Waterproof box for DIC three-dimensional measuring equipment

Abstract

The utility model belongs to the technical field of optical measurement, and particularly discloses a waterproof box for DIC three-dimensional measurement equipment, which mainly comprises a box shell, an inner frame, toughened glass, a sealing joint, a quick release plate holder set and a mounting clamp, according to the waterproof box, the tempered glass is arranged on the front side face of the box shell and bonded with the inner frame, a high-definition transparent window is provided, it is ensured that accurate image data are obtained in the underwater environment, and therefore the DIC measurement accuracy is ensured; meanwhile, sealing strips are arranged in a notch formed in the inner frame and a sealing strip groove formed in the lower cover plate, so that the overall sealing performance of the waterproof box is guaranteed, and the sealing waterproof grade is improved; the box shell and the mounting pipe are connected and fixed through the mounting clamp, and the front-back position of the DIC three-dimensional measurement equipment is adjusted and fixed after adjustment is achieved through the quick-release plate clamping seat set, so that the requirement for stable measurement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of optical measurement, and particularly relates to a waterproof box for a DIC three-dimensional measurement device. Background Technique

[0002] The DIC (Digital Image Correlation) three-dimensional measurement technology has been widely used in the fields of materials science, aerospace, civil engineering, mechanical engineering, etc. due to its non-contact and full-field quantization measurement advantages. With the development of the DIC three-dimensional measurement technology, its application has been very mature, and it can provide full-field, non-contact, and high-precision strain and deformation measurements.

[0003] At present, most of the waterproof boxes for DIC three-dimensional measurement devices are waterproof boxes designed for electrical equipment. These waterproof boxes are usually made of reinforced plastic or stainless steel and can protect electrical equipment from damage caused by water ingress. Although such waterproof boxes can be waterproof underwater, they are not optimized for the special requirements of DIC three-dimensional measurement devices. Most of the existing waterproof boxes cannot provide a clear transparent imaging window suitable for DIC three-dimensional measurement, and the stability of equipment installation is insufficient, which relatively affects the measurement accuracy. At the same time, the existing waterproof box inlet and outlet design does not have a professional underwater sealing joint and cannot meet the requirements of equipment data transmission and safe power supply.

[0004] Therefore, the utility model proposes a waterproof box for a DIC three-dimensional measurement device. Content of the Utility Model

[0005] The purpose of the utility model is to propose a waterproof box for a DIC three-dimensional measurement device, which can meet the requirements of clear measurement and stable installation of the DIC three-dimensional measurement device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A waterproof box for a DIC three-dimensional measurement device includes a box shell, an inner frame, tempered glass, a sealing joint, a quick-install plate clamp seat set, and an installation fixture;

[0008] The outer contour of the box shell is in a cuboid shape, and the front side of the box shell is open;

[0009] An inner frame is arranged at the open front side of the box shell. The outer contour of the inner frame is in a square frame structure. Among them, the tempered glass is arranged on the front side of the inner frame;

[0010] The top plate of the box shell is provided with an opening, and a cover plate is arranged at the opening of the top plate of the box shell. The cover plate includes an upper cover plate and a lower cover plate. Among them, the outer contour of the lower cover plate is in a square frame structure, and the lower cover plate is connected to the box shell. The upper cover plate is fixedly connected to the top of the lower cover plate. A sealing strip groove is formed on the top surface of the lower cover plate, and a sealing strip for realizing the seal between the upper cover plate and the lower cover plate is arranged in the sealing strip groove.

[0011] A plurality of sealing joints are arranged on the rear side surface of the box shell, and the sealing joints are communicated with the inside of the box shell. The quick-installation plate clamp seat is sleeved inside the box shell and is arranged on the bottom plate of the box shell. The quick-installation plate clamp seat is sleeved and connected to the DIC three-dimensional measurement device.

[0012] The installation fixture is arranged on the rear side surface of the box shell.

[0013] Preferably, a notch is formed on the front side surface of the inner frame, and a sealing strip for realizing the seal between the tempered glass and the inner frame is arranged in the notch.

[0014] Preferably, the cross section of the notch is a rectangular cross section.

