CN212646909U - Novel transformer light gas protection tester - Google Patents
Novel transformer light gas protection tester Download PDFInfo
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- CN212646909U CN212646909U CN202021198793.XU CN202021198793U CN212646909U CN 212646909 U CN212646909 U CN 212646909U CN 202021198793 U CN202021198793 U CN 202021198793U CN 212646909 U CN212646909 U CN 212646909U
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Abstract
The utility model discloses a novel transformer light gas protection tester, this tester is the casing design for two parts, one part is used for the locating plate for casing body, including a motor, an end cap, a controller, and a cover plate, the worm, drive gear, placing of drive gear and cylinder, and the other part is the bottom, and be connected at the solid fixed plug of casing body opening end through fixed the setting between casing body and the bottom, and be provided with the screw thread blind hole on the solid fixed plug, be screw thread swing joint between outlet duct and the cylinder in this tester, after the use finishes at every turn, but the screw thread is installed in the screw thread blind hole rather than the adaptation, and be located the bottom, realize the protection to the outlet duct, conveniently carry. In addition, the protection tester adopts the motor, the worm, the transmission gear, the driving gear and the cylinder to realize the function of electric inflation, adopts a mechanical transmission mode in the whole process, and has the advantages of simple structure, reasonable design, convenience in carrying, long service life, low failure rate and the like.
Description
Technical Field
The utility model discloses a technical field of equipment is used in the transformer detection especially relates to a novel light gas protection test appearance of transformer.
Background
The gas relay is installed in the pipeline between the oil conservator and the oil tank of the transformer, when the oil is decomposed to generate gas or cause oil flow surging by utilizing the internal fault of the transformer, the contact of the gas relay is operated to switch on a specified control loop and send out a signal alarm in time.
At present, when carrying out the light gas test of transformer body, electric wire netting enterprise secondary overhauls professional, need two people to hold a protection test appearance-inflater jointly, and the cooperation is aerifyd on constrictive transformer box, and is neither safe again wasted time and energy. Although a protection tester is also developed in the prior art, and an electric mode is adopted to replace a manual air pumping mode, the protection tester is found in practical use: because the front end at this protection test appearance is provided with the outlet duct that is used for inflating to the transformer in, when carrying at ordinary times, because this outlet duct is outside stretched out, not only be difficult to place when carrying, often appear easily moreover, the unexpected harm of outlet duct leads to the problem that life is short.
Therefore, how to develop a novel transformer light gas protection tester becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a novel light gas protection test of transformer appearance to there is being difficult to deposit, the easy harm of outlet duct, short service life scheduling problem in solving current light gas protection test of transformer appearance.
The utility model provides a technical scheme specifically does, a novel light gas protection test of transformer appearance, this tester includes: the device comprises a shell, a positioning plate, a motor, a worm, a transmission gear, a driving gear, a cylinder and an air outlet pipe;
the housing includes: the shell body and the bottom cover;
one end of the shell body is open, the other end of the shell body is integrally provided with an end cover, the open end of the shell body is provided with a fixing plug in a plugging manner, the outer side of the fixing plug is provided with a threaded blind hole, the center of the end cover is provided with a through hole penetrating through the two ends, and one end, close to the fixing plug, in the shell body is provided with a battery jar;
the bottom cover is sleeved outside the fixed plug in the shell body in a threaded manner;
the positioning plate is positioned between the end cover and the battery jar, the positioning plate is fixedly connected with the shell body, and mounting holes penetrating through two sides are formed in the positioning plate;
the motor is positioned between the positioning plate and the battery jar, a shell of the motor is fixedly connected with the positioning plate, and a power supply end of the motor is connected with an output end of the battery jar;
one end of the worm is in driving connection with the output end of the motor after rotating to penetrate through the mounting hole in the positioning plate;
the transmission gear is rotationally connected with the shell body and meshed with the spiral teeth of the worm;
the driving gear is rotationally connected with the shell body and meshed with the transmission gear;
the cylinder is fixedly arranged in the shell body, and a piston rod of the cylinder is eccentrically and rotatably connected with the driving gear;
the one end lateral wall of outlet duct is provided with the screw thread, the outlet duct sets up the screwed one end and can passes through-hole on the end cover, with the gas outlet threaded connection of cylinder, just set up the screwed tip in the outlet duct with screw thread blind hole size adaptation on the fixed stopper, the length less than or equal to of outlet duct the length of bottom.
Preferably, a check valve is arranged at the air outlet end of the air cylinder.
Further preferably, a display and a setting button are arranged on the end cover of the shell body, and the setting button is used for setting the pressure intensity;
the casing is characterized in that a controller is further arranged in the casing body, the input end of the controller is connected with the output end of the button, and the output end of the controller is connected with the input end of the display and the control end of the motor.
Preferably, an illuminating lamp is arranged on the outer end face of the bottom cover, a power supply end of the illuminating lamp is connected with the output end of the battery jar, and a switch of the illuminating lamp is connected with the output end of the controller.
Further preferably, an indicator light is arranged on the outer side wall of the shell body, and the control end of the indicator light is connected with the output end of the controller.
