Pressure transmitter protection cover

Abstract

The utility model relates to the field of pressure transmitters, and discloses a pressure transmitter protection cover. According to the pressure transmitter, the combination of the front protection cover and the rear protection cover is adopted, the sealing ring is arranged at the position where the front protection cover and the rear protection cover are attached, dust, water vapor and other substances can be prevented from invading the protection cover assembly, the stability of the pressure transmitter is improved, the service life of the pressure transmitter is prolonged, and the front protection cover and the rear protection cover can be connected together through the hasp. The hasp provides a certain degree of tensioning force, so that the front protection cover and the rear protection cover are tightly attached to improve the sealing performance of the protection assembly, and the acrylic plate can facilitate a worker to check the state and parameters of the pressure transmitter under the condition that the protection assembly does not need to be disassembled; the outer surface which completely covers the electronic device of the pressure transmitter is arranged on the device, so that the electronic device is prevented from being interfered by external substances such as water vapor and dust in an external environment, and the normal operation and long-term stability of the pressure transmitter in a severe environment are improved.

Description

Technical Field

[0001] The present application belongs to the technical field of pressure transmitters, and in particular relates to a pressure transmitter protective cover. Background Art

[0002] Pressure transmitter is a device that converts pressure into pneumatic or electric signals for control and remote transmission. It can convert physical pressure parameters such as gas and liquid sensed by the pressure measuring element sensor into standard electrical signals to provide external equipment for measurement, indication and process regulation. Pressure transmitter is the most commonly used sensor in industrial practice. It is widely used in various industrial automatic control environments, involving water conservancy and hydropower, railway transportation, intelligent buildings, production automatic control, aerospace, military industry, petrochemical, oil wells, electricity, ships, machine tools, pipelines and many other industries.

[0003] For example, the patent with announcement number CN209559399U discloses a pressure transmitter protective cover, including an upper cover, a side plate, and a bottom plate, wherein the two ends of the upper cover are open structures, and one side of the upper cover is provided with an opening, the side plate is detachably provided at the opening position on one side of the upper cover, the bottom plate is connected and fixed to the opening structure position at one end of the upper cover, and heat dissipation grooves are provided on both sides of the upper cover. During use, the pressure transmitter protective cover is placed above the pressure transmitter, the side plate is detachably fixed to the opening position opened on one side of the upper cover, the bottom plate is connected and fixed to the opening structure at one end of the upper cover, and the protective cover is fixed as a whole to the electrical equipment monitored by the pressure transmitter through the bottom plate, and the installation operation is completed. The utility model can effectively avoid the phenomenon that the pressure transmitter causes abnormal equipment readings or equipment failures due to problems such as excessive heat or poor heat dissipation.

[0004] However, the device cannot completely cover the outer surface of the pressure transmitter's electronic components, making it vulnerable to interference from external substances such as water vapor and dust in the external environment, and cannot guarantee the normal operation and long-term stability of the pressure transmitter in harsh environments. Utility Model Content

[0005] The purpose of this application is to provide a pressure transmitter protective cover to solve the problem that the above-mentioned device cannot completely cover the outer surface of the pressure transmitter electronic components, causing it to be easily disturbed by external substances such as water vapor and dust in the external environment, and cannot ensure the normal operation and long-term stability of the pressure transmitter in harsh environments.

[0006] The technical solution adopted in the present application is as follows: it includes a protective cover mounting seat, characterized in that: a guide rail is fixedly installed on the upper surface of the protective cover mounting seat, a front protective cover is fitted on the front side of the upper surface of the guide rail, and a rear protective cover is fitted on the rear side of the upper surface of the guide rail, buckles are fixedly installed between the left and right outer surfaces of the front and rear protective covers, and an acrylic plate is provided on the front outer surface of the front protective cover.

[0007] By adopting the above technical scheme, the guide rail is fixedly installed on the upper surface of the protective cover mounting seat, the front protective cover is fitted on the front side of the upper surface of the guide rail, and the rear protective cover is fitted on the rear side of the upper surface of the guide rail. Buckles are fixedly installed between the left and right outer surfaces of the front protective cover and the rear protective cover, an acrylic plate is provided on the front outer surface of the front protective cover, and the protective cover mounting seat serves as the installation base of the protective component, which is used to combine the protective component with the pressure transmitter. The guide rail can insert the front protective cover and the rear protective cover into its own upper surface, which not only makes it convenient for the staff to install, but also limits the movement direction of the front protective cover and the rear protective cover. The combination of the front protective cover and the rear protective cover is adopted, and the front protective cover and the rear protective cover are fitted together. A sealing ring is arranged at the position to prevent dust, water vapor and other substances from invading the interior of the protective cover assembly, thereby improving the stability of the pressure transmitter and extending its service life. The buckle can connect the front protective cover with the rear protective cover, and the buckle provides a certain degree of tensioning force to make the front protective cover and the rear protective cover fit closely to improve the sealing of the protective assembly. The acrylic plate can facilitate the staff to check the status and parameters of the pressure transmitter without disassembling the protective assembly. By arranging the device to completely cover the outer surface of the electronic components of the pressure transmitter, it can avoid being disturbed by external substances such as water vapor and dust in the external environment, thereby improving the normal operation and long-term stability of the pressure transmitter in harsh environments.

