CN111722005A - Direct current digital voltage test instrument - Google Patents
Direct current digital voltage test instrument Download PDFInfo
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- CN111722005A CN111722005A CN202010539836.4A CN202010539836A CN111722005A CN 111722005 A CN111722005 A CN 111722005A CN 202010539836 A CN202010539836 A CN 202010539836A CN 111722005 A CN111722005 A CN 111722005A
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- voltage test
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- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims 3
- 241001330002 Bambuseae Species 0.000 claims 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 3
- 239000011425 bamboo Substances 0.000 claims 3
- 238000003780 insertion Methods 0.000 description 24
- 230000037431 insertion Effects 0.000 description 24
- 238000001514 detection method Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2503—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques for measuring voltage only, e.g. digital volt meters (DVM's)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The invention discloses a direct current digital voltage test instrument which comprises a meter body, wherein two wiring ports are arranged on the front surface of the lower portion of the meter body, storage boxes are arranged on two sides of the lower portion of the meter body, fixed blocks are arranged on the positions, located on two sides of the upper portion and the lower portion of each wiring port, of the front surface of the meter body, fixed shafts are horizontally connected between the two fixed blocks and between the other two fixed blocks, and sliding blocks are arranged on the outer surfaces of one ends of the two fixed shafts in a sleeved and sliding mode. The invention relates to the technical field of voltage testing, and in the direct current digital voltage testing instrument, a fixed cylinder is arranged in the middle of the front surface of a positioning cavity, an inserting shaft is embedded into one end of the fixed cylinder in a sliding manner, and a pull ring is arranged at the other end of the inserting shaft.
Description
Technical Field
The invention relates to the technical field of voltage testing, in particular to a direct current digital voltage testing instrument.
Background
The voltage is also called potential difference or potential difference, and is a physical quantity for measuring the energy difference of unit charge in an electrostatic field due to different potentials, in some electrical appliances, for the sake of safety, a voltage tester is required to frequently detect the voltage of the electrical appliances, the voltage tester is an instrument for measuring the voltage, the voltage tester is a large resistor, ideally considered as an open circuit, the electrical appliances are connected in parallel in a parallel circuit, the types of the voltage testers are very many, and a direct current digital voltage tester is one of the voltage testers and is specially used for detecting the voltage condition of a direct current electrical appliance.
However, when the existing voltage test instrument is not used, the wiring port on the voltage test instrument is exposed outside, so that external dust easily enters the inside of the wiring port, and therefore some parts inside the wiring port are damaged, normal use of the voltage test instrument is easily affected, and corresponding improvement on the defect is not performed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a direct-current digital voltage test instrument, which solves the problems that when the conventional voltage test instrument is not used, a wiring port on the voltage test instrument is exposed outside, so that external dust easily enters the inside of the wiring port, and thus, some parts in the wiring port are damaged, and the normal use of the voltage test instrument is easily influenced.
In order to achieve the purpose, the invention is realized by the following technical scheme: a direct current digital voltage test instrument comprises a meter body, wherein two wiring ports are arranged on the front surface of the lower portion of the meter body, storage boxes are arranged on two sides of the lower portion of the meter body, fixed blocks are arranged on the positions, located on two sides of the upper portion and the lower portion of the wiring ports, of the front surface of the meter body, fixed shafts are horizontally connected between two fixed blocks and between the other two fixed blocks, sliding blocks are sleeved on the outer surfaces of one ends of the two fixed shafts, a cover body is arranged between the two sliding blocks, a first spring is sleeved on the outer surfaces of the other ends of the two fixed shafts, two ends of the first spring are fixedly connected with one side face of each sliding block and one side face of each fixed block respectively, a first stop block is fixedly arranged on the position, located on one side of the cover body, of the middle position of the surface of the other side, and a positioning mechanism is fixedly arranged at one end of the front surface of the meter body close to the clamping block through a screw.
