Digital display pressure gauge applied to vacuum drier

Abstract

The utility model discloses a digital display pressure gauge applied to a vacuum dryer, and belongs to the field of pressure gauges. A digital display pressure gauge applied to a vacuum drier comprises a pressure gauge body; a cavity is formed in the pressure gauge body, and a digital display screen and a data transmission tube are mounted on the pressure gauge body; the driving motor is fixedly connected to the top wall of the cavity; the gear is fixedly connected to an output rotating shaft of the driving motor; the rack is slidably connected to the bottom wall of the cavity. The bolt is fixedly connected to the rack; the two racks are meshed with the gears respectively, the two bolts are fixedly connected to the two racks respectively, and two through holes are formed in the side wall of the pressure gauge body. The digital display pressure gauge has the beneficial effects that the digital display pressure gauge applied to the vacuum drying machine is provided, the digital display pressure gauge does not need to be connected through bolts and is fixedly connected with the vacuum drying machine through the plug pins and the insertion holes, rapid installation is achieved, and installation is convenient.

Description

Technical Field

[0001] The present application relates to the field of pressure gauges, and in particular to a digital pressure gauge used in a vacuum dryer. Background Art

[0002] Digital pressure gauge, also known as digital pressure gauge, is a high-precision pressure gauge that integrates pressure measurement and display. It has the characteristics of vibration resistance, high display accuracy, high stability, zero reset, and automatic standby. Digital pressure gauge is often used to monitor gas pressure.

[0003] The connection end of the traditional digital pressure gauge is fixed to the vacuum dryer through a thread, which requires the installer to rotate the digital pressure gauge. The installer needs to rotate the digital pressure gauge with force to ensure the firmness of the threaded connection, which makes the digital pressure gauge very inconvenient to install.

[0004] A digital pressure gauge for use in a vacuum dryer is now provided. Utility Model Content

[0005] The content of this application is used to briefly introduce concepts that will be described in detail in the detailed description section below. The content of this application is not intended to identify key features or essential features of the technical solution for which protection is sought, nor is it intended to limit the scope of the technical solution for which protection is sought.

[0006] In order to solve the technical problems mentioned in the above background technology section, some embodiments of the present application provide a digital pressure gauge for a vacuum dryer, comprising: a pressure gauge body;

[0007] The characteristics are as follows: a cavity is provided in the pressure gauge body, and a digital display screen and a data transmission tube are installed on the pressure gauge body;

[0008] A digital pressure gauge used in a vacuum dryer also includes:

[0009] A driving motor is fixedly connected to the top wall of the cavity;

[0010] A gear fixedly connected to the output shaft of the drive motor;

[0011] a rack slidably connected to the bottom wall of the cavity;

[0012] a latch, fixedly connected to the rack;

[0013] There are two racks which are respectively engaged with the gears, there are two latches which are respectively fixedly connected to the two racks, and two through holes are provided on the side wall of the pressure gauge body.

[0014] Furthermore, a digital pressure gauge used in a vacuum dryer further includes:

[0015] The switch button is installed on the pressure gauge body;

[0016] Control buttons, installed on the pressure gauge body;

[0017] The reset button is installed on the pressure gauge body.

[0018] Furthermore, the two racks are symmetrically arranged, and a guide groove for sliding the racks is provided on the bottom wall of the cavity. A guide column is slidably connected in the guide groove, and the guide column is fixedly connected to the bottom wall of the rack.

[0019] Furthermore, the side wall of the guide column is in sliding contact with the groove wall of the guide groove, and the guide groove is horizontally arranged along the extension direction of the rack.

[0020] Furthermore, the switch button, the control button and the reset button are electrically connected to the pressure gauge body respectively, and the control button is electrically connected to the drive motor.

[0021] Furthermore, the digital display screen and the data transmission tube are electrically connected to the pressure gauge body respectively.

[0022] Furthermore, the two latches are staggered and fixedly connected to ends of the racks that are away from each other.

[0023] Furthermore, the two through holes are staggered, the through holes pass through the side wall of the pressure gauge body, and the through holes are located in the extension direction of the latch.

