CN217879382U - Voltmeter for detecting direct-current power supply - Google Patents
Voltmeter for detecting direct-current power supply Download PDFInfo
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- CN217879382U CN217879382U CN202221613440.0U CN202221613440U CN217879382U CN 217879382 U CN217879382 U CN 217879382U CN 202221613440 U CN202221613440 U CN 202221613440U CN 217879382 U CN217879382 U CN 217879382U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model belongs to the technical field of direct current power supply detects technique and specifically relates to a voltmeter is used in direct current power supply detection, including manometer main part and protection device, the lower extreme of manometer main part has been seted up and has been accomodate the groove, the manometer main part with accomodate one side that the groove is close to and install the link assembly, protection device swing joint is in accomodate the inner wall in groove, protection device is located accomodate the one end fixedly connected with elasticity post of inslot portion, the elasticity post is kept away from protection device's one end fixed connection is in accomodate the inner wall in groove, protection device is located accomodate the one end in the groove outside and be provided with the spreader, the manometer main part plays the effect of supporting the buffering, forms the manometer main part and is placing the in-process and reduces the contact with ground, promotes the contact distance on manometer main part and ground, avoids long-time work bottom to adsorb the dust, reaches the manometer main part of being convenient for direct current power supply and detects.
Description
Technical Field
The utility model relates to a DC power supply detects technical field, especially relates to a DC power supply detects uses voltmeter.
Background
Traditional pointer type voltmeter includes a sensitive ammeter, there is a permanent magnet in sensitive ammeter the inside, a coil that constitutes by the wire of establishing ties between two terminals of ammeter, the coil is placed in the magnetic field of permanent magnet, and link to each other with the pointer of table through transmission, the voltmeter frequently uses in high-speed railway traction system power supply, because the voltmeter volume is small portable, use in the testing process is nimble, however, the voltmeter is using and is placing the in-process, receive striking and deformation damage easily when bottom and ground contact, and simultaneously, the bottom adsorbs when the manometer contacts with ground for a long time has a large amount of dust, the dust gets into the manometer inner wall and causes the internals to damage when the clearance is untimely, reduce manometer life.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, a voltmeter for detecting a dc power supply is provided.
The specific technical scheme is as follows:
the utility model provides a DC power supply detects uses voltmeter, includes manometer main part and protection device, the groove has been seted up to the lower extreme of manometer main part and has been accomodate, the manometer main part with accomodate one side that the groove is close to and install the link assembly, protection device swing joint is in accomodate the inner wall in groove, protection device is located accomodate the one end fixedly connected with elasticity post of inslot portion, the elasticity post is kept away from protection device's one end fixed connection is in accomodate the inner wall in groove, protection device is located accomodate the one end in the groove outside and be provided with the spreader.
Preferably, the spreader fixed connection be in protection device is located accomodate the one end in the groove outside, protection device with one side fixedly connected with spring that the spreader is close to, the one end fixedly connected with sliding sleeve of spring, the outer wall fixedly connected with support column of slope of sliding sleeve, the support column is kept away from the one end gomphosis of sliding sleeve is connected the one end of manometer main part.
Preferably, the protection device is located the one end of accomodating the groove outside has seted up movable groove, the inner wall swing joint in movable groove has the fixed band, the manometer main part with one side fixedly connected with that protection device is close to and fixed band matched with fixed block, install manometer main part lower extreme, just be located accomodate the position between the groove.
Preferably, the spring and the sliding sleeve are movably sleeved on the outer wall of the cross column.
Preferably, the upper end fixedly connected with handle of manometer main part, the manometer main part with one side that the link assembly kept away from mutually is provided with the heat dissipation motor, just the outside of heat dissipation motor is the net shape.
Preferably, the protection device is connected to the inner wall of the accommodating groove in a sliding manner through the elastic column, and the protection device is matched with the accommodating groove in size.
Preferably, the protection device and the containing groove are symmetrically distributed at the lower end of the pressure gauge main body.
The technical scheme has the following advantages or beneficial effects:
1. through setting up fixed block cooperation fixed band, remove the manometer main part through the handle via the user, and remove and carry out the lock through the outer wall to the fixed band at the fixed block to suitable position, the elastic column outwards removes the inner wall that protection device was accomodating the groove this moment, contact through protection device and ground, elastic column self elasticity contracts through the decurrent gravity of manometer main part this moment, the support column is close to protection device's inboard at the outer wall of spreader here simultaneously, form thrust by the sliding sleeve to the spring through the decurrent gravity of manometer main part, spring self elasticity contracts and forms the triangle-shaped structure by the angle between support column cooperation sliding sleeve and the spreader this moment, carry out the decomposition of force to the decurrent gravity of manometer main part and produce reaction force by spring self elasticity, play the effect of support buffering to the manometer main part, form the manometer main part and reduce the contact with ground in placing process, promote the contact distance of manometer main part and ground, avoid long-time work bottom to adsorb the dust, it detects to reach the manometer main part to be convenient for DC power supply.