[0008] In a preferred embodiment, a pressure detector is fixedly mounted in the middle of the protective cover mounting seat, and a connecting pipe is fixedly mounted on the lower surface of the pressure detector.

[0009] By adopting the above technical solution, the pressure detector is fixedly installed in the middle of the inner part of the protective cover mounting seat, the connecting pipe is fixedly installed on the lower surface of the pressure detector, and the outer surface of the pressure detector is made of a metal shell, which can avoid the contact with the external environment and the influence of its own detection results. The pressure detector is a core component for detecting pressure changes. When subjected to pressure, it will generate corresponding signal output. The connecting pipe provides protection for the measuring cable connected to the lower surface of the pressure detector.

[0010] In a preferred embodiment, a flange is fixedly mounted on the other end of the connecting pipe, and a detector probe is fixedly mounted in the middle of the flange.

[0011] By adopting the above technical solution, a flange is fixedly installed at the other end of the connecting pipe, and a detector probe is fixedly installed in the middle of the flange. The flange can provide a connection point, and the pressure transmitter and the measured pipeline are fixedly connected together through an external screw. The detector probe measures the pressure inside the pipeline, and the upper surface of the detector probe is connected to the measuring cable inside the connecting pipe to send the detection data.

[0012] In a preferred embodiment, a flange gasket is fixedly mounted on the lower surface of the flange plate, and a support column is fixedly mounted on the upper surface of the pressure detector.

[0013] By adopting the above technical solution, a flange gasket is fixedly installed on the outer side of the lower surface of the flange, and a support column is fixedly installed on the upper surface of the pressure detector. The flange gasket can fill the gap between the external pipeline and the flange to prevent medium leakage and ensure good sealing performance at the pipeline connection. The support column is used to support the control component, and a signal cable is opened in the middle of the support column to transmit the data converted by the pressure detector to the upper part.

[0014] In a preferred embodiment, a control box is fixedly mounted on the upper surface of the support column, and a display panel is fixedly mounted on the front outer surface of the control box.

[0015] By adopting the above technical solution, a control box is fixedly installed on the upper surface of the support column, and a display panel is fixedly installed on the front outer surface of the control box. The control box includes a signal processing device, a power supply device, and can receive signals from the pressure detector and output a standard electrical signal after corresponding processing. The display panel is used to display the current pressure value or working status, which is convenient for operators to monitor.

[0016] In a preferred embodiment, a plurality of buttons are disposed at the lower end of the interior of the display panel, and a plurality of indicator lights are fixedly installed in the middle of the interior of the display panel.

[0017] By adopting the above technical solution, multiple buttons are set at the lower end of the display panel, and multiple indicator lights are fixedly installed in the middle of the display panel. By using the combination of the display panel and the buttons, the working parameters of the device can be calibrated and adjusted by pressing the buttons. The indicator lights are used to display the current working status of the device.

[0018] In a preferred embodiment, a device interface is fixedly mounted on the left outer surface of the control box, and an interface sleeve is sleeved and mounted on the outer surface of the device interface.

[0019] By adopting the above technical solution, a device interface is fixedly installed on the left outer surface of the control box, and an interface sleeve is provided on the outer surface of the device interface. The device interface can be connected to an external cable to provide power to the device and send the data converted by the control box to an external device. The interface sleeve can fix the external cable to the outer surface of the device interface.

[0020] In a preferred embodiment, a cover plate is provided on the rear outer surface of the control box, and a plurality of bolts are provided on the outer surface of the cover plate.

[0021] By adopting the above technical solution, a cover plate is set on the rear outer surface of the control box, and a plurality of bolts are provided on the outer surface of the cover plate. The components inside the control box can be inspected by opening the cover plate, and the inner part of the bolts passes through the cover plate and is connected to the control box, so as to fix the cover plate to the rear of the control box.