The positioning mechanism comprises a positioning cavity matched with the clamping block, a fixed cylinder is arranged in the middle of the front surface of the positioning cavity, an inserting shaft is embedded into one end of the fixed cylinder in a sliding mode, and a pull ring is arranged at the other end of the inserting shaft.
Preferably, when the first spring is in a normal state, the wiring port is located inside the cover body, a sealing gasket is fixedly bonded to one side face of the first stop block, and one side face of the cover body is in close contact with one side face of the sealing gasket.
Preferably, one end of the inserting shaft penetrates through one side face of the positioning cavity in a sliding mode, and a clamping groove matched with the inserting shaft is formed in the front surface of one end of the clamping block.
Preferably, the outer surface of one end of the inserting shaft is provided with a second stop block, the outer surface of the other end of the inserting shaft is sleeved with a second spring in a sliding mode, one end of the second spring is fixedly connected with the front surface of the second stop block, and the other end of the second spring is fixedly connected with the inner surface of one end of the fixed cylinder.
Preferably, a horizontal rotating of an inside side of the containing box is connected with a fixed pipe, two baffles are symmetrically arranged at the middle position of the outer surface of the fixed pipe, a through hole is formed in the middle position of the front surface of the fixed pipe, a slave gear is sleeved on the outer surface of one end of the fixed pipe, a handle is rotatably installed on one side of the containing box in an embedded mode, one end of the handle is fixedly connected with a master gear matched with a slave gear, the master gear is meshed with the slave gear, a limiting block is rotatably installed on the outer surface of the other end of the fixed pipe in a sleeved mode, and the upper surface of the limiting block is fixedly connected with the inner upper surface of the containing box.
Preferably, the front surface of containing box is provided with first through wires hole, and the another side of containing box is provided with the second through wires hole, the upper surface of through-hole is provided with the snap ring.
Advantageous effects
The invention provides a direct current digital voltage test instrument, which has the following beneficial effects compared with the prior art:
(1) the direct current digital voltage test instrument is fixedly connected with one side surface of a sliding block and one side surface of a fixed block through two ends of a first spring respectively, a first stop block is fixedly arranged at the position, located at one side of a cover body, of the front surface of a meter body, a fixture block is horizontally connected at the middle position of the other side surface of the cover body, a positioning mechanism is fixedly installed at the position, close to one end of the fixture block, of the front surface of the meter body through a screw, a fixed cylinder is arranged at the middle position of the front surface of a positioning cavity, an inserting shaft is embedded into one end of the fixed cylinder in a sliding mode, and a pull ring is arranged at the other end of the inserting shaft, the cover body can be opened, then under the elasticity of second spring, can go into the positioning cavity on the positioning mechanism with the fixture block card on the cover body, be convenient for fix the cover body to make things convenient for the staff to insert the plug on the wiring mouth.
(2) The direct current digital voltage test instrument is characterized in that a fixed pipe is horizontally and rotatably connected to one side surface inside a containing box, two baffle plates are symmetrically arranged at the middle position of the outer surface of the fixed pipe, a through hole is formed in the middle position of the front surface of the fixed pipe, a slave gear is sleeved on the outer surface of one end of the fixed pipe, a handle is embedded into one side above the containing box and rotatably installed, a master gear matched with the slave gear is fixedly connected to one end of the handle, the master gear is meshed with the slave gear, a limiting block is rotatably installed on the outer surface of the other end of the fixed pipe in a sleeved mode, the upper surface of the limiting block is fixedly connected with the upper surface inside the containing box, after voltage detection is finished, the handle is rotated, detected wires can be rapidly contained, the direct current digital voltage test instrument is convenient and fast, the occupied space of the wires is reduced, only need with the detection of wire one end press from both sides the pull out, then with the plug of the wire other end insert on the wiring mouth can, improved the device's practicality.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic view of the positioning mechanism of the present invention, shown in disassembled configuration;
FIG. 4 is a schematic view of the construction of the mask body of the present invention;
fig. 5 is a schematic view of the storage box structure with its interior disassembled.
