Bushing type voltage sensor

Abstract

The utility model relates to the technical field of voltage sensors, in particular to a bushing type voltage sensor, which comprises a voltage sensor, a bushing, a wire holder and a pressure interface, the lower end of the voltage sensor is connected with the pressure interface, the lower end of the pressure interface is connected with the bushing, and the upper end of the voltage sensor is connected with the wire holder. A plug is arranged on the upper portion inside the voltage sensor, a contact piece is arranged on the lower portion inside the voltage sensor, the lower end of the contact piece is connected with an integrated circuit board, the lower end of the integrated circuit board is connected with a printed circuit board, the lower end of the printed circuit board is connected with a sensor element, and the lower portion of the sensor element is connected with an isolation block. The upper end of the voltage sensor is provided with a plug sleeve, the lower end of the wire holder is provided with a connecting seat, the upper end of the wire holder is provided with a plurality of groups of indicating lamps, one side of the upper part of the wire holder is provided with a wire inlet, the upper end of the pressure interface is provided with a connecting sleeve, and the upper end of the sleeve, the lower part of the wire holder and the upper part of the pressure interface are all provided with hexagonal seats.

Description

TECHNICAL FIELD

[0001] The utility model relates to voltage sensor technical field, concretely is a bushing type voltage sensor. BACKGROUND

[0002] Voltage sensor is contact type sensor, when its installation place and required measurement place have certain distance, need to increase its length to detect, and voltage sensor structure is simple, internal element and output line are inconvenient to operate when disassembling and later overhauling.

[0003] Therefore, it is needed to design a bushing type voltage sensor to solve the problems in the prior art. UTILITY MODEL CONTENTS

[0004] The utility model relates to a bushing type voltage sensor.

[0005] In order to achieve the above object, the utility model provides the following technical scheme:

[0006] A bushing type voltage sensor, including voltage sensor, bushing, wiring seat and pressure interface, voltage sensor lower end is connected with pressure interface, pressure interface lower end is connected with bushing, voltage sensor upper end is connected with wiring seat;

[0007] The upper part in the voltage sensor is provided with a plug, the lower part in the voltage sensor is provided with a contact sheet, the lower end of the contact sheet is connected with an integrated circuit board, the lower end of the integrated circuit board is connected with a printed circuit board, the lower end of the printed circuit board is connected with a sensor element, the lower part of the sensor element is connected with an isolation block, and the upper end of the voltage sensor is provided with a plug-in sleeve;

[0008] The lower end of the wiring seat is provided with a connecting seat, the upper end of the wiring seat is provided with a plurality of indicating lamps, and the upper side of the wiring seat is provided with a wire inlet;

[0009] The upper end of the pressure interface is provided with a connecting sleeve;

[0010] The upper end of the bushing, the lower part of the wiring seat and the upper part of the pressure interface are all provided with a hexagonal seat.

[0011] As a preferred scheme of the utility model, the connecting seat and the upper end of the voltage sensor are connected through screw thread.

[0012] As a preferred scheme of the utility model, the plug-in sleeve and the hexagonal seat are connected through sleeve connection and locked through a sealing ring.

[0013] As a preferred scheme of the utility model, the plug and the output line of the bushing type voltage sensor are connected through plug-in connection and locked through a bolt.

[0014] As the preferred scheme of the utility model, the wiring seat, the connecting seat, the wire inlet and the output line of the sleeve type voltage sensor are connected through sleeve connection.

[0015] As the preferred scheme of the utility model, the connecting sleeve and the voltage sensor are connected through screwing.

[0016] As the preferred scheme of the utility model, the isolating block and the connecting sleeve and the voltage sensor are connected through sleeve connection and are locked through a sealing ring.

[0017] As the preferred scheme of the utility model, the lower end of the pressure interface and the sleeve are connected through screwing, and the middle part of the sleeve is a hollow structure.

