CN220036736U - Underground sensor control panel line switching device - Google Patents

Abstract

The utility model discloses a circuit switching device of an underground sensor control board, which comprises a control box, a lifting conveying mechanism and an underground switching mechanism. This sensor control panel circuit switching device in pit, main control panel cartridge is on the switching mechanism in pit when main control panel is located lift conveying mechanism bottom, and the sensor is connected with main control panel electricity, and when main control panel had emergent trouble, monitoring personnel in time pressed the switching button, makes controller drive lift conveying mechanism drive main control panel and rises, and main control panel breaks away from down-hole switching mechanism, and the sensor is connected with vice control panel electricity, realizes switching between main control panel and the vice control panel to make the instrument resume normal work as soon as possible.

Description

Underground sensor control panel line switching device

Technical Field

The utility model relates to a switching device, in particular to a line switching device for a control panel of an underground sensor.

Background

The existing ground and well seismic data acquisition system uses a universal moving-coil or digital ground single-component or three-component detector and a moving-coil three-component detector array in the well to synchronously acquire ground and well seismic data in a well-to-ground joint mode. The most widely used in the industry is the conventional borehole tri-component detectors to collect borehole seismic (VSP) data. The three-component detector is a special detector used in multi-wave exploration. Unlike single-component conventional geophones, three mutually perpendicular sensors are mounted in each geophone to record three components of the particle vibration velocity vector for simultaneous recording of longitudinal, transverse and converted waves.

At present, once a down-hole sensor circuit fails, the down-hole sensor circuit needs to be manually lifted for comprehensive shutdown inspection, so that the down-hole sensor can be inspected and maintained, the time and the labor are wasted, and the data continuity rate is influenced. Therefore, it is necessary to design an underground sensor line switching device, which can switch to the auxiliary board in time when the main board has an emergency fault, so as to enable the instrument to resume normal operation as soon as possible.

Disclosure of Invention

The utility model aims to: the circuit switching device for the underground sensor control panel can switch to the auxiliary panel in time when the main panel has an emergency fault, so that the instrument can be recovered to work normally as soon as possible.

The technical scheme is as follows: the utility model provides an underground sensor control board line switching device which comprises a control box, a lifting conveying mechanism and an underground switching mechanism, wherein the lifting conveying mechanism is arranged on the control box; the control box and the underground switching mechanism are respectively arranged at the upper end and the lower end of the lifting conveying mechanism; a linkage plate for installing the main control plate is fixed on the lifting conveying mechanism; a mounting plate for mounting the auxiliary control plate is arranged in the underground switching mechanism; the lifting conveying mechanism drives the main control panel to lift and link with the underground switching mechanism, so that the main control panel or the auxiliary control panel is electrically connected with a sensor on the underground switching mechanism; the control box is provided with a controller and a switching key electrically connected with the controller; the lifting conveying mechanism is driven and controlled by the controller.

Further, a main board indicator lamp and an auxiliary board indicator lamp which are electrically connected with the controller are arranged on the control box.

Further, the lifting conveying mechanism comprises a lifting driving motor, a lifting conveying guide rod and a guide pipe; the upper end of the lifting conveying guide rod is fixed on the control box, and the lower end is fixed on the underground switching mechanism; the guide pipe is sleeved on the lifting conveying guide rod in a sliding manner; the lifting driving motor drives the guide pipe to lift along the lifting conveying guide rod through the driving unit and is electrically connected with the controller; the linkage plate is fixed on the guide tube.

Further, the underground switching mechanism comprises a butt joint box and two movable plates; the butt joint box is used for being installed in the well pit; the upper side surface of the butt joint box is provided with an inserting notch for inserting the linkage plate; the mounting plate is arranged in the butt joint box; auxiliary contacts for electrically connecting with the auxiliary control board are arranged on two side surfaces of the mounting plate; the two movable plates are elastically installed in the butt joint box through a plurality of elastic supporting units, and the two movable plates clamp the mounting plate under the drive of the elastic supporting units; the two movable plates are provided with lower side contacts for conducting contact with the auxiliary contacts; a main contact electrically connected with the main control board is arranged on the linkage board; bosses are arranged on the two movable plates; an upper contact for conducting contact with the main contact is arranged on the boss; the upper side contact and the lower side contact are electrically connected with the sensor.