In the figure: 1. a watch body; 2. a wiring port; 3. a storage box; 301. a first threading hole; 302. a second threading hole; 303. a snap ring; 31. a fixed tube; 32. a baffle plate; 33. a through hole; 34. a slave gear; 35. a handle; 36. a main gear; 37. a limiting block; 4. a fixed block; 5. a fixed shaft; 6. a slider; 7. a cover body; 8. a first spring; 9. a first stopper; 91. a gasket; 10. a clamping block; 1001. a card slot; 11. a positioning mechanism; 111. a positioning cavity; 112. a fixed cylinder; 113. inserting a shaft; 1131. a second stopper; 1132. a second spring; 114. and (4) a pull ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a direct current digital voltage test instrument comprises a meter body 1, two wiring ports 2 are arranged on the front surface below the meter body 1, storage boxes 3 are arranged on two sides below the meter body 1, fixed blocks 4 are arranged on the front surface of the meter body 1 and located on two sides above and below the wiring ports 2, fixed shafts 5 are horizontally connected between the two fixed blocks 4 and between the other two fixed blocks 4, sliders 6 are sleeved and slidably mounted on the outer surfaces of one ends of the two fixed shafts 5, a cover body 7 is arranged between the two sliders 6, first springs 8 are sleeved and slidably mounted on the outer surfaces of the other ends of the two fixed shafts 5, two ends of each first spring 8 are fixedly connected with one side surface of each slider 6 and one side surface of each fixed block 4, a first stop block 9 is fixedly arranged on the position, located on one side of the cover body 7, of the front surface of the meter body 1, and a fixture block 10 is horizontally connected at the middle, a positioning mechanism 11 is fixedly arranged at one end of the front surface of the watch body 1 close to the fixture block 10 through screws.
The positioning mechanism 11 includes a positioning cavity 111 matching with the fixture block 10, a fixed cylinder 112 is disposed at a middle position of a front surface of the positioning cavity 111, an insertion shaft 113 is slidably mounted at one end of the fixed cylinder 112, and a pull ring 114 is disposed at the other end of the insertion shaft 113.
Referring to fig. 2 and 4, when the first spring 8 is in a normal state, the wire connection port 2 is located inside the cover body 7, the sealing gasket 91 is fixedly adhered to one side surface of the first stopper 9, and one side surface of the cover body 7 is in close contact with one side surface of the sealing gasket 91, so that the cover body 7 can block the wire connection port 2 on the watch body 1, and the wire connection port 2 is protected from dust.
Referring to fig. 3, one end of the insertion shaft 113 slidably passes through one side surface of the positioning cavity 111, a slot 1001 matched with the insertion shaft 113 is formed in a front surface of one end of the latch 10, a second stopper 1131 is formed in an outer surface of one end of the insertion shaft 113, a second spring 1132 is slidably sleeved on an outer surface of the other end of the insertion shaft 113, one end of the second spring 1132 is fixedly connected to a front surface of the second stopper 1131, and the other end of the second spring 1132 is fixedly connected to an inner surface of one end of the fixed cylinder 112, when the cover 7 is opened, the pull ring 114 on the insertion shaft 113 is pulled, under the elasticity of the second spring 1132, the pull ring 114 drives the insertion shaft 113 to slide inside the fixed cylinder 112, then one end of the insertion shaft 113 leaves the positioning cavity 111, the latch 10 is inserted into the positioning cavity 111 after leaving, the slot 1001 on the latch 10 is aligned with one end of the insertion shaft 113 after insertion, the pull ring 114 on the latch 113 is released, the second spring 1132 can restore the inserting shaft 113 to the original position, so that one end of the inserting shaft 113 is inserted into the slot 1001 of the latch 10, and the cover 7 on the latch 10 is fixed, thereby facilitating the insertion of the plug into the wire connection port 2.
