CN219301487U

CN219301487U - Inspection device for inner diameter of pipe

Info

Publication number: CN219301487U
Application number: CN202320186838.9U
Authority: CN
Inventors: 苏强
Original assignee: Qingdao Chengxiang Dongqiang Construction Engineering Testing Co ltd
Current assignee: Qingdao Chengxiang Dongqiang Construction Engineering Testing Co ltd
Priority date: 2023-02-11
Filing date: 2023-02-11
Publication date: 2023-07-04
Anticipated expiration: 2033-02-11

Abstract

The utility model discloses a pipe inner diameter inspection device, which comprises a ruler body, wherein a cross beam plate is arranged at the top of the ruler body, a detection mechanism for detecting the pipe inner diameter is arranged between the cross beam plate and the ruler body, the detection mechanism comprises a threaded screw rod arranged between the cross beam plate and the ruler body, a sliding block sliding along the threaded screw rod is arranged on the threaded screw rod, two sides of the sliding block are connected with a first micrometer head through a connecting rod, and one side of the first micrometer head, which is contacted with the pipe inner diameter inner wall, is provided with a pressure detection mechanism; the ruler body is provided with a graduated scale plate through a sliding mechanism; the graduated scale plate is connected with the second micrometer head through a connecting block, and the bottom of the ruler body is provided with a fixed plate matched with the second micrometer head through a reset mechanism; according to the utility model, the second micrometer head and the fixed plate are pulled apart to be clamped on the pipe, and the graduated scale plate connected with the connecting block is matched with the T-shaped chute and the T-shaped sliding block to reach the initial detection position, so that the inner diameter of the pipe can be stably and better detected.

Description

Inspection device for inner diameter of pipe

Technical Field

The utility model relates to a checking device, in particular to a checking device for the inner diameter of a pipe.

Background

At present, after the production of the conventional pipe is finished, an inside micrometer is generally adopted to measure the inside diameter of the pipe. The inside micrometer consists of a micrometer head and a connecting rod, and the micrometer head is usually manually screwed to change the size, so that the micrometer head is relatively narrow in the general state, and is easy to damage under the high-frequency use condition, thereby greatly increasing the use cost.

Disclosure of Invention

The utility model provides a device for detecting the inner diameter of a pipe, which aims to overcome the defect that the prior art has a relatively narrow micrometer head in a general state, so that the use condition of high frequency is easy to cause damage and the use cost is greatly increased.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a pipe inner diameter inspection device, which comprises a ruler body, wherein a cross beam plate is arranged at the top of the ruler body, a detection mechanism for detecting the pipe inner diameter is arranged between the cross beam plate and the ruler body, the detection mechanism comprises a threaded screw rod arranged between the cross beam plate and the ruler body, a sliding block sliding along the threaded screw rod is arranged on the threaded screw rod, two sides of the sliding block are connected with a first micrometer head through a connecting rod, and one side of the first micrometer head, which contacts with the inner wall of the pipe inner diameter, is provided with a pressure detection mechanism; the ruler body is provided with a graduated scale plate through a sliding mechanism; the scale plate is connected with the second micrometer head through a connecting block, and a fixing plate matched with the second micrometer head is arranged at the bottom of the ruler body through a reset mechanism.

As a preferable technical scheme of the utility model, the sliding mechanism comprises a T-shaped chute arranged on the ruler body, and a T-shaped sliding block sliding along the T-shaped chute is arranged on the graduated scale plate.

As a preferable technical scheme of the utility model, the pressure detection mechanism comprises a pressing plate which is arranged on one side of the first micrometer head and contacts with the inner wall of the inner diameter of the pipe, and a pressure sensor for detecting the pressure between the pressing plate and the first micrometer head is arranged between the pressing plate and the first micrometer head.

As a preferable technical scheme of the utility model, two sides of the threaded screw rod are provided with limiting polish rods parallel to the threaded screw rod, and the sliding block is provided with a through hole for the limiting polish rods to pass through.

As a preferable technical scheme of the utility model, the reset mechanism comprises a reset spring arranged between the fixed plate and the second micrometer head.

