Intelligent pressure transmitter

Abstract

The utility model discloses an intelligent pressure transmitter which comprises a pipeline, the top of the middle position of the pipeline is vertically and hermetically connected with a connecting pipe, the top end of the connecting pipe is fixedly provided with a first flange, and an intelligent pressure transmitter body is arranged above the pipeline; when the device is used, the intelligent pressure transmitter body in the transparent covers can be protected through the arrangement of the protection mechanism, the intelligent pressure transmitter is prevented from being damaged by external dust and water, and after the two sets of transparent covers are installed, through the arrangement of a plug pin, a spring and a limiting hole, the intelligent pressure transmitter body can be prevented from being damaged by the plug pin, the spring and the limiting hole. According to the intelligent pressure transmitter provided by the invention, the two transparent covers are arranged, so that the two transparent covers are mounted more stably, a first sealing gasket is arranged, so that the two transparent covers are contacted more tightly, an arc clamping block, a circular clamping groove and a third sealing gasket are arranged, so that the connection between the intelligent pressure transmitter and the connecting pipe is tighter, and the occurrence of leakage at the joint is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent pressure transmitters, and specifically relates to an intelligent pressure transmitter. Background Technique

[0002] An intelligent pressure transmitter consists of two parts: an intelligent sensor and an intelligent electronic board. The intelligent sensor part includes a capacitive sensor, a measuring diaphragm detection circuit, a temperature sensor, a temperature compensation circuit, etc.; the intelligent electronic board part includes a microcomputer controller and its peripheral circuits, which complete the conversion of the pressure signal into a 4 - 20 mAdc signal, used to measure the pressure of liquids, gases or vapors, and then convert the pressure signal into a 4 - 20 mADC signal for output; intelligent pressure transmitters are widely used in the measurement and control systems of weakly corrosive liquids, gases, and vapors in industrial pipelines.

[0003] However, many existing intelligent pressure transmitters do not have a protective structure, and cannot avoid the collision and extrusion of the outside world on the intelligent pressure transmitter, thus easily causing damage to the intelligent pressure transmitter.

[0004] Therefore, the utility model provides an intelligent pressure transmitter to solve the above problems. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides an intelligent pressure transmitter to solve the above problems.

[0006] To achieve the above purposes, the utility model is realized through the following technical solutions: An intelligent pressure transmitter includes a pipeline. At the top of the middle position of the pipeline, a connecting pipe is vertically and hermetically connected. At the top of the connecting pipe, a first flange is fixedly installed. Above the pipeline, an intelligent pressure transmitter body is provided. At the bottom end of the intelligent pressure transmitter body, a second flange is fixedly installed. A plurality of groups of mounting holes are arranged in a circular array on both the first flange and the second flange. On one end of the first flange and the second flange close to each other, a second gasket is fixedly installed. A protective mechanism is installed on the second flange. The protective mechanism includes a support plate, a chute, and a sliding strip. Support plates are fixedly installed on the outer walls on both sides of the second flange. On the top of the two support plates, chutes are symmetrically and horizontally arranged. In each chute, a sliding strip is slidably installed.

[0007] Preferably, the protective mechanism further includes a support frame, a transparent cover, and a semi-circular avoidance groove. At the top end of each sliding strip, a support frame is fixedly installed. Between the two support frames on the same side, a transparent cover is fixedly installed. At the bottom end of one side of the two transparent covers close to each other, a semi-circular avoidance groove is opened.

[0008] Preferably, first gaskets are fixedly installed on the outer walls on one side of the two transparent covers close to each other.

[0009] Preferably, the cross-sections of each group of the sliding grooves and each group of the sliding bars are both trapezoidal.

[0010] Preferably, a first fixing block is fixedly installed on the outer wall of the rear end of one group of the transparent covers, and a second fixing block is fixedly installed on the outer wall of the rear end of the transparent cover on the other side. A plug is vertically and slidably installed through the second fixing block. A fixing plate is fixedly installed at the top end of the plug. A spring is sleeved on the plug. The top end of the spring is fixedly connected to the bottom end of the fixing plate, and the other end of the spring is fixedly connected to the top end of the second fixing block. A limiting hole is opened at the corresponding position of the first fixing block and the plug.