The utility model provides a novel transformer light gas protection test appearance, be two parts with the casing design, one part is used for the locating plate for casing body, including a motor, an end cap, a controller, and a cover plate, the worm, drive gear, placing of drive gear and cylinder, and the other part is the bottom, and be connected at the fixed stopper of casing body opening end through fixed setting between casing body and the bottom, and be provided with the screw thread blind hole on the fixed stopper, be screw thread swing joint between outlet duct and the cylinder in this test appearance, after using the end at every turn, but the screw thread is installed in the screw thread blind hole rather than the adaptation, and be located the bottom, realize the protection to the outlet duct, conveniently carry. In addition, a motor, a worm, a transmission gear, a driving gear and a cylinder are adopted in the protection tester, the function of electric inflation is realized, the whole process adopts a mechanical transmission mode, and the fault rate is low.
The utility model provides a novel transformer light gas protection test appearance has simple structure, reasonable in design, portable, long service life, fault rate low grade advantage.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic mechanism diagram of a novel transformer light gas protection tester provided by an embodiment of the present disclosure;
fig. 2 is a cross-sectional view of a novel transformer light gas protection tester provided by an embodiment of the present disclosure;
fig. 3 is the utility model discloses an embodiment provides a novel transformer light gas protection test appearance in the structural schematic diagram of outlet duct.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
In order to solve the problems of difficult storage, easy damage of an air outlet pipe, short service life and the like of the existing transformer light gas protection tester, the embodiment provides a novel transformer light gas protection tester, referring to fig. 2, the tester mainly comprises a shell 1, a positioning plate 2, a motor 3, a worm 4, a transmission gear 5, a driving gear 6, a cylinder 7 and an air outlet pipe 8, wherein the shell 1 comprises a shell body 11 and a bottom cover 12, one end of the shell body 11 is open, the other end is integrally provided with an end cover 111, the open end of the shell body 11 is provided with a fixed plug 112 in a sealing manner, the outer side of the fixed plug 112 is provided with a threaded blind hole 1121, the center of the end cover 111 is provided with a through hole 114 penetrating through the two ends, one end of the shell body 11 close to the fixed plug 112 is provided with a battery groove 113, the bottom cover 12 is sleeved outside the fixed plug 112, the positioning plate 2 is positioned between the end cover 111 and the battery jar 113, the positioning plate 2 is fixedly connected with the shell body 11, the positioning plate 2 is provided with mounting holes penetrating through two sides, the motor 3 is positioned between the positioning plate 2 and the battery jar 113, the shell of the motor 3 is fixedly connected with the positioning plate 2, the power supply end of the motor 3 is connected with the output end of the battery jar 113, one end of the worm 4 penetrates through the mounting holes in the positioning plate 2 in a rotating manner and is connected with the output end of the motor 3 in a driving manner, the transmission gear 5 is rotatably connected with the shell body 11, the transmission gear 5 is meshed with the spiral teeth of the worm 4, the driving gear 6 is rotatably connected with the shell body 11, the driving gear 6 is meshed with the transmission gear 5, the air cylinder 7 is fixedly arranged in the shell body 11, the piston rod of the air cylinder 7 is eccentrically and rotatably, referring to fig. 2, the end of the outlet pipe 8 with threads can pass through the through hole of the end cover 111 and be connected with the outlet of the cylinder 7 by threads, the end of the outlet pipe 8 with threads is matched with the threaded blind hole 1121 of the fixed plug 112 in size, and the length of the outlet pipe 8 is less than or equal to the length of the bottom cover 12.
The concrete during operation of the light gas protection of novel transformer tester that above-mentioned embodiment provided, installation battery is the motor power supply in the battery jar, after the starter motor, it rotates to drive the worm, the worm drives drive gear and rotates, drive gear drives drive gear and rotates, because the piston rod and the drive gear of cylinder are eccentric connection, therefore, when drive gear rotates, can cycle drive the relative cylinder of piston rod and carry out concertina movement, inflate, and the gas outlet and the outlet duct of cylinder are connected, via the air inlet of outlet duct with gaseous injection transformer, accomplish buchholz relay's protection and detect.
This novel transformer light gas protection test appearance, be two parts with the casing design, one part is used for the locating plate for casing body, including a motor, an end cap, a controller, and a cover plate, worm, drive gear and cylinder place, and the other part is the bottom, and be connected at the fixed stopper of casing body opening end through fixed setting between casing body and the bottom, and be provided with the screw thread blind hole on the fixed stopper, be screw thread swing joint between outlet duct and the cylinder in this test appearance, after the end of using at every turn, but the screw thread is installed in the screw thread blind hole rather than the adaptation, and be located the bottom, realize the protection to the outlet duct, conveniently carry. In addition, a motor, a worm, a transmission gear, a driving gear and a cylinder are adopted in the protection tester, the function of electric inflation is realized, the whole process adopts a mechanical transmission mode, and the fault rate is low.
As the improvement of the technical scheme, the one-way valve is arranged at the air outlet end of the cylinder 7, so that the gas in the transformer is prevented from flowing back to the cylinder in the inflating process, and the inflating efficiency is improved.