Referring to fig. 5, a fixed pipe 31 is horizontally and rotatably connected to one side surface of the interior of the storage box 3, two baffles 32 are symmetrically disposed at the middle position of the outer surface of the fixed pipe 31, a through hole 33 is arranged at the middle position of the front surface of the fixed tube 31, a driven gear 34 is sleeved on the outer surface of one end of the fixed tube 31, a handle 35 is embedded and rotatably installed at one side above the containing box 3, a master gear 36 matched with the driven gear 34 is fixedly connected with one end of the handle 35, the master gear 36 is meshed with the driven gear 34, a limiting block 37 is rotatably sleeved on the outer surface of the other end of the fixed tube 31, the upper surface of the limiting block 37 is fixedly connected with the inner upper surface of the containing box 3, a first threading hole 301 is arranged on the front surface of the containing box 3, and the other side of the containing box 3 is provided with a second threading hole 302, and the upper surface of the through hole 33 is provided with a snap ring 303 for conveniently containing the lead wire for detecting the voltage.
And those not described in detail in this specification are well within the skill of those in the art.
When the detection wire is used, the cover body 7 is shifted by using the elasticity of the first spring 8, so that the cover body 7 leaks the wire connection port 2 on the meter body 1, after the wire connection port is leaked, the fixture block 10 on the cover body 7 is inserted into the positioning cavity 111 on the positioning mechanism 11, before the insertion, the pull ring 114 on the insertion shaft 113 is pulled, under the elasticity of the second spring 1132, the pull ring 114 drives the insertion shaft 113 to slide in the fixing cylinder 112, then one end of the insertion shaft 113 leaves the inside of the positioning cavity 111, the fixture block 10 is inserted into the inside of the positioning cavity 111 after the insertion, the clamping groove 1001 on the fixture block 10 is aligned with one end of the insertion shaft 113 after the insertion, after the pull ring 114 on the insertion shaft 113 is aligned, the second spring 1132 can restore the insertion shaft 113 to the original position, so that one end of the insertion shaft 113 is inserted into the clamping groove 1001 on the fixture block 10, the cover body 7 on the fixture block 10 is fixed, and after the fixing, a worker can insert the plug on the wire connection port 2 on the meter, the voltage test is carried out on the relevant electric appliance, after the test is finished, the plug on the detection line is pulled out, then the pull ring 114 on the insertion shaft 113 is pulled, one end of the insertion shaft 113 is enabled to leave the clamping groove 1001 on the fixture block 10, thus under the elasticity of the first spring 8, the first spring 8 enables the fixture block 10 to leave the positioning cavity 111 on the positioning mechanism 11, and the cover body 7 is enabled to restore to the original position, so that one side of the cover body 7 is enabled to be in tight contact with the sealing gasket 91 on the first stop block 9, the cover body 7 can block the wiring port 2 on the meter body 1, the dustproof effect can be achieved on the wiring port 2, furthermore, a lead wire used for detecting the voltage is wound between the two baffle plates 32 on the fixed pipe 31, the plug on the lead wire penetrates through the through hole 33 on the fixed pipe 31 and then sequentially penetrates through the one end of the fixed pipe 31 and the second threading hole 302, and the plug can be just inserted to the position, then, the detection clamp on the wire penetrates through the first threading hole 301, when an electrical appliance is required to be detected, the detection clamp on the wire is pulled under the rotation of the fixing tube 31 to be pulled to a required length, then, a plug on the wire is inserted into the wiring port 2, the electrical appliance can be detected, after the detection is finished, the plug on the wire is pulled out from the wiring port 2 to be clamped into the snap ring 303 on the storage box 3, the handle 35 is rotated to drive the main gear 36 to rotate, the main gear 36 drives the secondary gear 34 meshed with the main gear to rotate, the secondary gear 34 drives the fixing tube 31 to rotate, the fixing tube 31 winds the wire, and the wire is stored so as not to occupy space.