CN210954139U - Portable digital multimeter - Google Patents
Portable digital multimeter Download PDFInfo
- Publication number
- CN210954139U CN210954139U CN201921785603.1U CN201921785603U CN210954139U CN 210954139 U CN210954139 U CN 210954139U CN 201921785603 U CN201921785603 U CN 201921785603U CN 210954139 U CN210954139 U CN 210954139U
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- connecting rod
- digital multimeter
- portable digital
- block
- telescopic link
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- 238000010030 laminating Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 101000579646 Penaeus vannamei Penaeidin-1 Proteins 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a portable digital multimeter, its technical scheme main points are: the utility model provides a portable digital multimeter, which comprises a body, connect the table line on the body, the one end of keeping away from the body on the table line is equipped with the pen-shape metre, be equipped with the take-up that is used for carrying out receiving and releasing to the table line on the body, it is connected with the telescopic link to rotate on the body, the one end of keeping away from the body on the telescopic link rotates and is connected with the lead screw, threaded connection has the screw to revolve to opposite first connecting rod on the lead screw, the second connecting rod, first connecting rod, second connecting rod and telescopic link sliding connection, first connecting rod, the one end of keeping away from the lead screw on the second. The utility model discloses a portable digital multimeter only needs just alone can operate digital multimeter, convenient to use.
Description
Technical Field
The utility model relates to a measuring device technical field, more specifically say, it relates to a portable digital multimeter.
Background
Digital multimeters, a multi-purpose electronic measurement instrument, typically include an ammeter, voltmeter, ohmmeter, and the like. At present, the gauge wires of the universal meter are all designed outside the universal meter and do not have an automatic wire winding function, and after the universal meter is used by a measurer, the gauge wires are generally wound on a universal meter body, or the universal meter and the gauge wires are randomly placed in a tool bag. If twine the table line on the table body, the process of twining and opening can waste more time, twine the nonstandard still can cause the broken string problem, the dirty problem of table line also can not avoid. If the universal meter and the meter line are randomly placed in the tool bag, the problems of meter line knotting, dirt, line breakage, hooking and the like can easily occur during use.
In order to solve the problems, the universal meter disclosed in the chinese patent with the publication number CN208520912U comprises a main body and a meter wire connected to the main body, wherein a wire take-up device for taking up and taking down the meter wire is arranged on the main body; the take-up device comprises a take-up and pay-off mechanism, and the take-up and pay-off mechanism is used for taking up and paying off a watch line; and the positioning mechanism is used for fixing the watch line at a preset position. Although above-mentioned scheme is accomodate the table line through setting up take-up, in the in-service use process, still can produce inconvenience. In the use, need insert two table pens to the position of measurationing with the hand to adjust to corresponding gear through rotating change over switch, in this process, it can be very inconvenient to operate alone.
SUMMERY OF THE UTILITY MODEL
To prior art existence in the measurement process, both need insert two meters with the hand and measure the volume of measurationing position, need adjust change over switch again, need many people's cooperations just not enough that facilitate the use, the utility model aims to provide a only need alone just can operation digital multimeter, convenient to use's a portable digital multimeter.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a portable digital multimeter, is including the body, connect the table line on the body, the one end of keeping away from the body on the table line is equipped with the pen-shape metre, be equipped with the take-up that is used for receiving and releasing the table line on the body, it is connected with the telescopic link to rotate on the body, the one end of keeping away from the body on the telescopic link is rotated and is connected with the lead screw, threaded connection has the screw thread to revolve to opposite first connecting rod, second connecting rod on the lead screw, first connecting rod, second connecting rod and telescopic link sliding connection, the one end of keeping away from the lead screw on first connecting rod, the second connecting rod all is equipped with the holder with pen.
By adopting the technical scheme, the digital multimeter comprises a body with the digital multimeter and a meter wire connected to the body, wherein a meter pen for measurement is arranged at one end, far away from the body, of the meter wire; rotate on the body and be connected with the telescopic link, the messenger can be adapted to the position of the different degree of depth and measure, the one end of keeping away from the body on the telescopic link rotates and is connected with the lead screw, threaded connection has the screw to revolve to opposite first connecting rod on the lead screw, the second connecting rod, first connecting rod, second connecting rod and telescopic link sliding connection, through rotating the lead screw, make first connecting rod, the second connecting rod removes in opposite directions or dorsad, at first connecting rod, the one end of keeping away from the lead screw on the second connecting rod all is equipped with the holder with the pen-shape metre joint, the holder is used for installing the pen-shape metre, it conveniently dismantles through setting up of joint.
The utility model discloses further set up to: the clamping piece comprises a fixed block, a first groove which is attached to the shape of the meter pen is formed in the fixed block, a ball body is connected to the first connecting rod and the second connecting rod in a threaded mode, and the fixed block is connected with the ball body in a rotating mode.
Through adopting above-mentioned technical scheme, the holder is equipped with the first recess with the meter pen appearance laminating including the fixed block on the fixed block for the installation meter pen, equal threaded connection has the spheroid on first connecting rod, second connecting rod, and the fixed block rotates with the spheroid to be connected, makes the meter pen rotate through the design of this structure and can measure the place in different position.
