Intelligent oil way heating device of rotary drilling rig

Abstract

The utility model discloses an intelligent oil way heating device of a rotary drilling rig. The intelligent oil way heating device comprises an outer frame, an air port, an oil way structure, an oil outlet pipe, a hot air pipe, a heat dissipation window structure and a fan. The oil way structure is arranged in the outer frame, a plurality of small oil way channels are formed in the middle of the oil way structure, so that the heating efficiency of an oil way is improved, the poor heating effect on the middle portion of oil is avoided, and the heating efficiency of the oil way is improved; the heat dissipation window structure used for cooling is arranged on the middle side of the rear portion of the outer frame, the draught fan is installed in the middle of the front side of the outer frame, when the temperature of the oil way structure is too high, the heat dissipation window structure can be opened, the draught fan is started, and therefore the temperature of the oil way structure is reduced, and the heat dissipation effect of the oil way structure is improved. Quick regulation and control of the oil temperature of the oil way are ensured to a certain extent, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the relevant field of rotary drilling rigs, in particular to an intelligent oil circuit heating device for rotary drilling rigs. Background Art

[0002] A rotary drilling rig is a construction machine suitable for drilling holes in building foundation projects. It is mainly suitable for the construction of soil layers such as sand, clay and silt. It is widely used in various foundation constructions such as bored piles, continuous walls and foundation reinforcement. Hydraulic oil is needed in the operation of a rotary drilling rig.

[0003] At present, Chinese patent application number: CN201822212862.7 discloses a rotary drilling rig hydraulic system and a rotary drilling rig. The provided rotary drilling rig hydraulic system includes: a reversing valve, a first one-way balancing valve, a second one-way balancing valve and a mast oil cylinder. The first one-way balancing valve is respectively connected to the rodless chamber of the reversing valve and the mast oil cylinder, and the second one-way balancing valve is respectively connected to the rod chamber of the reversing valve and the mast oil cylinder; the first one-way balancing valve and the second one-way balancing valve are both connected to the oil tank through a pilot oil circuit, and the pilot oil circuit is provided with a control component, which is used to control the connection and disconnection of the pilot oil circuit. The provided rotary drilling rig hydraulic system alleviates the technical problem of poor micro-mobility of the mast oil cylinder hydraulic system in the related art;

[0004] However, in the operation of the oil circuit system of the rotary drilling rig in the prior art, the temperature has a great influence on the viscosity of the oil. When the temperature is low, the viscosity of the hydraulic oil is high. When the temperature rises, the viscosity of the hydraulic oil decreases significantly. Usually, the one-way hydraulic oil pipeline is directly heated, and the heating efficiency of the hydraulic oil inside is low. When the temperature is too high, it is inconvenient to improve the overall heat dissipation efficiency, and the practicality of the device is relatively poor. Utility Model Content

[0005] Therefore, in order to solve the above-mentioned shortcomings, the utility model provides an intelligent oil circuit heating device for a rotary drilling rig.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an intelligent oil circuit heating device for a rotary drilling rig, comprising an outer frame, an air port, an oil circuit structure, an oil outlet pipe, a hot air pipe, a heat dissipation window structure and a fan, the top side of the outer frame is provided with an air port, and the inner part of the outer frame is provided with a rapid heating oil circuit structure, the bottom of one side of the oil circuit structure is provided with an oil outlet pipe, the middle side of the rear part of the outer frame is embedded with a hot air pipe, and the hot air pipe is connected to the heat source at the power end of the rotary drilling rig, the middle side of the rear part of the outer frame is provided with a heat dissipation window structure for cooling, and a fan is installed in the middle part of the front side of the outer frame.

[0007] Preferably, the oil circuit structure includes an oil inlet pipe embedded in the top side of the outer frame, an oil distribution pipe connected to the bottom side of the oil inlet pipe, an oil collecting bin connected to the bottom end of the oil distribution pipe, a heating base arranged on the bottom side of the oil collecting bin, and a heating plate installed on the rear side of the oil distribution pipe, wherein both sides of the heating plate are fastened to the inside of the outer frame, and the bottom side of the heating base is fastened to the outer frame.

[0008] Preferably, the heating plate has grooves on its inner side, and there are no less than ten grooves.

[0009] Preferably, temperature sensors are provided on the inner wall of the outer frame and the inner wall of the oil collecting bin.

[0010] Preferably, there are no less than twelve oil distribution pipes arranged at equal intervals, and the oil distribution pipes have a multi-path bending structure.