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a direct current digital voltage test instrument, includes table body (1), its characterized in that: the meter is characterized in that two wiring ports (2) are arranged on the front surface of the lower portion of the meter body (1), storage boxes (3) are arranged on two sides of the lower portion of the meter body (1), fixed blocks (4) are arranged on the positions, located on two sides of the upper portion and the lower portion of the wiring ports (2), of the front surface of the meter body (1), fixed shafts (5) are horizontally connected between the two fixed blocks (4) and between the other two fixed blocks (4), sliding blocks (6) are sleeved on the outer surfaces of one ends of the two fixed shafts (5), a cover body (7) is arranged between the two sliding blocks (6), first springs (8) are sleeved on the outer surfaces of the other ends of the two fixed shafts (5), two ends of each first spring (8) are fixedly connected with one side face of each sliding block (6) and one side face of each fixed block (4), a first stop block (9) is fixedly arranged on the position, located on one side of the cover body (7, a clamping block (10) is horizontally connected to the middle position of the other side surface of the cover body (7), and a positioning mechanism (11) is fixedly mounted at one end position, close to the clamping block (10), of the front surface of the meter body (1) through screws;
positioning mechanism (11) including with fixture block (10) assorted location chamber (111), the front surface intermediate position department in location chamber (111) is provided with fixed section of thick bamboo (112), the one end embedding slidable mounting of fixed section of thick bamboo (112) has inserted axle (113), the other end of inserting axle (113) is provided with pull ring (114).
2. The dc digital voltage test meter of claim 1, wherein: when first spring (8) are in normal state, wiring mouth (2) are located the inside of the cover body (7), a side of first dog (9) is fixed to be bonded and is sealed to have sealed pad (91), a side of the cover body (7) and a side in close contact with that seals pad (91).
3. The dc digital voltage test meter of claim 1, wherein: one end of the inserting shaft (113) penetrates through one side face of the positioning cavity (111) in a sliding mode, and a clamping groove (1001) matched with the inserting shaft (113) is formed in the front surface of one end of the clamping block (10).
4. A dc digital voltage test meter according to claim 3, wherein: the one end surface of inserting axle (113) is provided with second dog (1131), and the other end surface of inserting axle (113) cup joints slidable mounting has second spring (1132), the one end of second spring (1132) and the front surface fixed connection of second dog (1131), and the other end of second spring (1132) and the inside fixed surface of one end of a fixed section of thick bamboo (112) are connected.
5. The dc digital voltage test meter of claim 1, wherein: the inside side level of containing box (3) is rotated and is connected with fixed pipe (31), the surface intermediate position department symmetry of fixed pipe (31) is provided with two baffles (32), and the front surface intermediate position department of fixed pipe (31) has seted up through-hole (33), the one end surface of fixed pipe (31) cup joints and is provided with from gear (34), the top one side embedding of containing box (3) is rotated and is installed handle (35), the one end fixedly connected with of handle (35) and from gear (34) assorted master gear (36), master gear (36) and from gear (34) between for the meshing joint, the other end surface of fixed pipe (31) cup joints and rotates and installs stopper (37), the upper surface of stopper (37) and the inside upper surface fixed connection of containing box (3).
6. The dc digital voltage test meter of claim 5, wherein: the front surface of containing box (3) is provided with first through wires hole (301), and the another side of containing box (3) is provided with second through wires hole (302), the upper surface of through-hole (33) is provided with snap ring (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010539836.4A CN111722005A (en) | 2020-06-12 | 2020-06-12 | Direct current digital voltage test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010539836.4A CN111722005A (en) | 2020-06-12 | 2020-06-12 | Direct current digital voltage test instrument |
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| CN111722005A true CN111722005A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010539836.4A Pending CN111722005A (en) | 2020-06-12 | 2020-06-12 | Direct current digital voltage test instrument |
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