[0011] Preferably, a circular clamping block is fixedly installed at the top end of the first flange, a circular clamping groove is opened at the corresponding position of the bottom end of the second flange and the circular clamping block, and a third sealing gasket is fixedly installed on the inner wall of the circular clamping groove.

[0012] Beneficial effects

[0013] The utility model provides an intelligent pressure transmitter. Compared with the prior art, the following beneficial effects are achieved:

[0014] When using the device, through the setting of the protection mechanism, the intelligent pressure transmitter body inside the transparent cover can be protected, preventing damage to the intelligent pressure transmitter caused by external dust and water. After installing the two groups of transparent covers, through the setting of the plug, the spring and the limiting hole, the two groups of transparent covers are installed more stably. Coupled with the setting of the first sealing gasket, the two groups of transparent covers are in closer contact. In addition, through the setting of the arc clamping block, the circular clamping groove and the third sealing gasket, the connection between the intelligent pressure transmitter and the connecting pipe is more airtight, reducing the occurrence of leakage at the connection. Description of the drawings

[0015] Figure 1 is a schematic structural diagram of the utility model;

[0016] Figure 2 is a schematic cross-sectional structural diagram of the utility model;

[0017] Figure 3 is a schematic rear view structural diagram of the utility model;

[0018] Figure 4 is the utility model Figure 3 The enlarged structural diagram at position A in.

[0019] In the figure: 1, pipeline; 2, connecting pipe; 3, first flange; 4, intelligent pressure transmitter body; 5, second flange; 6, mounting hole; 7, support plate; 8, chute; 9, sliding strip; 10, support frame; 11, transparent cover; 12, semi-circular avoidance groove; 13, first gasket; 14, first fixing block; 15, second fixing block; 16, bolt; 17, fixing plate; 18, spring; 19, second gasket; 20, circular clamping block; 21, circular clamping groove. Detailed implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] Embodiment 1:

[0022] Please refer to Figures 1-4 , an intelligent pressure transmitter, including a pipeline 1, a connecting pipe 2 is vertically and hermetically connected to the top of the middle position of the pipeline 1, a first flange 3 is fixedly installed at the top end of the connecting pipe 2, an intelligent pressure transmitter body 4 is arranged above the pipeline 1, a second flange 5 is fixedly installed at the bottom end of the intelligent pressure transmitter body 4, a plurality of groups of mounting holes 6 are arranged in a circular array on both the first flange 3 and the second flange 5, second gaskets 19 are fixedly installed at one ends of the first flange 3 and the second flange 5 close to each other, and a protection mechanism is installed on the second flange 5. The protection mechanism includes a support plate 7, a chute 8 and a sliding strip 9. Support plates 7 are fixedly installed on the outer walls of both sides of the second flange 5, chutes 8 are symmetrically and horizontally opened at the tops of the two support plates 7, and sliding strips 9 are slidably installed inside each chute 8.

[0023] The protection mechanism further includes a support frame 10, a transparent cover 11 and a semi-circular avoidance groove 12. Support frames 10 are fixedly installed at the top ends of each sliding strip 9, a transparent cover 11 is fixedly installed between the two support frames 10 on the same side, and semi-circular avoidance grooves 12 are opened at the bottom ends of the two transparent covers 11 close to each other.

[0024] First gaskets 13 are fixedly installed on the outer walls of the two transparent covers 11 close to each other.

[0025] The cross-sections of each chute 8 and each sliding strip 9 are both trapezoidal in shape.

[0026] On the outer wall of the rear end of one group of transparent covers 11, a first fixing block 14 is fixedly installed. On the outer wall of the rear end of the other transparent cover 11, a second fixing block 15 is fixedly installed. A latch 16 is vertically and slidably installed through the second fixing block 15. A fixing plate 17 is fixedly installed at the top end of the latch 16. A spring 18 is sleeved on the latch 16. The top end of the spring 18 is fixedly connected to the bottom end of the fixing plate 17, and the other end of the spring 18 is fixedly connected to the top end of the second fixing block 15. A limiting hole is opened at the corresponding position of the first fixing block 14 to the latch 16.