The utility model discloses further set up to: the fixed block is including dismantling fixed connection's first block, second block, all be equipped with the second recess with the laminating of spheroid appearance on first block, the second block.
Through adopting above-mentioned technical scheme, the fixed block all is equipped with the second recess with the laminating of spheroid appearance including first block, the second block that can dismantle fixed connection on first block, the second block, and the design through this structure can be convenient for install the spheroid to fix the spheroid on first connecting rod, second connecting rod after the second recess in, easy to assemble in the spheroid.
The utility model discloses further set up to: the one end of keeping away from the holder on first connecting rod, the second connecting rod all is equipped with the through-hole, be equipped with the guide bar that runs through in the through-hole on the telescopic link.
Through adopting above-mentioned technical scheme, the one end of keeping away from the holder on first connecting rod, second connecting rod all is equipped with the through-hole, is equipped with the guide bar that runs through in the through-hole on the telescopic link, makes the lead screw at the pivoted in-process through setting up guide bar, through-hole, ensures that first connecting rod, second connecting rod move in opposite directions or dorsad.
The utility model discloses further set up to: the telescopic rod is provided with a bearing at one end far away from the body, and the inner wall of the bearing is fixedly connected with the screw rod.
Through adopting above-mentioned technical scheme, the one end of keeping away from the body on the telescopic link is equipped with the bearing, and the inner wall and the lead screw fixed connection of bearing are in order to ensure that the lead screw pivoted is in the same direction as smooth.
The utility model discloses further set up to: the body is provided with a containing groove for containing a meter pen.
Through adopting above-mentioned technical scheme, be equipped with the groove of accomodating that is used for placing the pen-shape metre on the body, make the pen-shape metre not receive the damage when not using.
The utility model discloses further set up to: and a knob is arranged on the screw rod.
By adopting the technical scheme, the knob is arranged on the screw rod, so that the screw rod can be conveniently rotated.
The utility model discloses further set up to: the telescopic rod is provided with a rotating column at one end close to the body, the body is provided with a fixed seat, and the fixed seat is provided with a third groove which is attached to the rotating column in shape.
Through adopting above-mentioned technical scheme, the one end that is close to the body on the telescopic link is equipped with the rotation post, is equipped with the fixing base on the body, is equipped with on the fixing base with the third recess of rotating the laminating of post appearance, realizes the rotation of telescopic link through the cooperation of rotating post and third recess, and can realize that the joint of telescopic link and fixing base can dismantle when not using.
To sum up, the utility model discloses following beneficial effect has:
1. the meter pen can be fixed by arranging mechanisms such as the telescopic rod, the screw rod and the clamping piece, and only one person is needed to realize measurement operation during measurement.
2. Through setting up spheroid, second recess, make the pen-shape metre can rotate after fixing on the holder, also can measure the place of different direction positions.
Drawings
FIG. 1 is a front view of a portable digital multimeter of the present invention, which is used for embodying the structural design of the digital multimeter;
FIG. 2 is a schematic structural diagram of a portable digital multimeter of the present invention, which is used for embodying the structural design of the digital multimeter;
FIG. 3 is an enlarged view of portion A of FIG. 2, showing the structural design of portion A;
fig. 4 is the structure diagram of the portable digital multimeter of the present invention, which is used for embodying the structure design of the digital multimeter.
In the figure: 1. a meter pen; 2. a surface line; 3. a body; 4. a screw rod; 5. a bearing; 6. a first link; 7. a clamping member; 8. a second link; 9. a knob; 10. a through hole; 11. a guide bar; 12. a telescopic rod; 13. a second groove; 14. a sphere; 15. a first groove; 16. a fixed block; 161. a first block; 162. a second block; 17. a third groove; 18. rotating the column; 19. a fixed seat; 20. a receiving groove; 21. a wire take-up device.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 referred to 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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, 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.
The utility model provides a portable digital multimeter, as shown in figure 1, figure 4, body 3 including digital multimeter, connect the table wire 2 on body 3, the one end of keeping away from body 3 on table wire 2 is equipped with and is used for measuring pen-shape metre 1, be equipped with the take-up 21 that is used for receiving and releasing table wire 2 on body 3, make the take-up 2 can orderly accomodating of table wire under take-up 21's effect, be equipped with the groove 20 of accomodating that is used for placing pen-shape metre 1 on body 3, make pen-shape metre 1 can not receive the damage when not using.
