Photoelectric sensor mounting base for steel wheel of vibratory roller

Abstract

The utility model discloses a photoelectric sensor mounting base for a steel wheel of a vibratory roller, which relates to the technical field of road construction engineering machinery and comprises a fixing seat, the fixing seat is of a hollow cylinder and hollow disc combined structure, a photoelectric sensor fixing hole is arranged in the hollow cylinder, and a photoelectric sensor is arranged in the photoelectric sensor fixing hole. The outer edge of the hollow disc is connected with a connecting base through screws, the connecting base is of a hollow structure, the end, away from the fixing base, of the connecting base is connected with a protective cover through screws, a through hole is formed in the center of the disc structure of the protective cover, and the outer edge of the disc structure of the protective cover can be fixed to the steel wheel structure. According to the utility model, the technical problem that the photoelectric sensor is difficult to install in the steel wheel in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction engineering machinery, in particular to an installation base for an optoelectronic sensor of a vibrating roller steel wheel. Background Art

[0002] An optoelectronic sensor is an electronic component that uses the photoelectric effect to convert the change of the measured quantity into the change of the optical signal, and then further converts the non-electrical signal into an electrical signal with the help of optoelectronic elements.

[0003] In order to realize the on-line monitoring of the subgrade compaction quality during the rolling process of the vibrating roller, it is necessary to identify the subgrade stiffness based on the excitation (input) of the steel wheel and the response (output) of the steel wheel. The excitation of the steel wheel needs to clarify the amplitude, frequency and phase, and the measurement of the phase is the key factor, which is related to the position of the eccentric block. In practical applications, an optoelectronic sensor with a determined position can be used to monitor the moment when the eccentric block sweeps through, and combined with the frequency information, the position of the eccentric block in the circumferential direction can be estimated.

[0004] Due to the narrow internal space of the steel wheel and the extreme vibration and impact environment during operation, the fixation and installation of the optoelectronic sensor have become a thorny problem. Summary of the Utility Model

[0005] The embodiment of the present application provides an installation base for an optoelectronic sensor of a vibrating roller steel wheel, which solves the technical problem of difficult installation of the optoelectronic sensor in the steel wheel in the prior art.

[0006] To solve the above technical problem, the utility model adopts the following technical solution: an installation base for an optoelectronic sensor of a vibrating roller steel wheel, including a fixed seat, the fixed seat is a combined structure of a hollow cylinder and a hollow disc, an optoelectronic sensor fixing hole is arranged in the hollow cylinder, the outer edge of the hollow disc is connected with a connecting seat by screws, the connecting seat is a hollow structure, one end of the connecting seat away from the fixed seat is connected with a protective cover by screws, a through hole is arranged at the center position of the disc structure of the protective cover, and the outer edge of the disc structure of the protective cover can be fixed with the steel wheel structure.

[0007] Further, a reserved hole A is arranged on the outer edge of the hollow disc, bolt holes are arranged at both ends of the connecting seat, and a reserved hole B is arranged on the outer periphery of the through hole of the protective cover; the reserved hole A is connected with the bolt hole at one end of the connecting seat by screws, and the bolt hole at the other end of the connecting seat is connected with the reserved hole B by bolts.

[0008] Further, at least two reserved holes A are symmetrically arranged on the outer periphery of the hollow disc structure of the fixed seat. Correspondingly, at least two bolt holes at both ends of the connecting seat and the reserved hole B on the outer periphery of the protective cover are also respectively provided.

[0009] Further, the center of the connection seat is a wire routing hole, which is matched with the connecting wire of the photoelectric sensor.

[0010] Further, the through hole of the protective cover communicates with the fixed hole of the photoelectric sensor of the fixed seat, and a plurality of mounting holes are provided on the outer edge of the protective cover.

[0011] Further, a wire protection rubber ring is provided around the through hole of the protective cover.

