CN212275144U - Stainless steel shock-proof flange type diaphragm pressure gauge - Google Patents

Abstract

The utility model discloses a stainless steel shock-proof flange formula diaphragm pressure gauge belongs to diaphragm pressure gauge technical field. The stainless steel shock-resistant flange type diaphragm pressure gauge comprises a gauge body, a pressure-measuring pipe and a pressure-measuring pipe, wherein the pressure-measuring pipe is connected with the pressure-measuring pipe through a flange piece, a bolt is connected to the flange piece in a threaded manner, one end, close to the flange piece, of the pressure-measuring pipe is connected with a first sliding plate in a sliding manner, a diaphragm body is arranged in the pressure-measuring pipe, and one end, far away from the flange piece, of the pressure-measuring pipe is fixedly connected with a first connector; the utility model discloses, through all can the split between connecting pipe, pressure-measuring pipe, the table body, can replace alone when one of them takes place to damage, reduced use cost, pressure medium and the diaphragm body direct contact are avoided in setting up of first slide, prevent that pressure medium's impact force from leading to the fact the injury to the diaphragm body, the setting of second slide has increased with the area of contact of the diaphragm body, has increased the accurate nature of reflection diaphragm body deformation degree, and then has guaranteed the accuracy of pressure measurement.

Description

Stainless steel shock-proof flange type diaphragm pressure gauge

Technical Field

The utility model relates to a diaphragm pressure gauge technical field especially relates to stainless steel shock-proof flange formula diaphragm pressure gauge.

Background

The diaphragm pressure gauge is used for measuring the medium pressure of strong corrosion, high temperature, high viscosity, easy crystallization, easy solidification and solid suspended matters, and the occasions where the measured medium is required to be prevented from directly entering a general pressure instrument and precipitates are prevented from accumulating and are easy to clean, a system diaphragm gauge consisting of a diaphragm isolator and the general pressure instrument is required to be adopted, and the stainless steel diaphragm pressure gauge is mainly used for measuring the pressure of a fluid medium in the production process of industrial departments such as petrochemical industry, alkali making, chemical fiber, dyeing, pharmacy, food, cooling and the like.

Current stainless steel shock-resistant flange formula diaphragm pressure gauge is mostly the disassembly of being not convenient for of integrated into one piece, and one of them part takes place the harm and just needs whole replacement, has increased use cost, pressure medium and diaphragm body direct contact, and the diaphragm body takes place to damage easily under the effect of impact force.

Disclosure of Invention

The utility model aims at solving prior art pressure gauge and mostly being integrated into one piece, one of them part takes place the harm and just needs whole replacement, has increased use cost, pressure medium and diaphragm body direct contact, and the diaphragm body takes place the problem of damage easily under the effect of the impulsive force, and the stainless steel shock-resistant flange formula diaphragm pressure gauge that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the stainless steel shock-resistant flange type diaphragm pressure gauge comprises a gauge body, a pressure guide pipe and a pressure measuring pipe, wherein the pressure guide pipe is connected with the pressure measuring pipe through a flange piece, a bolt is connected to the flange piece in a threaded manner, one end, close to the flange piece, of the pressure measuring pipe is connected with a first sliding plate in a sliding manner, a diaphragm body is arranged in the pressure measuring pipe, one end, far away from the flange piece, of the pressure measuring pipe is fixedly connected with a first joint, a second joint is fixedly connected to the gauge body, the pressure measuring pipe is detachably connected with the gauge body through the first joint and the second joint, a second sliding plate is connected in the first joint in a sliding manner, one end, far away from the diaphragm body, of the second sliding plate is fixedly connected with a transmission rod, one end, far away from the second sliding plate, of the transmission rod is connected with a gear transmission mechanism in, the dial plate is fixedly connected in the dial body, and scales are arranged on the dial plate.

Preferably, the flange piece is provided with a sealing rubber pad.

Preferably, the first joint is internally and fixedly connected with a limiting plate.

Preferably, a transparent plate is fixedly connected to the watch body.

Preferably, one end of the diaphragm body, which is far away from the flange part, is provided with a corrugated membrane.

Compared with the prior art, the utility model provides a stainless steel shock-proof flange formula diaphragm pressure gauge possesses following beneficial effect:

1. this stainless steel shock-resistant flange formula diaphragm pressure gauge, aim at the scale on the dial plate through the pointer and read real-time pressure value, the split connecting pipe and the pressure-measuring pipe of being convenient for of setting up of flange spare, first joint, the split table body and the pressure-measuring pipe of being convenient for of setting up of second joint, through the connecting pipe, the pressure-measuring pipe, all can the split between the table body, take place to damage when one of them and can carry out the replacement alone, use cost is reduced, pressure medium and diaphragm body direct contact are avoided in the setting of first slide, prevent that pressure medium's impact force from leading to the fact the injury to the diaphragm body, the setting of second slide has increased the area of contact with the diaphragm body, the accurate nature of reflection diaphragm body deformation degree has been increased, and then guarantee the accuracy of pressure measurement, gear drive's setting is convenient for enlarge the displacement.