[0015] Preferably, the sealing joint includes a joint body, a pressing head and a sealing ring. The bottom end of the joint body is arranged inside the box shell, and an external thread is arranged at the bottom end of the joint body. The bottom end of the joint body is fixed to the box shell through a nut connected to the external thread. The top end of the joint body is arranged outside the box shell, and an external thread is arranged on its outer side. The sealing ring is arranged inside the upper end of the joint body. An internal thread is arranged on the inner wall of the pressing head, and the pressing head is threadedly connected to the top end of the joint body.

[0016] Preferably, a ring-shaped sealing gasket is arranged at the connection between the middle and lower part of the joint body and the box shell.

[0017] Preferably, the quick-installation plate clamp seat sleeve includes a quick-installation plate clamp seat and a quick-installation plate. The bottom of the quick-installation plate clamp seat is fixedly connected to the bottom plate of the box shell. The top of the quick-installation plate is connected to the DIC three-dimensional measurement device. The quick-installation plate is located above the quick-installation plate clamp seat and is slidably installed and fastened to the quick-installation plate clamp seat.

[0018] Preferably, the installation fixture includes a fixture base, a fixed clamp block and a movable clamp block.

[0019] One side of the fixture base is fixedly connected to the rear side of the box shell, and the other side of the fixture base is fixedly connected to a fixed clamping block; arc-shaped grooves are provided at the middle positions of both the fixed clamping block and the movable clamping block. Threaded holes are provided on both sides of the arc-shaped groove of the fixed clamping block, and through holes are provided on both sides of the arc-shaped groove of the movable clamping block. The movable clamping block and the fixed clamping block are connected by bolts passing through the through holes and the threaded holes in sequence; the side of the fixed clamping block where the arc-shaped groove is provided is arranged opposite to the side of the movable clamping block where the arc-shaped groove is provided.

[0020] Preferably, a plurality of compression fasteners are symmetrically arranged on the side wall of the box shell. The compression fastener includes a hinge seat, a swing rod, a buckle, and a ring nut;

[0021] One end of the swing rod is connected to the side wall of the box shell through the hinge seat, and the swing rod can swing up and down relative to the side wall of the box shell; the buckle is arranged on the swing rod, and a wedge block is arranged on one side of the buckle. Cover grooves adapted to the wedge block are provided on both sides of the top of the upper cover plate, and the wedge block is embedded in the cover groove; an external thread is provided at the other end of the swing rod, and the ring nut is threadedly connected to the swing rod.

[0022] Preferably, a V-shaped groove is formed at the periphery of the contact surface between the upper cover plate and the lower cover plate.

[0023] Preferably, a pressure gauge and a valve core are provided on the top of the upper cover plate.

[0024] The beneficial effects of the present utility model are as follows:

[0025] The present utility model provides a waterproof box for a DIC three-dimensional measurement device. By arranging tempered glass on the front side of the box shell and bonding it to the inner frame, a transparent window with high clarity is provided to ensure accurate image data can be obtained in an underwater environment, thereby ensuring the accuracy of DIC measurement; at the same time, sealing strips are provided in the notch opened in the inner frame and in the sealing strip groove opened in the lower cover plate to ensure the overall sealing of the waterproof box and improve the sealing and waterproof level; the waterproof box of the present utility model realizes the connection and fixation of the box shell and the installation pipe by setting an installation fixture, and can realize the adjustment of the front and rear positions of the DIC three-dimensional measurement device and the fixation after adjustment by using a quick-release plate clamp seat to meet the needs of stable measurement, ensuring that the DIC three-dimensional measurement device can be stably installed underwater while ensuring the accuracy of the measurement process; the waterproof box of the present utility model introduces a professional underwater sealing joint to ensure the reliable sealing of the wire inlet and outlet, and guarantee the safe connection of the data transmission line and the power supply line. The waterproof box of the present utility model also sets a pressure gauge and a valve core for detecting the sealing performance of the waterproof box. Description of the Drawings

[0026] Figure 1 is a three-dimensional view of the present utility model Figure 1 ;

[0027] Figure 2 is the three-dimensional view of the present utility model Figure 2 ;

[0028] Figure 3 is the front view of the present utility model;

[0029] Figure 4 is the rear view of the present utility model;

[0030] Figure 5 is the side view of the present utility model;

[0031] Figure 6 is the partial sectional view of the present utility model;

[0032] Figure 7 is Figure 6 the enlarged view of part A of;

[0033] Figure 8 is the assembly schematic diagram of the box shell of the present utility model and the DIC three-dimensional measurement device Figure 1 ;

