CN214120976U

CN214120976U - Centering device

Info

Publication number: CN214120976U
Application number: CN202023270729.0U
Authority: CN
Inventors: 邓成可; 陈杰; 蓝青旋; 卢启涛; 徐石火; 蒙宝; 韦干昌
Original assignee: Guangxi Guiguan Power Co ltd Maintenance Branch; Guangxi Guiguan Electric Power Co ltd
Current assignee: Guangxi Guiguan Power Co ltd Maintenance Branch; Guangxi Guiguan Electric Power Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-03
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a find device in, including micrometer caliper, instruction subassembly and piano line, the instruction subassembly passes through the connecting piece card and is held micrometer caliper is last, the instruction subassembly can pass through micrometer caliper with the piano line constitutes conductive loop for send instruction signal when conductive loop switches on. The connecting piece includes clamping part and installation department, installation department one end with the instruction subassembly is connected, the other end with the clamping part is connected, the clamping part card is held on the micrometer caliper. The utility model discloses a finding well device has replaced original earphone with emitting diode, makes the judgement more objective, has improved the accuracy, has strengthened the sensitivity. The indicating component is clamped on the micrometer caliper through the connecting piece, so that the micrometer caliper with different specifications can be conveniently transformed, and the adaptability is realized. Whole instruction subassembly can be installed on the micrometer caliper in the whole, perhaps separates from the micrometer caliper, makes things convenient for the dismouting.

Description

Centering device

Technical Field

The utility model relates to a hydraulic generator installation construction field especially relates to a device of looking for.

Background

In the maintenance of the hydraulic generator set, the center of a fixed part of the set, such as a runner chamber, needs to be determined, and the center of the fixed part needs to be transferred to a waterwheel chamber for the subsequent measurement of the center of a stator. The result of the unit center measurement is an important basis for the unit axis adjustment, and the measurement accuracy and precision of the unit center measurement have non-negligible influence on the unit axis adjustment quality.

In the prior art, an inside micrometer and a piano wire are used for measuring the center of a runner chamber, and an earplug is used for monitoring the sound generated by a communication circuit when a measuring head of the inside micrometer is contacted with the piano wire. This method has the following disadvantages: 1. systematic errors are easily generated on site: the rotating wheel chamber is a closed space, and the rotating wheel chamber can generate reverberation when walking or other sounds are generated in the rotating wheel chamber, so that the measuring personnel can measure the rotating wheel chamber by eliminating the factors, and the measuring time is greatly prolonged. 2. The measurement accuracy is also influenced by the fact that the noise of the unit is large when the unit is operated on site. 3. The work personnel can not hear the command of the commander when wearing the headphones, and the division of labor and cooperation among the personnel is influenced.

The invention discloses a light-emitting type inside micrometer for three-cylinder matching and internal sleeve centering of a steam turbine with the patent application number of 200610009817.0, which comprises a first cylindrical barrel, a sleeve, a second cylindrical barrel and a light-emitting diode, wherein the light-emitting diode is arranged on the sleeve, and the sleeve is coaxially connected with a telescopic measuring rod and a measuring ruler head through the first cylindrical barrel and the second cylindrical barrel respectively. The application replaces the original earphone with the light emitting diode, so that the judgment is more objective, the accuracy is improved, and the sensitivity is enhanced. But still have certain inconvenience, the inside micrometer of different models has different diameters, and the light source needs can only fix through the cylinder of different specifications, uses very inconveniently.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a device of finding well, can fix the light source on the micrometer caliper of difference effectively.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a centering device, includes micrometer caliper, instruction subassembly and piano line, the instruction subassembly passes through the connecting piece card and holds micrometer caliper is last, the instruction subassembly can pass through micrometer caliper with the piano line constitutes conductive loop for send the instruction signal when conductive loop switches on. The connecting piece includes clamping part and installation department, installation department one end with the instruction subassembly is connected, the other end with the clamping part is connected, the clamping part card is held on the micrometer caliper.

As an improvement of the technical scheme, the indicating assembly comprises a light-emitting element and a power supply, the light-emitting element is respectively and electrically connected with the power supply, the micrometer screw gauge and the piano wire, and the light-emitting element is clamped on the micrometer screw gauge through the connecting piece.

