CN219703387U - Drill rod cooling device - Google Patents
Drill rod cooling device Download PDFInfo
- Publication number
- CN219703387U CN219703387U CN202321210953.1U CN202321210953U CN219703387U CN 219703387 U CN219703387 U CN 219703387U CN 202321210953 U CN202321210953 U CN 202321210953U CN 219703387 U CN219703387 U CN 219703387U
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- Prior art keywords
- drill rod
- cooling tank
- air
- temperature
- cooling device
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- 238000001816 cooling Methods 0.000 title claims abstract description 82
- 230000005611 electricity Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003570 air Substances 0.000 abstract description 45
- 238000007664 blowing Methods 0.000 abstract description 4
- 239000012080 ambient air Substances 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- Percussive Tools And Related Accessories (AREA)
Abstract
The utility model discloses a drill rod cooling device which comprises an air blower, a surface cooler, a cold air pipe, a cooling tank, a hot air pipe, a frequency converter, a temperature regulator, a frequency converter, an air blower, an axial flow fan and a cooling tank, wherein the air blower, the surface cooler, the cold air pipe, the cooling tank and the hot air pipe are sequentially connected. The temperature regulator monitors the temperature in the cooling tank in real time, and controls the wind speed and the wind quantity of the blower through the frequency converter, so that the temperature in the cooling tank is maintained in a set temperature range; the air-cooled chiller controls the temperature of the surface cooler in a certain range, thereby controlling the temperature of air flow entering the cooling tank and inhibiting disturbance caused by the temperature change of ambient air; the axial flow fan is perpendicular to the drill rod for blowing, so that forced convection heat exchange is generated; basically realizes accurate temperature control, improves the mechanical property and the service life of the drill rod.
Description
Technical Field
The utility model relates to a cooling device, in particular to a cooling device for rock drilling drill rod series products after heat treatment.
Background
At present, drill rod series products are mainly used in the fields of mining, tunnel construction, engineering construction and the like, and have higher requirements on mechanical properties such as strength, wear resistance and the like of the drill rod due to the working principle and the environment specificity of the drill rod, and the mechanical properties of the drill rod are greatly influenced by temperature change in the cooling process. The drill rod which is not cooled at a specific temperature and is controlled to be cooled at a specific speed can be subjected to plastic deformation and fracture in the use process, so that the service life of the drill tool is influenced. Therefore, a specific cooling device is needed to control the temperature change in the cooling process of the drill rod, so that the mechanical performance and the service life of the drill rod are improved.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a cooling device for a drill rod series product after heat treatment, which solves the problems of reduced mechanical performance and service life of the drill rod caused by the change of cooling temperature by controlling cooling air speed and cooling temperature.
The aim of the utility model is realized by the following technical scheme:
the utility model provides a drill rod cooling device, includes air-blower, surface cooler, cold air pipe, cooling tank, the hot-blast main that connects in order, still includes the converter and establishes the temperature regulator in the cooling tank, and temperature regulator is connected with the converter electricity, and the converter is connected with the air-blower electricity, is equipped with a plurality of axial fan on the cooling tank inner wall.
Preferably, the axial flow fans are uniformly and spirally distributed in the cooling tank.
Preferably, the air-cooled water chiller is further included for controlling the temperature of the surface cooler.
Preferably, the bottom of the cooling tank is provided with an air inlet, the cold air pipe is connected with the air inlet, the top of the cooling tank is provided with an air outlet, and the hot air pipe is connected with the air outlet.
Preferably, the cooling tank comprises an upper cover, and a hanging ring is fixedly arranged at the right center of the bottom of the upper cover.
Preferably, the cooling tank further comprises a drill rod, and a positioning sleeve matched with the bottom end of the drill rod is arranged at the inner bottom of the cooling tank.
Preferably, the drill rod further comprises a lifting rope, one end of the lifting rope is connected with a lifting hook, the other end of the lifting rope is connected with a fixed block, external threads are arranged on the surface of the fixed block, a threaded hole is formed in the center of the top end of the drill rod, and the fixed block is in threaded connection with the drill rod.
Preferably, a conical wind collecting plate is arranged at the bottom of the cooling tank, and a wind collecting opening is formed in the center of the conical wind collecting plate.
The beneficial effects of the utility model are as follows:
(1) The temperature regulator monitors the temperature in the cooling tank in real time, and controls the wind speed and the wind quantity of the blower through the frequency converter, so that the temperature in the cooling tank is maintained in a set temperature range; the axial flow fan is perpendicular to the drill rod for blowing, so that forced convection heat exchange is generated; basically realizes accurate temperature control, improves the mechanical property and the service life of the drill rod.
(2) The air-cooled chiller controls the temperature of the surface cooler in a certain range, thereby controlling the temperature of the air flow entering the cooling tank and inhibiting the disturbance caused by the temperature change of the ambient air.