[0022] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0023] In the present application, a combination of a front protective cover and a rear protective cover is adopted, and a sealing ring is arranged at the position where the front protective cover and the rear protective cover are fitted, which can prevent dust, water vapor and other substances from invading the interior of the protective cover assembly, thereby improving the stability of the pressure transmitter and extending its life. The buckle can connect the front protective cover and the rear protective cover together, and the buckle provides a certain degree of tensioning force, so that the front protective cover and the rear protective cover are tightly fitted to improve the sealing of the protective assembly. The acrylic plate can facilitate the staff to check the status and parameters of the pressure transmitter without disassembling the protective assembly. By arranging the outer surface of the pressure transmitter electronic device that completely covers the outer surface of the pressure transmitter electronic device in the device, it is prevented from being disturbed by external substances such as water vapor and dust in the external environment, thereby improving the normal operation and long-term stability of the pressure transmitter in harsh environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the upper front three-dimensional structure in this application;

[0025] Figure 2 It is a schematic diagram of the front lower three-dimensional structure in this application;

[0026] Figure 3 This is a schematic diagram of the side structure of the pressure transmitter in this application;

[0027] Figure 4 This is a schematic diagram of the front structure of the control component in this application.

[0028] Markings in the figure: 1. Protective cover mounting base; 2. Guide rail; 3. Front protective cover; 4. Rear protective cover; 5. Buckle; 6. Acrylic plate; 7. Pressure detector; 8. Connecting pipe; 9. Flange; 10. Detector probe; 11. Flange gasket; 12. Support column; 13. Control box; 14. Display panel; 15. Button; 16. Indicator light; 17. Device interface; 18. Interface sleeve; 19. Cover plate; 20. Bolt. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0030] Example:

[0031] Reference Figure 1 , including a protective cover mounting seat 1, the protective cover mounting seat 1 is used as the installation base of the protective component, and is used to combine the protective component with the pressure transmitter. The guide rail 2 can insert the front protective cover 3 and the rear protective cover 4 into its upper surface, which is not only convenient for the staff to install, but also can limit the movement direction of the front protective cover 3 and the rear protective cover 4. The combination of the front protective cover 3 and the rear protective cover 4 is adopted, and a sealing ring is provided at the position where the front protective cover 3 and the rear protective cover 4 are fitted, which can prevent dust, water vapor and other substances from invading the interior of the protective cover assembly, improve the stability of the pressure transmitter, and extend Its life, the buckle 5 can connect the front protective cover 3 and the rear protective cover 4 together, and the buckle 5 provides a certain degree of tension, so that the front protective cover 3 and the rear protective cover 4 are closely fitted to improve the sealing of the protection component, and the acrylic plate 6 can facilitate the staff to check the status and parameters of the pressure transmitter without disassembling the protection component. By setting the outer surface of the pressure transmitter electronic device completely covered in the device, it is prevented from being disturbed by external substances such as water vapor and dust in the external environment, thereby improving the normal operation and long-term stability of the pressure transmitter in harsh environments.

[0032] Reference Figure 1 The outer surface of the pressure detector 7 is made of a metal shell, which can prevent it from being in contact with the external environment and affecting its own detection results. The pressure detector 7 is a core component for detecting pressure changes. When subjected to pressure, it will generate corresponding signal outputs. The connecting pipe 8 provides protection for the measuring cable connected to the lower surface of the pressure detector 7.

[0033] Reference Figure 1The flange 9 can provide a connection point to fix the pressure transmitter and the measured pipeline together through an external screw, and the detector probe 10 measures the pressure inside the pipeline, and the upper surface of the detector probe 10 is connected to the measuring cable inside the connecting pipe 8 to send the detection data.

[0034] Reference Figure 1 The flange gasket 11 can fill the gap between the external pipe and the flange 9 to prevent medium leakage and ensure good sealing performance at the pipe connection. The support column 12 is used to support the control component, and a signal cable is opened in the middle of the support column 12 to transmit the data converted by the pressure detector 7 to the upper part.

[0035] Reference Figure 1 The control box 13 includes a signal processing device and a power supply device, which can receive the signal from the pressure detector 7 and output a standard electrical signal after corresponding processing. The display panel 14 is used to display the current pressure value or working status to facilitate monitoring by the operator.

[0036] Reference Figure 1 , a combination of a display panel 14 and a button 15 is used, and the working parameters of the device can be calibrated and adjusted by pressing the button 15, and the indicator light 16 is used to display the current working status of the device.

[0037] Reference Figure 1 The device interface 17 can be connected to an external cable to provide power to the device and send data converted by the control box 13 to an external device. The interface sleeve 18 can fix the external cable to the outer surface of the device interface 17.

[0038] Reference Figure 1 , the components inside the control box 13 can be inspected by opening the cover 19 , and the bolts 20 penetrate the cover 19 and are connected to the control box 13 , so as to fix the cover 19 to the rear of the control box 13 .

