Intelligent digital pressure gauge convenient to install

Abstract

The intelligent digital pressure gauge convenient to install comprises a three-way pipe, the left side and the right side of the three-way pipe are in threaded connection with main pipe bodies through flange plates, the interior of the main pipe body on the left side is in threaded connection with an opening and closing valve, and the top end of the three-way pipe is in threaded connection with a coil pipe through flange plates. The top end of the coil pipe is in threaded connection with a connecting pipe, the top end of the connecting pipe is in threaded connection with a pressure gauge body, and a protection mechanism is installed on the outer wall of the pressure gauge body. According to the intelligent digital pressure gauge convenient to install, through work of the protection mechanism, the pressure gauge body can be protected, the pressure gauge body is prevented from being damaged due to collision during use, the rear protection shell and the front protection shell are convenient to disassemble, through work of the anti-folding mechanism, the end of a connecting line of the pressure gauge body can be protected, and the service life of the pressure gauge body is prolonged. And when the connecting wire is bent, the connecting wire can be reset, so that the end of the connecting wire is prevented from being broken due to long-time bending.

Description

Technical Field

[0001] The utility model relates to the technical field of digital pressure gauges, in particular to an intelligent digital pressure gauge which is easy to install. Background Art

[0002] A pressure gauge refers to an instrument that uses an elastic element as a sensitive element to measure and indicate pressure higher than the ambient pressure. It is widely used in almost all industrial processes and scientific research fields, and can be seen everywhere in thermal pipelines, oil and gas transmission, water and gas supply systems, vehicle repair and maintenance shops, etc. The digital pressure gauge combines the world's leading microprocessing technology and advanced analog-to-digital conversion algorithms to achieve high precision and low power consumption. A smart digital pressure gauge that is easy to install is disclosed in a Chinese patent, with application number 202020813380.1. It is easy to quickly replace a damaged digital pressure gauge without causing gas leakage and without stopping the working equipment. It is simple and practical. However, the above device still has some shortcomings when used. Due to the lack of protection for the pressure gauge, the pressure gauge body is easily damaged when it is bumped, and when using the pressure gauge body with a connecting wire, the end of the connecting wire is easily bent, which can easily cause the connecting wire to break at the bend. Utility Model Content

[0003] The purpose of the utility model is to provide an intelligent digital pressure gauge which is easy to install, so as to solve the problems raised in the above-mentioned background technology that the pressure gauge body is easily damaged when it is bumped due to lack of protection for the pressure gauge, and when the pressure gauge body with a connecting line is used, the end of the connecting line is easily bent, which easily leads to breakage at the bending part of the connecting line.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an intelligent digital pressure gauge that is easy to install, comprising a three-way pipe, a main pipe body, an on-off valve, a coil, a connecting pipe and a pressure gauge body, the left and right sides of the three-way pipe are threadedly connected with the main pipe body through a flange, the inner thread of the main pipe body on the left side is connected with the on-off valve, the top of the three-way pipe is threadedly connected with the coil through a flange, the top of the coil is threadedly connected with the connecting pipe, the top of the connecting pipe is threadedly connected with the pressure gauge body, and the outer wall of the pressure gauge body is installed with a protective mechanism;

[0005] The protection mechanism includes a rear protective shell, the front end of the rear protective shell is buckled with the front protective shell, the bottom ends of the outer walls of the rear protective shell and the front protective shell are slidably connected with a sleeve, the bottom end of the sleeve is fixedly connected with a slide plate, the outer side of the bottom end of the slide plate is fixedly connected to a first spring, the center of the bottom end of the slide plate is fixedly connected to a sliding tube, the bottom end of the first spring is fixedly connected to a top plate, the rear protective shell and the front protective shell are buckled on the outer wall of the pressure gauge body, the slide plate and the sliding tube are both slidably connected to the top end of the outer wall of the connecting tube, and the top plate is fixedly connected to the bottom end of the outer wall of the connecting tube.

[0006] Preferably, an observation window is provided on the front surface of the front protective shell, and a transparent glass guard plate is processed at the inner front end of the observation window.

[0007] Preferably, a slot and a block are respectively provided at the front end of the outer wall of the rear protective shell and the rear end of the outer wall of the front protective shell, and the front protective shell is connected to the inside of the slot of the rear protective shell via the block.

