CN209910890U

CN209910890U - Pressure state simple judging device for pressure gauge

Info

Publication number: CN209910890U
Application number: CN201921157277.XU
Authority: CN
Inventors: 齐亚鲁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-01-07
Anticipated expiration: 2029-07-23

Abstract

The utility model belongs to the technical field of pressure measurement, especially, for simple and easy decision maker of manometer pressure state, including the manometer body, the bottom fixed mounting of manometer body has screwed joint, the threaded sleeve is equipped with the measuring head on the screwed joint, first through-hole has been seted up on the measuring head, first through-hole passes through connector and manometer body and communicates mutually, the second through-hole has been seted up on one side inner wall of first through-hole, one side fixed mounting of measuring head has the valve body, slidable mounting has first traveller in the valve body, first spout has been seted up to the one end of first traveller, fixed mounting has the locating lever on one side inner wall of first spout, the second spout has been seted up to the one end of locating lever. The utility model discloses the installation is simple, and the practicality is strong, and when the pressure-bearing of manometer exceeded the upper limit, can roughly calculate the pressure-bearing of manometer to the erroneous judgement to pressure measurement numerical value has been avoided to a certain extent.

Description

Pressure state simple judging device for pressure gauge

Technical Field

The utility model relates to a pressure detection technical field especially relates to simple and easy decision maker of manometer pressure state.

Background

The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, and is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like. Especially in the industrial process control and technical measurement process, the mechanical pressure gauge is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.

However, in the prior art, the pressure gauge also has an upper pressure limit, and in many cases, when the measured pressure exceeds the pressure degree display range of the pressure gauge, the pressure value born by the pressure gauge is unknown, so that the wrong display degree can be taken as a pressure measurement record, and therefore, the pressure state simple judgment device of the pressure gauge is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the simple and easy decision maker of manometer pressure state that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the simple pressure state judging device for the pressure gauge comprises a pressure gauge body, wherein a threaded joint is fixedly installed at the bottom of the pressure gauge body, a measuring head is sleeved on the threaded joint in a threaded manner, a first through hole is formed in the measuring head and is communicated with the pressure gauge body through a connector, a second through hole is formed in the inner wall of one side of the first through hole, a valve body is fixedly installed on one side of the measuring head, a first sliding column is installed in the valve body in a sliding manner, a first sliding chute is formed in one end of the first sliding column, a positioning rod is fixedly installed on the inner wall of one side of the first sliding chute, a second sliding chute is formed in one end of the positioning rod, a second sliding column is installed in the first sliding chute in a sliding manner, one end of the second sliding column extends out of the first sliding chute and is fixedly connected with the inner wall of one side of the valve body, fixed mounting has the slide bar on one side inner wall of third spout, the one end of locating lever extend to in the third spout and with third spout sliding connection, the one end of slide bar extend to in the second spout and with second spout sliding connection, the slip cover is equipped with the spring on the slide bar, the one end of spring and one side inner wall fixed connection of third spout, the other end of spring and the one end fixed connection of locating lever.

Preferably, one end of the first sliding column is provided with a groove, and the second through hole is communicated with the groove.

Preferably, an annular groove is formed in the first sliding column, a water-proof ring is fixedly sleeved on the sliding groove, and the water-proof ring is in contact with the inner wall of the valve body.

Preferably, a fourth sliding groove is formed in the inner wall of the top of the first sliding groove and the inner wall of the bottom of the first sliding groove, a sliding block is arranged in the fourth sliding groove in a sliding mode, and one side, close to each other, of the two sliding blocks extends to the outside of the fourth sliding groove and is fixedly connected with the second sliding column.

Preferably, the valve body is provided with a mounting hole, and a transparent glass cover is fixedly mounted in the mounting hole.

Preferably, a triangular display mark is recorded on the first sliding column, a numerical value is recorded on the surface of the valve body, the stiffness coefficient range of the spring is 10N/m to 70N/m, and the model of the pressure gauge body is Y-100 BF.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a first through hole through a pressure gauge body, a threaded joint, a measuring head, when in use, the measuring head is inserted into an object to be measured in pressure, air pressure or hydraulic pressure enters the threaded joint through the first through hole and then enters the pressure gauge body through the threaded joint, and the pressure measurement work of the air pressure or the hydraulic pressure is completed through the pressure gauge body;

