Pressure measuring device for high-pressure air inlet chamber

Abstract

The utility model relates to the technical field of high-pressure air inlet chamber pressure measurement, and discloses a pressure measuring device for a high-pressure air inlet chamber, which comprises a connecting unit and a pressure measuring mechanism, the pressure measuring mechanism is movably connected to the top of the connecting unit, the pressure measuring mechanism comprises an identification unit and a pressed unit, the identification unit is fixedly connected to the top of the connecting unit, and the pressed unit is fixedly connected to the top of the connecting unit. The pressed unit is movably connected to the top of the connecting unit. According to the pressure measuring device for the high-pressure air inlet chamber, the movable bolt column is arranged to be matched with damping rubber on the surface, so that when the device is subjected to high pressure, the bolt column is pressed to move upwards, and the device can touch a spring switch to trigger an alarm to give an alarm to remind surrounding workers; and by arranging a graduated scale and an observation window, a worker can conveniently observe the pressure intensity, and under the overpressure condition, the sealing plate can exceed the pressure relief opening for pressure relief, so that the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure measurement of a high-pressure air intake chamber, in particular to a pressure measurement device for a high-pressure air intake chamber. Background Art

[0002] A high-pressure air inlet chamber refers to a specific area or device in some equipment or systems that is used to supply high-pressure gas. It is usually used to guide high-pressure gas to equipment or processes that require high-pressure gas. In some industrial production processes, high-pressure gas is required for various operations, such as spraying, cleaning, extrusion, etc. The high-pressure air inlet chamber can guide high-pressure gas to the corresponding equipment or process to meet production needs.

[0003] However, the existing technology still has the following shortcomings: the high-pressure air inlet chamber has important applications in various fields. It can provide high-pressure gas supply to meet the needs of equipment or processes for high-pressure gas. When in use, it is necessary to use a pressure measuring device to monitor the internal pressure to prevent overpressure. However, the existing pressure measuring device cannot promptly remind the staff of overpressure when overpressure occurs. Utility Model Content

[0004] The purpose of the utility model is to provide a pressure measuring device for a high-pressure air intake chamber to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a pressure measuring device for a high-pressure air intake chamber, comprising a connecting unit and a pressure measuring mechanism, wherein the pressure measuring mechanism is movably connected to the top of the connecting unit.

[0006] The pressure measuring mechanism comprises an identification unit and a pressure-bearing unit, wherein the identification unit is fixedly connected to the top of the connecting unit, and the pressure-bearing unit is movably connected to the top of the connecting unit.

[0007] Preferably, the connecting unit is composed of a receiving shell, a docking tube, a connecting sealing cover, a limiting bolt, a ventilation chamber and an air port. The docking tube is fixedly connected to the left and right sides of the receiving shell, the connecting sealing cover is clamped on the surface of the docking tube, the limiting bolt is threadedly connected to the interior of the connecting sealing cover, the ventilation chamber is opened inside the receiving shell, and the air port is opened inside the ventilation chamber, which plays the main role of connecting and circulating air pressure.

[0008] Preferably, the identification unit consists of a detection tube, a pressure relief port, an observation window, an alarm and a spring switch. The detection tube is fixedly connected to the top of the receiving shell, the pressure relief port is opened on the surface of the detection tube, the observation window is fixedly connected to the surface of the detection tube, the alarm is fixedly connected to the surface of the detection tube, and the spring switch is movably connected to the inner wall of the detection tube, which plays a major role in identifying pressure.

[0009] Preferably, the pressure-bearing unit consists of a pin column, a scale, a connecting piece, a damping rubber, a counterweight block and a sealing plate. The pin column is movably connected to the inside of the detection tube, the scale is fixedly connected to the surface of the pin column, the connecting piece is fixedly connected to the bottom of the pin column, the damping rubber is fixedly connected to the surface of the connecting piece, the counterweight block is fixedly connected to the bottom of the connecting piece, and the sealing plate is fixedly connected to the bottom of the counterweight block, which plays the main role of bearing pressure.