[0008] Preferably, through holes are provided at the right bottom ends of the rear protective shell and the front protective shell.

[0009] Preferably, an anti-bending mechanism is installed at the right bottom end of the protective mechanism, and the anti-bending mechanism includes an axle seat, the right side of the axle seat is rotatably connected to a plug rod, the right side of the outer wall of the plug rod is slidably connected to a groove tube, the left side of the outer wall of the plug rod is sleeved with a second spring, the right side of the groove tube is rotatably connected to an adapter, the right side of the adapter is fixedly connected to a buckle plate, the axle seat is fixedly connected to the right bottom end of the outer wall of the front protective shell, and the right side of the second spring is fixedly connected to the left side of the groove tube.

[0010] Preferably, a torsion spring is processed at the connection between the shaft seat and the insertion rod.

[0011] Preferably, a baffle is fixedly connected to the left side of the outer wall of the insertion rod, and the left side of the second spring is fixedly connected to the right side of the baffle.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the intelligent digital pressure gauge which is easy to install can protect the pressure gauge body through the work of the protection mechanism to prevent the pressure gauge body from being damaged due to bumps during use; the rear protective shell and the front protective shell can be easily disassembled through the cooperation of the sleeve, the slide plate and the first spring; the end of the connecting line of the pressure gauge body can be protected through the work of the anti-bending mechanism, and the connecting line can be reset when it is bent to prevent the end of the connecting line from being broken due to long-term bending. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the connection structure between the middle connecting pipe and the pressure gauge body;

[0015] Figure 3 for Figure 1 Schematic diagram of the connection structure of the middle protection mechanism;

[0016] Figure 4 for Figure 3 A schematic diagram of a front cross-sectional connection structure;

[0017] Figure 5 for Figure 4 Schematic diagram of the enlarged connection structure at A in the middle.

[0018] In the figure: 1. three-way pipe, 2. main pipe body, 3. opening and closing valve, 4. coil, 5. connecting pipe, 6. pressure gauge body, 7. protection mechanism, 701. rear protection shell, 702. front protection shell, 703. sleeve, 704. slide plate, 705. first spring, 706. slide pipe, 707. top plate, 8. anti-bending mechanism, 801. shaft seat, 802. plug rod, 803. groove pipe, 804. second spring, 805. adapter, 806. buckle plate. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-5 The utility model provides a technical solution: an intelligent digital pressure gauge that is easy to install:

[0021] Embodiment 1:

[0022] It includes a tee pipe 1, a main pipe body 2, an on-off valve 3, a coil 4, a connecting pipe 5 and a pressure gauge body 6. The left and right sides of the tee pipe 1 are threadedly connected with the main pipe body 2 through a flange. The main pipe body 2 is used to fix the tee pipe 1. The internal thread of the left main pipe body 2 is connected with the on-off valve 3. The on-off valve 3 is used to control the opening and closing of the main pipe body 2. The top of the tee pipe 1 is threadedly connected with the coil 4 through a flange. The coil 4 is used to connect the connecting pipe 5. The top of the coil 4 is threadedly connected with the connecting pipe 5. The connecting pipe 5 is used to connect the pressure gauge body 6 with the coil 4. The connecting pipe 5 The top thread is connected with a pressure gauge body 6, which is used to display the pressure in the pipeline. It is worth noting that the pressure gauge body 6 mentioned in this embodiment has a matching power supply and a control switch which can also be provided by the manufacturer. In addition, the circuits, electronic components and modules involved in the utility model are all prior art, and those skilled in the art can fully implement them. It is needless to say that the content protected by the utility model does not involve improvements to the internal structure and method. The outer wall of the pressure gauge body 6 is installed with a protection mechanism 7, which is used to protect the pressure gauge body 6;

