Length measurement detection head device

Abstract

The utility model discloses a length measuring detection head device in the technical field of petroleum workover equipment, which comprises a fixed base, one side of the upper end of the fixed base is fixedly connected with a laser displacement sensor, the other side of the upper end of the fixed base is fixedly connected with a storage battery, and the laser displacement sensor is electrically connected with the storage battery through a wire. First sliding grooves are fixedly formed in the two sides of the upper end of the fixed base, cleaning devices are arranged in the first sliding grooves in a sliding mode, driving devices are arranged in the first sliding grooves, the driving devices are in threaded sleeving connection with the cleaning devices, and the driving devices are electrically connected with the storage battery through wires. The laser displacement sensor adopts laser scanning, is high in measurement precision and high in detection speed, improves the working efficiency, does not need to repeatedly press a switch, can guarantee the service life, and can perform thread translation through the cleaning device after being used for a period of time, thereby being capable of automatically cleaning the surface of the laser displacement sensor. And the measurement of the laser displacement sensor is more accurate.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil well workover equipment, and particularly relates to a length measurement detection head device. Background Art

[0002] A length measurement detection head device proposed in the published authorization number CN201820416091.0 includes a switch bracket, a detection head and a detection disc. One end of the switch bracket is provided with a mounting hole, and the other end is installed with the detection head. The detection disc is fixed on the detection head. The detection head includes a mounting bracket, a detection switch, a detection shaft and a spring. The detection switch, the detection shaft and the spring are installed in the mounting bracket. The detection disc is fixed at one end of the detection shaft, and the other end of the detection shaft cooperates with the detection switch to achieve detection.

[0003] The above-mentioned existing detection device adopts a switch pressing type detection device. After being used multiple times, the pressing switch is easily damaged and needs to be replaced in time to be used normally. The service life of the pressing switch is low, and it needs to be regularly inspected and replaced, which is rather troublesome. At the same time, it needs to be moved to perform a complete measurement, and the measurement speed is slow, affecting the work efficiency, and there are certain limitations. Content of the Utility Model

[0004] The purpose of the utility model is to provide a length measurement detection head device to solve the problems in the above-mentioned background art that the existing detection device adopts a switch pressing type detection device. After being used multiple times, the pressing switch is easily damaged and needs to be replaced in time to be used normally. The service life of the pressing switch is low, and it needs to be regularly inspected and replaced, which is rather troublesome and has certain limitations.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A length measurement detection head device includes a fixed base. One side of the upper end of the fixed base is fixedly connected with a laser displacement sensor, and the other side of the upper end of the fixed base is fixedly connected with a storage battery. The laser displacement sensor is electrically connected with the storage battery through a wire. First chutes are fixedly opened on both sides of the upper end of the fixed base. A cleaning device is slidably arranged inside the first chutes. A driving device is arranged inside the first chutes. The driving device is threadedly sleeved with the cleaning device. The driving device is electrically connected with the storage battery through a wire.

[0006] Preferably, the cleaning device includes a U-shaped frame, a brush plate and cleaning brush filaments. The lower end of the U-shaped frame is fixedly connected with the brush plate, and the lower end of the brush plate is fixedly connected with the cleaning brush filaments.

[0007] Preferably, the driving device includes a driving motor and a threaded rod. One end of the driving motor is fixedly connected with the threaded rod through a shaft. The threaded rod is threadedly connected with the cleaning device.

[0008] Preferably, second sliding grooves are fixedly provided on both sides of the lower end of the fixed base, a clamping plate is slidably connected inside the second sliding groove, and a clamping groove is fixedly provided on the inner side of the clamping plate.

[0009] Preferably, the interior of the second slide groove is rotatably connected to a reverse screw, one end of the reverse screw is fixedly connected to a rotating block, and the reverse screw is threadedly connected to the clamping plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model has high laser scanning measurement accuracy and fast detection speed, which improves work efficiency. There is no need to press the switch repeatedly, which can ensure the service life. At the same time, after being used for a period of time, it can be driven to rotate by the driving device, and the cleaning device can rotate with the thread, and the cleaning device is limited to slide in the first slide groove, so that the cleaning device can only perform thread translation, thereby automatically cleaning the surface of the laser displacement sensor, making the measurement of the laser displacement sensor more accurate.

[0012] 2. The clamping plate can be used to clamp during the sliding process, so as to fix the entire fixed base. The clamping type fixation provides various fixing methods and the fixing position can be selected, avoiding the inconvenience of adjusting the threaded fixing position. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the cleaning device of the utility model;

[0015] Figure 3 It is a schematic diagram of the bottom structure of the fixed base of the utility model.