Further, the upper side surface of the boss is provided with a slope surface; an extrusion surface for extruding the slope surface is arranged on the lower edge of the linkage plate.

Further, the elastic supporting unit comprises a telescopic rod and a supporting spring; the length of the telescopic rod is adjustable and connected between the vertical inner wall of the butt joint box and the movable plate; the supporting spring is sleeved on the telescopic rod and is elastically supported between the butt joint box and the movable plate.

Further, a flexible cushion is provided on the upper edge of the mounting plate.

Compared with the prior art, the utility model has the beneficial effects that: when the main control board is positioned at the bottom of the lifting conveying mechanism, the main control board is inserted on the underground switching mechanism, the sensor is electrically connected with the main control board, and when the main control board has an emergency fault, a monitoring person presses the switching key in time to drive the lifting conveying mechanism to drive the main control board to lift, the main control board is separated from the underground switching mechanism, the sensor is electrically connected with the auxiliary control board, and the switching between the main control board and the auxiliary control board is realized, so that the instrument can be recovered to work normally as soon as possible.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view of a docking pod of the present utility model;

FIG. 3 is a cross-sectional view of the drive cassette of the present utility model;

FIG. 4 is a schematic diagram of the circuit structure of the present utility model;

in the figure: 1. a control box; 2. switching keys; 3. a main board indicator lamp; 4. an auxiliary board indicator lamp; 5. lifting and conveying guide rods; 6. a drive box; 7. a lifting driving motor; 8. a guide tube; 9. a main control board; 10. a linkage plate; 11. a main contact; 12. extruding the surface; 13. a mounting column; 14. a butt joint box; 15. a sensor; 16. a driving worm; 17. a driven worm wheel; 18. a lifting gear; 19. lifting the rack; 20. a mounting plate; 21. a support spring; 22. a reset lever; 23. resetting the sleeve; 24. a movable plate; 25. a boss; 26. an upper contact; 27. a slot is inserted; 28. a flexible cushion layer; 29. a lower contact; 30. and a sub-contact.

Detailed Description

The technical scheme of the present utility model will be described in detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the embodiments.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be understood that the terms "left", "right", "front", "rear", "upper", "lower", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1:

as shown in fig. 1 to 4, the present utility model provides a circuit switching device for a downhole sensor control board, which includes: a control box 1, a lifting conveying mechanism and a downhole switching mechanism; the control box 1 and the underground switching mechanism are respectively arranged at the upper end and the lower end of the lifting conveying mechanism; a mounting plate 20 for mounting the auxiliary control plate is mounted in the downhole switching mechanism; a linkage plate 10 for installing the main control plate 9 is fixed on the lifting conveying mechanism, the lifting conveying mechanism drives the linkage plate 10 to be separated from or inserted into the underground switching mechanism, when the linkage plate 10 is positioned at the bottom of the lifting conveying mechanism, the linkage plate is inserted into the underground switching mechanism, a sensor 15 on the underground switching mechanism is electrically connected with the main control plate 9, when the linkage plate 10 leaves the bottom of the lifting conveying mechanism, the linkage plate is separated from the underground switching mechanism, and the sensor 15 on the underground switching mechanism is separated from the main control plate and is electrically connected with the auxiliary control plate; a controller is arranged in the control box 1; the lifting conveying mechanism is driven and controlled by the controller; a switching key 2 electrically connected to the controller is provided on the control box 1.