[0018] In summary, the technical effects and advantages of the utility model are as follows: the sleeve type voltage sensor, the connecting seat and the middle part of the upper end of the voltage sensor are connected through screwing, the plug-in sleeve and the hexagonal seat are connected through sleeve connection and are locked through a sealing ring, the plug and the output line of the sleeve type voltage sensor are connected through plug-in connection and are locked through a bolt, the wiring seat, the connecting seat, the wire inlet and the output line of the sleeve type voltage sensor are connected through sleeve connection, the sleeve type voltage sensor and the output line of the sleeve type voltage sensor are sealed through the wiring seat, the stability and waterproofness of the output line of the sleeve type voltage sensor are improved, the whole is convenient to disassemble and overhaul, the connecting sleeve and the voltage sensor are connected through screwing, the isolating block and the connecting sleeve and the voltage sensor are connected through sleeve connection and are locked through a sealing ring, the lower end of the pressure interface and the sleeve are connected through screwing, and the middle part of the sleeve is a hollow structure, the voltage sensor and the pressure interface are sealed through the isolating block and the sealing ring arranged outside the isolating block, the overall sealing property is improved, the sleeve connected to the lower end of the pressure interface can improve the adaptability of the whole, and the sleeve can be selected and installed according to requirements. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structural drawing of the utility model;

[0020] Figure 2 It is the split structure drawing of the utility model;

[0021] Figure 3 It is the internal structure drawing of the voltage sensor of the utility model.

[0022] In the figure: 1, voltage sensor; 101, plug sleeve; 102, plug; 103, contact sheet; 104, printed circuit board; 105, sensor element; 106, integrated circuit board; 107, isolation block; 2, sleeve; 3, terminal block; 301, wire inlet; 302, indicator light; 303, hexagonal seat; 304, connecting seat; 4, pressure interface; 401, connecting sleeve. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] Referring to Figures 1-3 A sleeve type voltage sensor, comprising a voltage sensor 1, a sleeve 2, a terminal block 3 and a pressure interface 4, the lower end of the voltage sensor 1 is connected with the pressure interface 4, the lower end of the pressure interface 4 is connected with the sleeve 2, and the upper end of the voltage sensor 1 is connected with the terminal block 3; the upper part inside the voltage sensor 1 is provided with a plug 102, the lower part inside the voltage sensor 1 is provided with a contact sheet 103, the lower end of the contact sheet 103 is connected with an integrated circuit board 106, the lower end of the integrated circuit board 106 is connected with a printed circuit board 104, the lower end of the printed circuit board 104 is connected with a sensor element 105, the lower part of the sensor element 105 is connected with an isolation block 107, and the upper end of the voltage sensor 1 is provided with a plug sleeve 101; the lower end of the terminal block 3 is provided with a connecting seat 304, the upper end of the terminal block 3 is provided with a plurality of indicator lights 302, and the upper part of the terminal block 3 is provided with a wire inlet 301 on one side; the upper end of the pressure interface 4 is provided with a connecting sleeve 401; the upper end of the sleeve 2, the lower part of the terminal block 3 and the upper part of the pressure interface 4 are all provided with a hexagonal seat 303.

[0025] Referring to Figure 1 , Figure 2 and Figure 3 The voltage sensor is a contact type sensor, when the installation position and the position to be measured have a certain distance, the length of the voltage sensor needs to be increased for detection, the structure of the voltage sensor is simple, the internal elements and the output line are inconvenient to operate during disassembly and later maintenance, the connecting seat 304 and the middle part of the upper end of the voltage sensor 1 are connected through screwing, the plug sleeve 101 and the hexagonal seat 303 are connected through sleeving and are locked through a sealing ring, the plug 102 and the output line of the sleeve type voltage sensor are connected through plugging and are locked through a bolt, the terminal block 3, the connecting seat 304, the wire inlet 301 and the output line of the sleeve type voltage sensor are connected through sleeving, the sleeve type voltage sensor and the output line of the sleeve type voltage sensor are limited and sealed through the terminal block 3, the stability and waterproofness of the output line of the sleeve type voltage sensor are improved, and the whole is convenient to disassemble and maintain.

[0026] Referring toFigure 1 、 Figure 2 and Figure 3 , the connecting sleeve 401 and the voltage sensor 1 are connected through screwing, the isolation block 107 and the connecting sleeve 401 and the voltage sensor 1 are connected through sleeve connection and are locked by a sealing ring, the lower end of the pressure interface 4 and the sleeve 2 are connected through screwing, the middle part of the sleeve 2 is a hollow structure, the voltage sensor 1 and the pressure interface 4 are sealed by the isolation block 107 and the sealing ring arranged outside the isolation block 107, the overall sealing performance is improved, the sleeve 2 connected to the lower end of the pressure interface 4 can improve the overall adaptability, and the sleeve 2 can be selected and installed according to requirements.