[0024] The beneficial effect of the present application is that it provides a digital pressure gauge for use in a vacuum dryer, which does not require the use of bolts for connection and is fixedly connected to the vacuum dryer through pins and sockets, thereby achieving quick and easy installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The drawings constituting a part of this application are used to provide a further understanding of this application and make other features, purposes and advantages of this application more apparent. The drawings and descriptions of the exemplary embodiments of this application are used to explain this application and do not constitute an improper limitation on this application.

[0026] In addition, throughout the drawings, the same or similar reference numerals represent the same or similar elements. It should be understood that the drawings are schematic and that the elements and components are not necessarily drawn to scale.

[0027] In the attached figure:

[0028] Figure 1 is an overall schematic diagram according to an embodiment of the present application;

[0029] Figure 2 It is a schematic cross-sectional view of a part of the embodiment, mainly showing the housing structure of the dryer;

[0030] Figure 3 It is a schematic cross-sectional view of a part of the embodiment, mainly showing the jack structure;

[0031] Figure 4 It is a schematic cross-sectional plan view of a part of the embodiment, mainly showing the guide groove structure.

[0032] Reference numerals:

[0033] 11. Pressure gauge body; 12. Digital display; 13. On / off button; 14. Control button; 15. Reset button; 16. Data transmission tube; 17. Dryer housing; 18. Data socket; 19. Drive motor; 20. Gear; 21. Rack; 22. Through hole; 23. Jack; 24. Latch; 25. Cavity; 26. Guide groove; 27. Guide column; 28. Mounting slot. DETAILED DESCRIPTION

[0034] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be construed as being limited to the embodiments described herein. On the contrary, these embodiments are provided to provide a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are for illustrative purposes only and are not intended to limit the scope of protection of the present disclosure.

[0035] It should also be noted that, for ease of description, only the parts related to the invention are shown in the drawings. In the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0036] It should be noted that the concepts of "first" and "second" mentioned in this disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0037] It should be noted that the modifications of "one" and "multiple" mentioned in the present disclosure are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, they should be understood as "one or more".

[0038] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0039] Reference Figures 1-4 A digital pressure gauge used in a vacuum dryer includes: a pressure gauge body 11, a drive motor 19, a gear 20, a rack 21, a latch 24, a switch button 13, a control button 14, a reset button 15, and a guide column 27.

[0040] The pressure gauge body 11 has a cavity 25 within it, and is equipped with a digital display 12 and a data transmission tube 16. Also mounted on the pressure gauge body 11 are a switch button 13, a control button 14, and a reset button 15. The switch button 13, control button 14, and reset button 15 are each electrically connected to the pressure gauge body 11. The control button 14 is electrically connected to the drive motor 19. The digital display 12 and data transmission tube 16 are each electrically connected to the pressure gauge body 11.

[0041] The drive motor 19 is fixedly connected to the top wall of the cavity 25, and the gear 20 is fixedly connected to the output shaft of the drive motor 19. Two racks 21 are symmetrically arranged. The bottom wall of the cavity 25 is provided with a guide groove 26 for the sliding of the racks 21. A guide post 27 is slidably connected within the guide groove 26 and fixedly connected to the bottom wall of the racks 21. The side walls of the guide post 27 slide in contact with the groove walls of the guide groove 26, which is arranged horizontally along the extension direction of the racks 21. Two racks 21 are provided, each meshing with the gear 20. Two latches 24 are provided, each fixedly connected to the two racks 21. Two through-holes 22 are provided in the side wall of the pressure gauge body 11. The latch 24 is fixedly connected to the rack 21 , and the two latches 24 are staggered and respectively fixedly connected to one end of the rack 21 away from each other. The two through holes 22 are staggered, and the through holes 22 pass through the side wall of the pressure gauge body 11 , and the through holes 22 are located in the extension direction of the latch 24 .

[0042] The pressure gauge body 11 is installed on the dryer casing 17. The side wall of the dryer casing 17 is provided with a mounting groove 28 for installing and inserting the pressure gauge body 11. Two staggered jacks 23 are provided on the groove wall of the mounting groove 28. The data socket 18 is installed on the groove wall of the mounting groove 28.

