CN210489997U

CN210489997U - Linear displacement sensor support applied to unit speed regulator

Info

Publication number: CN210489997U
Application number: CN201921697778.7U
Authority: CN
Inventors: 孙鹏; 李家勇; 达宏亮; 党存颖
Original assignee: Bikou Waterpower Power Plant Of Datang Gansu Generating Co ltd
Current assignee: Bikou Waterpower Power Plant Of Datang Gansu Generating Co ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-08
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a linear displacement sensor support applied in a unit speed regulator, which comprises a machine table, wherein a bracket is horizontally arranged at the top of the machine table, pillars are vertically and fixedly connected with the left side and the right side and the middle part of the top of the machine table, the upper ends of the pillars are fixedly connected with the bottom of the bracket, and the left end of a telescopic rod is fixedly connected with the middle part of the right side of a pulling plate; the front part and the rear part of the left side of the bracket are horizontally and fixedly connected with a limiting cylinder. The utility model discloses a there is the USB interface connecting the fixed embedding in electric tube socket left end, and displacement sensor right-hand member fixed mounting have with the USB plug of USB interface adaptation, use USB interface and USB plug just can install displacement sensor fast and wireless connection's mode to the mode of inserting, convenient and fast to connect electric tube socket and spacing section of thick bamboo's the stable displacement sensor of fixing of cooperation.

Description

Linear displacement sensor support applied to unit speed regulator

Technical Field

The utility model relates to a unit speed regulator technical field specifically is a linear displacement sensor support of using in unit speed regulator.

Background

At present, in the prior art, a support used by a speed regulator displacement sensor of a domestic conventional hydroelectric generating set is mostly a simple support which is welded on a servomotor and only fixes the bottom of the displacement sensor, because the sensor is a precise element, overheating treatment cannot be carried out, and meanwhile, for the reasons of convenience in maintenance, convenience in disassembly and the like, a sensor body cannot be directly welded on the support.

The retrieval publication (announcement) number CN203784605U discloses the hydropower station unit control field, which comprises a bracket, wherein two ends of the bracket are provided with baffles for preventing a sensor from moving, the bottom surface of the bracket is provided with a fixed leg, and the baffle in front of the bracket is provided with a sensor jack. The sensor is arranged in the bracket, so that the sensor body can be effectively prevented from moving, and potential safety hazards caused by the movement of the sensor are eliminated. Make things convenient for displacement sensor's dismouting when unit overhauls, at the first successful installation, after the debugging of straight line displacement sensor data finishes, the position of sensor also is fixed, and the sensor position can not change under the prerequisite of not having big external force to destroy, need not to debug again after the dismantlement installation once more, nevertheless still has following defect through this technical scheme of the inventor:

firstly, in the technical scheme, in the actual operation, the wiring operation is required in the process of mounting the linear displacement sensor every time, and the difficulty of wiring is increased because the baffle plates arranged on the bracket block the two end faces of the sensor;

second, install among this technical scheme and can not quick good displacement sensor of installation, because the interval of baffle is certain, lead to the centre gripping dynamics to reduce, produce more easily not hard up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a linear displacement sensor support of using in unit's speed regulator has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a linear displacement sensor support applied to a unit speed regulator comprises a machine table, wherein a bracket is horizontally arranged at the top of the machine table, a support column is vertically and fixedly connected to the left side, the right side and the middle of the top of the machine table, the upper end of the support column is fixedly connected with the bottom of the bracket, and the left end of a telescopic rod is fixedly connected with the middle of the right side of a pulling plate;

a limiting cylinder is horizontally and fixedly connected to the front part and the rear part of the left side of the bracket, a displacement sensor is inserted into the limiting cylinder, a threaded hole is transversely formed in the middle of the right side of the bracket, and a threaded screw rod penetrates through the threaded hole in a horizontally left threaded manner; a movable clamping plate is vertically arranged on the right side of the upper part of the bracket, and electric pipe connecting seats are transversely fixed and penetrate through the front part and the rear part of the movable clamping plate;

the displacement sensor is movably sleeved with a sensor sliding block, a perforation is transversely formed in the front portion and the rear portion of the right side of the bracket, the perforation is movably penetrated through the electric pipe seat, a USB interface is fixedly embedded into the left end of the electric pipe seat, and a USB plug matched with the USB interface is fixedly installed at the right end of the displacement sensor.

As an optimal implementation mode of the utility model, the rubber sleeve has been cup jointed to the pillar external fixation, board left side middle part and telescopic link right-hand member fixed connection.

As an optimized implementation manner of the utility model, the left end of the threaded screw rod is inserted into the middle shaft of the bearing, and the outer ring of the bearing is fixedly embedded into the middle part of the movable clamping plate.