[0034] Figure 9 is Figure 8 the enlarged view of part B of;

[0035] Figure 10 is the assembly schematic diagram of the box shell of the present utility model and the DIC three-dimensional measurement device Figure 2 ;

[0036] Figure 11 is the assembly schematic diagram of the quick-release plate clamp seat set of the present utility model and the DIC three-dimensional measurement device;

[0037] Figure 12 is the bottom view of the DIC three-dimensional measurement device of the present utility model;

[0038] Figure 13 is the structural schematic diagram of the quick-release plate clamp seat set of the present utility model;

[0039] Figure 14 is the sectional view of the sealing joint of the present utility model;

[0040] Figure 15 is the structural schematic diagram of the mounting fixture of the present utility model;

[0041] Figure 16 is the assembly schematic diagram of the compression fastener and the box shell of the present utility model;

[0042] Figure 17 is Figure 16 the enlarged view of part C of;

[0043] Wherein, 1 - box shell;

[0044] 2 - Cover plate: 21 - Upper cover plate, 211 - Cover plate groove, 22 - Lower cover plate, 221 - Sealing strip groove;

[0045] 3 - Tempered glass;

[0046] 4 - Inner frame, 41 - Notch;

[0047] 5 - Installation fixture: 51 - Fixture base, 52 - Fixed clamping block, 53 - Movable clamping block;

[0048] 6 - Sealing joint: 61 - Joint body, 62 - Sealing ring, 63 - Compression head, 64 - Sealing washer;

[0049] 7 - Quick - mounting plate clamp seat set: 71 - Fixed clamp seat, 711 - Rectangular groove, 72 - Movable clamp seat, 721 - Rectangular insert block, 73 - Clamping handwheel, 74 - Quick - mounting plate, 741 - Mounting through - hole;

[0050] 8 - DIC three - dimensional measurement device;

[0051] 91 - Pressure gauge, 92 - Valve core;

[0052] 93 - Press - fit buckle: 931 - Hinge seat, 932 - Swing rod, 933 - Buckle, 934 - Ring nut. Detailed implementation mode

[0053] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0054] In the present utility model, unless otherwise clearly specified and defined, terms such as "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and can be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0055] Combined with Figures 1 to 17 As shown, the present utility model proposes a waterproof box for a DIC three - dimensional measurement device, which can achieve clear measurement and stable installation of the DIC three - dimensional measurement device 8 in an underwater environment.

[0056] Combined with Figures 1 to 5As shown in the figure, the waterproof box of the present utility model mainly includes a box shell 1, a cover plate 2, a tempered glass 3, an inner frame 4, a mounting fixture 5, a sealing joint 6, and a quick-release plate clamp set 7.

[0057] Combined with Figures 1 to 5 As shown in the figure, the outer contour of the box shell 1 is rectangular, and the front side of the box shell 1 is open. The box shell 1 is welded by stainless steel plates and is relatively strong and durable. Combined with Figure 9 and Figure 10 As shown in the figure, a DIC three-dimensional measurement device 8 is arranged inside the box shell 1 and can be used for DIC data measurement.

[0058] Combined with Figure 1 and Figure 6 As shown in the figure, an inner frame 4 is arranged at the open front side of the box shell 1. The outer contour of the inner frame 4 is a square frame structure. Among them, a tempered glass 3 is bonded to the front side of the inner frame 4. No threaded holes are provided on the inner frame 4, which can relatively improve the waterproof sealing effect.

[0059] Combined with Figure 6 and Figure 7 As shown in the figure, the inner frame 4 is arranged inside the box shell 1 and is fixedly connected to the inner wall of the box shell 1 by welding. A notch 41 is provided along the circumference of the front side of the inner frame 4. The notch 41 is integrally in a square frame shape, and the cross-section of the notch 41 is a rectangular cross-section. A sealing strip for realizing the seal between the tempered glass 3 and the inner frame 4 is arranged in the notch 41, which can ensure good sealing performance.