[0012] It can be seen from the above technical solutions that the present utility model has at least the following technical effects or advantages:

[0013] When the present utility model is in use, first, the photoelectric sensor is inserted into the fixed hole of the photoelectric sensor from left to right and fixed; the tail of the photoelectric sensor and its connecting wire are inserted into the wire routing hole of the connection seat from right to left; the reserved hole A of the fixed seat is aligned with the bolt hole of the connection seat, and they are connected and fixed with screws; a wire protection rubber ring is installed at the through hole of the protective cover, and the wiring end of the photoelectric sensor is inserted into the through hole of the protective cover from right to left; the bolt hole of the connection seat is aligned with the reserved hole B of the protective cover, and they are connected and fixed with screws; thus, the fixed seat, the connection seat, and the protective cover are connected to form an overall connection structure of the photoelectric sensor base. Finally, the photoelectric sensor is fixed to the steel wheel structure by passing screws through the mounting holes of the protective cover, and the connection between the photoelectric sensor and the steel wheel structure can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the present utility model, the drawings required for description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts:

[0015] Figure 1 Schematic diagram of the cooperation between the present utility model and the steel wheel structure Figure 1 ;

[0016] Figure 2 Schematic diagram of the cooperation between the present utility model and the steel wheel structure Figure 2 ;

[0017] Figure 3 Structural schematic diagram of the fixed seat;

[0018] Figure 4 Cross-sectional view of the fixed seat;

[0019] Figure 5 Structural schematic diagram of the connection seat;

[0020] Figure 6 Cross-sectional view of the connection seat;

[0021] Figure 7Schematic structural diagram of the protective cover;

[0022] Figure 8 Cross-sectional view of the protective cover.

[0023] Explanation of reference numerals: 1, fixed seat; 11, photoelectric sensor fixing hole; 12, reserved hole A; 2, connecting seat; 21, wire routing hole; 22, bolt hole; 3, protective cover; 31, through hole; 32, reserved hole B; 33, wire protection rubber ring; 34, mounting hole; 4, photoelectric sensor; 5, steel wheel structure. Detailed implementation manners

[0024] In order to enable those skilled in the art to better understand the technical solutions in the present utility model, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to 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 the embodiments. Based on the embodiments in this patent, other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of this patent.

[0025] The present utility model discloses an installation base for a photoelectric sensor 4 of a steel wheel of a vibratory roller, as shown in Figure 1 、 Figure 2 It includes a fixed seat 1, a connecting seat 2 and a protective cover 3. The fixed seat 1 is composed of a hollow cylinder and a hollow disc. A photoelectric sensor fixing hole 11 is provided in the hollow cylinder, and the photoelectric sensor 4 is connected by internal thread in the photoelectric sensor fixing hole 11. The connecting seat 2 is a hollow cylinder structure, and its two ends are respectively fixed to the protective cover 3 and the hollow disc of the fixed seat 1 by screws, thus constituting the overall structure of the present utility model. Among them, the protective cover 3 can be fixed to the steel wheel structure 5.

[0026] Combined with Figure 3 、 Figure 4 As shown, the hollow disc of the fixed seat 1 is fixed to the connecting seat 2. A reserved hole A12 ( Figure 3 ) is provided on the outer edge of the hollow disc for the screw to pass through. Specifically, the photoelectric sensor fixing hole 11 of the fixed seat 1 is an M18×1 threaded hole, the outer diameter of the hollow disc is Φ60mm, and the aperture of the reserved hole A12 located on the outer edge of the hollow disc is Φ12mm.

[0027] Combined with Figure 5 、 Figure 6As shown in the figure, bolt holes 22 are provided at both ends of the connecting seat 2. By cooperating the bolt hole 22 at one end of the connecting seat 2 with a screw, the fixing seat 1 can be fixed to the hollow disc (i.e., the screw passes through the reserved hole A12 and then is screwed into the bolt hole 22), and the bolt hole 22 at the other end of the connecting seat 2 can be fixed to the protective cover 3 through a bolt. Specifically, the center of the connecting seat 2 is a wire routing hole 21, which matches the connecting wire of the photoelectric sensor 4. The diameter of the internal hole is Φ32mm. The size of the bolt holes 22 at both ends of the connecting seat is an M10 threaded hole, and the depth of the bolt hole 22 is 30mm.

[0028] As Figure 7 , Figure 8 shown, the protective cover 3 is a disc-shaped structure with one side recessed. There is a raised part around the recess. A through hole 31 is provided at the center position of the protective cover. The through hole 31 can communicate with the fixing hole 11 of the photoelectric sensor. A reserved hole B32 is provided on the outer periphery of the through hole 31. When a screw passes through the reserved hole B32, it can be screwed into the bolt hole 22 of the connecting seat 2. Among them, multiple reserved holes A12, bolt holes 22, and reserved holes B32 are provided. Specifically, the diameter of the through hole 31 at the center position of the protective cover 3 is Φ50mm, the diameter of the reserved hole B32 is Φ12mm, and the diameter of the mounting hole 34 is 14mm. In addition, as Figure 4 shown, a wire protection rubber ring 33 is also provided around the through hole 31 of the protective cover 3. The wire of the photoelectric sensor 4 can be protected through the wire protection rubber ring 33.

