CN216869881U

CN216869881U - Portable manometer measurement detection device

Info

Publication number: CN216869881U
Application number: CN202220742501.7U
Authority: CN
Inventors: 徐初凯
Original assignee: Quanzhou Metrology Institute
Current assignee: Quanzhou Metrology Institute
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-01
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a portable pressure gauge metering and detecting device which comprises a pressure scale and a connecting pipe, wherein the pressure scale is connected with a pressure source through the connecting pipe; the pressure dial gauge comprises a pointer, a preset adjusting piece and a sliding groove for the sliding of the preset adjusting piece; the preset adjusting piece comprises a sliding block, an opening and a swinging strip, the sliding block is clamped on the sliding chute, the opening extends to the upper end and the lower end of the sliding block, the swinging strip is fixed on the sliding block in a swinging mode through a rotating shaft, and the swinging strip penetrates through the opening; part of the surface of the swing strip is overlapped with part of the surface of the pointer in the axial direction of the pressure scale; in order to more conveniently observe whether the pressure source to be measured reaches a preset extreme value in long-time detection, colored ink can be coated on the ball at the tail end of the pointer, so that the pointer swings along with the change of the pressure extreme value, and when the extreme value of the pressure source exceeds the preset extreme value of the preset adjusting piece, the ball can cross the overlapped surface of the swinging strip, and traces are left on the surface of the swinging strip.

Description

Portable manometer measurement detection device

Technical Field

The utility model relates to the field of pressure gauges, in particular to a portable pressure gauge metering and detecting device.

Background

The pressure gauge is elastically deformed through a sensitive element in the gauge, and then the pressure deformation is conducted to the pointer through a switching mechanism of a machine core in the gauge, so that the pointer rotates to display pressure, and when the pressure gauge detects an unstable pressure source, due to the instability of the pressure source, the time consumed for detecting the extreme value of the pressure source is too long, so that the mode of detecting the extreme value by the pressure gauge is utilized, the pressure gauge cannot reflect whether the pressure extreme value in a detection time period exceeds a range of a verified extreme value, so that a detector often easily misses the extreme value detected by the pressure gauge, the pressure gauge can only be used for detecting the pressure source with stable pressure in a short time, and the application range is limited.

SUMMERY OF THE UTILITY MODEL

The present invention provides a portable pressure gauge metering and detecting device which overcomes the deficiencies described in the background art.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

a portable pressure gauge metering and detecting device comprises a pressure scale and a connecting pipe, wherein the pressure scale is connected with a pressure source through the connecting pipe; the pressure scale comprises a pointer, a preset adjusting piece and a sliding chute for the sliding of the preset adjusting piece, one end of the pointer is rotatably fixed at the axial center of the surface of the pressure scale, the other end of the pointer points to the numerical value of the surface of the pressure scale, and the preset adjusting piece is slidably arranged in the sliding chute; the preset adjusting piece comprises a sliding block, an opening and a swinging strip, the sliding block is clamped on the sliding groove, the opening extends to the upper end and the lower end of the sliding block, the swinging strip is fixed on the sliding block in a swinging mode through a rotating shaft, and the swinging strip penetrates through the opening; a partial surface of the wobble strip overlaps a partial surface of the pointer in an axial direction of the pressure scale.

A preferred technical scheme is as follows: the spout includes that the groove is inlayed to first inlay groove and second, first inlay the groove set up in the pressure scale is close to the surface of pointer, the groove set up in the circumference surface of pressure scale is inlayed to the second.

A preferred technical scheme is as follows: the slider is provided with step edges which are engaged with the first embedding grooves and the second embedding grooves and correspond to the first embedding grooves and the second embedding grooves, and the slider is embedded into the first embedding grooves and the second embedding grooves through the step edges.

A preferred technical scheme is as follows: the end face of the pointer adjacent to the swing strip is provided with a ball, and the ball is overlapped with part of the surface of the swing strip.

Compared with the background technology, the technical scheme has the following advantages:

the utility model can be used for judging whether the pressure source meets the standard or not or judging whether the pressure extreme value of the pressure source reaches a preset extreme value or not, when in use, the sliding block is pushed to the position of the required preset extreme value, in order to more conveniently observe whether the pressure source reaches the preset extreme value in long-time detection, the ball at the tail end of the pointer can be coated with colored ink, so that the pointer swings along with the change of the pressure extreme value, when the extreme value of the pressure source exceeds the preset extreme value of the preset adjusting piece, the ball can cross the overlapped surface of the swinging strip, and traces are left on the surface of the swinging strip to form records.

Drawings

The utility model is further illustrated by the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is an enlarged schematic view of fig. 1.

Fig. 4 is a perspective view of the preset adjusting member.