[0060] Combined with Figure 6 and Figure 7 As shown in the figure, an opening is provided on the top plate of the box shell 1, and a cover plate 2 is arranged at the opening of the top plate of the box shell 1. The cover plate 2 includes an upper cover plate 21 and a lower cover plate 22. Among them, the outer contour of the lower cover plate 22 is a square frame structure. The lower cover plate 22 is connected to the box shell 1 and is arranged along the opening of the top plate of the box shell 1. The bottom of the upper cover plate 21 is fixedly connected to the top of the lower cover plate 22. A sealing strip groove 221 is provided on the top surface of the lower cover plate 22, and a sealing strip for realizing the seal between the upper cover plate 21 and the lower cover plate 22 is arranged in the sealing strip groove 221. Combined with Figure 8 and Figure 9 As shown in the figure, a V-shaped groove is formed on the periphery of the contact surface of the upper cover plate 21 and the lower cover plate 22, which is convenient for applying sealant to strengthen the overall sealing effect of the waterproof box and protect the internal DIC three-dimensional measurement device.

[0061] Combined with Figure 16 and Figure 17As shown, in addition to being assembled and connected by bolts, the upper cover plate 21 and the lower cover plate 22 can also be assembled and fixed by setting pressing fasteners 93. Among them, four pressing fasteners 93 are provided and are symmetrically arranged on both sides of the box shell 1. The pressing fastener 93 mainly includes components such as a hinge seat 931, a swing rod 932, a buckle 933, and a ring nut 934. Combined with Figure 17 As shown, one end of the swing rod 932 is connected to the side wall of the box shell 1 through the hinge seat 931, and the swing rod 932 can swing up and down relative to the side wall of the box shell 1. The buckle 933 is arranged on the swing rod 932, and a wedge block is arranged on one side of the buckle 933. Cover plate grooves 211 adapted to the wedge block are opened on both sides of the top of the upper cover plate 21, and the wedge block can be embedded in the cover plate grooves 211. An external thread is provided at the other end of the swing rod 932, and the ring nut 934 is threadedly connected to the swing rod 932, and the ring nut 934 is arranged above the buckle 933. By rotating the ring nut 934, the buckle 933 can be pressed tightly, so that the wedge block of the buckle 933 is firmly buckled in the cover plate grooves 211, so that the upper cover plate 21 applies a downward pressure to the lower cover plate 22, and finally the assembly and fixation of the upper cover plate 21 and the lower cover plate 22 are realized.

[0062] In the waterproof box of the present utility model, by arranging the tempered glass 3 on the front side of the box shell 1 and bonding it to the inner frame 4, a transparent window with high definition is provided to ensure accurate image data acquisition in an underwater environment, thereby ensuring the accuracy of DIC measurement. At the same time, by arranging sealing strips in the notch 41 of the inner frame 4 and in the sealing strip groove 221 of the lower cover plate 22, the sealing and waterproof effect is strengthened, the waterproof level is improved, and it is ensured that the DIC three-dimensional measurement device 8 inside the box shell 1 is not damaged.

[0063] Combined with Figure 2 As shown, four sealing joints 6 are arranged on the rear side surface of the box shell 1, and each sealing joint 6 is communicated with the inside of the box shell 1. The data transmission line and the power supply line can be connected to the DIC three-dimensional measurement device 8 inside the box shell 1 through the sealing joint 6 for data and power transmission.

[0064] Combined with Figure 14As shown, the sealed joint 6 includes a joint body 61, a sealing ring 62, and a tightening head 63. The bottom end of the joint body 61 is inserted into the interior of the box housing 1, and the bottom end of the joint body 61 is provided with an external thread. The bottom end of the joint body 61 is connected to the external thread through a nut, realizing the fixation between the sealed joint 6 and the box housing 1. The top end of the joint body 61 is disposed outside the box housing 1, and an external thread is provided on its outer side. The sealing ring 62 is disposed inside the upper end of the joint body 61 for sealing use to ensure good sealing performance. The inner wall of the tightening head 63 is provided with an internal thread adapted to the external thread, and the tightening head 63 is threadedly connected to the top end of the joint body 61. When the tightening head 63 is tightened downward, the upper part of the joint body 61 is forced to be tightened, so that the sealing ring 62 inside the joint body 61 is pressed tightly, and the purpose of waterproofing the cable can be achieved. At the same time, vertical stripes are provided on the outer side of the tightening head 63 to facilitate the staff to twist the tightening head 63. A ring-shaped sealing gasket 64 is provided at the connection between the middle and lower part of the joint body 61 and the box housing 1, and sealing gaskets 64 are installed on both the inner and outer sides of the box housing 1, which can achieve the purpose of sealing between the sealed joint 6 and the box housing 1 and ensure good sealing performance. The waterproof box of the present utility model introduces a professional underwater sealed joint 6 to ensure the reliable sealing of the inlet and outlet, and guarantee the safe connection of the data transmission line and the power supply line.