As a preferable technical scheme of the utility model, the beam plate is provided with a driving motor for driving the threaded screw rod to rotate.

As a preferable technical scheme of the utility model, the cross beam plate is provided with the functional handle, so that the hand-held device can be conveniently used for detection.

The beneficial effects of the utility model are as follows: according to the pipe inner diameter inspection device, the second micrometer head and the fixed plate are pulled apart to be clamped on the pipe, and the graduated scale plate connected with the connecting block is matched with the T-shaped chute and the T-shaped sliding block to reach the initial detection position, so that the pipe inner diameter can be inspected stably and better; then, the driving motor is enabled to work, the sliding block slides along the threaded screw rod, the first micrometer head slides synchronously, when a pressure sensor detects that a certain value is generated between the pressing plate and the first micrometer head, the sliding is stopped, and then the value can be directly read; after the detection is finished, the second micrometer head is reset through the reset spring, so that the next detection is facilitated.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic structural view of a pipe inner diameter inspection device according to the present utility model;

FIG. 2 is a partial schematic view of a tube inside diameter inspection device according to the present utility model;

FIG. 3 is a schematic structural view of a detecting mechanism of a pipe inner diameter detecting device according to the present utility model;

FIG. 4 is a schematic structural view of a sliding mechanism of a pipe inside diameter inspection device according to the present utility model;

FIG. 5 is a schematic structural view of a pressure detection mechanism of a pipe inside diameter inspection device of the present utility model;

FIG. 6 is a schematic structural view of a reset mechanism of a tube inside diameter inspection device of the present utility model.

In the figure: 1. a ruler body; 2. a cross beam plate; 3. a threaded screw rod; 4. a sliding block; 5. a connecting rod; 6. a first micrometer head; 7. a scale plate; 8. a connecting block; 9. a second micrometer head; 10. a fixing plate; 11. a T-shaped chute; 12. a T-shaped slider; 13. a pressing plate; 14. a pressure sensor; 15. limiting a polished rod; 16. a return spring; 17. a drive motor; 18. a functional handle.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1 to 6, the device for inspecting the inner diameter of a pipe comprises a ruler body 1, wherein a cross beam plate 2 is arranged at the top of the ruler body 1, a detection mechanism for detecting the inner diameter of the pipe is arranged between the cross beam plate 2 and the ruler body 1, the detection mechanism comprises a threaded screw rod 3 arranged between the cross beam plate 2 and the ruler body 1, a sliding block 4 sliding along the threaded screw rod 3 is arranged on the threaded screw rod 3, two sides of the sliding block 4 are connected with a first micrometer head 6 through a connecting rod 5, and a pressure detection mechanism is arranged at one side of the first micrometer head 6 contacting the inner wall of the inner diameter of the pipe; the ruler body 1 is provided with a graduated scale plate 7 through a sliding mechanism; the graduated scale plate 7 is connected with a second micrometer head 9 through a connecting block 8, and the bottom of the ruler body 1 is provided with a fixed plate 10 matched with the second micrometer head 9 through a reset mechanism; firstly, the second micrometer 9 and the fixed plate 10 are pulled out to be clamped on the pipe, and the graduated scale plate 7 connected through the connecting block 8 is matched with the T-shaped chute 11 and the T-shaped sliding block 12 to reach the initial detection position, so that the inner diameter of the pipe can be detected stably and better; then, the driving motor 17 is operated to enable the sliding block 4 to slide along the threaded screw rod 3, the first micrometer head 6 is enabled to slide synchronously, when the pressure sensor 14 detects that a certain value is generated between the pressing plate 13 and the first micrometer head 6, the sliding is stopped, and then the value can be directly read.

Wherein, the leftmost side of the graduated scale plate 7 is flush with the leftmost side of the second micrometer head 9, and the graduated scale plate 7 is carved with the thickness total length of the first micrometer head 6 and the pressure sensor 14 pressing plate 13 and the thickness of the second micrometer head 9, after detection, the thickness total length of the first micrometer head 6, the pressure sensor 14 and the pressing plate 13 can be added to the detection result, thereby further reducing the error

The sliding mechanism comprises a T-shaped chute 11 arranged on the ruler body 1, and a T-shaped sliding block 12 sliding along the T-shaped chute 11 is arranged on the graduated scale plate 7.

