CN216144274U - Tool for measuring sloshing amount of high-voltage isolating switch of CRH2 motor train unit - Google Patents
Tool for measuring sloshing amount of high-voltage isolating switch of CRH2 motor train unit Download PDFInfo
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- CN216144274U CN216144274U CN202121035167.3U CN202121035167U CN216144274U CN 216144274 U CN216144274 U CN 216144274U CN 202121035167 U CN202121035167 U CN 202121035167U CN 216144274 U CN216144274 U CN 216144274U
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- 101700026987 CRH12 Proteins 0.000 title claims abstract description 14
- 101700037430 MORC3 Proteins 0.000 title claims abstract description 14
- 101700041962 UTR2 Proteins 0.000 title claims abstract description 14
- 239000012212 insulator Substances 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract 3
- 238000005259 measurement Methods 0.000 claims description 8
- 241000271559 Dromaiidae Species 0.000 claims description 2
- 101700081136 THOC1 Proteins 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a tool for measuring the shaking amount of a high-voltage isolating switch of a CRH2 motor train unit, which comprises a base clamp device, a main rod, an auxiliary rod, an insulator and a platform, wherein the base clamp device is installed on one side of the platform, the main rod is vertically and threadedly connected to the upper end of the base clamp device, the auxiliary rod is horizontally installed at the top end of the main rod through a main rod and auxiliary rod locking device, a dial indicator support is installed at the end part of the auxiliary rod, a platform installation seat is vertically welded on the upper surface of the platform on one side of the main rod, and the insulator is vertically installed above the platform installation seat. The utility model not only solves the problem of overlarge human factor error caused by the original measuring mode, but also improves the working efficiency while reducing the number of working people.
Description
Technical Field
The utility model relates to the technical field of high-speed current collection in a CRH2 motor train unit, in particular to a tool for measuring the sloshing of a high-voltage isolating switch of a CRH2 motor train unit.
Background
When an operator at the roof of a CRH2 motor train unit measures the shaking amount of the high-voltage isolating switch, the operation method comprises the following steps: the tail end (shorter end) of a square ruler is aligned with an insulator current-conducting plate, another steel ruler (measuring range 1m) is matched to be aligned with the vertical end of the other end (longer end) of the square ruler, a spring dynamometer is used for lightly pulling the insulator with the force of 20-25N, and the shaking amount of the insulator is not allowed to exceed 1 mm.
The following problems can be caused when the original measuring tool is used for operation: 1. an operator needs to use two rulers for measurement, and the phenomena of hand shaking and shaking are easy to occur when the operator holds the ruler by hands; 2. when the conducting plate is contacted with the short ruler surface in the measuring process, the upper object and the lower object of the contact surface are required to be kept in a parallel state; 3. the measurement precision of the two steel rulers is 1mm, the two steel rulers cannot be accurate to percentile, and a valuation method is generally adopted for value measurement; 4. no fixing measure is taken between the steel ruler (measuring range 1m) and the insulator base plate, and a certain vertical relation cannot be ensured by simply using a 'hand-held' mode; 5. the two steel rulers are easy to slide, cannot be absolutely fixed on a certain scale mark, and are not beneficial to verification and comparative analysis after repeated measurement. The above problems may cause the error of the measured data to be large, and if the error is serious, the measured data deviates from the real value range, and the steps need to be repeated for many times to obtain a reasonable reading value.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tool for measuring the shaking amount of a high-voltage isolating switch of a CRH2 motor train unit, so as to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a CRH2 type EMUs high voltage isolator shakes volume measurement frock, includes base fixture device, mobile jib, auxiliary rod, insulator and platform, base fixture device is installed to one side of platform, and the vertical threaded connection in upper end of base fixture device has the mobile jib, and the top of mobile jib has auxiliary rod through main and auxiliary rod locking device horizontal mounting, and the tip of auxiliary rod installs the percentage table support, the vertical welding in platform upper surface of mobile jib one side has the platform mount pad, and the insulator is vertically installed to the top of platform mount pad.
Preferably, the bottom of one end of the dial indicator support is in threaded connection with a fastening pin, the side face of the other end of the dial indicator support is in threaded connection with a fine adjustment knob, and the front end of the fine adjustment knob is in threaded connection with the auxiliary rod.
