CN212255452U

CN212255452U - Portable multimeter

Info

Publication number: CN212255452U
Application number: CN201921944576.8U
Authority: CN
Inventors: 陈隆斯; 郑建康; 李家怡; 吴立奇
Original assignee: Wenzhou Siwei Network Technology Co ltd
Current assignee: Wenzhou Siwei Network Technology Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-12-29
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a portable universal meter, including depositing the case deposit case front end movable mounting there is the apron, deposit case upper end fixed mounting there is the protective housing, open the protective housing upper end and have the mouth of placing, protective housing upper end movable mounting has the plywood, protective housing rear end fixed mounting has clamping device, the protective housing has the universal meter through placing the inside fixed mounting of mouthful, universal meter front end from the top down fixed mounting has display screen, starting switch and dial plate soon in proper order, universal meter front end lower extreme is opened there are four optional holes. Portable universal meter, through setting up clamping device, can make this universal meter be convenient for hang on one's body the staff, convenience and flexibility when having improved this universal meter and carrying, the protective housing can carry out a protection to the table body, avoids causing the damage to the table body when using and can improve the life of the table body, this universal meter simple structure is firm, the practicality is strong.

Description

Portable multimeter

Technical Field

The utility model relates to a measure technical field, in particular to portable universal meter.

Background

The universal meter is also called as a multiplex meter, a multi-purpose meter and the like, is an indispensable multifunctional and multi-range measuring meter for departments of power electronics and the like, generally takes voltage, current and resistance as main purposes, has a too simple structure and is inconvenient to carry, so that workers cannot effectively and safely carry the universal meter when working in different environments, the practicability of the whole universal meter is reduced, moreover, the universal meters are not provided with a protection device when being carried, so that the whole universal meter is easy to damage the body in the carrying process, the service life of the whole universal meter is shortened, when the multimeters are used for measuring, the multimeter needs to adjust the position timely due to the fact that the length of the measuring pen is limited, and convenience of the whole multimeter during measurement is reduced, so that a novel portable multimeter is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a portable multimeter which can effectively solve the problems of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

portable universal meter, including depositing the case, it has the apron to deposit case front end movable mounting, it has the protective housing to deposit case upper end fixed mounting, open the protective housing upper end has the mouth of placing, protective housing upper end movable mounting has the plywood, protective housing rear end fixed mounting has clamping device, the protective housing has the table body through placing the inside fixed mounting of mouth, table body front end from the top down fixed mounting has display screen, starting switch and dial plate soon in proper order, table body front end lower extreme is opened there are four optional holes.

Preferably, the protective housing primary structure has the casing, the casing front end from the top down has opened the reading window in proper order, revolves table hole and four jacks, the equal fixed mounting of casing left end and right-hand member has the couple, casing lower extreme fixed mounting has the bottom plate, the equal fixed mounting in bottom plate upper end left part and right part has the screw thread to detain, the casing rear end is opened there is the mounting groove, the protective housing passes through bottom plate fixed mounting and deposits the case upper end.

Preferably, it has the box to deposit case major structure, the connecting rod has been placed on the inner wall under the box, connecting rod left end fixedly connected with plug, connecting rod right-hand member fixedly connected with spring, spring right-hand member fixedly connected with test pen, fixed mounting has the baffle about the box between the inner wall, the structure of placing on the baffle upper end is the same with the structure of placing on the inner wall under the box.

Preferably, clamping device primary structure has the loose axle, the equal fixedly connected with support column of loose axle left end and right-hand member, loose axle lower extreme fixed mounting has the grip block, clamping device is through two support column fixed mounting in the mounting groove.

Preferably, casing lower extreme fretwork and fretwork department length are greater than the distance length between the screw thread knot, the bottom plate size is the same with the cross section size of casing, the reading window, revolve the position of table hole and jack and correspond with the display screen respectively, revolve the position of table and select the hole.