[0027] Working principle: the connecting seat 304 of the sleeve type voltage sensor and the middle part of the upper end of the voltage sensor 1 are connected through screwing, the plug-in sleeve 101 and the hexagonal seat 303 are connected through sleeve connection and are locked by a sealing ring, the plug 102 and the output line of the sleeve type voltage sensor are connected through plug-in connection and are locked by a bolt, the wiring seat 3, the connecting seat 304, the wire inlet 301 and the output line of the sleeve type voltage sensor are connected through sleeve connection, the sleeve type voltage sensor and the output line of the sleeve type voltage sensor are sealed by the wiring seat 3, the stability and waterproofness of the output line of the sleeve type voltage sensor are improved, the whole is convenient to disassemble and overhaul, the connecting sleeve 401 and the voltage sensor 1 are connected through screwing, the isolation block 107 and the connecting sleeve 401 and the voltage sensor 1 are connected through sleeve connection and are locked by a sealing ring, the lower end of the pressure interface 4 and the sleeve 2 are connected through screwing, the middle part of the sleeve 2 is a hollow structure, the voltage sensor 1 and the pressure interface 4 are sealed by the isolation block 107 and the sealing ring arranged outside the isolation block 107, the overall sealing performance is improved, the sleeve 2 connected to the lower end of the pressure interface 4 can improve the overall adaptability, and the sleeve 2 can be selected and installed according to requirements.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the range of the utility model is defined by the appended claims and its equivalents.

Claims

1. A bushing-type voltage sensor, comprising a voltage sensor (1), a bushing (2), a terminal block (3), and a pressure interface (4), characterized in that: The voltage sensor (1) is connected to a pressure port (4) at its lower end, and a sleeve (2) is connected to the lower end of the pressure port (4). The voltage sensor (1) is connected to a terminal block (3) at its upper end. The voltage sensor (1) has a plug (102) at the upper part and a contact piece (103) at the lower part. The contact piece (103) is connected to an integrated circuit board (106) at the lower end. The integrated circuit board (106) is connected to a printed circuit board (104) at the lower end. The printed circuit board (104) is connected to a sensor element (105) at the lower end. The sensor element (105) is connected to an isolation block (107) at the lower part. The voltage sensor (1) has a plug sleeve (101) at the upper end. The lower end of the terminal block (3) is provided with a connector (304), the upper end of the terminal block (3) is provided with multiple indicator lights (302), and the upper side of the terminal block (3) is provided with a wire inlet (301); The pressure port (4) is provided with a connecting sleeve (401) at its upper end; The upper end of the sleeve (2), the lower part of the terminal block (3) and the upper part of the pressure port (4) are all provided with hexagonal seats (303).

2. A bushing-type voltage sensor according to claim 1, characterized in that: The connector (304) and the voltage sensor (1) are connected by a threaded connection at the middle of the upper end.

3. A bushing-type voltage sensor according to claim 1, characterized in that: The plug sleeve (101) and the hexagonal base (303) are connected by a sleeve and locked by a sealing ring.

4. A bushing-type voltage sensor according to claim 1, characterized in that: The plug (102) and the output line of the sleeve-type voltage sensor are connected by a plug-in connection and locked by a bolt.

5. A bushing-type voltage sensor according to claim 1, characterized in that: The terminal block (3), connector (304), inlet (301) and output line of the sleeve-type voltage sensor are connected by a sleeve.

6. A bushing-type voltage sensor according to claim 1, characterized in that: The connecting sleeve (401) and the voltage sensor (1) are connected by a threaded connection.

7. A bushing-type voltage sensor according to claim 1, characterized in that: The isolation block (107), the connecting sleeve (401), and the voltage sensor (1) are connected by a sleeve and locked by a sealing ring.

8. A bushing-type voltage sensor according to claim 1, characterized in that: The lower end of the pressure port (4) and the sleeve (2) are connected by a threaded connection, and the middle part of the sleeve (2) is a hollow structure.

Images