Total station host waterproof structure
By designing a dual waterproof structure in the total station host, the problem of poor sealing effect of the existing total station in rainy weather is solved, and good waterproof performance and convenient user experience are achieved.
Patent Information
- Application Number
- CN202421850130.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-01
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-08-01
AI Technical Summary
When used in rainy weather, the sealing effect is poor, and water vapor is easily entered into the host through the USB interface, resulting in damage to electrical components and the host needs to be blocked, which is inefficient and inconvenient to use.
A total station host waterproof structure is designed, including a case, a cover, a first waterproof ring, a second waterproof ring, a USB circuit board and a control motherboard. By setting a first sealing groove and a second sealing groove, a first waterproof ring and a second waterproof ring are sealed, and a flexible cover plate and a waterproof cover plate are provided on the USB circuit board to form a double waterproof structure.
It effectively improves the sealing effect between the host and the total station body, prevents moisture from entering the host through the USB interface, and does not need to block the host, improving operational efficiency and convenience of use.
Smart Images
Figure CN222884968U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of measuring instruments, in particular to a waterproof structure of a host computer of a total station. Background Art
[0002] The host of the total station is equipped with a control motherboard and a USB interface for external signal transmission or charging. When the total station is used outdoors in rainy weather, the sealing effect of the host and the total station body is poor when assembled due to the total station in the prior art. In addition, in some total stations, water vapor can easily enter the host through the USB interface, causing damage to the electrical components inside the host. Therefore, when using the total station in rainy weather, the host needs to be shielded. This operation method is inefficient and inconvenient to use. Utility Model Content
[0003] The purpose of the utility model is to provide a waterproof structure for a total station host, to improve the sealing effect when the host and the total station body are assembled, to prevent moisture from entering the host through the USB interface when used in rainy weather, to eliminate the need to shield the host, to improve operating efficiency, and to facilitate use.
[0004] In order to achieve the above-mentioned purpose, the utility model provides a total station host waterproof structure, including a housing, a cover, a first waterproof ring, a second waterproof ring, a USB circuit board and a control mainboard;
[0005] The two end surfaces of the housing that are arranged in opposite directions along the first direction are provided with a first sealing groove and a second sealing groove, the first waterproof ring is arranged in the first sealing groove for sealing with the total station body, and the second waterproof ring is arranged in the second sealing groove for sealing with the housing;
[0006] The control main board is located in the casing, a first mounting groove is provided in the casing, and the USB circuit board is located in the first mounting groove; a second mounting groove is provided on a side wall of the casing close to the first mounting groove, the second mounting groove is provided with an opening connected to the first mounting groove, the USB circuit board is provided with a USB interface, the USB interface is arranged opposite to the opening, a flexible cover plate is rotatably provided in the second mounting groove, and the flexible cover plate is used to seal the opening; a waterproof cover plate is provided in the first mounting groove, the waterproof cover plate is arranged above the USB circuit board, a preset gap is provided between the side wall of the waterproof cover plate and the inner wall of the first mounting groove, and the preset gap is filled with a waterproof adhesive layer.
[0007] Furthermore, a step is provided on the top of the waterproof cover plate, and the preset gap is provided on the side wall of the step and the inner wall of the first installation groove.
[0008] Furthermore, the flexible cover plate includes a cover plate body and a rotating shaft, the rotating shaft is passed through one end of the cover plate body, the second mounting groove is provided with limiting grooves corresponding to the two end portions of the rotating shaft, the second mounting groove is also fixedly provided with a pressure plate, the pressure plate is provided with an accommodating hole, the cover plate body is arranged in the accommodating hole, one end surface of the pressure plate facing the second mounting groove cooperates with the limiting groove to form a rotating groove, and the two end portions of the rotating shaft are respectively located in the rotating grooves.
[0009] Furthermore, a limiting protrusion is provided at the other end of the cover body, the top surface of the limiting protrusion is higher than the top surface of the cover body, and the bottom surface of the limiting protrusion is flush with the top surface of the cover.
[0010] Furthermore, the flexible cover is made of silicone rubber or TPU or PVC soft rubber material.
[0011] Furthermore, a clamping portion is provided on the bottom surface of the cover plate body, a deformation groove is opened on the bottom surface of the clamping portion, and a clamping boss is provided on the side wall of the clamping portion to be pressed and fitted with the side wall of the second installation groove.
[0012] Furthermore, the waterproof cover plate and the first mounting groove are fixedly connected by screws.
[0013] Furthermore, the USB circuit board includes a PCB board and an FPC board which are electrically connected, the USB interface is located on the PCB board, and the FPC board is electrically connected to the control main board.
[0014] Furthermore, the preset gap is greater than or equal to 0.5 mm.