Preferably, the left part and the right part of the lower end of the meter body are both provided with fixing grooves, and the connecting rod, the partition plate and the lower inner wall of the box body are not connected.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, a protective shell is arranged on the whole multimeter, so that the outer surface of the multimeter can be protected by one layer, the normal use of the multimeter is not influenced, the damage of the multimeter can be avoided in the carrying process, the service life of the multimeter is prolonged, and a clamping device is arranged at the rear end of the protective shell, so that the whole multimeter can be clamped between the waist of a worker through the clamping plates, and the multimeter can be conveniently carried;

2. the utility model discloses in, through setting up the measuring pen that is connected with the spring, can effectively improve the measuring range of this universal meter to reducible this universal meter removal when measuring makes this universal meter use more have the flexibility, has also improved the practicality of this universal meter.

Drawings

FIG. 1 is a schematic view of the overall structure of a portable multimeter of the present invention;

FIG. 2 is a schematic view of the overall structure of a protective case of a portable multimeter of the present invention;

FIG. 3 is a cross-sectional view of a storage case of a portable multimeter of the present invention;

fig. 4 is the overall structure schematic diagram of the clamping device of the portable multimeter of the present invention.

In the figure: 1. a storage box; 2. a protective shell; 3. a placement port; 4. a clamping device; 5. a cover plate; 6. plywood; 7. rotating the dial plate; 8. starting a switch; 9. a display screen; 10. a watch body; 11. selecting a hole; 12. a box body; 13. a plug; 14. a connecting rod; 15. a spring; 16. a test pen; 17. a partition plate; 21. rotating the meter hole; 22. a base plate; 23. screwing; 24. a jack; 25. hooking; 26. a reading window; 27. a housing; 28. mounting grooves; 42. a support pillar; 43. a movable shaft; 44. and (4) clamping the plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, portable multimeter, including depositing case 1, deposit case 1 front end movable mounting and have apron 5, deposit case 1 upper end fixed mounting and have protective housing 2, open at protective housing 2 upper end has place mouthful 3, protective housing 2 upper end movable mounting has plywood 6, protective housing 2 rear end fixed mounting has clamping device 4, protective housing 2 is through placing mouthful 3 inside fixed mounting and have table body 10, table body 10 front end from the top down fixed mounting has display screen 9, starting switch 8 and dial plate 7 in proper order, table body 10 front end lower extreme is opened there are four optional holes 11.

The protective shell 2 mainly structurally comprises a shell 27, a reading window 26, a meter rotating hole 21 and four insertion holes 24 are sequentially formed in the front end of the shell 27 from top to bottom, hooks 25 are fixedly arranged at the left end and the right end of the shell 27, the hooks 25 can be hung by hanging springs 15 when a measuring pen 16 is not used, a bottom plate 22 is fixedly arranged at the lower end of the shell 27, threaded buckles 23 are fixedly arranged at the left part and the right part of the upper end of the bottom plate 22, an installation groove 28 is formed in the rear end of the shell 27, and the protective shell 2 is fixedly arranged at the upper end of a storage box 1 through the bottom plate 22; the storage box 1 is mainly structurally provided with a box body 12, a connecting rod 14 is placed on the lower inner wall of the box body 12, a plug 13 is fixedly connected to the left end of the connecting rod 14, a spring 15 is fixedly connected to the right end of the connecting rod 14, a test pen 16 is fixedly connected to the right end of the spring 15, the measurement pen 16 connected by the spring 15 can expand the measurement range to enable the whole multimeter to be more convenient to use, a partition plate 17 is fixedly installed between the left inner wall and the right inner wall of the box body 12, and the structure placed at the upper end of the partition plate 17; the main structure of the clamping device 4 is provided with a movable shaft 43, the left end and the right end of the movable shaft 43 are both fixedly connected with supporting columns 42, the lower end of the movable shaft 43 is fixedly provided with a clamping plate 44, the clamping plate 44 driven by the movable shaft 43 enables the clamping plate 44 to have stronger adaptability when clamping an object, and the clamping device 4 is fixedly arranged in the mounting groove 28 through the two supporting columns 42; the lower end of the shell 27 is hollowed out, the length of the hollowed-out part is greater than the distance length between the thread buckles 23, the size of the bottom plate 22 is the same as the size of the cross section of the shell 27, and the positions of the reading window 26, the dial rotating hole 21 and the jack 24 respectively correspond to the positions of the display screen 9, the dial rotating plate 7 and the selection hole 11; the left part and the right part of the lower end of the watch body 10 are both provided with fixing grooves, and the connecting rod 14, the partition board 17 and the lower inner wall of the box body 12 are not connected.