[0011] Preferably, the heat dissipation window structure includes a bracket embedded in the side wall of the outer frame, a door body arranged on the inner side of the bracket, a limit frame fixed to the rear side of the bracket, an adjustment component arranged on the upper middle side of the limit frame, and a support rod rotatably connected to the upper middle part of one side of the door body, the other end of the adjustment component is connected to the door body, and the top end of the support rod is connected to the outer frame.

[0012] Preferably, the positioning assembly includes a servo motor fastened to a limit frame on the bottom side, a threaded rod connected to the top output end of the servo motor, a support frame rotatably connected to the top end of the threaded rod, an internal thread block threadedly connected to the outer surface of the threaded rod, and a transfer block rotatably connected to the front middle side of the internal thread block, the right side of the support frame is fixed to the limit frame, and the left side of the transfer block is connected to the door body.

[0013] Preferably, a sliding block is provided on the right side of the internal thread block, and the right side of the sliding block contacts and slides with the limiting frame.

[0014] Preferably, the hot air pipe is located inside the oil distribution pipe and the heating plate, and an air nozzle is opened upward on the hot air pipe.

[0015] Beneficial effects of the utility model:

[0016] The utility model is provided with an oil circuit structure inside the outer frame, and a plurality of small oil circuit channels are formed in the middle of the oil circuit structure to improve the heating efficiency of the oil circuit and avoid poor heating effect on the middle of the oil when too much oil flows through, thereby improving the heating efficiency of the oil circuit; a hot air pipe is embedded in the middle side of the rear part of the outer frame, and the hot air pipe is connected to the heat source at the power end of the rotary drilling rig to introduce the external heat source into the oil circuit structure, thereby improving the heating effect of the oil circuit structure; a heat dissipation window structure for cooling is provided in the middle side of the rear part of the outer frame, and a fan is installed in the middle of the front side of the outer frame; when the temperature of the oil circuit structure is too high, the heat dissipation window structure can be opened and the fan can be started to reduce the temperature of the oil circuit structure, which ensures the rapid regulation of the oil temperature of the oil circuit to a certain extent and improves the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the rear side of the outer frame of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the oil circuit structure of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the heat dissipation window structure of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the position adjustment component of the utility model.

[0022] Among them: outer frame-1, air port-2, oil circuit structure-3, oil outlet pipe-4, hot air pipe-5, heat dissipation window structure-6, fan-7, oil inlet pipe-31, oil distribution pipe-32, oil collecting bin-33, heating base-34, heating plate-35, bracket-61, door body-62, limit frame-63, adjustment component-64, support rod-65, servo motor-641, threaded rod-642, cushion frame-643, internal thread block-644, transfer block-645. DETAILED DESCRIPTION

[0023] In order to further explain the technical solution of the present utility model, it is described in detail through specific embodiments below.

[0024] See also Figure 1 and Figure 2 The utility model provides an intelligent oil circuit heating device for a rotary drilling rig, comprising an outer frame 1, an air port 2, an oil circuit structure 3, an oil outlet pipe 4, a hot air pipe 5, a heat dissipation window structure 6 and a fan 7. The outer frame 1 is provided with an air port 2 on the top side, and the outer frame 1 is provided with an oil circuit structure 3 inside. A plurality of small oil circuit channels are formed in the middle of the oil circuit structure 3 to improve the heating efficiency of the oil circuit and avoid poor heating effect on the middle of the oil when too much oil flows through, thereby improving the heating efficiency of the oil circuit. An oil outlet pipe 4 is provided on the bottom of one side of the oil circuit structure 3. The outer frame 1 is provided with an air port 2 on the top side, and the oil circuit structure 3 is provided with an oil outlet pipe 4 on the back side. A hot air pipe 5 is embedded in the middle side of the outer frame 1, and the hot air pipe 5 is connected to the heat source at the power end of the rotary drilling rig to introduce the external heat source into the oil circuit structure 3, thereby improving the heating effect of the oil circuit structure 3. A temperature sensor is provided on the inner wall of the outer frame 1 to monitor the temperature environment inside the outer frame 1. A heat dissipation window structure 6 for cooling is provided on the middle side of the rear part of the outer frame 1. A fan 7 is installed in the middle part of the front side of the outer frame 1. When the temperature of the oil circuit structure 3 is too high, the heat dissipation window structure 6 can be opened and the fan 7 can be started to reduce the temperature of the oil circuit structure 3.

