Digital display screen of multifunctional digital display meter

Abstract

The utility model relates to a multifunctional digital display instrument digital display screen, which comprises a frame, a display processing mechanism is arranged in the frame, the display processing mechanism comprises a main control chip fixedly connected in the frame, and the left side of the frame is fixedly connected with a display screen body electrically connected with the main control chip. The right side of the frame is detachably connected with a rear cover plate, and the right side of the frame is fixedly connected with an external signal port penetrating through the rear cover plate. According to the multifunctional digital display meter, the digital display screen, the main control chip and the display screen body are integrally designed and can be directly controlled by external signals, an additional driving circuit is not needed, display logic is integrated, the production process is simplified, and the stability of the device can be improved; in addition, the inclination angle of the device can be adjusted during use, so that a user can conveniently check displayed information; when the display screen is not used, the protection plate can shield and protect the display screen body, so that other objects are prevented from directly colliding with the display screen body, and the safety of the display screen body is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of integrated display screens of electric measuring instruments, in particular to a digital display screen of a multifunctional digital display meter. Background Art

[0002] Electrical measuring instruments refer to measuring instruments that use electrical or electronic methods to measure various electrical quantities and electrical parameters; existing electrical measuring instruments usually need to be equipped with display screens to provide various full-color effects and dynamic display image characters to meet various information display needs.

[0003] The problem with the display screen of electrical measuring instruments in the prior art is that the main display screen and the main control chip in the electrical measuring instrument are designed as two parts, and the display screen of the electrical measuring instrument requires the design of a driving circuit, the layout of its components is cumbersome, the space occupied is large, the production process is complicated, the process is not beautiful, and the stability is poor. In view of this, the present application proposes a multifunctional digital display screen. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a multifunctional digital display screen, which adopts an integrated design of a main control chip and a display screen, can be directly controlled by an external signal, does not require an additional drive circuit, integrates the display logic into one, simplifies the production process, and improves the stability of the device. It solves the problem that the main display screen and the main control chip of the electrical measuring instrument in the prior art are designed as two parts, and the display screen of the electrical measuring instrument needs to design a drive circuit, the layout of its components is cumbersome, the space occupied is large, the production process is complicated, the process is not beautiful, and the stability is poor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional digital display screen, comprising a frame, wherein a display processing mechanism is arranged inside the frame;

[0006] The display processing mechanism includes a main control chip fixedly connected inside the frame, a display screen body electrically connected to the main control chip is fixedly connected to the left side of the frame, a rear cover plate is detachably connected to the right side of the frame, an external signal port penetrating the rear cover plate is fixedly connected to the right side of the frame, and the external signal port is electrically connected to the main control chip;

[0007] The top of the frame is rotatably connected to a protective plate, the inside of the frame is rotatably connected to a rotating rod, the rotating rod is L-shaped, and the rotating rod abuts against the side of the protective plate away from the frame, the outer side of the rotating rod is provided with a torsion spring fixedly connected to the frame, and the right side of the rear cover plate is provided with an adjustment component for adjusting the inclination angle of the frame.

[0008] Furthermore, four first positioning rods are fixedly connected to the right side of the frame, and four second positioning rods are fixedly connected to the left side of the rear cover.

[0009] Furthermore, a first positioning groove corresponding to the position of the first positioning rod is formed on the left side of the rear cover plate, and a second positioning groove corresponding to the position of the second positioning rod is formed on the right side of the frame.

[0010] Furthermore, the number of the external signal ports is four, and the rear cover is provided with extending holes corresponding to the positions of the external signal ports.

[0011] Furthermore, the rear cover plate is internally movably connected with a connecting bolt threadedly connected to the frame, an insertion hole slidably adapted to the connecting bolt is provided inside the rear cover plate, and a connecting groove threadedly adapted to the connecting bolt is provided on the right side of the frame.

[0012] Furthermore, the adjustment assembly includes a connecting block fixedly connected to the right side of the rear cover plate, the interior of the connecting block is rotatably connected to a swinging piece, the bottom of the swinging piece is rotatably connected to a support seat, and the interiors of the connecting block and the support seat are both provided with fasteners that pass through the swinging piece.

[0013] Furthermore, the fastener comprises a long bolt penetrating the swinging member, the outer side of the long bolt is provided with a butt plate slidably connected to the connecting block and the supporting seat, and the outer side of the long bolt is threadedly connected with a fastening nut fitting the butt plate.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] The multifunctional digital display screen can be directly controlled by external signals through the display processing mechanism, the integrated design of the main control chip and the display screen body, without the need for an additional drive circuit. The display logic is integrated into one, which simplifies the production process and improves the stability of the device. When in use, the inclination angle of the device can be adjusted by adjusting the inclination angle of the swing member and the support seat, and the inclination angle of the swing member and the rear cover plate, so that the user can view the displayed information conveniently. The protective plate can shield and protect the display screen body when not in use, thereby preventing other objects from directly colliding with the display screen body and protecting the safety of the display screen body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the framework and main control chip of the utility model;

[0018] Figure 3 This is a structural side view of the rear cover of the utility model;

[0019] Figure 4 This is a schematic diagram of the connection between the main control chip and the external signal port of the utility model;

[0020] Figure 5 This is a structural side view of the display screen body of the utility model;

[0021] Figure 6 This is a connection principle diagram of the display screen body of the utility model.