[0015] Compared with the prior art, the waterproof structure of the host of the total station in the embodiment of the utility model has the following beneficial effects: the first waterproof ring is arranged in the first sealing groove for sealing with the body of the total station, thereby improving the sealing effect of the host and the body of the total station; in addition, the second waterproof ring is arranged in the second sealing groove for sealing with the cover plate, thereby improving the sealing effect of the whole host. In addition, the USB circuit board is located in the first installation groove, the side wall of the housing close to the first installation groove is provided with a second installation groove, the second installation groove is provided with an opening and communicated with the first installation groove, the USB circuit board is provided with a USB interface, the USB interface is arranged opposite to the opening, and a flexible cover plate is rotatably arranged in the second installation groove, the flexible cover plate is used to seal the opening, forming a first waterproof structure, and at the same time, a waterproof cover plate is arranged above the USB circuit board, a preset gap is arranged between the side wall of the waterproof cover plate and the inner wall of the first installation groove, and a waterproof adhesive layer is filled in the preset gap, thereby forming a second waterproof structure, double waterproof, preventing water vapor from entering the interior of the host through the USB interface, having good waterproof performance, and no need to shield the body when used in rainy weather, thereby improving operation efficiency and being convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is an exploded view of the parts of the waterproof structure of the total station host in the embodiment of the utility model;
[0017] Figure 2 It is a structural schematic diagram of a housing of a waterproof structure of a total station host according to an embodiment of the utility model;
[0018] Figure 3 It is a side view of the waterproof structure of the host of the total station according to the embodiment of the utility model;
[0019] Figure 4 It is a top view of the waterproof structure of the host of the total station according to the embodiment of the utility model;
[0020] Figure 5 yes Figure 4 Sectional view at A in the middle;
[0021] Figure 6 yes Figure 5 A partial enlarged view of point B in the middle;
[0022] Figure 7 It is a schematic diagram of the installation of the waterproof structure of the total station host in the embodiment of the utility model.
[0023] In the figure, 1, casing; 11, first sealing groove; 12, second sealing groove; 13, first mounting groove, 14, second mounting groove; 141, opening; 142, limiting groove, 15, pressure plate; 151, accommodating hole; 2, machine cover; 3, first waterproof ring; 4, second waterproof ring; 5, USB circuit board; 51, USB interface; 52, PCB board; 53, FPC board; 6, control main board; 7, flexible cover; 71, cover body; 711, limiting protrusion; 712, snap-on part; 7121, deformation groove; 7122, snap-on boss; 72, rotating shaft; 8, waterproof cover; 81, step; 9, waterproof adhesive layer; a, total station body; X, first direction. DETAILED DESCRIPTION
[0024] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. used in the present invention to indicate the orientation or positional relationship are based on the positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred devices and elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0026] In the description of the present invention, it should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information.
[0027] See also Figures 1 to 7 The utility model is a total station host waterproof structure of the preferred embodiment, which includes a housing 1, a cover 2, a first waterproof ring 3, a second waterproof ring 4, a USB circuit board 5 and a control mainboard 6. For the convenience of description, refer to Figure 5 , the height direction of the casing 1 is now defined as the first direction X; wherein the casing 1 is hollow inside and is used to install electrical components such as the USB circuit board 5 and the control mainboard 6. In order to improve the sealing effect when the host and the total station body a are assembled, and at the same time, improve the sealing effect of the host itself, a first sealing groove 11 and a second sealing groove 12 are opened on the two end surfaces of the casing 1 that are arranged opposite to each other along the first direction X. The first waterproof ring 3 is arranged in the first sealing groove 11 for assembling and sealing with the total station body a, and the second waterproof ring 4 is arranged in the second sealing groove 12 for assembling and sealing with the casing 1. That is, when the host and the total station body a are installed, the casing 1 and the total station body a are fixed with screws, and the first waterproof ring 3 is squeezed to form a sealing structure. Similarly, the same sealing method is used when the casing 1 and the cover are installed.
[0028] Specifically, in order to facilitate the positioning of the USB circuit board 5 during installation, refer to Figure 5 , Figure 6 A first mounting groove 13 is provided in the housing 1, and the USB circuit board 5 is located in the first mounting groove 13. In order to facilitate signal transmission or charging between the host and the outside, a second mounting groove 14 is provided on a side wall of the housing 1 close to the first mounting groove 13. The second mounting groove 14 is provided with an opening 141 and communicates with the first mounting groove 13. The USB circuit board 5 is provided with a USB interface 51, and the USB interface 51 is arranged opposite to the opening 141. In order to facilitate waterproof design, a flexible cover plate 7 is rotatably provided in the second mounting groove 14. The flexible cover plate 7 is used to seal the opening 141 and can be used for waterproofing. In order to further improve the waterproof performance between the USB circuit board 5 and the housing 1 after installation, in this embodiment, a waterproof cover plate 8 is provided in the first mounting groove 13. The waterproof cover plate 8 is arranged above the USB circuit board. A preset gap is provided between the side wall of the waterproof cover plate 8 and the inner wall of the first mounting groove 13. The preset gap is filled with a waterproof adhesive layer 9, so that the USB circuit board 5 can be isolated from the internal space of the housing 1 to prevent moisture from entering the housing 1 from the USB interface 51.