[0025] See also Figure 1 , Figure 2 and Figure 3 The utility model provides an intelligent oil circuit heating device for a rotary drilling rig. The oil circuit structure 3 includes an oil inlet pipe 31 embedded in the top side of the outer frame 1, an oil distribution pipe 32 connected to the bottom side of the oil inlet pipe 31, an oil collecting bin 33 connected to the bottom end of the oil distribution pipe 32, a heating base 34 arranged at the bottom side of the oil collecting bin 33, and a heating plate 35 installed at the rear side of the oil distribution pipe 32. The two sides of the heating plate 35 are fastened to the inner side of the outer frame 1, the bottom side of the heating base 34 is fastened to the outer frame 1, and the inner side of the heating plate 35 is fastened to the outer frame 1. A through groove is opened on the side, and there are no less than ten through grooves to facilitate air circulation. A temperature sensor is set on the inner wall of the oil collecting bin 33 to monitor the internal oil temperature. No less than twelve oil distribution pipes 32 are evenly spaced, and the oil distribution pipes 32 have a multi-way bending structure to improve the heating effect of the internal oil. The hot air pipe 5 is located on the inner side of the oil distribution pipe 32 and the heating plate 35, and the hot air pipe 5 is provided with an air nozzle upward to improve the heating effect of the oil distribution pipe 32 after the hot air is blown out.

[0026] See also Figure 1 , Figure 2 , Figure 4 and Figure 5 The utility model provides an intelligent oil circuit heating device for a rotary drilling rig. The heat dissipation window structure 6 includes a bracket 61 embedded in the side wall of the outer frame 1, a door body 62 arranged on the inner side of the bracket 61, a limiting frame 63 fixed to one side of the rear part of the bracket 61, a positioning component 64 arranged on the middle and upper side of the limiting frame 63, and a support rod 65 rotatably connected to the middle and upper part of one side of the door body 62. The other end of the positioning component 64 is connected to the door body 62, and the top end of the support rod 65 is connected to the outer frame 1. Under the action of the adjusting component 64, the door body 62 is opened and closed, thereby improving the flow efficiency of the gas.

[0027] The positioning assembly 64 includes a servo motor 641 fastened to the limit frame 63 on the bottom side, a threaded rod 642 connected to the top output end of the servo motor 641, a support frame 643 rotatably connected to the top end of the threaded rod 642, an internal thread block 644 threadedly connected to the outer surface of the threaded rod 642, and a transfer block 645 rotatably connected to the front middle side of the internal thread block 644. Under the action of the servo motor 641, the threaded rod 642 drives the internal thread block 644 to move, so that the internal thread block 644 drives the transfer block 645 to drive the door body 62 to flip upward and open under the support of the support rod 65. The right side of the support frame 643 is fixed to the limit frame 63, and the left side of the transfer block 645 is connected to the door body 62 to facilitate driving the door body 62 to shift and flip. A slider is provided on the right side of the internal thread block 644, and the right side of the slider contacts and slides with the limit frame 63 to ensure the stability of the longitudinal displacement of the internal thread block 644.

[0028] Here’s how it works:

[0029] First, the design is installed and fixed at the position where it is needed on the rotary drilling rig through the outer frame 1, and then the oil outlet pipe 4 and the oil inlet pipe 31 are respectively connected to the oil-using end of the rotary drilling rig to use the design;

[0030] Secondly, the oil on the rotary drilling rig enters the oil distribution pipe 32 through the oil inlet pipe 31 to form multiple oil paths, and the heating base 34 and the heating plate 35 are controlled to start. The heating plate 35 heats the oil distribution pipe 32, and the heated oil in the oil distribution pipe 32 flows into the oil collecting bin 33 for reheating. The heated oil is discharged through the oil outlet pipe 4 for use. While the distribution pipe 32 is heated, the hot air pipe 5 introduces the heat source of the power end of the external rotary drilling rig to blow hot air to the oil distribution pipe 32, thereby improving the heating efficiency of the oil distribution pipe 32;

[0031] Again, when the oil temperature in the oil collecting bin 33 is too high, the servo motor 641 is started, and under the action of the servo motor 641, the threaded rod 642 drives the internal thread block 644 to move, so that the internal thread block 644 drives the indexing block 645 to drive the door body 62 to flip upward and open under the support of the support rod 65, and then the fan 7 is started to drive the gas circulation in the outer frame 1, thereby reducing the oil temperature in the oil distribution pipe 32 and the oil collecting bin 3.