Preferably, the base fixture device comprises a parallel block, a base fastening knob and a fixture fastening block, the fixture fastening block is located under the parallel block and is parallel to the parallel block, the platform is fixed between the parallel block and the fixture fastening block, and the base fastening knob is mounted on the side face of the fixture fastening block.
Preferably, the main and auxiliary rod locking device is provided with two through holes perpendicular to each other, the ends of the main rod and the auxiliary rod are installed in the through holes in a transition mode, and the side face of the main and auxiliary rod locking device is provided with the base fastening knob.
Preferably, the top of platform mount pad is fixed with the insulator base through the bolt, and the insulator is installed to the top push rod clamp of insulator base, and the top of insulator is vertical to have the current conducting plate, and current conducting plate and insulator base are parallel to each other.
Compared with the prior art, the utility model has the beneficial effects that:
through adopting a convenient measurement roof high voltage isolator insulator shake momentum frock, firstly utilize main and auxiliary rod locking device, can make main and auxiliary rod relative slip and around 360 rotations of axle body separately, make more nimble effective when adjusting the straightness that hangs down of percentage table height and contact with the current conducting plate point, when adjusting percentage table mounting height, can be through loosening main and auxiliary rod locking knob, make main and auxiliary rod all can reciprocate relative locking device, and realize the rotation of the relative mobile jib of auxiliary rod, secondly in order to realize alone independent operation, change the steel ruler of original frock into digital display percentage table, when percentage table gauge head and current conducting plate point contact, according to the on-the-spot particular case, can utilize the fine setting knob to rectify the geometric relation of both contacts, thereby read shake momentum data fast.
Drawings
FIG. 1 is a schematic view of a tooling structure according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a structural diagram of a measurement state according to the present invention;
FIG. 4 is a schematic side view of the present invention.
In the figure: 1. finely adjusting a knob; 2. a dial indicator bracket; 3. a fastening pin; 4. a base fixture device; 5. a parallel block; 6. a base fastening knob; 7. a primary and secondary rod locking device; 8. the main and auxiliary rod locking knobs; 9. a main rod; 10. an auxiliary rod; 11. a conductive plate; 12. an insulator; 13. an insulator base; 14. a platform; 15. A clamp elastic block; 16. a platform mounting seat.
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 all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: a tool for measuring the shaking amount of a high-voltage isolating switch of a CRH2 motor train unit comprises a base clamp device 4, a main rod 9, an auxiliary rod 10, an insulator 12 and a platform 14, wherein the base clamp device 4 is installed on one side of the platform 14, the main rod 9 is vertically and threadedly connected to the upper end of the base clamp device 4, two through holes which are perpendicular to each other are formed in the top end of the main rod 9 through a main pair, the ends of the main rod 9 and the auxiliary rod 10 are installed in the through holes in a transition mode, and a base fastening knob 6 is installed on the side face of a locking device 7 of the main rod and the auxiliary rod;
a platform mounting seat 16 is vertically welded on the upper surface of the platform 14 on one side of the main rod 9, and an insulator 12 is vertically mounted above the platform mounting seat 16.
The bottom of one end of the dial indicator support 2 is in threaded connection with a fastening pin 3, the side face of the other end of the dial indicator support 2 is in threaded connection with a fine adjustment knob 1, the front end of the fine adjustment knob 1 is in threaded connection with the auxiliary rod 10, and the fine adjustment knob 1 can adjust the axis of the dial indicator support 2 to be 0-30 degrees relative to the axis of the auxiliary rod 10;
the base clamp device 4 comprises a parallel block 5, a base fastening knob 6 and a clamp elastic block 15, wherein the clamp elastic block 15 is positioned right below the parallel block 5 and is parallel to the parallel block 5, a platform 14 is fixed between the parallel block 5 and the clamp elastic block 15, and the base fastening knob 6 is installed on the side surface of the clamp elastic block 15;
the main and auxiliary rod locking device 7 is provided with two through holes which are vertical to each other, the ends of the main rod 9 and the auxiliary rod 10 are installed in the through holes in a transition way, and the side surface of the main and auxiliary rod locking device 7 is provided with a base fastening knob 6;
an insulator base 13 is fixed to the top end of the platform mounting base 16 through bolts, an insulator 12 is installed on a push rod hoop above the insulator base 13, a conducting plate 11 is vertically arranged on the top of the insulator 12, and the conducting plate 11 is parallel to the insulator 12 base.