As shown in fig. 2, 3 and 4, a fixing seat 19 is arranged on the body 3, a third groove 17 is arranged on the fixing seat 19, a rotating column 18 is rotatably connected in the third groove 17, a telescopic rod 12 is arranged on the rotating column 18, the rotating column 18 can be detached while rotating in the third groove 17, and can be detached when a digital multimeter is not used; a bearing 5 is fixedly connected to one end of the telescopic rod 12 far away from the rotating column 18, a screw rod 4 is fixedly connected to the inner wall of the bearing 5, and a knob 9 is arranged on the screw rod 4 to facilitate the rotation of the screw rod 4; a first connecting rod 6 and a second connecting rod 8 with opposite thread turning directions are in threaded connection with the screw rod 4, through holes 10 are formed in the first connecting rod 6 and the second connecting rod 8, a guide rod 11 penetrating through the through holes 10 is arranged on the telescopic rod 12, and the first connecting rod 6 and the second connecting rod 8 can move in the opposite direction or in the back direction when the screw rod 4 rotates under the action of the guide rod 11; clamping pieces 7 are arranged at one ends, far away from the through hole 10, of the first connecting rod 6 and the second connecting rod 8, each clamping piece 7 comprises a fixing block 16, and a first groove 15 which is attached to the shape of the meter pen 1 is formed in each fixing block 16 and used for installing the meter pen 1; at first connecting rod 6, the equal threaded connection of one end of keeping away from through-hole 10 on the second connecting rod 8 has spheroid 14, fixed block 16 is including the first block 161 that can dismantle the connection, second block 162, at first block 161, all be equipped with second recess 13 on the second block 162, second recess 13 and the laminating of spheroid 14's appearance, in the installation, earlier pass spheroid 14 second block 162 again with first connecting rod 6, second connecting rod 8 is fixed, it is fixed with first block 161 and second block 162 again, in simple to operate, make fixed block 16 realize diversified rotation under spheroid 14's effect, make pen-shape metre 1 can measure the place in different positions.
When a digital multimeter is used for measurement, the rotating column 18 is clamped on the body 3 through the third groove 17, the telescopic rod 12 is stretched to the required length, the meter pens 1 are taken down from the accommodating groove 20 and clamped in the first groove 15, the distance between the two meter pens 1 is adjusted to the corresponding distance through rotating the knob 9 so as to correspond to the corresponding width with the measurement point, and the fixed block 16 is rotated to enable the meter pens 1 to be opposite to the position with the measurement point and inserted for measurement; when the measurement is finished, the meter pen 1 is taken down, the meter wire 2 is taken up under the action of the take-up device 21, the meter pen 1 is placed in the accommodating groove 20, and the rotating column 18 is taken down from the third groove 17, so that the process of disassembling and accommodating is finished; only one person is needed to complete the measurement operation in the whole process.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a portable digital multimeter, is including body (3), connect table line (2) on body (3), the one end of keeping away from body (3) on table line (2) is equipped with pen-shape metre (1), be equipped with take-up (21) that are used for receiving and releasing table line (2) on body (3), its characterized in that: rotate on body (3) and be connected with telescopic link (12), the one end of keeping away from body (3) on telescopic link (12) is rotated and is connected with lead screw (4), threaded connection has screw to revolve to opposite first connecting rod (6), second connecting rod (8) on lead screw (4), first connecting rod (6), second connecting rod (8) and telescopic link (12) sliding connection, the one end of keeping away from lead screw (4) on first connecting rod (6), second connecting rod (8) all is equipped with holder (7) with table pen (1) joint.
2. The portable digital multimeter of claim 1, wherein: the clamping piece (7) comprises a fixing block (16), a first groove (15) which is attached to the shape of the meter pen (1) is formed in the fixing block (16), a sphere (14) is connected to the first connecting rod (6) and the second connecting rod (8) in a threaded mode, and the fixing block (16) is rotatably connected with the sphere (14).
3. A portable digital multimeter as recited in claim 2, wherein: fixed block (16) are including dismantling first block (161), second block (162) of fixed connection, all be equipped with on first block (161), second block (162) with spheroid (14) appearance laminating second recess (13).
4. The portable digital multimeter of claim 1, wherein: the one end of keeping away from holder (7) on first connecting rod (6), second connecting rod (8) all is equipped with through-hole (10), be equipped with guide bar (11) that run through in through-hole (10) on telescopic link (12).
5. The portable digital multimeter of claim 1, wherein: the telescopic rod (12) is provided with a bearing (5) at one end far away from the body (3), and the inner wall of the bearing (5) is fixedly connected with the screw rod (4).
6. The portable digital multimeter of claim 1, wherein: the body (3) is provided with a containing groove (20) for placing the meter pen (1).
7. The portable digital multimeter of claim 1, wherein: and a knob (9) is arranged on the screw rod (4).
8. The portable digital multimeter of claim 1, wherein: the telescopic link (12) is gone up the one end that is close to body (3) and is equipped with rotation post (18), be equipped with fixing base (19) on body (3), be equipped with on fixing base (19) and rotate third recess (17) that post (18) appearance was laminated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921785603.1U CN210954139U (en) | 2019-10-23 | 2019-10-23 | Portable digital multimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921785603.1U CN210954139U (en) | 2019-10-23 | 2019-10-23 | Portable digital multimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210954139U true CN210954139U (en) | 2020-07-07 |
Family
ID=71397100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921785603.1U Expired - Fee Related CN210954139U (en) | 2019-10-23 | 2019-10-23 | Portable digital multimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210954139U (en) |
-
2019
- 2019-10-23 CN CN201921785603.1U patent/CN210954139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 |