[0032] The utility model provides an intelligent oil circuit heating device for a rotary drilling rig, wherein an oil circuit structure 3 is arranged inside an outer frame 1, and a plurality of small oil circuit channels are formed in the middle of the oil circuit structure 3 to improve the heating efficiency of the oil circuit and avoid poor heating effect on the middle of the oil when too much oil flows through, thereby improving the heating efficiency of the oil circuit; a hot air pipe 5 is embedded in the middle side of the rear portion of the outer frame 1, and the hot air pipe 5 is connected to the heat source at the power end of the rotary drilling rig to introduce the external heat source into the oil circuit structure 3, thereby improving the heating effect of the oil circuit structure 3; a heat dissipation window structure 6 for cooling is arranged in the middle side of the rear portion of the outer frame 1, and a fan 7 is installed in the middle of the front side of the outer frame 1; when the temperature of the oil circuit structure 3 is too high, the heat dissipation window structure 6 can be opened and the fan 7 can be started to reduce the temperature of the oil circuit structure 3, thereby ensuring rapid regulation of the oil temperature of the oil circuit to a certain extent and improving the practicability of the device.

[0033] The above description is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An intelligent oil circuit heating device for a rotary drilling rig, comprising an outer frame (1); Features: The outer frame (1) is provided with an air port (2) on the top side, and a rapid heating oil circuit structure (3) is provided inside the outer frame (1); an oil outlet pipe (4) is provided at the bottom of one side of the oil circuit structure (3); a hot air pipe (5) is embedded in the middle of the rear part of the outer frame (1), and the hot air pipe (5) is connected to the heat source at the power end of the rotary drilling rig; a heat dissipation window structure (6) for cooling is provided in the middle of the rear part of the outer frame (1); and a fan (7) is installed in the middle of the front side of the outer frame (1).

2. According to claim 1, the intelligent oil circuit heating device for rotary drilling rig is characterized in that: The oil circuit structure (3) comprises an oil inlet pipe (31) embedded in the top side of the outer frame (1), an oil distribution pipe (32) connected to the bottom side of the oil inlet pipe (31), an oil collecting bin (33) connected to the bottom end of the oil distribution pipe (32), a heating base (34) arranged on the bottom side of the oil collecting bin (33), and a heating plate (35) installed on the rear side of the oil distribution pipe (32), wherein both sides of the heating plate (35) are fastened to the inside of the outer frame (1), and the bottom side of the heating base (34) is fastened to the outer frame (1).

3. According to claim 2, the intelligent oil circuit heating device for rotary drilling rig is characterized in that: The heating plate (35) is provided with through grooves on its inner side, and the number of the through grooves is no less than ten.

4. According to claim 2, the intelligent oil circuit heating device for rotary drilling rig is characterized in that: The inner wall of the outer frame (1) and the inner wall of the oil collecting bin (33) are both provided with temperature sensors.

5. According to claim 2, the intelligent oil circuit heating device for rotary drilling rig is characterized in that: No less than twelve of the oil distribution pipes (32) are arranged at equal intervals, and the oil distribution pipes (32) are in a multi-path bending structure.

6. According to claim 1, the intelligent oil circuit heating device for rotary drilling rig is characterized in that: The heat dissipation window structure (6) comprises a bracket (61) embedded in the side wall of the outer frame (1), a door body (62) arranged on the inner side of the bracket (61), a limiting frame (63) fixed to one side of the rear portion of the bracket (61), a positioning assembly (64) arranged on the middle and upper side of the limiting frame (63), and a support rod (65) rotatably connected to the middle and upper part of one side of the door body (62), wherein the other end of the positioning assembly (64) is connected to the door body (62), and the top end of the support rod (65) is connected to the outer frame (1).

7. According to claim 6, the intelligent oil circuit heating device for rotary drilling rig is characterized by: The positioning assembly (64) includes a servo motor (641) whose bottom side is fastened to a limiting frame (63), a threaded rod (642) connected to the top output end of the servo motor (641), a support frame (643) rotatably connected to the top end of the threaded rod (642), an internal thread block (644) threadedly connected to the outer surface of the threaded rod (642), and a transfer block (645) rotatably connected to the front middle side of the internal thread block (644), the right side of the support frame (643) is fixed to the limiting frame (63), and the left side of the transfer block (645) is connected to the door body (62).

8. According to claim 7, the intelligent oil circuit heating device for rotary drilling rig is characterized by: A sliding block is arranged on the right side of the internal thread block (644), and the right side of the sliding block contacts and slides with the limiting frame (63).

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