Tilt-shift vision measurement device

Abstract

The utility model provides a tilt-shift vision measuring device, a connecting seat comprises a connecting plate, the connecting plate is tightly attached to a box girder web, a plurality of connecting holes are uniformly distributed on the connecting plate in the circumferential direction, and the connecting plate is fixedly connected with the box girder web through expansion bolts; the supporting plate is fixed in the middle of the connecting plate and extends out of the outer side of the box girder in the horizontal direction; the adjusting plate is provided with a flat mounting surface, and an assembling hole corresponding to the monitoring device or the reference device is formed in the mounting surface; a plurality of adjusting screw rods which are uniformly distributed in the circumferential direction of the adjusting plate are arranged on the lower surface of the adjusting plate, downwards extend out of the supporting plate and are universally hinged to the supporting plate and the adjusting plate respectively. The connecting seat is arranged to mount the measuring device, and the adjusting screw rods of the universal hinge supporting plate and the adjusting plate are utilized to realize the adjustable performance of the measuring device, so that the adjusting operation is facilitated, the operation time of an operator on the side part of the box girder is greatly shortened, and the measuring risk is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge monitoring, and in particular relates to an axis-shifting visual measuring device. Background Art

[0002] With the rapid development of my country's high-speed railway, people pay more and more attention to the monitoring of track status, especially the monitoring of rail displacement in special sections (small radius curves, long bridges, long ramps, rail expansion and contraction adjusters and switches, etc.), which is the focus of people's attention. Because the displacement of rails in these sections affects the stability of the line and driving safety, when conducting box girder axis shift detection, monitoring devices and reference devices are generally set on the webs of two adjacent or spaced box girders, but the monitoring devices and reference devices are difficult to install, time-consuming and labor-intensive to adjust, and have certain risks.

[0003] Therefore, it is necessary to provide an improved technical solution to address the above-mentioned deficiencies in the prior art. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies in the prior art. The utility model provides an axis-shifting visual measuring device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A shifting visual measuring device comprises a monitoring device and a reference device respectively connected to a web of a box beam through a connecting seat, wherein the connecting seat comprises:

[0007] A connecting plate, the connecting plate is closely attached to the web of the box beam, and has a plurality of connecting holes evenly distributed about its circumference, so as to be fixedly connected to the web of the box beam by expansion bolts;

[0008] A support plate, the support plate is fixed at the middle of the connecting plate and extends outward from the box girder in a horizontal direction;

[0009] An adjustment plate, the adjustment plate having a flat mounting surface, on which mounting holes corresponding to the monitoring device or the reference device are provided;

[0010] The lower surface of the adjusting plate is provided with a plurality of adjusting screws evenly distributed about its circumference, the adjusting screws extend downward from the supporting plate and are universally hinged with the supporting plate and the adjusting plate respectively.

[0011] Preferably, a cover sleeve is fixed to the lower surface of the adjustment plate, a through hole is provided in the middle of the cover sleeve, and a ball head assembly groove is provided inside. After the upper end of the adjustment screw is extended into the cover sleeve, an upper ball head is fixed thereto, thereby forming a universal hinge.

[0012] Preferably, the adjusting screw passes downward through the support plate, and an articulated ball head is provided on the part of the adjusting screw corresponding to the support plate, a mounting hole corresponding to the articulated ball head is provided on the support plate, baffles corresponding to the articulated ball head are respectively fixed on the upper and lower surfaces of the support plate, and a hemispherical groove is provided on the side of the baffle close to the articulated ball head.

[0013] Preferably, there are four adjusting screws, which are respectively located at four corners of the adjusting plate.

[0014] Preferably, the inner diameter of the connecting hole is larger than the outer diameter of the expansion bolt, and a slot extending upward and matching the outer diameter of the expansion bolt is provided in the middle of the connecting hole.

[0015] Preferably, the assembly hole is a waist-shaped hole, and the four assembly holes are distributed in a cross shape.

[0016] Preferably, bending portions are provided on both sides of the support plate, and the width of the bending portion gradually decreases at one end away from the connecting plate.

[0017] Preferably, the adjustment plate is axially provided with a sealing sleeve, the upper surface of the support plate is provided with an annular sleeve corresponding to the lower end of the sealing sleeve, the sealing sleeve is made of elastic material, the upper end of the sealing sleeve is provided with an inner edge corresponding to the adjustment plate, and the lower end is correspondingly sleeved on the annular sleeve.