[0029] Further, in order to improve the structural strength of the waterproof adhesive layer 9 and facilitate the adhesion of the 704 liquid silicone rubber when dispensing in the preset gap, refer to Figure 4 , Figure 5 , Figure 6 The top of the waterproof cover plate 8 is provided with a step 81, and a preset gap is provided between the side wall of the step 81 and the inner wall of the first mounting groove 13. The preset gap is greater than or equal to 0.5 mm, and the preset gap can be adjusted according to the actual waterproof requirements and the sealing effect. Furthermore, in order to facilitate the installation of the waterproof cover plate 8, the waterproof cover plate 8 and the first mounting groove 13 are fixedly connected by screws.
[0030] Further, in order to simplify the structure of the flexible cover plate 7, refer to Figure 1 The flexible cover plate 7 includes a cover plate body 71 and a rotating shaft 72. The cover plate body 71 is made of high-elastic silicone rubber or TPU or PVC soft rubber material. In this embodiment, preferably, the cover plate body 71 is made of high-elastic silicone rubber. Figure 1 A rotating shaft 72 is provided at one end of the cover body 71. In order to facilitate the positioning of the rotating shaft 72 during installation, refer to Figure 2 , Figure 3 , Figure 6 The second mounting groove 14 is provided with limiting grooves 142 corresponding to the two ends of the rotating shaft 72. A pressing plate 15 is also fixedly provided in the second mounting groove 14. The pressing plate 15 is provided with a receiving hole 151. The cover body 71 is arranged in the receiving hole 151. One end surface of the pressing plate 15 facing the second mounting groove 14 cooperates with the limiting groove 142 to form a rotating groove. The two ends of the rotating shaft 72 are respectively located in the rotating grooves, that is, after the rotating shaft 72 is installed, the two ends of the rotating shaft 72 are clamped between the pressing plate 15 and the limiting groove 142, and the cover body 71 can rotate around the axis of the rotating shaft 72 to open the opening 141, exposing the USB interface 51, and connecting with the data cable for signal transmission or charging with the outside.
[0031] Furthermore, in order to facilitate the limit position when the cover body 71 is rotated to the right position, and at the same time, to facilitate the opening of the cover body 71, refer to Figure 1 , Figure 3 The other end of the cover body 71 is provided with a limiting protrusion 711, the top surface of the limiting protrusion 711 is higher than the top surface of the cover body 71, and the bottom surface of the limiting protrusion 711 is flush with the top surface of the cover, that is, when the cover body 71 needs to seal the opening 141, the cover body 71 is rotated, and the bottom surface of the limiting protrusion 711 is in contact with the end surface of the pressing plate 15. When the opening 141 needs to be opened to expose the USB interface 51, the cover body 71 can be rotated by pinching the limiting protrusion with fingers.
[0032] Furthermore, in order to facilitate the design of the sealing structure between the cover plate body 71 and the second mounting groove 14, in this embodiment, refer to Figure 6A clamping portion 712 is provided on the bottom surface of the cover body 71, and a deformation groove 7121 is opened on the bottom surface of the clamping portion 712. The side wall of the clamping portion 712 is provided with a clamping boss 7122 that is squeezed and fitted with the side wall of the second mounting groove 14. That is, when the clamping portion 712 is inserted into the second mounting groove 14, the clamping boss 7122 and the second mounting groove 14 are interference fit and squeezed, and the deformation hole is deformed, thereby achieving a better sealing effect.
[0033] Furthermore, in order to facilitate the electrical connection between the USB circuit board 5 and the control main board 6, refer to Figure 1 , Figure 6 The USB circuit board 5 includes an electrically connected PCB board and an FPC board 53, wherein the USB interface 51 is located on the PCB board, and the FPC board 53 is electrically connected to the control main board 6. The control main board 6 is also electrically connected to the control module inside the total station body a to achieve signal transmission.
[0034] The assembly process of the utility model is as follows: after installing the cover body 71 and the rotating shaft 72, the two ends of the main shaft are set in the limit groove 142, and the cover is fixed at the same time, and then the USB circuit board 5 is installed in the first installation groove 13, and then the waterproof cover 8 is fixed, and glue is applied in the preset gap formed between the side wall of the waterproof cover 8 and the side wall of the first installation groove 13 to form a waterproof glue layer 9. After the glue is applied, it takes 5 minutes for the glue to solidify, and then the first waterproof ring 3 is installed to fix the casing 1 and the total station body a, and the control main board 6 is installed. After the control main board 6 and the USB circuit board 5 are electrically connected, the control main board 6 is electrically connected to the total station body a, and then the second waterproof ring 4 is installed to fix the casing 1 and the cover 2.