[0023] The protection mechanism 7 includes a rear protective shell 701, the front end of the rear protective shell 701 is buckled with the front protective shell 702, the rear protective shell 701 and the front protective shell 702 are used to protect the pressure gauge body 6, the bottom ends of the outer walls of the rear protective shell 701 and the front protective shell 702 are slidably connected with a sleeve 703, the sleeve 703 is used to clamp the bottom ends of the outer walls of the rear protective shell 701 and the front protective shell 702, the bottom end of the sleeve 703 is fixedly connected with a slide plate 704, the slide plate 704 is used to drive the sleeve 703 to move, the outside of the bottom end of the slide plate 704 is fixedly connected with a first spring 705, the first spring 705 is used to support the slide plate 704, the bottom center of the slide plate 704 is fixedly connected with a slide tube 706, the slide tube 706 is used to limit the movement trajectory of the slide plate 704, the bottom end of the first spring 705 is fixedly connected with The top plate 707 is used to fix the bottom end of the first spring 705. The rear protective shell 701 and the front protective shell 702 are buckled on the outer wall of the pressure gauge body 6. The slide plate 704 and the sliding tube 706 are both slidably connected to the top end of the outer wall of the connecting tube 5. The top plate 707 is fixedly connected to the bottom end of the outer wall of the connecting tube 5. An observation window is provided on the front surface of the front protective shell 702, and a transparent glass guard plate is processed on the inner front end of the observation window. A slot and a block are respectively provided on the front end of the outer wall of the rear protective shell 701 and the rear end of the outer wall of the front protective shell 702. The front protective shell 702 is clamped in the slot of the rear protective shell 701 through the block. A through hole is provided at the bottom right end of the rear protective shell 701 and the front protective shell 702, and the connecting line of the pressure gauge body 6 extends to the outer wall of the rear protective shell 701 and the front protective shell 702 through the through hole.

[0024] By setting up the protection mechanism 7, the pressure gauge body 6 can be protected to prevent the pressure gauge body 6 from being damaged by bumps. By setting up the sleeve 703, the slide plate 704 and the first spring 705, the rear protective shell 701 and the front protective shell 702 can be easily disassembled.

[0025] Embodiment 2:

[0026] On the basis of the first embodiment, an anti-bending mechanism 8 is installed at the bottom right end of the protection mechanism 7, and the anti-bending mechanism 8 includes an axle seat 801, and the right side of the axle seat 801 is rotatably connected with an insertion rod 802, and the insertion rod 802 can slide on the inner wall of the groove tube 803, and the outer wall of the insertion rod 802 is slidably connected to the groove tube 803 on the right side, and the groove tube 803 is used to support the adapter 805, and the outer wall of the insertion rod 802 is sleeved with a second spring 804 on the left side, and the second spring 804 is used to reset the groove tube 803, and the right side of the groove tube 803 is rotatably connected with an adapter 805, and the adapter 805 is used to support the buckle plate 806. A buckle plate 806 is fixedly connected to the right side of the joint 805, and the buckle plate 806 can be buckled on the outer wall of the connecting line of the pressure gauge body 6. The shaft seat 801 is fixedly connected to the bottom end of the right side of the outer wall of the front protective shell 702, and the shaft seat 801 is used to support the insertion rod 802. The right side of the second spring 804 is fixedly connected to the left side of the groove tube 803. A torsion spring is processed at the connection between the shaft seat 801 and the insertion rod 802. The torsion spring is used to support the insertion rod 802. A baffle is fixedly connected to the left side of the outer wall of the insertion rod 802, and the left side of the second spring 804 is fixedly connected to the right side of the baffle, and the baffle is used to fix the left side of the second spring 804.

[0027] By providing the anti-bending mechanism 8, the connecting line at the right bottom end of the pressure gauge body 6 can be protected, the outer wall of the connecting line can be supported, and the connecting line can be reset when it is bent.

[0028] The detailed connection means are well-known in the art. The following mainly introduces the working principle and process. The specific work is as follows.

[0029] When the easy-to-install smart digital pressure gauge is installed and used, the user first connects the three-way pipe 1 to the outer wall of the main pipe body 2 through the three-way pipe 1, and the coil 4 can be connected to the inside of the main pipe body 2, so that the coil 4 can be connected to the main pipe body 2, so that the pressure gauge body 6 can display the pressure in the main pipe body 2. After installing the pressure gauge body 6, the user presses the slide plate 704 in the protection mechanism 7 downward, and drives the sleeve 703 to move downward through the slide plate 704. Then the user snaps the rear protective shell 701 onto the back of the pressure gauge body 6, and then the user snaps the front protective shell 702 onto the front surface of the pressure gauge body 6. Through the cooperation of the card groove processed inside the rear protective shell 701 and the card block on the back of the front protective shell 702, the rear protective shell 701 can be The protective shell 701 and the front protective shell 702 are snapped onto the outer wall of the pressure gauge body 6, and then the user releases the hand pressing the slide plate 704. The slide plate 704 can be reset through the operation of the first spring 705, so that the sleeve 703 is sleeved onto the bottom end of the outer wall of the rear protective shell 701 and the front protective shell 702. When the pressure gauge body 6 is snapped into the interior of the protective mechanism 7, the connecting line of the pressure gauge body 6 will extend to the outer wall of the protective mechanism 7 through the through hole. Then the user snaps the buckle plate 806 onto the outer wall of the connecting line. When the end of the connecting line is bent, the slot rod 803 can be squeezed through the operation of the second spring 804, so that the bending part of the connecting line can be reset to avoid the connecting line from breaking at the bending part due to long-term bending.