[0018] Beneficial effects: A connecting seat is provided for installing the measuring device, and the adjusting screw of the universal hinged support plate and the adjusting plate is used to realize the adjustable performance of the measuring device, thereby facilitating the adjustment operation, greatly reducing the operating time of the operator on the side of the box girder, and reducing the measurement risk. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation on the present invention. Among them:

[0020] Figure 1 This is a simplified structural diagram of a measuring device in a specific embodiment provided by the utility model;

[0021] Figure 2 for Figure 1 AA section view;

[0022] Figure 3 for Figure 2 Enlarged schematic diagram at point A in the middle.

[0023] In the figure: 1. connecting plate; 2. connecting hole; 3. supporting plate; 4. adjusting plate; 5. sealing sleeve; 6. assembly hole; 7. baffle; 8. cover sleeve; 9. articulated ball head; 10. upper ball head; 11. annular sleeve. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the present invention.

[0025] In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention. The terms "connected" and "connection" used in the present invention should be understood in a broad sense. For example, they can be fixed connections or detachable connections; they can be directly connected or indirectly connected through intermediate components. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0026] The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0027] like Figure 1-3 As shown, a shifting visual measuring device includes a monitoring device and a reference device respectively connected to the web of a box beam through a connecting seat. The monitoring device can be an industrial camera, and the reference device can be a target. Generally, the monitoring device and the reference device are respectively arranged on the webs of two adjacent or spaced box beams. The target is photographed by an industrial camera, and then the axial displacement of the box beam is monitored based on the position of the target.

[0028] The connecting seat includes a connecting plate 1, a supporting plate 3 and an adjusting plate 4, wherein the connecting plate 1 is parallel to the outer wall of the box girder web and is close to the box girder web. The connecting plate 1 is provided with a plurality of connecting holes 2 evenly distributed about its circumference, so as to be fixedly connected to the box girder web by expansion bolts, so as to stably fix the monitoring device and the reference device on the box girder web. The supporting plate 3 is welded and fixed to the middle part of the connecting plate 1, and extends outward to the outside of the box girder in the horizontal direction, so as to install the monitoring device or the reference device. The adjusting plate 4 has a flat mounting surface, and an assembly hole 6 corresponding to the monitoring device or the reference device is provided on the mounting surface, so as to fix the monitoring device or the reference device to the mounting surface. The lower surface of the adjusting plate 4 is provided with a plurality of adjusting screws evenly distributed about its circumference, and the adjusting screws extend downward from the supporting plate 3, and are universally hinged to the supporting plate 3 and the adjusting plate 4, respectively, so as to facilitate the adjustment operation, greatly reduce the operating time of the operator on the side of the box girder, reduce the measurement risk, thereby quickly aligning the monitoring device and the reference device, and reducing the working time of the workers on the side of the box girder.

[0029] In an optional embodiment, a cover sleeve 8 is fixed to the lower surface of the adjustment plate 4. The cover sleeve 8 is a cover-like structure and is correspondingly snapped onto the lower surface of the adjustment plate 4. A through hole is provided in the middle of the cover sleeve 8 and a ball head assembly groove is provided inside. After the upper end of the adjusting screw is inserted into the cover sleeve 8, an upper ball head 10 is fixed thereto to form a universal joint. The diameter of the through holes is larger than the outer diameter of the adjusting screw, so that rotation and adjustment can be achieved within a certain angle.

[0030] The adjusting screw passes downward through the support plate 3, and an articulated ball head 9 is provided at the part of the adjusting screw corresponding to the support plate 3. A mounting hole corresponding to the articulated ball head 9 is provided on the support plate 3, and the diameter of the mounting hole is larger than the outer diameter of the articulated ball head 9. Baffles 7 corresponding to the articulated ball head 9 are fixed on the upper and lower surfaces of the support plate 3 respectively, and a hemispherical groove is provided on the side of the baffle 7 close to the articulated ball head 9. The diameter of the perforation on the support plate 3 is larger than the outer diameter of the adjusting screw, so that a universal articulation can be realized, and the adjustment of the adjusting plate 4 can be satisfied when rotating.

[0031] In this embodiment, a hemispherical groove corresponding to the articulated ball head 9 can be formed in the middle of the support plate 3 by pressurization, and the support plate 3 is fixed by welding.

[0032] There are four adjusting screws, which are respectively located at four corners of the adjusting plate 4 .