[0022] In the figure: 1. frame; 101. first positioning rod; 2. main control chip; 3. display screen body; 4. external signal port; 5. back cover; 501. second positioning rod; 6. connecting bolt; 7. protective plate; 8. rotating rod; 9. torsion spring; 10. connecting block; 11. swinging member; 12. supporting seat; 13. fastener; 1301. long bolt; 1302. abutment plate; 1303. fastening nut. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-6 A multifunctional digital display screen of a digital display meter in this embodiment includes a frame 1, and a display processing mechanism is arranged inside the frame 1.

[0025] In this embodiment, the display processing mechanism includes a main control chip 2 fixedly connected inside the frame 1, and a display screen body 3 electrically connected to the main control chip 2 is fixedly connected to the left side of the frame 1, so that the main control chip 2 and the display screen body 3 can be conveniently fixed on the frame 1 to realize an integrated design of the main control chip 2 and the display screen body 3. A rear cover plate 5 is detachably connected to the right side of the frame 1, so that the frame 1 can be conveniently closed through the rear cover plate 5 to prevent external factors from affecting the operation of the main control chip 2. Four first positioning rods 101 are fixedly connected to the right side of the frame 1.

[0026] Among them, a first positioning groove corresponding to the position of the first positioning rod 101 is opened on the left side of the rear cover plate 5, so that the first positioning rod 101 can be extended into the rear cover plate 5 by means of the first positioning groove. Four second positioning rods 501 are fixedly connected to the left side of the rear cover plate 5. A second positioning groove corresponding to the position of the second positioning rod 501 is opened on the right side of the frame 1, so that the second positioning rod 501 can be extended into the frame 1 by means of the second positioning groove, thereby maintaining the accurate positioning of the rear cover plate 5 and the frame 1 and improving the stability of their connection.

[0027] Among them, the rear cover plate 5 is internally movably connected with a connecting bolt 6 threadedly connected to the frame 1, an insertion hole slidably adapted to the connecting bolt 6 is opened inside the rear cover plate 5, and a connecting groove threadably adapted to the connecting bolt 6 is opened on the right side of the frame 1, so that the connecting bolt 6 can be conveniently passed through the insertion hole to make it pass through the rear cover plate 5 and be threadedly connected to the frame 1 through the connecting groove, thereby fixing the rear cover plate 5 on the frame 1.

[0028] In this embodiment, the right side of the frame 1 is fixedly connected with an external signal port 4 that passes through the rear cover 5, and the external signal port 4 is electrically connected to the main control chip 2; the number of external signal ports 4 is four, and the interior of the rear cover 5 is provided with an extension hole corresponding to the position of the external signal port 4, so that the external signal port 4 can be extended to the right side of the rear cover 5 by using the extension hole, thereby facilitating the connection of the external control signal, and the top of the frame 1 is rotatably connected with a protective plate 7, and the protective plate 7 is L-shaped.

[0029] Among them, the frame 1 is internally rotatably connected with a rotating rod 8, the shape of the rotating rod 8 is L-shaped, and the rotating rod 8 abuts against the side of the protective plate 7 away from the frame 1. The outer side of the rotating rod 8 is provided with a torsion spring 9 fixedly connected to the frame 1, and the right side of the rear cover plate 5 is provided with an adjustment component for adjusting the inclination angle of the frame 1.

[0030] In this embodiment, the adjustment component includes a connecting block 10 fixedly connected to the right side of the rear cover plate 5, the connecting block 10 is internally rotatably connected to a swinging member 11, the bottom of the swinging member 11 is rotatably connected to a support seat 12, and the interiors of the connecting block 10 and the support seat 12 are both provided with fasteners 13 that penetrate the swinging member 11; the inclination angle of the device can be adjusted conveniently by rotating the swinging member 11 on the support seat 12 and the rear cover plate 5.

[0031] Among them, the fastener 13 includes a long bolt 1301 that passes through the swinging member 11, and a butt plate 1302 that is slidably connected to the connecting block 10 and the support seat 12 is mounted on the outer side of the long bolt 1301, and a fastening nut 1303 that fits the butt plate 1302 is threadedly connected to the outer side of the long bolt 1301; it is convenient to adjust the squeezing effect of the butt plate 1302 on the swinging member 11 by screwing the fastening nut 1303, so as to limit the rotation of the swinging member 11 when the pressing effect is strong.