when the pressure gauge is used, air pressure or hydraulic pressure enters the valve body through the first through hole and the second through hole, the first sliding column starts to be extruded when the air pressure or the hydraulic pressure enters the groove in the valve body through the second through hole, the extruded first sliding column starts to slide in the valve body and drives the positioning rod to extrude the spring, and as the pressure borne by the first sliding column increases, the triangular display mark on the first sliding column is displayed in the display range of the transparent glass cover and is matched with the numerical value on the surface of the valve body to measure the pressure value, so that the pressure measurement work of the pressure gauge body is completed;

the utility model discloses the installation is simple, and the practicality is strong, and when the pressure-bearing of manometer exceeded the upper limit, can roughly calculate the pressure-bearing of manometer to the erroneous judgement to pressure measurement numerical value has been avoided to a certain extent.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic top sectional view of the present invention.

In the figure: 1. a pressure gauge body; 2. a threaded joint; 3. a measuring head; 4. a first through hole; 5. a second through hole; 6. a valve body; 7. a first traveler; 8. a first chute; 9. positioning a rod; 10. a second chute; 11. a second strut; 12. a third chute; 13. a slide bar; 14. a spring.

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.

Referring to fig. 1 to fig. 3, the present invention provides a technical solution: the pressure state simple judging device of the pressure gauge comprises a pressure gauge body 1, a threaded joint 2 is fixedly installed at the bottom of the pressure gauge body 1, a measuring head 3 is sleeved on the threaded joint 2, a first through hole 4 is formed in the measuring head 3, the first through hole 4 is communicated with the pressure gauge body 1 through a connector 2, a second through hole 5 is formed in one side inner wall of the first through hole 4, a valve body 6 is fixedly installed at one side of the measuring head 3, a first sliding column 7 is installed in the valve body 6 in a sliding mode, a first sliding chute 8 is formed in one end of the first sliding column 7, a positioning rod 9 is fixedly installed on one side inner wall of the first sliding chute 8, a second sliding chute 10 is formed in one end of the positioning rod 9, a second sliding column 11 is installed in the first sliding chute 8 in a sliding mode, one end of the second sliding column 11 extends out of the first sliding chute 8 and is fixedly connected with one side inner, a sliding rod 13 is fixedly mounted on the inner wall of one side of the third sliding chute 12, one end of the positioning rod 9 extends into the third sliding chute 12 and is in sliding connection with the third sliding chute 12, one end of the sliding rod 13 extends into the second sliding chute 10 and is in sliding connection with the second sliding chute 10, a spring 14 is sleeved on the sliding rod 13 in a sliding manner, one end of the spring 14 is fixedly connected with the inner wall of one side of the third sliding chute 12, and the other end of the spring 14 is fixedly connected with one end of the positioning rod 9;

one end of the first sliding column 7 is provided with a groove, the second through hole 5 is communicated with the groove, the first sliding column 7 is provided with a ring groove, the sliding groove is fixedly sleeved with a water-proof ring which is contacted with the inner wall of the valve body 6, the top inner wall and the bottom inner wall of the first sliding groove 8 are respectively provided with a fourth sliding groove, a sliding block is arranged in the fourth sliding groove in a sliding way, one side, close to each other, of the two sliding blocks extends to the outside of the fourth sliding groove and is fixedly connected with the second sliding column 11, the valve body 6 is provided with a mounting hole, a transparent glass cover is fixedly arranged in the mounting hole, a triangular display mark is recorded on the first sliding column 7, the surface of the valve body 6 is recorded with numerical values, the stiffness coefficient range of the spring 14 is 10N/m to 70N/m, the model number of the pressure gauge body 1 is Y-100BF, and the pressure gauge body 1, when the pressure measuring device is used, the measuring head 3 is inserted into an object to be measured, air pressure or hydraulic pressure enters the threaded connector 2 through the first through hole 4 and then enters the pressure gauge body 1 through the threaded connector 2, the pressure measuring work of the air pressure or the hydraulic pressure is completed through the pressure gauge body 1, the air pressure or the hydraulic pressure enters the valve body 6 through the first through hole 4 and the second through hole 5 and is matched with the spring 14, when the pressure measuring device is used, the air pressure or the hydraulic pressure enters the valve body 6 through the first through hole 4 and the second through hole 5, when the air pressure or the hydraulic pressure enters the groove in the valve body 6 through the second through hole 5, the first sliding column 7 is extruded, the extruded first sliding column 7 starts to slide in the valve body 6 and drives the positioning rod 9 to extrude the spring 14, and as the pressure borne by the first sliding column 7 increases, the triangular display mark on the first sliding column 7 appears in the display range of the transparent glass cover, and cooperate with the numerical value on 6 surfaces of valve body and measure the pressure value to accomplished the pressure measurement work to manometer body 1, the utility model discloses the installation is simple, and the practicality is strong, and when the pressure-bearing of manometer exceeded the upper limit, can roughly calculate the pressure-bearing of manometer, thereby avoided the erroneous judgement to pressure measurement numerical value to a certain extent.