[0065] Combined with Figure 8 and Figure 11 As shown, a quick-install plate clamp seat set 7 is provided on the top of the bottom plate inside the box housing 1. The quick-install plate clamp seat set 7 can be connected to the DIC three-dimensional measurement device 8, and the position of the DIC three-dimensional measurement device 8 can be adjusted back and forth through the quick-install plate clamp seat set 7 to improve the measurement accuracy and applicability. The quick-install plate clamp seat set 7 includes a quick-install plate clamp seat, a clamping handwheel 73, a quick-install plate 74, and a clamp seat mounting seat. Among them, the quick-install plate clamp seat is composed of a fixed clamp seat 71 and a movable clamp seat 72.

[0066] Combined with Figure 13 As shown, the bottom of the fixed clamp seat 71 is fixedly connected to the top of the bottom plate of the box housing 1 through a clamp seat mounting seat, and a rectangular groove 711 is provided on one side of the fixed clamp seat 71. A rectangular insertion block 721 is provided on the side of the movable clamp seat 72 opposite to the rectangular groove 711, and the rectangular insertion block 721 is adapted to the rectangular groove 711. Threaded holes are provided at corresponding positions in the middle of the fixed clamp seat 71 and the movable clamp seat 72, and the fixed clamp seat 71 and the movable clamp seat 72 are connected by bolts passing through the threaded holes. A clamping handwheel 73 is provided at the end of the bolt and on the other side of the movable clamp seat 72. By rotating the clamping handwheel 73, the rectangular insertion block 721 is inserted into the rectangular groove 711, and at the same time, the quick-install plate 74 above the quick-install plate clamp seat is clamped and fixed.

[0067] Combined with Figure 13As shown, triangular prism-shaped sliders are provided on the other side of the fixed clamp base 71 and the top end of the movable clamp base 72. Slide rails adapted to the sliders are provided on both sides of the quick-release plate 74. The bottom of the quick-release plate 74 is disposed on the top of the fixed clamp base 71. One side of the quick-release plate 74 is slidably connected to the fixed clamp base 71 through the cooperation of the slide rail and the slider, and the other side of the quick-release plate 74 is slidably connected to the movable clamp base 72 through the cooperation of the slide rail and the slider. Finally, the quick-release plate 74 can move back and forth on the quick-release plate clamp base, and the quick-release plate 74 can be fixed and loosened by rotating the clamping handwheel 73. Combined with Figures 11 to 13 As shown, three mounting through holes 741 are provided on the top of the quick-release plate 74 and the bottom of the DIC three-dimensional measurement device 8 for connecting the quick-release plate clamp base set 7 and the DIC three-dimensional measurement device 8.

[0068] When the clamping handwheel 73 is not tightened, that is, the rectangular insert block 721 of the movable clamp base 72 is not completely inserted into the rectangular slot 711 of the fixed clamp base 71, the DIC three-dimensional measurement device 8 can slide back and forth on the quick-release plate clamp base through the quick-release plate 74 to adjust the position to find a suitable measurement position and ensure the accuracy of the measurement data.

[0069] When the clamping handwheel 73 is tightened, the rectangular insert block 721 of the movable clamp base 72 is inserted into the rectangular slot 711 of the fixed clamp base 71. The top of the fixed clamp base 71 and the top of the movable clamp base 72 approach each other and clamp and fix the quick-release plate 74 to complete the fixation of the DIC three-dimensional measurement device 8.

[0070] Combined with Figure 8 and Figure 13 As shown, the waterproof box of the present utility model can realize the adjustment of the front and rear positions of the DIC three-dimensional measurement device 8 and the fixation after adjustment by using the quick-release plate clamp base set 7 to meet the needs of stable measurement of the DIC three-dimensional measurement device 8. The quick-release plate clamp base set 7 can ensure the stable installation of the DIC three-dimensional measurement device 8 underwater. At the same time, by adjusting the front and rear positions of the DIC three-dimensional measurement device 8, it is in the best measurement position, ensuring the accuracy of the measurement process and the accuracy of the measurement results.