As an improvement of the above technical solution, the indication assembly further includes an installation plate and a light-permeable protective housing, the light emitting element, the power supply and the protective housing are both installed on the installation plate, and the light emitting element and the power supply are both located in the protective housing, and the installation plate is installed on one end of the installation portion.

As an improvement of the technical scheme, the clamping part is provided with an opening and is clamped on the micrometer screw by the opening.

As an improvement of the technical scheme, the clamping part is made of elastic materials.

As an improvement of the above technical solution, the elastic material is rubber.

As an improvement of the technical scheme, the clamping parts are arranged into a plurality of groups, and the plurality of groups of clamping parts are sequentially connected through connecting parts.

As an improvement of the above technical solution, the light emitting element is a diode.

As an improvement of the technical scheme, a heavy hammer is arranged at one end of the piano line.

Compared with the prior art, the beneficial effects of this application are:

the utility model discloses a finding well device has replaced original earphone with emitting diode, makes the judgement more objective, has improved the accuracy, has strengthened the sensitivity. The indicating component is clamped on the micrometer caliper through the connecting piece, the micrometer caliper with different specifications can be conveniently transformed, and the time and labor are saved, so that the micrometer caliper has adaptability. Whole instruction subassembly can be installed on the micrometer caliper in the whole, perhaps separates from the micrometer caliper, makes things convenient for the dismouting. The clamping part has elasticity, can adapt to the micrometer caliper with different diameters, increases the holding power of the connecting piece, and enables the connecting piece to be connected with the micrometer caliper more firmly. The clamping parts are arranged into a plurality of groups of micrometer screw gauges which can adapt to different diameters. Many wires are integrated on the mounting plate, and only one wire for connecting the micrometer caliper and the piano wire is needed. The transparent protective shell can protect the internal elements and reduce the risk of the elements failing.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a top view of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an indicating assembly in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a connecting member in an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, the utility model provides a centering device, which comprises a micrometer caliper 1, an indicating component 2 and a piano wire 3, wherein one end of the piano wire 3 is provided with a heavy hammer 5. The indicating component 2 is clamped on the micrometer caliper 1 through a connecting piece 4, and the indicating component 2 can form a conductive loop through the micrometer caliper 1 and the piano wire 3 and is used for sending an indicating signal when the conductive loop is connected. It should be noted that the micrometer caliper 1 is a rod-shaped object, which is made of metal and can conduct electricity. The connecting piece 4 includes clamping part 41 and installation department 42, installation department 42 one end with indicate the subassembly 2 to connect, the other end with clamping part 41 connects, clamping part 41 blocks and is in on the micrometer caliper 1. Specifically, the mounting portion 42 and the clamping portion 41 may be integrally formed, and the mounting portion 42 is bonded to the indicating assembly 2.

Referring to fig. 1 to 3, the indicating assembly 2 includes a light emitting element 21 and a power source 22, the light emitting element 21 is electrically connected to the power source 22, the micrometer screw 1 and the piano wire 3, respectively, and the light emitting element 21 is held on the micrometer screw 1 by the connector 4. In order to conveniently disassemble and assemble the whole indicating assembly 2 and protect the light-emitting element 21, the indicating assembly 2 further comprises a mounting plate 23 and a protective shell 24 which can transmit light, the light-emitting element 21, the power supply 22 and the protective shell 24 are all mounted on the mounting plate 23, the light-emitting element 21 and the power supply 22 are all located in the protective shell 24, and the mounting plate 23 is mounted on one end of the mounting part 42. Preferably, the mounting board 23 may be an integrated circuit board, the light emitting element 21 is directly integrated on the integrated circuit board, the power source 22 may be a button battery, and the light emitting element 21 is a diode. Specifically, the protective housing 24 chooses for use common transparent plastic can, the protective housing 24 through the hidden discount with mounting panel 23 joint. In other embodiments, the protective shell 24 may also be threadably coupled to the mounting plate 23.