[0039] The implementation principle of a pressure transmitter protective cover embodiment of the present application is as follows: a guide rail 2 is fixedly installed on the upper surface of a protective cover mounting seat 1, a front protective cover 3 is fitted on the front side of the upper surface of the guide rail 2, and a rear protective cover 4 is fitted on the rear side of the upper surface of the guide rail 2, a buckle 5 is fixedly installed between the left and right outer surfaces of the front protective cover 3 and the rear protective cover 4, an acrylic plate 6 is provided on the front outer surface of the front protective cover 3, and the protective cover mounting seat 1 serves as the installation base of the protective component, and is used to combine the protective component with the pressure transmitter, and the guide rail 2 can insert the front protective cover 3 and the rear protective cover 4 into its own upper surface, which is not only convenient for the staff to install, but also The movable direction of the front protective cover 3 and the rear protective cover 4 can be limited. The combination of the front protective cover 3 and the rear protective cover 4 is adopted. A sealing ring is arranged at the position where the front protective cover 3 and the rear protective cover 4 are fitted, which can prevent dust, water vapor and other substances from invading the interior of the protective cover assembly, improve the stability of the pressure transmitter, and extend its service life. The buckle 5 can connect the front protective cover 3 and the rear protective cover 4 together, and the buckle 5 provides a certain degree of tension, so that the front protective cover 3 and the rear protective cover 4 are closely fitted to improve the sealing of the protective assembly. The acrylic plate 6 can facilitate the staff to check the status and parameters of the pressure transmitter without disassembling the protective assembly.

[0040] The outer surface of the pressure detector 7 is made of a metal shell, which can prevent the surface of the pressure detector 7 from being in contact with the external environment and affecting its own detection results. The pressure detector 7 is a core component for detecting pressure changes. When subjected to pressure, it will generate corresponding signal outputs. The connecting pipe 8 provides protection for the measuring cable connected to the lower surface of the pressure detector 7. The flange 9 can provide a connection point to fix the pressure transmitter and the measured pipeline together through an external screw. The detector probe 10 measures the pressure inside the pipeline, and the upper surface of the detector probe 10 is connected to the measuring cable inside the connecting pipe 8 to send the detection data.

[0041] By arranging the device to completely cover the outer surface of the electronic components of the pressure transmitter, it is prevented from being disturbed by external substances such as water vapor and dust in the external environment, thereby improving the normal operation and long-term stability of the pressure transmitter in harsh environments.

[0042] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A pressure transmitter protective cover, comprising a protective cover mounting seat (1), characterized in that: A guide rail (2) is fixedly mounted on the upper surface of the protective cover mounting seat (1); a front protective cover (3) is fitted on the front side of the upper surface of the guide rail (2); a rear protective cover (4) is fitted on the rear side of the upper surface of the guide rail (2); buckles (5) are fixedly mounted between the left and right outer surfaces of the front protective cover (3) and the rear protective cover (4); and an acrylic plate (6) is provided on the front outer surface of the front protective cover (3).

2. A pressure transmitter protection cover according to claim 1, characterized in that: A pressure detector (7) is fixedly mounted in the middle of the protective cover mounting seat (1), and a connecting pipe (8) is fixedly mounted on the lower surface of the pressure detector (7).

3. A pressure transmitter protection cover as claimed in claim 2, characterized in that: A flange (9) is fixedly mounted on the other end of the connecting pipe (8), and a detector probe (10) is fixedly mounted in the middle of the flange (9).

4. A pressure transmitter protection cover as claimed in claim 3, characterized in that: A flange gasket (11) is fixedly mounted on the lower surface of the flange plate (9), and a support column (12) is fixedly mounted on the upper surface of the pressure detector (7).

5. A pressure transmitter protection cover as claimed in claim 4, characterized in that: A control box (13) is fixedly mounted on the upper surface of the support column (12), and a display panel (14) is fixedly mounted on the front outer surface of the control box (13).

6. A pressure transmitter protection cover as claimed in claim 5, characterized in that: A plurality of buttons (15) are arranged at the lower end of the interior of the display panel (14), and a plurality of indicator lights (16) are fixedly installed in the middle of the interior of the display panel (14).

7. A pressure transmitter protection cover as claimed in claim 5, characterized in that: A device interface (17) is fixedly mounted on the left outer surface of the control box (13), and an interface sleeve (18) is sleeved and mounted on the outer surface of the device interface (17).

8. A pressure transmitter protection cover as claimed in claim 7, characterized in that: A cover plate (19) is provided on the rear outer surface of the control box (13), and a plurality of bolts (20) are provided on the outer surface of the cover plate (19).

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