[0043] Working or installation process:

[0044] Place the pressure gauge body 11 in the mounting groove 28, and align the two through holes 22 with the two sockets 23 respectively, so that the lower end of the data transmission tube 16 is inserted into the data socket 18 and the data transmission tube 16 is connected to the data socket 18. Press the control button 14, and the control button 14 controls the drive motor 19 to start. The output shaft of the drive motor 19 drives the gear 20 to rotate. The gear 20 engages with the racks 21 on both sides to drive the two racks 21 to move back to each other. The racks 21 drive the guide column 27 along the extension direction of the guide groove 26. The two racks 21 move away from each other, and the rack 21 drives the latch 24 to move closer to the through hole 22 and makes one end of the through hole 22 extend out of the through hole 22 until the end of the latch 24 extending out of the through hole 22 is inserted into the socket 23 (the latch 24 can only slide horizontally in the socket 23); at this time, the groove wall of the socket 23 limits the through hole 22, the drive motor 19 starts the self-locking mode, the gear 20 stops rotating and locks, thereby inserting the two latches 24 into the socket 23 and completing the limit, completing the installation of the pressure gauge body 11.

[0045] The above description is only an illustration of some preferred embodiments of the present disclosure and the technical principles used. Those skilled in the art should understand that the scope of the invention involved in the embodiments of the present disclosure is not limited to the technical solutions formed by the specific combination of the above-mentioned technical features, but should also cover other technical solutions formed by any combination of the above-mentioned technical features or their equivalent features without departing from the above-mentioned inventive concept. For example, the above-mentioned features are replaced with (but not limited to) technical features with similar functions disclosed in the embodiments of the present disclosure.

Claims

1. A digital pressure gauge for a vacuum dryer, comprising: Pressure gauge body (11); The invention is characterized in that a cavity (25) is provided in the pressure gauge body (11), and a digital display screen (12) and a data transmission tube (16) are installed on the pressure gauge body (11); The digital pressure gauge used in the vacuum dryer further comprises: a driving motor (19) fixedly connected to the top wall of the cavity (25); A gear (20) is fixedly connected to the output shaft of the drive motor (19); a rack (21) slidably connected to the bottom wall of the cavity (25); A latch (24) fixedly connected to the rack (21); There are two racks (21) respectively meshing with the gears (20), there are two latches (24) respectively fixedly connected to the two racks (21), and the side wall of the pressure gauge body (11) is provided with two through holes (22).

2. The digital pressure gauge for vacuum drying machine according to claim 1, characterized in that: The digital pressure gauge used in the vacuum dryer further comprises: A switch button (13) is installed on the pressure gauge body (11); A control button (14) is mounted on the pressure gauge body (11); A reset button (15) is installed on the pressure gauge body (11).

3. The digital pressure gauge for vacuum drying machine according to claim 2, characterized in that: The two racks (21) are symmetrically arranged, and a guide groove (26) for sliding the racks (21) is provided on the bottom wall of the cavity (25). A guide column (27) is slidably connected in the guide groove (26), and the guide column (27) is fixedly connected to the bottom wall of the rack (21).

4. The digital pressure gauge for vacuum drying machine according to claim 3, characterized in that: The side wall of the guide column (27) is in sliding contact with the groove wall of the guide groove (26), and the guide groove (26) is horizontally arranged along the extension direction of the rack (21).

5. The digital pressure gauge for vacuum drying machine according to claim 2, characterized in that: The switch button (13), the control button (14) and the reset button (15) are electrically connected to the pressure gauge body (11) respectively, and the control button (14) is electrically connected to the drive motor (19).

6. The digital pressure gauge for vacuum drying machine according to claim 5, characterized in that: The digital display screen (12) and the data transmission tube (16) are electrically connected to the pressure gauge body (11) respectively.

7. The digital pressure gauge for vacuum drying machine according to claim 3, characterized in that: The two latches (24) are staggered and respectively fixedly connected to ends of the rack (21) that are away from each other.

8. The digital pressure gauge for vacuum drying machine according to claim 7, characterized in that: The two through holes (22) are staggered, the through holes (22) pass through the side wall of the pressure gauge body (11), and the through holes (22) are located in the extension direction of the latch (24).

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