In the figure: the pressure scale 1, the connecting pipe 2, the pointer 11, the preset adjusting part 12, the first embedding groove 13, the second embedding groove 14, the sliding block 121, the opening 122, the swing strip 123 and the rotating shaft 124.

Detailed Description

As shown in fig. 1-4, a portable pressure gauge metering and detecting device includes a pressure scale 1 and a connecting pipe 2, wherein the pressure scale 1 is connected to a pressure source through the connecting pipe 2; the pressure scale 1 comprises a pointer 11, a preset adjusting piece 12 and a sliding chute for the preset adjusting piece 12 to slide, one end of the pointer 11 is rotatably fixed at the axial center of the surface of the pressure scale 1, the other end of the pointer 11 points to the numerical value of the surface of the pressure scale 1, and the preset adjusting piece 12 is slidably mounted in the sliding chute; the preset adjusting part 12 comprises a sliding block 121, an opening 122 and a swinging bar 123, the sliding block 121 is clamped on the sliding groove, the opening 122 extends to the upper end and the lower end of the sliding block 121, the swinging bar 123 is fixed on the sliding block 121 through a rotating shaft 124 in a swinging manner, and the swinging bar 123 penetrates through the opening 122; a part of the surface of the swing strip 123 overlaps with a part of the surface of the pointer 11 in the axial direction of the pressure scale 1, the sliding groove includes a first embedding groove 13 and a second embedding groove 14, the first embedding groove 13 is disposed on the surface of the pressure scale 1 close to the pointer 11, and the second embedding groove 14 is disposed on the circumferential surface of the pressure scale 1; the slider 121 has step edges which are engaged with the first embedding grooves 13 and the second embedding grooves 14, and the slider 121 is embedded into the first embedding grooves 13 and the second embedding grooves 14 through the step edges; the end face of the pointer 11 adjacent to the swing strip 123 is provided with a ball, and the ball is overlapped with part of the surface of the swing strip 123; the utility model can determine whether the pressure source meets the standard or whether the pressure extreme value of the pressure source reaches the preset extreme value, when in use, the slide block 121 is pushed to the position of the required preset extreme value, the pressure scale 1 is connected to the pressure source through the connecting pipe 2, the pressure source is detected, when the detected pressure source exceeds the preset pressure source, the pointer 11 can push the swing strip 123 forward to swing the swing strip 123, on the basis of the working principle, in order to more conveniently observe whether the detected pressure source reaches the preset extreme value in long-time detection, the color ink can be smeared on the ball at the tail end of the pointer 11 to lead the pointer 11 to swing along with the change of the pressure extreme value, when the extreme value of the pressure source exceeds the preset extreme value of the preset adjusting part 12, the ball can scratch the overlapped surface of the swing strip 123 to leave marks on the surface of the swing strip 123, a record is formed.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, and all equivalent variations and modifications made within the scope of the present invention and the content of the description should be included in the scope of the present invention.

Claims

1. The utility model provides a portable manometer measurement detection device which characterized in that: the pressure measuring device comprises a pressure scale (1) and a connecting pipe (2), wherein the pressure scale (1) is connected with a pressure source through the connecting pipe (2);

the pressure scale (1) comprises a pointer (11), a preset adjusting piece (12) and a sliding groove for the preset adjusting piece (12) to slide, one end of the pointer (11) is rotatably fixed at the axial center of the surface of the pressure scale (1), the other end of the pointer (11) points to the numerical value of the surface of the pressure scale (1), and the preset adjusting piece (12) is slidably installed in the sliding groove;

the preset adjusting piece (12) comprises a sliding block (121), an opening (122) and a swinging strip (123), the sliding block (121) is clamped on the sliding groove, the opening (122) extends to the upper end and the lower end of the sliding block (121), the swinging strip (123) is fixed on the sliding block (121) in a swinging mode through a rotating shaft (124), and the swinging strip (123) penetrates through the opening (122);

a partial surface of the wobble strip (123) overlaps a partial surface of the pointer (11) in the axial direction of the pressure scale (1).

2. The portable pressure gauge metering and detecting device of claim 1, wherein: the spout includes that first inlay groove (13) and second inlay groove (14), first inlay groove (13) set up in pressure scale table (1) is close to the surface of pointer (11), groove (14) are inlayed to the second set up in the circumferential surface of pressure scale table (1).

3. The portable pressure gauge metering and detecting device according to claim 2, characterized in that: the sliding block (121) is provided with corresponding step edges which are engaged with the first embedding grooves (13) and the second embedding grooves (14), and the sliding block (121) is embedded into the first embedding grooves (13) and the second embedding grooves (14) through the step edges.

4. The portable pressure gauge metering and detecting device according to claim 1, characterized in that: the end face of the pointer (11) adjacent to the swing strip (123) is provided with a ball, and the ball is overlapped with part of the surface of the swing strip (123).