As a preferred embodiment of the present invention, two connect the electric socket and two the spacing section of thick bamboo aligns the setting in the horizontal direction one by one.

As a preferred embodiment of the present invention, the threaded screw rod is fixedly mounted with a crank at the end thereof far away from the movable clamp plate.

As an embodiment of the present invention, the sensor slider upper portion is fixedly connected to the connecting rod head end, and the connecting rod tail end is fixedly connected to the pulling plate top.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a there is the USB interface connecting the fixed embedding in electric tube socket left end, and displacement sensor right-hand member fixed mounting have with the USB plug of USB interface adaptation, use USB interface and USB plug just can install displacement sensor fast and wireless connection's mode to the mode of inserting, convenient and fast to connect electric tube socket and spacing section of thick bamboo's the stable displacement sensor of fixing of cooperation.

2. As the middle part of the right side of the bracket is transversely provided with the threaded hole, the horizontal left thread in the threaded hole is screwed and penetrated by the threaded screw rod; the vertical movable clamp plate that sets up in bracket upper portion right side, two positions are all transversely fixed to run through and connect the electric tube seat around the movable clamp plate, and rotatory screw lead screw passes through screw hole and bearing and drives movable clamp plate and adjust the left interval in bracket top, guarantees its stability and the displacement sensor who adapts to different length, improves the practicality.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a linear displacement sensor support applied to the unit speed regulator of the present invention;

fig. 2 is a schematic side view of the connection between the machine platform and the bracket of the linear displacement sensor support applied to the speed regulator of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of the linear displacement sensor support applied to the unit speed regulator of the present invention.

In the figure: the device comprises a machine table 1, a bracket 2, a limiting barrel 3, an expansion link 4, a pulling plate 5, a connecting rod 6, a sensor slider 7, a displacement sensor 8, a bearing 9, a movable clamping plate 10, a power connection pipe seat 11, a threaded screw rod 12, a threaded hole 13, a through hole 14, a support column 15, a rubber sleeve 16, a USB interface 17, a through hole 18 and a USB plug 19.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a linear displacement sensor support applied to a unit speed regulator comprises a machine table 1, wherein a bracket 2 is horizontally arranged at the top of the machine table 1, supporting columns 15 are vertically and fixedly connected to the left side, the right side and the middle of the top of the machine table 1, the upper ends of the supporting columns 15 are fixedly connected with the bottom of the bracket 2, and the left end of a telescopic rod 4 is fixedly connected with the middle of the right side of a pulling plate 5;

a limiting cylinder 3 is horizontally and fixedly connected to the front part and the rear part of the left side of the bracket 2, a displacement sensor 8 is inserted into the limiting cylinder 3, a threaded hole 13 is transversely formed in the middle of the right side of the bracket 2, and a threaded screw rod 12 penetrates through the threaded hole 13 in a horizontally left threaded manner; a movable clamping plate 10 is vertically arranged on the right side of the upper part of the bracket 2, electric connection pipe seats 11 are transversely and fixedly penetrated through the front part and the rear part of the movable clamping plate 10, and a rotary threaded screw rod 12 drives the movable clamping plate 10 to adjust the distance between the left side and the top of the bracket 2 through a threaded hole 13 and a bearing 9, so that the stability of the bracket is ensured, the bracket is suitable for displacement sensors 8 with different lengths, and the practicability is improved;

the last activity of displacement sensor 8 has cup jointed sensor slider 7, two positions have all transversely been seted up in the front and back of bracket 2 right side and have been perforated 14, it runs through with connecing the activity of electric tube seat 11 to perforate 14, it has USB interface 17 to connect the fixed embedding in electric tube seat 11 left end, and 8 right-hand members of displacement sensor fixed mounting have with the USB plug 19 of USB interface 17 adaptation, use USB interface 17 and the mode of USB plug 19 to inserting just can install displacement sensor 8 fast and wireless connection's mode, and convenient and fast, and connect the stable displacement sensor 8 of fixing of cooperation of electric tube seat 11 and spacing section of thick bamboo 3.

In this embodiment, the rubber sleeve 16 has been cup jointed to the outside fixed of pillar 15, 1 left side middle part of board and 4 right-hand members fixed connection of telescopic link.

In this embodiment, the left end of the threaded screw rod 12 is fixedly inserted into the middle shaft of the bearing 9, and the outer ring of the bearing 9 is fixedly embedded in the middle of the movable clamping plate 10, so that the threaded screw rod 12 is ensured to flexibly rotate under the action of the bearing 9.

In this embodiment, the two power connection pipe holders 11 and the two limiting barrels 3 are aligned one by one in the horizontal direction.