[0029] Twelve mounting holes 34 are evenly distributed on the outer edge of the protective cover 3. Thus, the protective cover 3 can be fixed to the steel wheel structure 5 through screws.

[0030] When the utility model is in use, the specific operation is as follows:

[0031] First, connect the photoelectric sensor 4 into the photoelectric sensor fixing hole 11 of the fixing seat 1 from left to right and fix it; connect the tail of the photoelectric sensor 4 and its connecting wire into the wire routing hole 21 of the connecting seat 2 from right to left; align the reserved hole A12 of the fixing seat 1 with the bolt hole 22 of the connecting seat 2, and connect and fix them with screws; install the wire protection rubber ring 33 at the through hole 31 of the protective cover 3, and connect the wiring end of the photoelectric sensor 4 into the through hole 31 of the protective cover 3 from right to left; align the bolt hole 22 of the connecting seat 2 with the reserved hole B32 of the protective cover 3, and connect and fix them with screws; thus, the fixing seat 1, the connecting seat 2, and the protective cover 3 are connected to form an overall connection structure of the base of the photoelectric sensor 4. Finally, fix the steel wheel structure 5 by passing a screw through the mounting hole 34 of the protective cover 3, and the connection between the photoelectric sensor 4 and the steel wheel structure 5 can be realized.

[0032] In the description of the present utility model, the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings. It is only for describing the present utility model and does not require the present utility model to be constructed or operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. The "connected" and "connected" in the present utility model should be understood in a broad sense. For example, it can be a connection or a detachable connection; it can be a direct connection or an indirect connection through an intermediate component. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations.

[0033] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in their embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to these embodiments shown herein, but rather to the broadest scope consistent with the principles and novelties disclosed herein.

Claims

1. A photoelectric sensor mounting base for a steel wheel of a vibratory roller, comprising a fixing base (1), characterized in that: The fixing seat (1) is composed of a hollow cylinder and a hollow disc. A photoelectric sensor fixing hole (11) is provided in the hollow cylinder. The outer edge of the hollow disc is connected to a connecting seat (2) by screws. The connecting seat (2) is a hollow structure. One end of the connecting seat (2) away from the fixing seat (1) is connected to a protective cover (3) by screws. A through hole (31) is provided at the center of the disc structure of the protective cover (3). The outer edge of the disc structure of the protective cover (3) can be fixed to the steel wheel structure (5).

2. The photoelectric sensor mounting base for a steel wheel of a vibratory roller according to claim 1, characterized in that: A reserved hole A (12) is provided at the outer edge of the hollow disk, bolt holes (22) are provided at both ends of the connecting seat (2), and a reserved hole B (32) is provided at the outer periphery of the through hole (31) of the protective cover (3); the reserved hole A (12) is connected to the bolt hole (22) at one end of the connecting seat (2) by means of screws, and the bolt hole (22) at the other end of the connecting seat (2) is connected to the reserved hole B (32) by means of bolts.

3. The photoelectric sensor mounting base for a steel wheel of a vibratory roller according to claim 2, characterized in that: At least two reserved holes A (12) are provided on the outer circumference of the hollow disc structure of the fixing seat (1), and correspondingly, at least two bolt holes (22) at both ends of the connecting seat (2) and at least two reserved holes B (32) of the protective cover (3) are also provided respectively.

4. The photoelectric sensor mounting base for a steel wheel of a vibratory roller according to claim 1, characterized in that: The center of the connection seat (2) is a wiring hole (21), and the wiring hole (21) matches the connection line of the photoelectric sensor (4).

5. The photoelectric sensor mounting base for a steel wheel of a vibratory roller according to claim 1, characterized in that: The through hole (31) of the protective cover (3) is in communication with the photoelectric sensor fixing hole (11), and a plurality of mounting holes (34) are provided on the outer edge of the protective cover (3).

6. The photoelectric sensor mounting base for a steel wheel of a vibratory roller according to claim 5, characterized in that: A wire protection rubber ring (33) is provided around the through hole (31) of the protection cover (3).

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