[0032] The beneficial effects of the above embodiments are:

[0033] The multifunctional digital display screen has an integrated design of a main control chip 2 and a display screen body 3 through a display processing mechanism, and can be directly controlled by an external signal without an additional drive circuit. The display logic is integrated into one, which simplifies the production process and improves the stability of the device. When in use, the inclination angle of the device can be adjusted by adjusting the inclination angle of the swing member 11 and the support seat 12, and the inclination angle of the swing member 11 and the rear cover plate 5, so as to facilitate the user to view the displayed information. The protective plate 7 can shield and protect the display screen body 3 when not in use, so as to prevent other objects from directly colliding with the display screen body 3 and protect the safety of the display screen body 3.

[0034] The working principle of the above embodiment is:

[0035] When using the multifunctional digital display screen, the rear cover plate 5 needs to be installed first, so that the frame 1 can be closed by the rear cover plate 5 to prevent external factors from affecting the operation of the main control chip 2; and the main control chip 2 and the display screen body 3 adopt an integrated design, which can be directly controlled by external signals without the need for an additional drive circuit, and the display logic is integrated into one, which simplifies the production process and improves the stability of the device; the user can adjust the squeezing effect of the plate 1302 on the swing member 11 by screwing the fastening nut 1303, and when the squeezing effect is weak, adjust the inclination of the device, and when the squeezing effect is strong, limit the rotation of the swing member 11, so as to achieve the inclination adjustment of the corresponding device, so as to facilitate the user to view the displayed information;

[0036] When not in use, the protective plate 7 can be rotated to shield the display screen body 3, and the rotating rod 8 can contact the side of the protective plate 7 away from the frame 1 under the action of the torsion spring 9, thereby limiting the rotation of the protective plate 7, so as to maintain a good protective effect, prevent other objects from directly colliding with the display screen body 3, and protect the safety of the display screen body 3.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] 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. A multifunctional digital display screen, comprising a frame (1), characterized in that: A display processing mechanism is arranged inside the frame (1); The display processing mechanism comprises a main control chip (2) fixedly connected inside a frame (1); a display screen body (3) electrically connected to the main control chip (2) is fixedly connected to the left side of the frame (1); a rear cover plate (5) is detachably connected to the right side of the frame (1); an external signal port (4) penetrating the rear cover plate (5) is fixedly connected to the right side of the frame (1); and the external signal port (4) is electrically connected to the main control chip (2); The top of the frame (1) is rotatably connected to a protective plate (7), the interior of the frame (1) is rotatably connected to a rotating rod (8), the rotating rod (8) is L-shaped, and the rotating rod (8) contacts the side of the protective plate (7) away from the frame (1), the outer side of the rotating rod (8) is provided with a torsion spring (9) fixedly connected to the frame (1), and the right side of the rear cover plate (5) is provided with an adjustment component for adjusting the inclination angle of the frame (1).

2. A multifunctional digital display screen according to claim 1, characterized in that: Four first positioning rods (101) are fixedly connected to the right side of the frame (1), and four second positioning rods (501) are fixedly connected to the left side of the rear cover plate (5).

3. A multifunctional digital display screen according to claim 2, characterized in that: A first positioning groove corresponding to the position of the first positioning rod (101) is opened on the left side of the rear cover plate (5), and a second positioning groove corresponding to the position of the second positioning rod (501) is opened on the right side of the frame (1).

4. The multifunctional digital display screen of the digital display meter according to claim 1, characterized in that: The number of the external signal ports (4) is four, and an external extension hole corresponding to the position of the external signal ports (4) is opened inside the rear cover plate (5).

5. The multifunctional digital display screen of the digital display meter according to claim 1, characterized in that: The rear cover plate (5) is movably connected inside with a connecting bolt (6) threadedly connected to the frame (1), an insertion hole slidably matched with the connecting bolt (6) is provided inside the rear cover plate (5), and a connecting groove threadably matched with the connecting bolt (6) is provided on the right side of the frame (1).

6. The multifunctional digital display screen of the digital display meter according to claim 1, characterized in that: The adjustment assembly comprises a connecting block (10) fixedly connected to the right side of the rear cover plate (5); a swinging member (11) is rotatably connected inside the connecting block (10); a supporting seat (12) is rotatably connected at the bottom of the swinging member (11); and a fastener (13) penetrating the swinging member (11) is disposed inside the connecting block (10) and the supporting seat (12).

7. A multifunctional digital display screen according to claim 6, characterized in that: The fastener (13) comprises a long bolt (1301) penetrating the swinging member (11); a butt plate (1302) slidably connected to the connecting block (10) and the supporting seat (12) is sleeved on the outer side of the long bolt (1301); and a fastening nut (1303) is threadedly connected to the butt plate (1302) on the outer side of the long bolt (1301).

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