[0033] In an optional embodiment, the measuring device is installed after the expansion bolts are buried on the box girder. The inner diameter of the connecting hole 2 is larger than the outer diameter of the expansion bolt, which facilitates the installation of the connecting hole 2 and the expansion bolt. A slot extending upward and matching the outer diameter of the expansion bolt is provided in the middle of the connecting hole 2. After installation, the connecting plate 1 is moved downward to allow the expansion bolt to engage the slot, and then the locking nut on the expansion bolt is tightened, thereby completing a stable installation, ensuring stability during use, and reducing the difficulty of installation.

[0034] In this embodiment, the assembly hole 6 is a waist-shaped hole, and the four assemblies are distributed in a cross shape, which can also meet the requirements of rapid installation of the monitoring device and the reference device.

[0035] In an optional embodiment, bending portions are provided on both sides of the support plate 3, which can greatly enhance the strength of the support plate 3. The width of the bending portion gradually decreases at one end away from the connecting plate 1, and the adjustment plate 4 is located at the narrower end of the bending portion, so as to facilitate the rotation of the adjustment bolt at this point.

[0036] A sealing sleeve 5 is axially provided on the adjusting plate 4. The sealing sleeve 5 is a rubber sleeve which is open at the top and the bottom. An annular sleeve 11 corresponding to the lower end of the sealing sleeve 5 is provided on the upper surface of the supporting plate 3. The shape of the annular sleeve 11 is adapted to the shape of the adjusting plate 4. The sealing sleeve 5 is made of elastic material. An annular inner edge extending inward is provided on the upper end of the sealing sleeve 5 to meet the sealing requirement. The lower end is correspondingly sleeved on the annular sleeve 11. Screw holes are provided on the sealing sleeve 5, which can be quickly installed by screws to form a connection. The sealing sleeve 5 is used to seal the adjusting plate 4 and the supporting plate 3 to ensure that the adjusting bolts will not be eroded by wind and rain.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are within the scope of protection of the pending claims of the present invention.

Claims

1. A shift-axis visual measuring device, characterized in that: It includes a monitoring device and a reference device respectively connected to the web of the box beam through a connecting seat, and the connecting seat includes: A connecting plate, the connecting plate is closely attached to the web of the box beam, and has a plurality of connecting holes evenly distributed about its circumference, so as to be fixedly connected to the web of the box beam by expansion bolts; A support plate, the support plate is fixed at the middle of the connecting plate and extends outward from the box girder in a horizontal direction; An adjustment plate, the adjustment plate having a flat mounting surface, on which mounting holes corresponding to the monitoring device or the reference device are provided; The lower surface of the adjusting plate is provided with a plurality of adjusting screws uniformly distributed about its circumference, the adjusting screws extend downward from the supporting plate and are universally hinged with the supporting plate and the adjusting plate respectively.

2. The shift vision measuring device according to claim 1, characterized in that: A cover sleeve is fixed on the lower surface of the adjustment plate, a through hole is provided in the middle of the cover sleeve, and a ball head assembly groove is provided inside. The upper end of the adjustment screw is inserted into the cover sleeve and an upper ball head is fixed thereon, thereby forming a universal hinge.

3. The shifting vision measuring device according to claim 1, characterized in that: The adjusting screw passes downward through the supporting plate, and an articulated ball head is provided at the part of the adjusting screw corresponding to the supporting plate, and a mounting hole corresponding to the articulated ball head is provided on the supporting plate. Baffle plates corresponding to the articulated ball head are respectively fixed on the upper and lower surfaces of the supporting plate, and a hemispherical groove is provided on the side of the baffle plate close to the articulated ball head.

4. The shift vision measuring device according to claim 1, characterized in that: There are four adjusting screws, which are respectively located at four corners of the adjusting plate.

5. The shift-axis vision measuring device according to claim 1, characterized in that: The inner diameter of the connecting hole is larger than the outer diameter of the expansion bolt, and a clamping groove extending upward and matching the outer diameter of the expansion bolt is provided in the middle of the connecting hole.

6. The shift vision measuring device according to claim 1, characterized in that: The assembly hole is a waist-shaped hole, and the four assembly holes are distributed in a cross shape.

7. The shift vision measuring device according to claim 1, characterized in that: Bending parts are arranged on both sides of the support plate, and the width of the bending part gradually decreases at one end away from the connecting plate.

8. The shift vision measuring device according to claim 1, characterized in that: The adjusting plate is axially provided with a sealing sleeve, and the upper surface of the supporting plate is provided with an annular sleeve corresponding to the lower end of the sealing sleeve. The sealing sleeve is made of elastic material, the upper end of the sealing sleeve is provided with an inner edge corresponding to the adjusting plate, and the lower end is correspondingly sleeved on the annular sleeve.

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