[0071] Combined with Figure 2 and Figure 4 As shown, a mounting fixture 5 is provided on the rear side of the box shell 1. The mounting fixture 5 is used to realize the clamping and fixation of the waterproof box to realize the stable installation of the waterproof box in a water environment, and at the same time ensure that the DIC three-dimensional measurement device 8 inside the box shell 1 can perform stable measurement.

[0072] Combined with Figure 2 and Figure 15As shown, the installation fixture 5 includes a fixture base 51, a fixed clamping block 52, and a movable clamping block 53. One side of the fixture base 51 is fixedly connected to the rear side of the box shell 1, and the other side of the fixture base 51 is connected to the fixed clamping block 52. Arc-shaped grooves are provided at the middle positions of both the fixed clamping block 52 and the movable clamping block 53. Threaded holes are provided on both sides of the arc-shaped groove of the fixed clamping block 52, and through holes are provided on both sides of the arc-shaped groove of the movable clamping block 53. The movable clamping block 53 and the fixed clamping block 52 are connected by bolts passing through the through holes and the threaded holes in sequence. The shapes and sizes of the movable clamping block 53 and the fixed clamping block 52 are the same. The side of the fixed clamping block 52 with the arc-shaped groove is arranged opposite to the side of the movable clamping block 53 with the arc-shaped groove. The installation pipe is inserted into the area enclosed by the two groups of arc-shaped grooves. Compared with the traditional semi-circular groove, this installation fixture 5 can adapt to installing installation pipes with more radii. Two groups of installation fixtures 5 are provided and are arranged parallel to each other up and down on the rear side of the box shell 1. Setting two groups of installation fixtures 5 can enhance the connection stability.

[0073] In addition, the installation fixture 5 in the embodiment of the present utility model can also be replaced with a hoop structure. In this embodiment, the waterproof box of the present utility model is arranged in a rectangular water tank filled with water. Tracks are laid along the two long sides of the top end of the rectangular water tank. A trolley capable of moving horizontally along the tracks is arranged on the tracks. At the same time, an installation pipe is vertically arranged at the bottom of the trolley. One end of the bottom of the installation pipe extends into the rectangular water tank and is below the water surface, and the installation pipe passes through the arc-shaped grooves of the two groups of installation fixtures 5 in sequence. The bolts are tightened to realize the connection and fixation of the installation pipe and the waterproof box.

[0074] Combined with Figures 1 to 5 As shown, a pressure gauge 91 and a valve core 92 are provided on the top of the upper cover plate. After the DIC three-dimensional device 8 is debugged, air is pumped into the box shell 1 through the valve core 92, and it is observed whether the reading of the pressure gauge 91 changes to test the sealing effect of the waterproof box.

[0075] Combined with Figures 1 to 17As shown in the figure, the present utility model proposes a waterproof box for a DIC three-dimensional measurement device. By setting tempered glass 3 on the front side of the box shell 1 and bonding it to the inner frame 4, a transparent window with high clarity is provided to ensure accurate image data acquisition in an underwater environment, thereby ensuring the accuracy of DIC measurement. At the same time, a sealing strip is provided in the notch 41 opened in the inner frame 4, and a sealing strip is provided in the sealing strip groove 221 opened in the lower cover plate 22 to ensure the overall sealing of the waterproof box and improve the sealing and waterproof level. The waterproof box of the present utility model realizes the connection and fixation of the box shell 1 and the installation pipe through the installation fixture 5. By using the quick-release plate clamp seat set 7, the front and rear positions of the DIC three-dimensional measurement device 8 can be adjusted and fixed after adjustment to meet the needs of stable measurement, ensuring that the DIC three-dimensional measurement device 8 can be stably installed underwater while ensuring the accuracy of the measurement process and the measurement results. The waterproof box of the present utility model introduces a professional underwater sealing joint 6 to ensure the reliable sealing of the wire inlet and outlet and guarantee the safe connection of the data transmission line and the power supply line. The waterproof box of the present utility model also provides a pressure gauge 91 and a valve core 92 for detecting the sealing performance of the waterproof box.

[0076] Of course, the above are only the preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model. Any equivalent structural transformation made by using the content of the specification and drawings of the present utility model under the inventive concept of the present utility model, or directly / indirectly applied in other related technical fields, is included in the patent protection scope of the present utility model and should be protected by the present utility model.