2. This stainless steel shock-proof flange formula diaphragm pressure gauge has increased the gas tightness of flange spare seam crossing through the setting of sealing rubber pad.

3. This stainless steel shock-resistant flange formula diaphragm pressure gauge is convenient for block the second slide through the setting of limiting plate, and then avoids the diaphragm body to take place the deformation of big degree, breaks even.

4. This stainless steel shock-resistant flange formula diaphragm pressure gauge is convenient for prevent foreign matter pollution dial plate through the setting of transparent plate, influences the reading.

5. This stainless steel shock-resistant flange formula diaphragm pressure gauge has increased the deformation volume of diaphragm body through the setting of ripple membrane, is convenient for reflect the displacement change of first slide.

The device does not relate to the part all the same with prior art or can adopt prior art to realize, the utility model discloses, through all can the split between connecting pipe, pressure-measuring pipe, the table body, take place to damage when one of them and can carry out independent replacement, reduced use cost, pressure medium and the diaphragm body direct contact are avoided in the setting of first slide, prevent that pressure medium's impact force from causing the injury to the diaphragm body, the setting of second slide has increased the area of contact with the diaphragm body, has increased the accurate nature of reflection diaphragm body deformation degree, and then has guaranteed the accuracy of pressure measurement.

Drawings

Fig. 1 is a schematic structural view of a stainless steel shock-proof flange diaphragm pressure gauge of the present invention;

fig. 2 is a side view of the stainless steel shock-proof flange diaphragm pressure gauge of the present invention;

fig. 3 is the front view of the stainless steel shock-proof flange diaphragm pressure gauge of the present invention.

In the figure: 1. a watch body; 2. a pressure guide pipe; 3. a piezometric tube; 4. a flange member; 5. a bolt; 6. a first slide plate; 7. a diaphragm body; 8. a second slide plate; 9. a transmission rod; 10. a gear transmission mechanism; 11. a rotating shaft; 12. a pointer; 13. a dial plate; 14. a second joint; 15. a first joint.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-3, the stainless steel shock-proof flange type diaphragm pressure gauge comprises a gauge body 1, a pressure pipe 2 and a pressure measuring pipe 3, wherein the pressure pipe 2 is connected with the pressure measuring pipe 3 through a flange 4, a bolt 5 is connected with the flange 4 in a threaded manner, a first sliding plate 6 is connected with one end of the pressure measuring pipe 3 close to the flange 4 in a sliding manner, a diaphragm body 7 is arranged in the pressure measuring pipe 3, a first joint 15 is fixedly connected with one end of the pressure measuring pipe 3 far away from the flange 4, a second joint 14 is fixedly connected with the gauge body 1, the pressure measuring pipe 3 is detachably connected with the gauge body 1 through the first joint 15 and the second joint 14, a second sliding plate 8 is connected in the first joint 15 in a sliding manner, a transmission rod 9 is fixedly connected with one end of the second sliding plate 8 far away from the diaphragm body 7, a gear transmission mechanism 10 is connected with one end of the transmission rod 9 far away from, the gear transmission mechanism 10 is rotatably connected with a rotating shaft 11, the rotating shaft 11 is fixedly connected with a pointer 12, a dial plate 13 is fixedly connected in the watch body 1, and scales are arranged on the dial plate 13.

A worker fixedly connects a pressure guide pipe 2 with equipment to be tested, the pressure guide pipe 2 is connected with a pressure measuring pipe 3 through a flange piece 4, the flange piece 4 is locked through a bolt 5, a meter body 1 is connected with the pressure measuring pipe 3 through a first joint 15 and a second joint 14, the specific connection mode of the first joint 15 and the second joint 14 is preferably threaded connection, a pressure medium in the equipment to be tested enters the pressure measuring pipe 3 through the pressure guide pipe 2, a first sliding plate 6 is pushed, the first sliding plate 6 extrudes a diaphragm body 7, one end, far away from the first sliding plate 6, of the diaphragm body 7 expands due to extrusion, and then the second sliding plate 8 is pushed, the second sliding plate 8 drives a transmission rod 9 to move, the moving distance of the transmission rod 9 is amplified and changed through a gear transmission mechanism 10, so that the gear transmission mechanism 10 drives a rotating shaft 11 to rotate, and what needs to be explained is that the specific working principle of the gear transmission mechanism 10 is, without being described in detail, the pointer 12 is driven to rotate, the real-time pressure value is read by aligning the pointer 12 with the scale on the dial plate 13, the flange piece 4 is arranged to facilitate the disassembly of the pressure pipe 2 and the pressure measuring pipe 3, the first joint 15 and the second joint 14 are arranged to facilitate the disassembly of the meter body 1 and the pressure measuring pipe 3, the pressure pipe 2, the pressure measuring pipe 3 and the meter body 1 can be disassembled, when one of the two is damaged, the single replacement can be carried out, the use cost is reduced, the first sliding plate 6 is arranged to avoid the direct contact between the pressure medium and the diaphragm body 7 and prevent the impact force of the pressure medium from damaging the diaphragm body 7, the second sliding plate 8 is arranged to increase the contact area with the diaphragm body 7 and increase the accuracy of reflecting the deformation degree of the diaphragm body 7, and further the accuracy of pressure measurement is ensured, and the arrangement of the gear transmission mechanism 10 is convenient for amplifying the moving distance of the second sliding plate 8.