[0035] In summary, an embodiment of the utility model provides a total station host waterproof structure, wherein a first waterproof ring 3 is arranged in a first sealing groove 11 for assembly and sealing with a total station body a, thereby improving the sealing effect between the host and the total station body a; in addition, a second waterproof ring 4 is arranged in a second sealing groove 12 for assembly and sealing with a cover plate, thereby improving the overall sealing effect of the host. In addition, the USB circuit board 5 is located in the first mounting groove 13, and a second mounting groove 14 is opened on a side wall of the casing 1 close to the first mounting groove 13. The second mounting groove 14 is provided with an opening 141 and is connected to the first mounting groove 13. The USB circuit board 5 is provided with a USB interface 51, and the USB interface 51 is arranged opposite to the opening 141. In addition, a flexible cover plate 7 is rotatably provided in the second mounting groove 14, and the flexible cover plate 7 is used to seal the opening 141 to form a first waterproof structure. At the same time, a waterproof cover plate 8 is provided above the USB circuit board 5, and a preset gap is provided between the side wall of the waterproof cover plate 8 and the inner wall of the first mounting groove 13. The preset gap is filled with a waterproof adhesive layer 9 to form a second waterproof structure. The double waterproof structure prevents water vapor from entering the host through the USB interface 51, has good waterproof performance, and does not need to cover the fuselage when used in rainy weather, thereby improving operating efficiency and facilitating use.
[0036] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.
Claims
1. A total station host waterproof structure, characterized in that: It includes a housing, a cover, a first waterproof ring, a second waterproof ring, a USB circuit board and a control mainboard; The two end surfaces of the housing that are arranged in opposite directions along the first direction are provided with a first sealing groove and a second sealing groove, the first waterproof ring is arranged in the first sealing groove for sealing with the total station body, and the second waterproof ring is arranged in the second sealing groove for sealing with the housing; The control main board is located in the casing, a first mounting groove is provided in the casing, and the USB circuit board is located in the first mounting groove; a second mounting groove is provided on a side wall of the casing close to the first mounting groove, the second mounting groove is provided with an opening connected to the first mounting groove, the USB circuit board is provided with a USB interface, the USB interface is arranged opposite to the opening, a flexible cover plate is rotatably provided in the second mounting groove, and the flexible cover plate is used to seal the opening; a waterproof cover plate is provided in the first mounting groove, the waterproof cover plate is arranged above the USB circuit board, a preset gap is provided between the side wall of the waterproof cover plate and the inner wall of the first mounting groove, and the preset gap is filled with a waterproof adhesive layer.
2. The total station host waterproof structure as claimed in claim 1, characterized in that: A step is provided on the top of the waterproof cover plate, and the preset gap is provided on the side wall of the step and the inner wall of the first installation groove.
3. The total station host waterproof structure as claimed in claim 1, characterized in that: The flexible cover plate includes a cover plate body and a rotating shaft, wherein the rotating shaft is passed through one end of the cover plate body, and limiting grooves corresponding to the two end portions of the rotating shaft are opened in the second installation groove. A pressure plate is also fixedly provided in the second installation groove, and the pressure plate is opened with a receiving hole. The cover plate body is arranged in the receiving hole, and an end surface of the pressure plate facing the second installation groove cooperates with the limiting groove to form a rotating groove, and the two end portions of the rotating shaft are respectively located in the rotating grooves.
4. The total station mainframe waterproof structure as claimed in claim 3, characterized in that: A limiting protrusion is provided at the other end of the cover body, the top surface of the limiting protrusion is higher than the top surface of the cover body, and the bottom surface of the limiting protrusion is flush with the top surface of the cover.
5. The total station host waterproof structure as claimed in claim 3, characterized in that: The flexible cover plate is made of silicone rubber or TPU or PVC soft rubber material.
6. The total station mainframe waterproof structure as claimed in claim 4, characterized in that: A clamping portion is provided on the bottom surface of the cover plate body, a deformation groove is opened on the bottom surface of the clamping portion, and a clamping boss is provided on the side wall of the clamping portion to be pressed and fitted with the side wall of the second installation groove.
7. The total station mainframe waterproof structure as claimed in claim 1, characterized in that: The waterproof cover plate and the first mounting groove are fixedly connected by screws.
8. The total station host waterproof structure as claimed in claim 1, characterized in that: The USB circuit board comprises a PCB board and an FPC board which are electrically connected. The USB interface is located on the PCB board, and the FPC board is electrically connected to the control main board.
9. The total station mainframe waterproof structure as claimed in claim 1, characterized in that: The preset gap is greater than or equal to 0.5 mm.