The working principle is as follows: when the fixture is used, the base fixture device 4 is firstly fixed on the platform mounting seat 16, the bottom surface of the parallel block 5 is tightly attached to the upper surface of the platform 14 by screwing the base fastening knob 6, and the main rod 9 of the fixture is vertically fixed on the parallel block 5, so that the main rod 9 of the fixture can be basically vertically fixed on the insulator base 13, and then the selected digital display type dial indicator clamping handle is sleeved in the through hole of the dial indicator bracket 2, and the clamping handle is fixed by screwing the fastening pin 3; the action length of the main rod 9 is adjusted according to the height of the current-conducting plate 11 of the insulator 12, the action length of the auxiliary rod 10 is adjusted according to the distance between the side surface of the current-conducting plate 11 close to a tool and a measuring head of a digital display type dial indicator, the relative position of the main rod 9 and the auxiliary rod 10 can be ensured after the locking knob 8 of the main rod and the auxiliary rod is screwed, then the pointer of the measuring head is ensured to be vertically contacted with the end surface of the current-conducting plate 11 through the adjustment of the fine adjustment knob 1, the numerical value of the dial indicator is reset to zero after the position of the tool is adjusted, and the reading of the dial indicator is observed and recorded after a measurer applies 20-25N force to the insulator 12, so that the operation is completed.
Claims (5)
1. The utility model provides a CRH2 type EMUs high voltage isolator shakes volume measurement frock, includes base fixture device (4), mobile jib (9), auxiliary rod (10), insulator (12) and platform (14), its characterized in that: base fixture device (4) are installed to one side of platform (14), and the vertical threaded connection in upper end of base fixture device (4) has mobile jib (9), and there is vice pole (10) on the top of mobile jib (9) through main and vice pole locking device (7) horizontal installation, and the tip of vice pole (10) installs percentage table support (2), the vertical welding of platform (14) upper surface of mobile jib (9) one side has platform mount pad (16), and insulator (12) are vertically installed to the top of platform mount pad (16).
2. The tool for measuring the sloshing amount of the high-voltage disconnecting switch of the CRH2 motor train unit according to claim 1, wherein the tool comprises: the bottom threaded connection of percentage table support (2) one end has holding pin (3), and the side threaded connection of the percentage table support (2) other end has fine setting knob (1), and the front end and the vice pole (10) threaded connection of fine setting knob (1).
3. The tool for measuring the sloshing amount of the high-voltage disconnecting switch of the CRH2 motor train unit according to claim 1, wherein the tool comprises: base fixture device (4) are including parallel block (5), base fastening knob (6) and anchor clamps elasticity piece (15), and anchor clamps elasticity piece (15) are located parallel block (5) under and parallel to each other with parallel block (5), and platform (14) are fixed between parallel block (5) and anchor clamps elasticity piece (15), and the side-mounting of anchor clamps elasticity piece (15) has base fastening knob (6).
4. The tool for measuring the sloshing amount of the high-voltage disconnecting switch of the CRH2 motor train unit according to claim 1, wherein the tool comprises: the main and auxiliary rod locking device (7) is provided with two through holes which are perpendicular to each other, the end parts of the main rod (9) and the auxiliary rod (10) are installed in the through holes in a transition mode, and the side face of the main and auxiliary rod locking device (7) is provided with the base fastening knob (6).
5. The tool for measuring the sloshing amount of the high-voltage disconnecting switch of the CRH2 motor train unit according to claim 1, wherein the tool comprises: the top of platform mount pad (16) is fixed with insulator base (13) through the bolt, and insulator (12) are installed to the top push rod clamp of insulator base (13), and the top of insulator (12) is vertical has current conducting plate (11), and current conducting plate (11) and insulator (12) base are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121035167.3U CN216144274U (en) | 2021-05-14 | 2021-05-14 | Tool for measuring sloshing amount of high-voltage isolating switch of CRH2 motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121035167.3U CN216144274U (en) | 2021-05-14 | 2021-05-14 | Tool for measuring sloshing amount of high-voltage isolating switch of CRH2 motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216144274U true CN216144274U (en) | 2022-03-29 |
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ID=80801371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121035167.3U Active CN216144274U (en) | 2021-05-14 | 2021-05-14 | Tool for measuring sloshing amount of high-voltage isolating switch of CRH2 motor train unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216144274U (en) |
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2021
- 2021-05-14 CN CN202121035167.3U patent/CN216144274U/en active Active
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