The pressure detection mechanism comprises a pressing plate 13 which is arranged on one side of the first micrometer head 6 and contacts with the inner wall of the pipe, and a pressure sensor 14 for detecting the pressure between the pressing plate 13 and the first micrometer head 6 is arranged between the pressing plate 13 and the first micrometer head 6; it is not easy to damage the first micrometer head 6.

Wherein, the both sides of screw thread lead screw 3 are equipped with spacing polished rod 15 parallel with screw thread lead screw 3, are equipped with the perforation that supplies spacing polished rod 15 to pass on the sliding block 4.

Wherein the reset mechanism comprises a reset spring 16 arranged between the fixed plate 10 and the second micrometer head 9; the second micrometer head 9 can be reset by the reset spring 16, so that the next detection is facilitated.

Wherein, the beam plate 2 is provided with a driving motor 17 for driving the threaded screw rod 3 to rotate.

Wherein, be equipped with function handle 18 on the crossbeam board 2, the device of being convenient for hand detects.

When the device works, the second micrometer head 9 and the fixed plate 10 are pulled open firstly to be clamped on the pipe, and the graduated scale plate 7 connected with the connecting block 8 is matched with the T-shaped chute 11 and the T-shaped sliding block 12 to reach the initial detection position, so that the device is stable and can better detect the inner diameter of the pipe; then, the driving motor 17 is operated, so that the sliding block 4 slides along the threaded screw rod 3, the first micrometer head 6 slides synchronously, when the pressure sensor 14 detects that a certain value is generated between the pressing plate 13 and the first micrometer head 6, the sliding is stopped, and then the value can be directly read; after the detection is finished, the second micrometer head 9 is reset through the reset spring 16, so that the next detection is facilitated.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a verifying attachment of tubular product internal diameter, includes blade (1), its characterized in that, the top of blade (1) is equipped with crossbeam board (2), be equipped with the detection mechanism that detects tubular product internal diameter between crossbeam board (2) and blade (1), detection mechanism is including setting up screw thread lead screw (3) between crossbeam board (2) and blade (1), be equipped with on screw thread lead screw (3) along screw thread lead screw (3) gliding sliding block (4), the both sides of sliding block (4) are connected first micrometer head (6) through connecting rod (5), one side that first micrometer head (6) contacted tubular product internal diameter inner wall is equipped with pressure detection mechanism; the ruler body (1) is provided with a graduated scale plate (7) through a sliding mechanism; the graduated scale plate (7) is connected with the second micrometer head (9) through the connecting block (8), and the bottom of the ruler body (1) is provided with a fixing plate (10) matched with the second micrometer head (9) through a reset mechanism.

2. A device for checking the inner diameter of a pipe according to claim 1, characterized in that the sliding mechanism comprises a T-shaped chute (11) provided on the blade (1), and the scale plate (7) is provided with a T-shaped slider (12) sliding along the T-shaped chute (11).

3. The device for inspecting the inner diameter of the pipe according to claim 1, wherein the pressure detecting mechanism comprises a pressing plate (13) which is arranged on one side of the first micrometer head (6) and contacts the inner wall of the inner diameter of the pipe, and a pressure sensor (14) for detecting the pressure between the pressing plate (13) and the first micrometer head (6) is arranged between the pressing plate (13) and the first micrometer head (6).

4. The pipe inner diameter inspection device according to claim 1, wherein limiting polish rods (15) parallel to the threaded screw rods (3) are arranged on two sides of the threaded screw rods (3), and through holes for the limiting polish rods (15) to pass through are formed in the sliding blocks (4).

5. A device for checking the internal diameter of a pipe according to claim 1, characterized in that said return means comprise a return spring (16) interposed between the fixed plate (10) and the second micrometer head (9).

6. A pipe inner diameter inspection device according to claim 1, characterized in that the beam plate (2) is provided with a driving motor (17) for driving the threaded screw (3) to rotate.

7. A device for checking the inner diameter of a pipe according to claim 1, characterized in that the cross beam plate (2) is provided with a functional handle (18).