It should be noted that, the utility model relates to a portable multimeter, in the using process, firstly, the meter body 10 is started through the start switch 8, then the meter body 10 is put into the protective case 2 through the placing opening 3, then the meter body 10 is firmly fixed in the protective case 2 through the buckling of the thread buckle 23 on the bottom plate 22 into the fixed groove, after the measuring unit is determined, the measuring pen 16 is taken out from the storage case 1, the plug 13 is inserted into the selecting hole 11 through the jack 24, the measuring pen 16 can measure the long-distance measuring object under the action of the spring 15 without moving the meter body 10, the spring 15 can be hung on the hook 25 under the condition of temporary non-measurement, so that the measuring pen can not fall on the ground in disorder and is convenient to carry, when the whole multimeter needs to be carried on the body, the clamping device 4 at the rear end of the protective case 2 can lift the clamping plate 44 along the direction that the movable shaft 43 can rotate, then clamp grip block 44 on staff's belt can accomplish carrying this multimeter, and whole multimeter simple structure is firm, and the practicality is strong, is favorable to the use in the measurement work.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Portable universal meter, including depositing case (1), its characterized in that: deposit case (1) front end movable mounting have apron (5), deposit case (1) upper end fixed mounting have protective housing (2), open protective housing (2) upper end has place mouth (3), protective housing (2) upper end movable mounting has plywood (6), protective housing (2) rear end fixed mounting has clamping device (4), protective housing (2) have table body (10) through placing mouth (3) inside fixed mounting, table body (10) front end from the top down fixed mounting in proper order has display screen (9), starting switch (8) and revolves dial plate (7), table body (10) front end lower extreme is opened there are four optional hole (11).

2. The portable multimeter of claim 1, wherein: protective housing (2) major structure has casing (27), casing (27) front end from the top down opens reading window (26) in proper order, revolves table hole (21) and four jack (24), the equal fixed mounting of casing (27) left end and right-hand member has couple (25), casing (27) lower extreme fixed mounting has bottom plate (22), the equal fixed mounting of bottom plate (22) upper end left part and right part has screw thread to detain (23), casing (27) rear end is opened has mounting groove (28), protective housing (2) are through bottom plate (22) fixed mounting depositing case (1) upper end.

3. The portable multimeter of claim 1, wherein: deposit case (1) major structure and have box (12), connecting rod (14) have been placed on the inner wall under box (12), connecting rod (14) left end fixedly connected with plug (13), connecting rod (14) right-hand member fixedly connected with spring (15), spring (15) right-hand member fixedly connected with test pen (16), fixed mounting has baffle (17) between the inner wall about box (12), the structure of placing on baffle (17) upper end is the same with the structure of placing under box (12) on the inner wall.

4. The portable multimeter of claim 1 or 2, wherein: clamping device (4) primary structure has loose axle (43), equal fixedly connected with support column (42) of loose axle (43) left end and right-hand member, loose axle (43) lower extreme fixed mounting has grip block (44), clamping device (4) are through two support column (42) fixed mounting in mounting groove (28).

5. The portable multimeter of claim 2, wherein: the lower end of the shell (27) is hollowed out, the length of the hollowed-out part is greater than the distance length between the threaded buckles (23), the size of the bottom plate (22) is the same as the size of the cross section of the shell (27), and the positions of the reading window (26), the dial rotating hole (21) and the jack (24) correspond to the positions of the display screen (9), the dial rotating plate (7) and the selection hole (11) respectively.

6. The portable multimeter of claim 1, wherein: the left part and the right part of the lower end of the watch body (10) are both provided with fixing grooves.

7. The portable multimeter of claim 3, wherein: the connecting rod (14) is not connected with the partition plate (17) and the lower inner wall of the box body (12).