In this embodiment, the end fixed mounting that the movable clamp plate 10 was kept away from to screw lead screw 12 has the crank, makes things convenient for operating personnel to drive screw lead screw 12 through rotatory crank and rotates to guarantee that operating personnel carries out nimble operation movable clamp plate 10 and remove, its principle is similar to the screw-on mode of screw bolt and nut.

In this embodiment, the upper portion of the sensor slider 7 is fixedly connected with the head end of the connecting rod 6, and the tail end of the connecting rod 6 is fixedly connected with the top of the pulling plate 5.

When the linear displacement sensor support of using in a unit speed regulator uses, need explain, the utility model relates to a linear displacement sensor support of using in unit speed regulator, including board 1, bracket 2, spacing section of thick bamboo 3, telescopic link 4, arm-tie 5, connecting rod 6, sensor slider 7, displacement sensor 8, bearing 9, removal splint 10, connect electric socket 11, threaded lead screw 12, screw hole 13, perforation 14, pillar 15, rubber sleeve 16, USB interface 17, opening 18, USB plug 19, the part is general standard component or the part that technical staff in the field known, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

When in use, the middle part of the right side of the bracket 2 is transversely provided with a threaded hole 13, and a threaded screw rod 12 is screwed in the threaded hole 13 horizontally towards the left; the vertical movable clamp plate 10 that sets up in 2 upper portions right sides of bracket, two equal transverse fixation in position runs through and connects electric socket 11 around movable clamp plate 10, rotatory screw lead screw 12 passes through screw hole 13 and bearing 9 and drives movable clamp plate 10 and adjust to the left interval in 2 tops of bracket, guarantee its stability and adapt to the displacement sensor 8 of different length, improve the practicality, use USB interface 17 and USB plug 19 just can install displacement sensor 8 fast and wireless connection's mode to the mode of inserting, and convenient and fast, and connect electric socket 11 and spacing section of thick bamboo 3's the stable displacement sensor 8 of fixing of cooperation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a linear displacement sensor support of using in unit's speed regulator, includes board (1), its characterized in that: the top of the machine table (1) is horizontally provided with a bracket (2), the left side, the right side and the middle of the top of the machine table (1) are vertically and fixedly connected with a support column (15), the upper end of the support column (15) is fixedly connected with the bottom of the bracket (2), and the left end of a telescopic rod (4) is fixedly connected with the middle of the right side of a pulling plate (5);

the front part and the rear part of the left side of the bracket (2) are horizontally and fixedly connected with a limiting cylinder (3), a displacement sensor (8) is inserted in the limiting cylinder (3), the middle part of the right side of the bracket (2) is transversely provided with a threaded hole (13), and a threaded screw rod (12) penetrates through the threaded hole (13) in a horizontal left-handed screwing manner; a movable clamping plate (10) is vertically arranged on the right side of the upper part of the bracket (2), and electric pipe connecting seats (11) are transversely fixed and penetrate through the front part and the rear part of the movable clamping plate (10);

the sensor slider (7) is sleeved on the displacement sensor (8) in a movable mode, the front portion and the rear portion of the right side of the bracket (2) are transversely provided with a through hole (14), the through hole (14) is movably penetrated through the electric pipe seat (11), the left end of the electric pipe seat (11) is fixedly embedded with a USB interface (17), and the right end of the displacement sensor (8) is fixedly provided with a USB plug (19) matched with the USB interface (17).

2. The linear displacement transducer carriage for use in a unit governor of claim 1, further comprising: the rubber sleeve (16) is fixedly sleeved outside the support column (15), and the middle of the left side of the machine table (1) is fixedly connected with the right end of the telescopic rod (4).

3. The linear displacement transducer carriage for use in a unit governor of claim 1, further comprising: the left end of the threaded screw rod (12) is fixedly inserted in a middle shaft of the bearing (9), and the outer ring of the bearing (9) is fixedly embedded in the middle of the movable clamping plate (10).

4. The linear displacement transducer carriage for use in a unit governor of claim 1, further comprising: the two power connection pipe seats (11) and the two limiting barrels (3) are arranged in one-to-one alignment in the horizontal direction.

5. The linear displacement transducer carriage for use in a unit governor of claim 1, further comprising: and a crank is fixedly arranged at the end part of the threaded screw rod (12) far away from the movable clamping plate (10).

6. The linear displacement transducer carriage for use in a unit governor of claim 1, further comprising: the upper part of the sensor sliding block (7) is fixedly connected with the head end of the connecting rod (6), and the tail end of the connecting rod (6) is fixedly connected with the top of the pulling plate (5).