Claims

1. A waterproof box for a DIC three-dimensional measurement device, characterized in that, It includes a box shell, an inner frame, tempered glass, a sealing joint, a quick-installation plate clamp set, and an installation fixture; The outer contour of the box shell is rectangular, and the front side of the box shell is open; An inner frame is arranged at the open front side of the box shell. The outer contour of the inner frame is a square frame structure. Among them, the tempered glass is arranged on the front side of the inner frame; An opening is provided on the top plate of the box shell, and a cover plate is arranged at the opening of the top plate of the box shell. The cover plate includes an upper cover plate and a lower cover plate. Among them, the outer contour of the lower cover plate is a square frame structure, and the lower cover plate is connected to the box shell. The upper cover plate is fixedly connected to the top of the lower cover plate; A sealing strip groove is provided on the top surface of the lower cover plate, and a sealing strip for realizing the seal between the upper cover plate and the lower cover plate is arranged in the sealing strip groove; A plurality of sealing joints are arranged on the rear side of the box shell, and the sealing joints are communicated with the inside of the box shell; The quick-installation plate clamp set is located inside the box shell and is arranged on the bottom plate of the box shell. The quick-installation plate clamp set is connected to the DIC three-dimensional measurement device; The installation fixture is arranged on the rear side of the box shell.

2. The waterproof box for a DIC three-dimensional measurement device according to claim 1, wherein, A notch is provided on the front side of the inner frame, and a sealing strip for realizing the seal between the tempered glass and the inner frame is arranged in the notch.

3. The waterproof box for a DIC three-dimensional measurement device according to claim 2, characterized in that The cross-section of the notch is a rectangular cross-section.

4. A waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, The sealing joint includes a joint body, a tightening head, and a sealing ring; The bottom end of the joint body is arranged inside the box shell, and an external thread is arranged at the bottom end of the joint body. The bottom end of the joint body is fixed to the box shell through a nut connected to the external thread; The top end of the joint body is arranged outside the box shell, and an external thread is arranged on its outer side; The sealing ring is arranged inside the upper end of the joint body; The inner wall of the tightening head is provided with an internal thread, and the tightening head is threadedly connected to the top end of the joint body.

5. The waterproof box for a DIC three-dimensional measurement device according to claim 4, wherein, A ring-shaped sealing gasket is arranged at the connection between the middle and lower part of the joint body and the box shell.

6. The waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, The quick-installation plate clamp set includes a quick-installation plate clamp and a quick-installation plate; The bottom of the quick-installation plate clamp is fixedly connected to the bottom plate of the box shell; The top of the quick-installation plate is connected to the DIC three-dimensional measurement device; The quick-installation plate is located above the quick-installation plate clamp and is slidably installed and fastened to the quick-installation plate clamp.

7. A waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, The installation fixture includes a fixture base, a fixed clamp block, and a movable clamp block; One side of the fixture base is fixedly connected to the rear side of the box shell, and the other side of the fixture base is fixedly connected to the fixed clamp block; Arc-shaped grooves are provided at the middle positions of both the fixed clamp block and the movable clamp block. Threaded holes are provided on both sides of the arc-shaped groove of the fixed clamp block, and through holes are provided on both sides of the arc-shaped groove of the movable clamp block. The movable clamp block and the fixed clamp block are connected through bolts passing through the through holes and the threaded holes in sequence; The side of the fixed clamp block where the arc-shaped groove is opened is arranged opposite to the side of the movable clamp block where the arc-shaped groove is opened.

8. The waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, A plurality of pressure fasteners are symmetrically arranged on the side wall of the box shell. The pressure fastener includes a hinge seat, a swing rod, a buckle, and a ring nut; One end of the swing rod is connected to the side wall of the box shell through a hinge seat, and the swing rod can swing up and down relative to the side wall of the box shell; a buckle is arranged on the swing rod, and a wedge block is arranged on one side of the buckle, and cover grooves adapted to the wedge block are opened on both sides of the top of the upper cover plate, and the wedge block is embedded in the cover grooves; an external thread is arranged at the other end of the swing rod, and an annular nut is threadedly connected to the swing rod.

9. The waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, A V-shaped groove is formed around the contact surface of the upper cover plate and the lower cover plate.

10. A waterproof box for a DIC three-dimensional measurement device according to claim 1, characterized in that, A pressure gauge and a valve core are arranged on the top of the upper cover plate.

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