The working principle is as follows: when the pressure measuring device is used, the measuring head 3 is fixedly connected with the threaded connector 2 under the action of threads, then the measuring head 3 is inserted into an object to be measured, during testing, air pressure or hydraulic pressure enters the pressure gauge body 1 and the valve body 6 through the first through hole 4 and the second through hole 5 respectively, when the air pressure or the hydraulic pressure enters the pressure gauge body 1, the pressure measurement work on the air pressure or the hydraulic pressure is completed through the pressure gauge body 1, meanwhile, when the air pressure or the hydraulic pressure enters the groove in the valve body 6 through the second through hole 5, the first sliding column 7 starts to be extruded, the extruded first sliding column 7 starts to slide in the valve body 6 and drives the positioning rod 9 to extrude the spring 14, as the pressure borne by the first sliding column 7 increases, the triangular display on the first sliding column 7 is marked in the display range of the transparent glass cover and is matched with the numerical value on the surface of the valve body 6 to measure the pressure value, thereby completing the pressure measurement work of the pressure gauge body 1.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism and the control system of the device are not completely described, and those skilled in the art can clearly know the specifics of the power mechanism and the control system thereof on the premise that those skilled in the art understand the principle of the present invention.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Manometer pressure state simply judges device, including manometer body (1), its characterized in that: the bottom of the pressure gauge body (1) is fixedly provided with a threaded connector (2), a measuring head (3) is sleeved on the threaded connector (2), a first through hole (4) is formed in the measuring head (3), the first through hole (4) is communicated with the pressure gauge body (1) through the threaded connector (2), a second through hole (5) is formed in the inner wall of one side of the first through hole (4), a valve body (6) is fixedly arranged on one side of the measuring head (3), a first sliding column (7) is arranged in the valve body (6) in a sliding mode, a first sliding chute (8) is formed in one end of the first sliding column (7), a positioning rod (9) is fixedly arranged on the inner wall of one side of the first sliding chute (8), a second sliding chute (10) is formed in one end of the positioning rod (9), a second sliding column (11) is arranged in the first sliding chute (8), one end of second traveller (11) extends to first spout (8) outer and with one side inner wall fixed connection of valve body (6), third spout (12) have been seted up to the one end of second traveller (11), fixed mounting has slide bar (13) on the one side inner wall of third spout (12), the one end of locating lever (9) extend to in third spout (12) and with third spout (12) sliding connection, the one end of slide bar (13) extend to in second spout (10) and with second spout (10) sliding connection, sliding sleeve is equipped with spring (14) on slide bar (13), the one end of spring (14) and one side inner wall fixed connection of third spout (12), the other end of spring (14) and the one end fixed connection of locating lever (9).

2. The pressure gauge pressure state simple determination device according to claim 1, characterized in that: one end of the first sliding column (7) is provided with a groove, and the second through hole (5) is communicated with the groove.

3. The pressure gauge pressure state simple determination device according to claim 1, characterized in that: the first sliding column (7) is provided with an annular groove, the sliding groove is fixedly sleeved with a water-proof ring, and the water-proof ring is in contact with the inner wall of the valve body (6).

4. The pressure gauge pressure state simple determination device according to claim 1, characterized in that: the fourth spout has all been seted up on the top inner wall of first spout (8) and the bottom inner wall, slidable mounting has the slider in the fourth spout, and one side that two sliders are close to each other all extends outside the fourth spout and with second traveller (11) fixed connection.

5. The pressure gauge pressure state simple determination device according to claim 1, characterized in that: the valve body (6) is provided with a mounting hole, and a transparent glass cover is fixedly mounted in the mounting hole.

6. The pressure gauge pressure state simple determination device according to claim 1, characterized in that: a triangular display mark is recorded on the first sliding column (7), a numerical value is recorded on the surface of the valve body (6), the stiffness coefficient range of the spring (14) is 10N/m to 70N/m, and the type of the pressure gauge body (1) is Y-100 BF.