When the main control board 9 is positioned at the bottom of the lifting conveying mechanism, the main control board 9 is inserted into the underground switching mechanism, the sensor 15 is electrically connected with the main control board 9, and when the main control board 9 has an emergency fault, a monitoring person presses down the switching key 2 in time to enable the controller to drive the lifting conveying mechanism to drive the main control board 9 to lift, the main control board 9 is separated from the underground switching mechanism, and the sensor 15 is electrically connected with the auxiliary control board to realize the switching between the main control board 9 and the auxiliary control board so as to enable the instrument to recover to normal work as soon as possible; when the maintenance of the main control board 9 is completed, the monitor presses the switching key 2 again, so that the lifting conveying mechanism drives the main control board 9 to descend, the main control board 9 is inserted into the underground switching mechanism again and is electrically connected with the sensor 15, and the auxiliary control board is disconnected with the sensor 15 in the inserting process.

Further, a main board indicator lamp 3 and an auxiliary board indicator lamp 4 electrically connected to the controller are provided on the upper side surface of the control box 1. Whether the main control board 9 or the auxiliary control board is electrically connected with the sensor 15 is judged visually by utilizing the main board indicator lamp 3 and the auxiliary board indicator lamp 4, when the lifting conveying mechanism drives the main control board 9 to descend, the main board indicator lamp 3 is turned on, and when the lifting conveying mechanism drives the main control board 9 to ascend, the main board indicator lamp 3 is turned off, and the auxiliary board indicator lamp 4 is turned on.

Further, the lifting conveying mechanism comprises a lifting driving motor 7, a lifting conveying guide rod 5, a driving box 6, a guide pipe 8 and a driving unit; the driving unit comprises a lifting gear 18, a lifting rack 19, a driving worm 16 and a driven worm wheel 17; the upper end of the lifting conveying guide rod 5 is fixed on the control box 1, and the lower end is fixed on the underground switching mechanism; the guide pipe 8 is sleeved on the lifting conveying guide rod 5 in a sliding manner; the driving box 6 is fixed on the guide pipe 8 in a communicating way; the lifting rack 19 is arranged on the lifting conveying guide rod 5 along the length direction; the lifting gear 18 is rotatably arranged in the driving box 6 and meshed with the lifting rack 19; the driven worm wheel 17 is coaxially arranged on the lifting gear 18; the driving worm 16 is rotatably arranged in the driving box 6 and meshed with the driven worm wheel 17; the lifting driving motor 7 is used for driving the driving worm 16 to rotate and is electrically connected with the controller through a motor driving circuit; the linkage plate 10 is vertically fixed on the guide tube 8. The driving worm 16 is driven to rotate by the lifting driving motor 7 under the control of the controller, the driven worm wheel 17 drives the lifting gear 18 to rotate, and the lifting gear 18 is matched with the lifting rack 19, so that the driving box 6 and the guide pipe 8 lift along the lifting conveying guide rod 5, and the linkage plate 10 drives the main control plate 9 to lift, so that the main control plate 9 is separated from or inserted into the underground switching mechanism.

Further, the downhole switching mechanism includes a docking box 14 and two movable plates 24; the docking box 14 is used for being installed in the pit through the installation column 13; an insertion slot 27 for inserting the linkage plate 10 is arranged on the upper side surface of the docking box 14; the mounting plate 20 is fixed on the inner wall of the lower side of the docking box 14; a plurality of sub contacts 30 electrically connected to the sub control board are provided on both side surfaces of the mounting plate 20; the two movable plates 24 are elastically installed in the docking box 14 through a plurality of elastic supporting units, the two movable plates 24 are parallel to each other, and the installation plate 20 is positioned between the two movable plates 24; on opposite sides of the two movable plates 24, there are provided respective lower side contacts 29 for electrically conductive contact with respective sub contacts 30 of the corresponding sides, respectively; two of the auxiliary contacts 30 are used for supplying power to the auxiliary control board, and the corresponding two lower contacts 29 are used for electrically connecting with an external power supply module; a plurality of main contacts 11 electrically connected to the main control board 9 are provided on both side surfaces of the linkage board 10; a boss 25 is arranged in the middle of the opposite side surfaces of the two movable plates 24; each upper side contact 26 for electrically conductive contact with each corresponding side main contact 11 is provided on the opposite side face of both bosses 25; wherein two main contacts 11 are used for supplying power to the auxiliary control board, and two corresponding upper contacts 26 are used for electrically connecting with an external power supply module; the remaining upper contacts 26 and the remaining lower contacts 29 are electrically connected to the sensor 15.