[0016] In the figure: 1. fixed base; 2. laser displacement sensor; 3. battery; 4. first slide; 5. cleaning device; 6. driving device; 7. driving motor; 8. threaded rod; 9. second slide; 10. reverse screw; 11. clamping plate; 12. slot; 13. rotating block; 14. profile frame; 15. brush plate; 16. cleaning brush wire. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3 The utility model provides a technical solution: a length measuring detection head device, including a fixed base 1, a laser displacement sensor 2 is fixedly connected to one side of the upper end of the fixed base 1, a battery 3 is fixedly connected to the other side of the upper end of the fixed base 1, the laser displacement sensor 2 is electrically connected to the battery 3 through a wire, a first slide groove 4 is fixedly opened on both sides of the upper end of the fixed base 1, a cleaning device 5 is slidably arranged inside the first slide groove 4, a driving device 6 is arranged inside the first slide groove 4, the driving device 6 is threadedly sleeved with the cleaning device 5, and the driving device 6 is electrically connected to the battery 3 through a wire.

[0019] In this embodiment, after the laser displacement sensor 2 is powered on, the measured component is transferred to the specified position through the cylinder. The laser displacement sensor 2 reaches the component and measures it simultaneously with the triggered laser scanner, and finally the length of the component is obtained. This type of laser scanning measurement has high accuracy and fast detection speed, which improves work efficiency. There is no need to repeatedly press the switch, and the service life can be guaranteed. After a period of time, it can be driven to rotate by the driving device 6, and threaded rotation occurs with the cleaning device 5. The cleaning device 5 is limited in the first slide groove 4 to slide, so that the cleaning device 5 can only perform threaded translation, thereby automatically cleaning the surface of the laser displacement sensor 2, making the measurement of the laser displacement sensor 2 more accurate.

[0020] Specifically, the cleaning device 5 includes a profile frame 14, a brush plate 15 and cleaning brush filaments 16. The lower end of the profile frame 14 is fixedly connected to the brush plate 15, and the lower end of the brush plate 15 is fixedly connected to the cleaning brush filaments 16.

[0021] In this embodiment, the cleaning brush 16 is provided to clean the surface of the laser displacement sensor 2 during the sliding process of the mold frame 14.

[0022] Specifically, the driving device 6 includes a driving motor 7 and a threaded rod 8 . One end of the driving motor 7 is fixedly connected to the threaded rod 8 via a shaft, and the threaded rod 8 is threadedly connected to the cleaning device 5 .

[0023] In this embodiment, after the power is turned on, the driving motor 7 can drive the threaded rod 8 to rotate, so that the threaded rod 8 and the cleaning device 5 can rotate in a threaded manner.

[0024] Specifically, the second slide grooves 9 are fixedly provided on both sides of the lower end of the fixed base 1 , the inside of the second slide groove 9 is slidably connected with a clamping plate 11 , and the inner side of the clamping plate 11 is fixedly provided with a clamping groove 12 .

[0025] In this embodiment, the clamping plate 11 can be provided to clamp during the sliding process, so as to fix the entire fixed base 1. Through the provided clamping type fixation, the fixing method is diverse and the fixing position can be selected, thus avoiding the inconvenient adjustment of the threaded fixing position.

[0026] Specifically, the interior of the second slide groove 9 is rotatably connected to a reverse lead screw 10 , one end of the reverse lead screw 10 is fixedly connected to a rotating block 13 , and the reverse lead screw 10 is threadedly connected to the clamping plate 11 .

[0027] In this embodiment, the rotating block 13 is manually rotated to drive the reverse screw 10 to rotate, so that the clamping plate 11 and the reverse screw 10 are threadedly rotated, and the clamping plate 11 is threadedly clamped, so that the clamping effect is better.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A length measuring detection head device, comprising a fixed base (1), characterized in that: A laser displacement sensor (2) is fixedly connected to one side of the upper end of the fixed base (1), and a battery (3) is fixedly connected to the other side of the upper end of the fixed base (1). The laser displacement sensor (2) is electrically connected to the battery (3) via a wire. First slide grooves (4) are fixedly provided on both sides of the upper end of the fixed base (1). A cleaning device (5) is slidably provided inside the first slide groove (4). A driving device (6) is provided inside the first slide groove (4). The driving device (6) is threadedly sleeved with the cleaning device (5), and the driving device (6) is electrically connected to the battery (3) via a wire.

2. A length measuring detection head device according to claim 1, characterized in that: The cleaning device (5) comprises a profile frame (14), a brush plate (15) and cleaning brush filaments (16); the lower end of the profile frame (14) is fixedly connected to the brush plate (15), and the lower end of the brush plate (15) is fixedly connected to the cleaning brush filaments (16).

3. A length measuring detection head device according to claim 2, characterized in that: The driving device (6) comprises a driving motor (7) and a threaded rod (8); one end of the driving motor (7) is fixedly connected to the threaded rod (8) via a shaft; and the threaded rod (8) is threadedly connected to the cleaning device (5).

4. A length measuring detection head device according to claim 3, characterized in that: Second sliding grooves (9) are fixedly provided on both sides of the lower end of the fixed base (1), a clamping plate (11) is slidably connected inside the second sliding groove (9), and a clamping groove (12) is fixedly provided on the inner side of the clamping plate (11).

5. A length measuring detection head device according to claim 4, characterized in that: The interior of the second slide groove (9) is rotatably connected to a reverse screw (10), one end of the reverse screw (10) is fixedly connected to a rotating block (13), and the reverse screw (10) is threadedly connected to a clamping plate (11).

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