Referring to fig. 1, 2 and 3, the clamping portion 41 is provided with an opening 43, and is held on the micrometer screw 1 through the opening 43. In order to better hold the clamping portion 41 on the micrometer screw 1, the clamping portion 41 is made of an elastic material. Preferably, the elastic material is rubber. In order to adapt to the micrometer screw measuring instrument 1 with different diameters, the clamping portions 41 are arranged into a plurality of groups, and the plurality of groups of clamping portions 41 are sequentially connected through connecting portions 44. Specifically, the connecting portion 44 is a protrusion disposed on an outer wall of the clamping portion 41, the protrusion is matched with a groove on the other clamping portion 41 to achieve connection between the two sets of clamping portions 41, and preferably, the protrusion and the groove may be in a structure similar to a snap fastener.

The application method comprises the following steps: the indicating assembly 2 is connected with the connecting piece 4, then the connecting piece 4 is clamped on the micrometer caliper 1, and then the alignment is carried out according to an electrical method, wherein the alignment of the electrical method is the prior art, and is not repeated herein. The micrometer screw measuring instrument 1 with different diameters needs to be adapted, and only the corresponding clamping part 41 needs to be additionally installed or removed.

The utility model discloses a finding well device, use emitting diode has replaced original earphone, makes the judgement more objective, has improved the accuracy, has strengthened the sensitivity. Instruct subassembly 2 to pass through 4 cards of connecting piece are held micrometer caliper 1 is last, can conveniently be to different specifications micrometer caliper 1 reforms transform, and labour saving and time saving has the adaptability. Whole instruction subassembly 2 can be installed completely on micrometer caliper 1, perhaps follow micrometer caliper 1 separates, makes things convenient for the dismouting. The elasticity of the clamping part 41 not only can be adapted to the micrometer screws 1 with different diameters, but also increases the holding power of the connecting piece 4, and the connecting piece 4 is connected with the micrometer screws 1 more firmly. The clamping portions 41 are arranged in a plurality of groups which can also adapt to the micrometer screws 1 with different diameters. Many wires are integrated on the mounting plate, and only one wire is needed to connect the micrometer caliper 1 and the piano wire 3. The protective shell 24 protects the internal components and reduces the risk of component failure.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides a centering device, includes micrometer caliper (1), indicates subassembly (2) and piano line (3), its characterized in that: the indicating assembly (2) is clamped on the micrometer screw (1) through a connecting piece (4), and the indicating assembly (2) and the piano wire (3) can form a conductive loop through the micrometer screw (1) and is used for sending an indicating signal when the conductive loop is connected; connecting piece (4) include clamping part (41) and installation department (42), installation department (42) one end with indicate subassembly (2) to connect, the other end with clamping part (41) are connected, clamping part (41) block is in micrometer caliper (1) is last.

2. The centering device as claimed in claim 1, wherein the indicating assembly (2) comprises a light emitting element (21) and a power source (22), the light emitting element (21) is electrically connected with the power source (22), the micrometer screw (1) and the piano wire (3), respectively, and the light emitting element (21) is clamped on the micrometer screw (1) through the connecting member (4).

3. A centering device according to claim 2, wherein said indicating assembly (2) further comprises a mounting plate (23) and a light-transmissive protective casing (24), said light emitting element (21), said power source (22) and said protective casing (24) are mounted on said mounting plate (23), and said light emitting element (21) and said power source (22) are located in said protective casing (24), said mounting plate (23) is mounted on one end of said mounting portion (42).

4. A centering device as claimed in claim 1, characterized in that the holding part (41) is provided with an opening (43) and is held on the micrometer screw (1) via the opening (43).

5. A centering device according to claim 4, characterized in that said holding portion (41) is made of an elastic material.

6. The centering device as claimed in claim 5, wherein said elastic material is rubber.

7. The centering device as claimed in claim 1, wherein said holding portions (41) are arranged in groups, and said groups of holding portions (41) are connected in sequence by connecting portions (44).

8. A centering device according to claim 3, characterized in that said light emitting element (21) is a diode.

9. A centering device according to claim 1, characterized in that a weight (5) is provided on one end of the piano wire (3).