[0030] Although 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. An intelligent digital pressure gauge that is easy to install, comprising a three-way pipe (1), a main pipe body (2), an on-off valve (3), a coil (4), a connecting pipe (5) and a pressure gauge body (6), wherein the left and right sides of the three-way pipe (1) are threadedly connected to the main pipe body (2) via a flange, the inner part of the main pipe body (2) on the left side is threadedly connected to the on-off valve (3), the top end of the three-way pipe (1) is threadedly connected to the coil (4) via a flange, the top end of the coil (4) is threadedly connected to the connecting pipe (5), and the top end of the connecting pipe (5) is threadedly connected to the pressure gauge body (6), characterized in that: The outer wall of the pressure gauge body (6) is provided with a protection mechanism (7); The protection mechanism (7) comprises a rear protection shell (701), the front end of the rear protection shell (701) is buckled with the front protection shell (702), the bottom ends of the outer walls of the rear protection shell (701) and the front protection shell (702) are slidably connected with a sleeve (703), the bottom end of the sleeve (703) is fixedly connected with a slide plate (704), the outer side of the bottom end of the slide plate (704) is fixedly connected with a first spring (705), the center of the bottom end of the slide plate (704) is fixedly connected with a slide tube (706), the bottom end of the first spring (705) is fixedly connected with a top plate (707), the rear protection shell (701) and the front protection shell (702) are buckled with the outer wall of the pressure gauge body (6), the slide plate (704) and the slide tube (706) are both slidably connected to the top end of the outer wall of the connecting tube (5), and the top plate (707) is fixedly connected to the bottom end of the outer wall of the connecting tube (5).

2. The easy-to-install intelligent digital pressure gauge according to claim 1 is characterized in that: The front surface of the front protective shell (702) is provided with an observation window, and the inner front end of the observation window is processed with a transparent glass protective plate.

3. The easy-to-install intelligent digital pressure gauge according to claim 2 is characterized in that: A slot and a block are respectively provided at the front end of the outer wall of the rear protective shell (701) and the rear end of the outer wall of the front protective shell (702), and the front protective shell (702) is snap-connected to the inside of the slot of the rear protective shell (701) via the block.

4. The easy-to-install intelligent digital pressure gauge according to claim 3 is characterized in that: Through holes are provided at the right bottom ends of the rear protective shell (701) and the front protective shell (702).

5. The easy-to-install intelligent digital pressure gauge according to claim 4, characterized in that: An anti-bending mechanism (8) is installed at the bottom right end of the protection mechanism (7), and the anti-bending mechanism (8) includes an axle seat (801), the right side of the axle seat (801) is rotatably connected to an insertion rod (802), the right side of the outer wall of the insertion rod (802) is slidably connected to a groove tube (803), the left side of the outer wall of the insertion rod (802) is sleeved with a second spring (804), the right side of the groove tube (803) is rotatably connected to an adapter (805), the right side of the adapter (805) is fixedly connected to a buckle plate (806), the axle seat (801) is fixedly connected to the bottom right end of the outer wall of the front protection shell (702), and the right side of the second spring (804) is fixedly connected to the left side of the groove tube (803).

6. The easy-to-install intelligent digital pressure gauge according to claim 5, characterized in that: A torsion spring is processed at the connection between the shaft seat (801) and the insertion rod (802).

7. The easy-to-install intelligent digital pressure gauge according to claim 5, characterized in that: A baffle is fixedly connected to the left side of the outer wall of the insertion rod (802), and the left side of the second spring (804) is fixedly connected to the right side of the baffle.

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