[0010] Preferably, the spring switch is electrically connected to the alarm, so that when the latch column moves upward, the spring switch is triggered to trigger the alarm.

[0011] Preferably, the interior of the air port is an arc-shaped interface, wherein the diameter at the minimum arc is smaller than the diameter of the sealing plate, so as to improve the damping of the movement of the latch column so that the device will not be displaced under normal pressure.

[0012] Preferably, the damping rubber is made of a deformable rubber material, wherein the diameter of the damping rubber is larger than the diameter of the detection tube, so as to improve the fitting effect and achieve damping.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The pressure measuring device for the high-pressure air intake chamber is provided with a damping rubber on the mating surface of a movable latch column. When the device is subjected to high pressure, the latch column moves upward under pressure, so that the device can touch the spring switch to trigger the alarm to alarm, reminding the surrounding staff to perform pressure relief operations or change the transmission power, so as to ensure the safety of use.

[0015] 2. The pressure measuring device for the high-pressure air inlet chamber is provided with a scale and an observation window, so that the device can move up when it is subjected to pressure, which is convenient for the staff to observe the pressure intensity and facilitate subsequent operations. In addition, a pressure relief port is provided so that when the device is subjected to overpressure, the sealing plate can exceed the position of the pressure relief port to relieve pressure, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 3 This is a schematic diagram of the internal structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the latch column of the utility model.

[0020] In the figure: 1. connecting unit, 101. receiving shell, 102. docking tube, 103. connecting sealing cover, 104. limiting bolt, 105. ventilation chamber, 106. air port, 2. pressure measuring mechanism, 201. detection tube; 202. pressure relief port; 203. observation window; 204. alarm; 205. spring switch; 211. latch column; 212. scale; 213. connecting piece; 214. damping rubber; 215. counterweight; 216. sealing plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 The utility model provides the following technical solution: a pressure measuring device for a high-pressure air intake chamber, comprising a connecting unit 1 and a pressure measuring mechanism 2, wherein the pressure measuring mechanism 2 is movably connected to the top of the connecting unit 1.

[0023] The pressure measuring mechanism 2 includes an identification unit and a pressure-bearing unit. The identification unit is fixedly connected to the top of the connecting unit 1 , and the pressure-bearing unit is movably connected to the top of the connecting unit 1 .

[0024] The connecting unit 1 consists of a receiving shell 101, a docking tube 102, a connecting sealing cover 103, a limiting bolt 104, a ventilation chamber 105 and an air port 106. The docking tube 102 is fixedly connected to the left and right sides of the receiving shell 101, the connecting sealing cover 103 is clamped on the surface of the docking tube 102, the limiting bolt 104 is threadedly connected to the inside of the connecting sealing cover 103, the ventilation chamber 105 is opened in the inside of the receiving shell 101, and the air port 106 is opened in the inside of the ventilation chamber 105. The inside of the air port 106 is an arc-shaped interface, wherein the diameter at the minimum arc is smaller than the diameter of the sealing plate 216, so as to improve the damping of the movement of the latch column 211, so as to prevent the device from being displaced under normal pressure, and play the main role of connecting and circulating air pressure.

[0025] The identification unit is composed of a detection tube 201, a pressure relief port 202, an observation window 203, an alarm 204 and a spring switch 205. The detection tube 201 is fixedly connected to the top of the receiving shell 101, the pressure relief port 202 is opened on the surface of the detection tube 201, the observation window 203 is fixedly connected to the surface of the detection tube 201, the alarm 204 is fixedly connected to the surface of the detection tube 201, the spring switch 205 is movably connected to the inner wall of the detection tube 201, and the spring switch 205 is electrically connected to the alarm 204, so that when the latch column 211 moves up, the spring switch 205 is triggered to trigger the alarm 204 to alarm, which plays a major role in identifying pressure. The pressure unit is composed of the latch column 211, the scale 21 2. It consists of a connecting piece 213, a damping rubber 214, a counterweight 215 and a sealing plate 216. The pin column 211 is movably connected to the inside of the detection tube 201, the scale 212 is fixedly connected to the surface of the pin column 211, the connecting piece 213 is fixedly connected to the bottom of the pin column 211, the damping rubber 214 is fixedly connected to the surface of the connecting piece 213, the damping rubber 214 is made of deformable rubber material, wherein the diameter of the damping rubber 214 is larger than the diameter of the detection tube 201, so as to improve the fitting effect and realize damping. The counterweight 215 is fixedly connected to the bottom of the connecting piece 213, and the sealing plate 216 is fixedly connected to the bottom of the counterweight 215, which plays the main role of bearing pressure.