2. Through setting up fixed block cooperation fixed band, via detect the completion in the manometer main part, use certain power to protection device at the inner wall of accomodating the groove, make its elasticity post shrink and drive protection device and be close to the inner wall of accomodating the groove, adjust the degree that protection device is accomodating the inside shrink of groove according to the user custom, adjust and accomplish the outer wall at the fixed block to the fixed band lock, form and accomodate protection device, reach this device and to space make full use of, the manometer main part of being convenient for carries, promote the practicality of this device.
Drawings
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are, however, to be regarded as illustrative and explanatory only and are not restrictive of the scope of the invention.
Fig. 1 is a schematic view of a three-dimensional structure of a voltmeter for dc power detection according to the present invention;
fig. 2 is a schematic view of a receiving groove of a voltmeter for dc power detection according to the present invention;
fig. 3 is a schematic structural diagram of a voltmeter for dc power detection according to the present invention;
fig. 4 is the utility model provides a spring structure of voltmeter for dc power supply detection schematic diagram.
The above-mentioned reference numerals denote: the pressure gauge comprises a pressure gauge main body 1, a connecting end assembly 12, a handle 13, a containing groove 14, a heat dissipation motor 15, a protection device 2, an elastic column 21, a cross column 22, a sliding sleeve 23, a spring 24, a support column 25, a movable groove 3, a fixing belt 31 and a fixing block 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, which are not intended to limit the present invention.
Referring to fig. 1-4, a voltmeter for dc power detection, including manometer main part 1 and protection device 2, manometer main part 1's lower extreme has been seted up and has been accommodated groove 14, manometer main part 1 installs connection end assembly 12 with one side of accommodating groove 14 and being close to, protection device 2 swing joint is at the inner wall of accommodating groove 14, protection device 2 is located the one end fixedly connected with elastic column 21 of accommodating the inside of groove 14, the one end fixed connection that protection device 2 was kept away from to elastic column 21 is at the inner wall of accommodating groove 14, protection device 2 is located the one end of accommodating the groove 14 outside and is provided with spreader 22, contact with ground through protection device 2, this moment elastic column 21 self elasticity contracts through manometer main part 1 downward gravity, support column 25 is close to protection device 2's inboard at the outer wall of spreader 22 simultaneously, form the thrust by sliding sleeve 23 to spring 24 through manometer main part 1 downward gravity, spring 24 self elasticity contracts and forms the triangle-shaped structure by the angle between sliding sleeve 23 and the spreader 22, decompose the spring 24 self elasticity power of gravity and produce the thrust through manometer main part 1, the bottom contact effect of the manometer main part 1, it reduces the direct current power of the manometer main part and the ground is convenient for carrying out the detection, it contacts the ground to reduce the manometer main part and carry out the long-time.
The detection signal end connected with the connecting wire through the connecting end assembly 12 can perform rapid detection on the power supply of the high-speed rail traction system through the connecting wire detection end, and the detection efficiency is improved.
Further, the spreader 22 fixed connection is in the one end of accommodating the groove 14 outside at protection device 2, one side fixedly connected with spring 24 that protection device 2 and spreader 22 are close to, the one end fixedly connected with sliding sleeve 23 of spring 24, the support column 25 of the outer wall fixedly connected with slope of sliding sleeve 23, the one end at manometer main part 1 is connected in the one end of keeping away from sliding sleeve 23 to support column 25, this moment elastic column 21 self elasticity contracts through the downward gravity of manometer main part 1, here support column 25 is close to protection device 2's inboard at the outer wall of spreader 22, form thrust to spring 24 by sliding sleeve 23 through the downward gravity of manometer main part 1, spring 24 self elasticity contracts and forms the triangle-shaped structure by the angle between support column 25 cooperation sliding sleeve 23 and the spreader 22 this moment, carry out the decomposition of power by the gravity of manometer main part 1 downward and produce the reaction force by spring 24 self elasticity, play the effect of supporting the buffering to manometer main part 1, form and protect manometer main part 1.
Further, protection device 2 is located the one end of accomodating the groove 14 outside and has seted up movable groove 3, the inner wall swing joint in movable groove 3 has fixed band 31, one side fixedly connected with that protection device 2 is close to and fixed band 31 matched with fixed block 32, 33 is installed to 1 lower extreme of manometer main part, and 33 is located the position of accomodating between the groove 14, there is the distance through protection device 2 messenger its manometer main part 1 and ground, through carrying out an isolation to external dust, effectually prevent the absorption of manometer main part 1 long-time work bottom to the dust, promote manometer main part 1 life.
Further, spring 24 and sliding sleeve 23 all move about to cup joint on the outer wall of spreader 22, and spreader 22 forms the support to sliding sleeve 23 and spring 24, prevents to shift the condition in the position of removal in-process.
Further, the upper end fixedly connected with handle 13 of manometer main part 1, one side that manometer main part 1 and link assembly 12 kept away from mutually is provided with heat dissipation motor 15, and the outside of heat dissipation motor 15 is the net shape, dispels the heat to manometer main part 1 inside, guarantees that manometer main part 1 carries out long-time work.