In order to realize the setting of the inflation pressure of the novel transformer light gas protection tester, as an improvement of the technical scheme, referring to fig. 1, a display 1111 and a setting button 1112 are arranged on an end cover 111 of a housing body 11, wherein the setting button 1112 is used for setting the pressure intensity, a controller is further arranged in the housing body 11, the input end of the controller is connected with the output end of the button, and the output end of the controller is connected with the input end of the display 1111 and the control end of the motor 3.
Through the structural design, the setting button can be pressed to set the inflation pressure, the controller judges the set value according to the pressing times of the received setting button and sends the corresponding value to the display to be displayed, so that a user can visually know the set pressure at the moment, and meanwhile, the controller converts the set pressure into the corresponding motor rotating speed according to the relation between the pressure and the motor rotating speed to control the motor to rotate. Through foretell structural design, can realize inflating the automatic setting of atmospheric pressure, convenient operation.
In order to enrich the function of the novel transformer light gas protection tester, as the improvement of the technical scheme, the outer end face of the bottom cover 12 is provided with the illuminating lamp, the power supply end of the illuminating lamp is connected with the output end of the battery jar 113, and the switch of the illuminating lamp is connected with the output end of the controller, so that the novel transformer light gas protection tester can be used as a flashlight and an illumination device.
In order to know the working state of the novel transformer light gas protection tester in real time, as an improvement of the technical scheme, an indicator lamp is arranged on the outer side wall of the shell body 11, and the control end of the indicator lamp is connected with the output end of the controller.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (5)
1. The utility model provides a novel transformer light gas protection test appearance which characterized in that includes: the device comprises a shell (1), a positioning plate (2), a motor (3), a worm (4), a transmission gear (5), a driving gear (6), a cylinder (7) and an air outlet pipe (8);
the housing (1) comprises: a housing body (11) and a bottom cover (12);
one end of the shell body (11) is open, an end cover (111) is integrally arranged at the other end of the shell body, a fixed plug (112) is arranged at the open end of the shell body (11) in a blocking mode, a threaded blind hole (1121) is formed in the outer side of the fixed plug (112), a through hole (114) penetrating through the two ends is formed in the center of the end cover (111), and a battery groove (113) is formed in one end, close to the fixed plug (112), in the shell body (11);
the bottom cover (12) is sleeved outside a fixed plug (112) in the shell body (11) in a threaded manner;
the positioning plate (2) is positioned between the end cover (111) and the battery jar (113), the positioning plate (2) is fixedly connected with the shell body (11), and the positioning plate (2) is provided with mounting holes penetrating through two sides;
the motor (3) is positioned between the positioning plate (2) and the battery jar (113), a shell of the motor (3) is fixedly connected with the positioning plate (2), and a power supply end of the motor (3) is connected with an output end of the battery jar (113);
one end of the worm (4) is in driving connection with the output end of the motor (3) after rotating to penetrate through the mounting hole in the positioning plate (2);
the transmission gear (5) is rotationally connected with the shell body (11), and the transmission gear (5) is meshed with the spiral teeth of the worm (4);
the driving gear (6) is rotationally connected with the shell body (11), and the driving gear (6) is meshed with the transmission gear (5);
the air cylinder (7) is fixedly arranged in the shell body (11), and a piston rod of the air cylinder (7) is eccentrically and rotatably connected with the driving gear (6);
the one end lateral wall of outlet duct (8) is provided with the screw thread, outlet duct (8) set up the screwed one end can pass through-hole on end cover (111), with the gas outlet threaded connection of cylinder (7), just set up in outlet duct (8) screwed tip with screw thread blind hole (1121) size adaptation on fixed stopper (112), the length less than or equal to of outlet duct (8) the length of bottom (12).
2. The novel transformer light gas protection tester as claimed in claim 1, wherein a check valve is arranged at the gas outlet end of the cylinder (7).
3. The novel transformer light gas protection tester as claimed in claim 1, wherein a display (1111) and a setting button (1112) are arranged on an end cover (111) of the housing body (11), and the setting button (1112) is used for setting the pressure intensity;
still be provided with the controller in casing body (11), the input of controller with the output of button is connected, the output of controller with the input of display (1111) and the control end of motor (3) is connected.
4. The novel transformer light gas protection tester as claimed in claim 3, wherein an illuminating lamp is arranged on the outer end face of the bottom cover (12), the power supply end of the illuminating lamp is connected with the output end of the battery jar (113), and the switch of the illuminating lamp is connected with the output end of the controller.
5. The novel transformer light gas protection tester as claimed in claim 3, wherein an indicator light is arranged on the outer side wall of the housing body (11), and the control end of the indicator light is connected with the output end of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198793.XU CN212646909U (en) | 2020-06-24 | 2020-06-24 | Novel transformer light gas protection tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198793.XU CN212646909U (en) | 2020-06-24 | 2020-06-24 | Novel transformer light gas protection tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212646909U true CN212646909U (en) | 2021-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021198793.XU Active CN212646909U (en) | 2020-06-24 | 2020-06-24 | Novel transformer light gas protection tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212646909U (en) |
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2020
- 2020-06-24 CN CN202021198793.XU patent/CN212646909U/en active Active
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