[0027] When using this device, the staff can connect the set first flange 3 and second flange 5 through a screw. Then, due to the setting of the second gasket 19, the connection is made more tight, reducing the occurrence of leakage at the connection. Then, the staff can synchronously move the two sets of transparent covers 11 until the two transparent covers 11 are in contact and fit with each other. Then, the set latch 16 is engaged with the limiting hole opened on the first fixing block 14 under the action of the spring 18. In combination with the setting of the first gasket 13, the two transparent covers 11 are connected more stably and in closer contact. At the same time, the setting of the two transparent covers 11 can prevent external dust and water from damaging the intelligent pressure transmitter.

[0028] Embodiment 2:

[0029] Please refer to Figures 1-4 , this embodiment provides a technical solution on the basis of Embodiment 1: A circular clamping block 20 is fixedly installed at the top end of the first flange 3. A circular clamping groove 21 is opened at the corresponding position of the bottom end of the second flange 5 to the circular clamping block 20. A third gasket is fixedly installed on the inner wall of the circular clamping groove 21.

[0030] When connecting the set first flange 3 and second flange 5 through a screw, the staff can insert the set circular clamping block 20 into the opened circular clamping groove 21. With the setting of the third gasket fixedly installed inside the circular clamping groove 21, the connection between the intelligent pressure transmitter and the connecting pipe is made more tight, further reducing the occurrence of leakage at the connection.

[0031] At the same time, the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0032] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An intelligent pressure transmitter, comprising a pipeline (1), characterized in that: At the middle position of the top of the pipeline (1), a connecting pipe (2) is vertically and sealingly connected. At the top of the connecting pipe (2), a first flange (3) is fixedly installed. Above the pipeline (1), an intelligent pressure transmitter body (4) is provided. At the bottom end of the intelligent pressure transmitter body (4), a second flange (5) is fixedly installed. A number of groups of mounting holes (6) are arranged in a circular array on both the first flange (3) and the second flange (5). At one end of the first flange (3) and the second flange (5) close to each other, a second gasket (19) is fixedly installed. A protection mechanism is installed on the second flange (5). The protection mechanism includes a support plate (7), a chute (8) and a slide bar (9). Support plates (7) are fixedly installed on the outer walls on both sides of the second flange (5). Transverse chutes (8) are symmetrically arranged at the top of the two support plates (7). Slide bars (9) are slidably installed in each chute (8).

2. An intelligent pressure transmitter according to claim 1, characterized in that: The protection mechanism further includes a support frame (10), a transparent cover (11) and a semi-circular avoidance groove (12). At the top end of each slide bar (9), a support frame (10) is fixedly installed. A transparent cover (11) is fixedly installed between the two support frames (10) on the same side. Semi-circular avoidance grooves (12) are opened at the bottom ends of the two transparent covers (11) close to each other.

3. An intelligent pressure transmitter according to claim 2, characterized in that: First gaskets (13) are fixedly installed on the outer walls of the two transparent covers (11) close to each other.

4. An intelligent pressure transmitter according to claim 1, characterized in that: The cross-sections of each chute (8) and each slide bar (9) are trapezoidal.

5. An intelligent pressure transmitter according to claim 2, characterized in that: A first fixing block (14) is fixedly installed on the outer wall at the rear end of one of the transparent covers (11). A second fixing block (15) is fixedly installed on the outer wall at the rear end of the other transparent cover (11). A pin (16) is vertically and slidably installed through the second fixing block (15). At the top end of the pin (16), a fixing plate (17) is fixedly installed. A spring (18) is sleeved on the pin (16). The top end of the spring (18) is fixedly connected to the bottom end of the fixing plate (17), and the other end of the spring (18) is fixedly connected to the top end of the second fixing block (15). A limit hole is opened at the corresponding position of the first fixing block (14) and the pin (16).

6. An intelligent pressure transmitter according to claim 1, characterized in that: A circular clamping block (20) is fixedly installed at the top end of the first flange (3). A circular clamping groove (21) is opened at the corresponding position of the bottom end of the second flange (5) and the circular clamping block (20). A third gasket is fixedly installed on the inner wall of the circular clamping groove (21).

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