When the linkage plate 10 drives the main control plate 9 to be inserted into the inserting slot 27, the two movable plates 24 clamp the main control plate 9 in a butt mode, so that each main contact 11 is in conductive contact with each upper contact 26, at the moment, the side auxiliary contact 30 is not in contact with the lower contact 29, and therefore the main control plate 9 is electrically connected with the sensor 15 for working, when the main control plate 9 breaks down, the linkage plate 10 drives the main control plate 9 to be separated from the inserting slot 27, the main control plate 9 is separated from the two movable plates 24, the two movable plates 24 clamp the mounting plate 20 under the driving of the elastic support unit, at the moment, the auxiliary contact 30 is in conductive contact with the lower contact 29, and therefore the auxiliary control plate is electrically connected with the sensor 15 for working, and switching between the main control plate 9 and the auxiliary control plate is achieved; the distance between the upper contacts 26 on the two movable plates 24 is made smaller than the distance between the lower contacts 29 by the bosses 25, thereby ensuring that the lower contacts 29 are disconnected from the auxiliary contacts 30 when the upper contacts 26 are in conductive contact with the main contacts 11.

Further, the upper side of the boss 25 is provided as a slope; an extrusion surface 12 for extruding the slope surface is provided on the lower edge of the linkage plate 10; the upper sides of the two movable plates 24 are folded over, and are -shaped in right-view projection. When the linkage plate 10 is inserted downwards, the two movable plates 24 are pushed away by the extrusion surface 12 by utilizing the slope surface, so that the main control plate 9 can smoothly reach between the two movable plates 24; the upper sides of the two movable plates 24 are turned relatively, so that the linkage plate 10 is convenient to insert downwards, and the movable plates 24 are prevented from interfering the linkage plate 10.

Further, the elastic supporting unit includes a telescopic rod and a supporting spring 21; the telescopic rod comprises a reset sleeve 23 and a reset rod 22; one end of the reset sleeve 23 is fixed on the vertical inner wall of the docking box 14; one end of the reset rod 22 is fixed on the movable plate 24, and the other end is inserted on the reset sleeve 23; the supporting spring 21 is sleeved on the reset sleeve 23 and is elastically supported between the inner wall of the docking box 14 and the movable plate 24. The support spring 21 is elastically supported between the movable plate 24 and the inner wall of the docking box 14 by the support spring 21, the reset sleeve 23 and the reset lever 22, so that the two movable plates 24 are clamped, and the reset sleeve 23 and the reset lever 22 determine the mounting positions of the movable plates 24 and simultaneously enable the movable plates 24 to have relative movement.

Further, a flexible cushion 28 is provided on the upper edge of the mounting plate 20. The impact of the linkage plate 10 on the mounting plate 20 in the inserting process is reduced by the flexible cushion layer 28, and meanwhile, a certain positioning effect is achieved on the linkage plate 10, so that the reliability of conductive contact between the upper side contact 26 and the main contact 11 is ensured.

In the underground sensor control board line switching device provided by the utility model, the controller adopts the existing singlechip control module; the sensor 15 is an existing single-component or three-component detector, and can be replaced by a water level sensor, a smoke sensor and the like according to requirements, so as to be used for detecting the conditions in the pit.

When the underground sensor control board line switching device is installed and used, in an initial state, the driving box 6 and the guide pipe 8 are positioned at the bottom of the lifting conveying guide rod 5, at the moment, each main contact 11 is respectively in conductive contact with each corresponding upper contact 26, and the sensor 15 is electrically connected with the main control board 9 for working; when the main control board 9 has an emergency fault, a monitor presses down the switching key 2, the lifting driving motor 7 drives the driving worm 16 to rotate under the control of the controller, the driven worm wheel 17 drives the lifting gear 18 to rotate, the lifting gear 18 is matched with the lifting rack 19, the driving box 6 and the guide pipe 8 ascend along the lifting conveying guide rod 5, so that the linkage plate 10 drives the main control board 9 to ascend, the main control board 9 is separated from the switching mechanism, and the connection with the sensor 15 is disconnected; simultaneously, the supporting springs 21 drive the two movable plates 24 to clamp the mounting plate 20, so that each auxiliary contact 30 is in conductive contact with the corresponding lower contact 29, and the sensor 15 is electrically connected with the auxiliary control plate to work at the moment, so that emergency switching is completed.