Further, the protection device 2 is slidably connected to the inner wall of the receiving groove 14 through the elastic column 21, and the protection device 2 is adapted to the size of the receiving groove 14.
Further, the protection device 2 and the accommodating groove 14 are symmetrically distributed at the lower end of the pressure gauge main body 1.
The working principle is as follows: when using this device, through setting up fixed block 32 cooperation fixed band 31, remove manometer main part 1 through handle 13 via the user, and remove to suitable position through fastening fixed band 31 at the outer wall of fixed block 32, elastic column 21 outwards removes protection device 2 at the inner wall of accomodating groove 14 this moment, contact with ground through protection device 2, elastic column 21 self elasticity contracts through manometer main part 1 decurrent gravity this moment, support column 25 is close to protection device 2's inboard at the outer wall of spreader 22 simultaneously, form thrust by sliding sleeve 23 to spring 24 through manometer main part 1 decurrent gravity, spring 24 self elasticity contracts and forms the triangle-shaped structure by the angle between support column 25 cooperation sliding sleeve 23 and spreader 22 this moment, carry out the decomposition of power by spring 24 self elasticity to manometer main part 1 decurrent gravity, play the effect of supporting the buffering to manometer main part 1, form manometer main part 1 and reduce the contact with ground in placing process, promote the contact distance of manometer main part 1 and ground, avoid adsorbing the dust, it detects the manometer main part 1 for a long-time to be convenient for work bottom.
Through setting up fixed block 32 cooperation fixed band 31, via detect the completion in manometer main part 1, use certain power to protection device 2 at the inner wall of accomodating groove 14, make its elastic column 21 shrink and drive protection device 2 and be close to the inner wall of accomodating groove 14, adjust protection device 2 in the degree of accomodating the inside shrink of groove 14 according to the user custom, adjust the completion to the outer wall of fixed band 31 lock at fixed block 32, the formation is accomodate protection device 2, reach this device and fully use the space, be convenient for manometer main part 1 and carry, promote the practicality of this device.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (7)
1. A kind of direct-flow power supply measures and uses the voltmeter, characterized by that: including manometer main part (1) and protection device (2), the lower extreme of manometer main part (1) has been seted up and has been accomodate groove (14), manometer main part (1) with accomodate one side that groove (14) are close to and install link assembly (12), protection device (2) swing joint be in accomodate the inner wall of groove (14), protection device (2) are located accomodate the inside one end fixedly connected with elasticity post (21) of groove (14), elasticity post (21) are kept away from the one end fixed connection of protection device (2) is in accomodate the inner wall of groove (14), protection device (2) are located the one end of accomodating the groove (14) outside is provided with spreader (22).
2. The voltage meter for dc power supply detection according to claim 1, wherein: spreader (22) fixed connection be in protection device (2) are located accomodate the one end in the groove (14) outside, protection device (2) with one side fixedly connected with spring (24) that spreader (22) are close to, the one end fixedly connected with sliding sleeve (23) of spring (24), support column (25) of the outer wall fixedly connected with slope of sliding sleeve (23), keep away from support column (25) the one end gomphosis of sliding sleeve (23) is connected the one end of manometer main part (1).
3. The voltage meter for detecting a direct current power supply according to claim 1, characterized in that: protection device (2) are located accomodate the one end in the groove (14) outside and seted up movable groove (3), the inner wall swing joint in movable groove (3) has fixed band (31), manometer main part (1) with one side fixedly connected with that protection device (2) are close to and fixed band (31) matched with fixed block (32), manometer main part (1) lower extreme is installed (33), just (33) are located accomodate the position between groove (14).
4. The direct-current power supply detection voltage meter according to claim 2, characterized in that: the spring (24) with the sliding sleeve (23) is movably sleeved on the outer wall of the transverse column (22).
5. The voltage meter for detecting a direct current power supply according to claim 1, characterized in that: the upper end fixedly connected with handle (13) of manometer main part (1), manometer main part (1) with one side that link assembly (12) kept away from mutually is provided with heat dissipation motor (15), just the outside of heat dissipation motor (15) is the net shape.
6. The voltage meter for dc power supply detection according to claim 1, wherein: protection device (2) pass through elastic column (21) sliding connection be in accomodate on the inner wall of groove (14), just protection device (2) with accomodate the size looks adaptation of groove (14).
7. The voltage meter for detecting a direct current power supply according to claim 1, characterized in that: the protection device (2) and the containing groove (14) are symmetrically distributed at the lower end of the pressure gauge main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221613440.0U CN217879382U (en) | 2022-06-24 | 2022-06-24 | Voltmeter for detecting direct-current power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221613440.0U CN217879382U (en) | 2022-06-24 | 2022-06-24 | Voltmeter for detecting direct-current power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217879382U true CN217879382U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221613440.0U Active CN217879382U (en) | 2022-06-24 | 2022-06-24 | Voltmeter for detecting direct-current power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217879382U (en) |
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2022
- 2022-06-24 CN CN202221613440.0U patent/CN217879382U/en active Active
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