Example 2:

referring to fig. 1-3, the stainless steel shock-proof flange diaphragm pressure gauge is substantially the same as that of embodiment 1, and further, a sealing rubber gasket is arranged on the flange member 4, and the arrangement of the sealing rubber gasket increases the air tightness of the joint of the flange member 4.

Example 3:

referring to fig. 1-3, the stainless steel shock-resistant flange diaphragm pressure gauge is substantially the same as that in embodiment 1, and further, the first joint 15 is fixedly connected with a limiting plate, and the limiting plate is arranged to facilitate blocking the second sliding plate 8, thereby preventing the diaphragm body 7 from deforming to a large extent or even breaking.

Example 4:

referring to fig. 1-3, the stainless steel shock-proof flange diaphragm pressure gauge is substantially the same as that of embodiment 1, and further, a transparent plate is fixedly connected to the gauge body 1, and the transparent plate is disposed to prevent foreign matters from contaminating the dial 13 and affecting the reading.

Example 5:

referring to fig. 1-3, the stainless steel shock-resistant flange diaphragm pressure gauge is substantially the same as that in embodiment 1, and further, a corrugated membrane is disposed at an end of the diaphragm body 7 away from the flange 4, and the corrugated membrane increases the deformation amount of the diaphragm body 7, so as to reflect the displacement change of the first sliding plate 6.

The utility model discloses in, through connecting pipe 2, pressure-measuring pipe 3, all can the split between the table body 1, take place to damage when one of them and can carry out the replacement alone, use cost has been reduced, pressure medium and the diaphragm body 7 direct contact are avoided in setting up of first slide 6, prevent that pressure medium's impact force from leading to the fact the injury to diaphragm body 7, second slide 8 set up increased with diaphragm body 7 area of contact, increased the accurate nature of reflecting diaphragm body 7 deformation degree, and then guarantee the accuracy of pressure measurement.

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 (5)

1. The stainless steel shock-resistant flange type diaphragm pressure gauge comprises a gauge body (1), a pressure guide pipe (2) and a pressure measuring pipe (3), and is characterized in that the pressure guide pipe (2) is connected with the pressure measuring pipe (3) through a flange piece (4), a bolt (5) is in threaded connection with the flange piece (4), one end, close to the flange piece (4), of the pressure measuring pipe (3) is in sliding connection with a first sliding plate (6), a diaphragm body (7) is arranged in the pressure measuring pipe (3), one end, far away from the flange piece (4), of the pressure measuring pipe (3) is fixedly connected with a first joint (15), a second joint (14) is fixedly connected with the gauge body (1), the pressure measuring pipe (3) is detachably connected with the gauge body (1) through the first joint (15) and the second joint (14), a second sliding plate (8) is in sliding connection with the first joint (15), and one end, far away from the flange piece (7), of the second sliding plate (8) is fixedly connected with a transmission rod (, one end sliding connection who keeps away from second slide (8) of transfer line (9) has gear drive mechanism (10), gear drive mechanism (10) fixed connection is in table body (1), gear drive mechanism (10) go up the swivelling joint have pivot (11), fixedly connected with pointer (12) on pivot (11), fixedly connected with dial plate (13) in table body (1), be equipped with the scale on dial plate (13).

2. The stainless steel shock-resistant flange diaphragm pressure gauge according to claim 1, wherein the flange member (4) is provided with a sealing rubber pad.

3. The stainless steel shock-resistant flange diaphragm pressure gauge according to claim 2, wherein a limiting plate is fixedly connected in the first joint (15).

4. The stainless steel shock-resistant flange diaphragm pressure gauge according to claim 2, characterized in that a transparent plate is fixedly connected to the gauge body (1).

5. The stainless steel shock-resistant flange diaphragm pressure gauge according to claim 4, characterized in that the end of the diaphragm body (7) remote from the flange member (4) is provided with a corrugated membrane.

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