As described above, although the present utility model has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the utility model itself. Various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (7)

1. The utility model provides a sensor control panel circuit switching device in pit which characterized in that: comprises a control box (1), a lifting conveying mechanism and a downhole switching mechanism; the control box (1) and the underground switching mechanism are respectively arranged at the upper end and the lower end of the lifting conveying mechanism; a linkage plate (10) for installing a main control plate (9) is fixed on the lifting conveying mechanism; a mounting plate (20) for mounting the auxiliary control plate is arranged in the underground switching mechanism; the lifting conveying mechanism drives the main control board (9) to lift and is linked with the underground switching mechanism, so that the main control board (9) or the auxiliary control board is electrically connected with a sensor (15) on the underground switching mechanism; a controller and a switching key (2) electrically connected with the controller are arranged on the control box (1); the lifting conveying mechanism is driven and controlled by the controller.

2. The downhole sensor control board line switching device of claim 1, wherein: the control box (1) is provided with a main board indicator lamp (3) and an auxiliary board indicator lamp (4) which are electrically connected with the controller.

3. The downhole sensor control board line switching device of claim 1, wherein: the lifting conveying mechanism comprises a lifting driving motor (7), a lifting conveying guide rod (5) and a guide pipe (8); the upper end of the lifting conveying guide rod (5) is fixed on the control box (1), and the lower end is fixed on the underground switching mechanism; the guide pipe (8) is sleeved on the lifting conveying guide rod (5) in a sliding manner; the lifting driving motor (7) drives the guide pipe (8) to lift along the lifting conveying guide rod (5) through the driving unit and is electrically connected with the controller; the linkage plate (10) is fixed on the guide tube (8).

4. A downhole sensor control board line switching device according to claim 3, wherein: the underground switching mechanism comprises a butt joint box (14) and two movable plates (24); the butt joint box (14) is used for being installed in the pit; the upper side surface of the butt joint box (14) is provided with a inserting notch (27) for inserting the linkage plate (10); the mounting plate (20) is arranged in the butt joint box (14); auxiliary contacts (30) for electrically connecting with the auxiliary control board are arranged on two side surfaces of the mounting plate (20); the two movable plates (24) are elastically installed in the butt joint box (14) through a plurality of elastic supporting units, and the two movable plates (24) clamp the mounting plate (20) under the drive of the elastic supporting units; a lower contact (29) for conducting contact with the auxiliary contact (30) is arranged on both movable plates (24); a main contact (11) electrically connected with the main control board (9) is arranged on the linkage board (10); bosses (25) are arranged on the two movable plates (24); an upper contact (26) for electrically contacting the main contact (11) is arranged on the boss (25); the upper contact (26) and the lower contact (29) are electrically connected to the sensor (15).

5. The downhole sensor control board line switching device of claim 4, wherein: the upper side surface of the boss (25) is provided with a slope surface; a pressing surface (12) for pressing the slope surface is provided on the lower edge of the linkage plate (10).

6. The downhole sensor control board line switching device of claim 5, wherein: the elastic supporting unit comprises a telescopic rod and a supporting spring (21); the length of the telescopic rod is adjustable and connected between the vertical inner wall of the butt joint box (14) and the movable plate (24); the supporting spring (21) is sleeved on the telescopic rod and is elastically supported between the butt joint box (14) and the movable plate (24).

7. The downhole sensor control board line switching device of claim 1, wherein: a flexible cushion (28) is provided on the upper edge of the mounting plate (20).