[0026] When in use, the device is connected to the port of the high-pressure air inlet chamber. When the air pressure is connected, it circulates through the ventilation chamber 105. When the air pressure is high, the pressure will push the sealing plate 216 and the top latch column 211 upward, causing the latch column 211 to move up and touch the spring switch 205 to trigger the alarm 204, alerting the surrounding personnel. When overpressure occurs, the latch column 211 moves up, and when the height of the sealing plate 216 exceeds the pressure relief port 202, the pressure is relieved. At the same time, the alarm 204 sounds to alert the staff to observe the upward movement through the observation window 203 to perform subsequent operations.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure measuring device for a high-pressure air intake chamber, comprising a connecting unit (1) and a pressure measuring mechanism (2), characterized in that: The pressure measuring mechanism (2) is movably connected to the top of the connecting unit (1); The pressure measuring mechanism (2) comprises an identification unit and a pressure-bearing unit, wherein the identification unit is fixedly connected to the top of the connecting unit (1), and the pressure-bearing unit is movably connected to the top of the connecting unit (1); The connection unit (1) is composed of a receiving shell (101), a butt joint tube (102), a connection sealing cover (103), a limiting bolt (104), a ventilation chamber (105) and an air port (106); the butt joint tube (102) is fixedly connected to the left and right sides of the receiving shell (101); the connection sealing cover (103) is snap-connected to the surface of the butt joint tube (102); the limiting bolt (104) is threadedly connected to the inside of the connection sealing cover (103); the ventilation chamber (105) is opened inside the receiving shell (101); and the air port (106) is opened inside the ventilation chamber (105); The identification unit is composed of a detection tube (201), a pressure relief port (202), an observation window (203), an alarm (204) and a spring switch (205); the detection tube (201) is fixedly connected to the top of the receiving shell (101); the pressure relief port (202) is opened on the surface of the detection tube (201); the observation window (203) is fixedly connected to the surface of the detection tube (201); the alarm (204) is fixedly connected to the surface of the detection tube (201); and the spring switch (205) is movably connected to the inner wall of the detection tube (201); The pressure-bearing unit is composed of a latch column (211), a scale (212), a connecting piece (213), a damping rubber (214), a counterweight (215) and a sealing plate (216); the latch column (211) is movably connected to the inside of the detection tube (201); the scale (212) is fixedly connected to the surface of the latch column (211); the connecting piece (213) is fixedly connected to the bottom of the latch column (211); the damping rubber (214) is fixedly connected to the surface of the connecting piece (213); the counterweight (215) is fixedly connected to the bottom of the connecting piece (213); and the sealing plate (216) is fixedly connected to the bottom of the counterweight (215).

2. A pressure measuring device for a high pressure air intake chamber according to claim 1, characterized in that: The spring switch (205) is electrically connected to the alarm (204).

3. A pressure measuring device for a high pressure air intake chamber according to claim 2, characterized in that: The interior of the gas port (106) is an arc-shaped interface, wherein the diameter at the minimum arc is smaller than the diameter of the sealing plate (216).

4. A pressure measuring device for a high pressure air intake chamber according to claim 3, characterized in that: The damping rubber (214) is made of a deformable rubber material, wherein the diameter of the damping rubber (214) is greater than the diameter of the detection tube (201).

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