(3) The positioning sleeve is arranged at the bottom of the cooling tank and plays a role in quick positioning, the drill rod is positioned at the center of the cooling tank, uniform blowing is guaranteed, and meanwhile, the drill rod is prevented from shaking in the cooling process by the positioning sleeve, so that stability is guaranteed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic view of the mating structure of the lifting ring and the lifting hook;
in the figure, a 1-blower, a 2-surface cooler, a 3-air cooling pipe, a 4-cooling tank, a 5-hot air pipe, a 6-air cooling type water chiller, a 7-frequency converter, an 8-temperature regulator, a 9-axial flow fan, a 10-upper cover, a 11-positioning sleeve, a 12-drill rod, a 13-hanging ring, a 14-hanging hook, a 15-hanging rope, a 16-fixing block and a 17-conical wind collecting plate.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Referring to fig. 1-3, the present utility model provides a technical solution:
the utility model provides a drill rod cooling device, includes air-blower 1, surface cooler 2, cold air pipe 3, cooling tank 4, hot-blast main 5 that connect in order, still includes converter 7 and establishes the temperature regulator 8 in cooling tank 4, and temperature regulator 8 is connected with the converter 7 electricity, and converter 7 is connected with air-blower 1 electricity, evenly is equipped with a plurality of axial fan 9 on the cooling tank 4 inner wall.
Further, the axial flow fans 9 are uniformly and spirally arranged in the cooling tank 4, that is, the connection line of the axial flow fans 9 along the inner wall of the cooling tank 4 is spiral (high-speed air flows transversely pass through the drill rod 12 to generate forced convection heat exchange), and the longitudinal distances of the upper and lower adjacent axial flow fans 9 are equal, so that the wind speed of the drill rod 12 in the length direction is uniform.
Further, the air-cooled water chiller 6 for controlling the temperature of the surface cooler 2 is also included. The air-cooled chiller 6 controls the temperature of the surface cooler 2 to a certain range, thereby controlling the temperature of the air flow entering the cooling tank 4 and inhibiting the disturbance caused by the temperature change of the ambient air.
Further, an air inlet is formed in the bottom of the cooling tank 4, the cold air pipe 3 is connected with the air inlet, an air outlet is formed in the top of the cooling tank 4, and the hot air pipe 5 is connected with the air outlet. The air inlet is arranged at the bottom of the cooling tank 4, which is beneficial to the cold air to stay in the cooling tank 4 for a longer time, so that the heat exchange between the cold air and the drill rod 12 is more sufficient.
Furthermore, the cooling tank 4 comprises an upper cover 10, a hanging ring 13 is fixedly arranged at the right center of the bottom of the upper cover 10, and the drill rod 12 is hung on the cooling tank 4 through the hanging ring 13 for cooling.
The cooling tank is characterized by further comprising a drill rod 12, a positioning sleeve 11 matched with the bottom end of the drill rod 12 is arranged at the inner bottom of the cooling tank 4, the positioning sleeve 11 plays a role in quick positioning, the drill rod 12 is positioned at the center of the cooling tank 4, uniform blowing is guaranteed, the drill rod 12 is prevented from shaking in the cooling process by the positioning sleeve 11, and stability is guaranteed.
In this embodiment, the drill rod further comprises a lifting rope 15, one end of the lifting rope 15 is connected with a lifting hook 14, the other end of the lifting rope 15 is connected with a fixed block 16, external threads are arranged on the surface of the fixed block 16, a threaded hole is formed in the center of the top end of the drill rod 12, and the fixed block 16 is in threaded connection with the drill rod 12. The installation is swift, and stable firm after the installation, convenient hoist and mount is cooled in cooling tank 4, and convenient dismantlement after the cooling does not influence normal functions such as drill rod 12 rock drilling.
Further, a conical wind collecting plate 17 is arranged at the inner bottom of the cooling tank 4, and a wind collecting opening is formed in the center of the conical wind collecting plate 17. The conical wind collecting plate 17 guides cold wind upwards and is arranged in the center of the cooling tank 4, so that the cold wind uniformly acts on the drill rod 12.
The working process of the utility model is as follows: the upper cover 10 is opened, the drill rod 12 is hoisted in the cooling tank 4, the bottom of the drill rod 12 is matched with the positioning sleeve 11, and then the upper cover 10 is closed. The air blower 1 is turned on, the air output by the air blower 1 is cooled through the surface cooler 2, the air-cooled water chiller 6 works simultaneously, the temperature of the surface cooler 2 is controlled to be in a certain range, cold air flows out of the surface cooler 2 and passes through the cold air pipe 3 to enter the cooling tank 4, the cold air acts on the drill rod 12 from bottom to top, the axial flow fan 9 works simultaneously, high-speed air flows transversely pass through the drill rod 12 to generate forced convection heat exchange, the temperature regulator 13 monitors the temperature in the cooling tank 4 in real time, and the air speed and the air quantity of the air blower 1 are controlled through the frequency converter 7, so that the temperature in the cooling tank 4 is maintained in a set temperature range. After the cold air exchanges heat, the cold air is finally discharged from the hot air pipe 5.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (8)
1. A drill rod cooling device, characterized in that: including air-blower (1), surface cooler (2), cold air pipe (3), cooling tank (4), hot-blast main (5) of connecting in order, still include converter (7) and establish temperature regulator (8) in cooling tank (4), temperature regulator (8) are connected with converter (7) electricity, and converter (7) are connected with air-blower (1) electricity, are equipped with a plurality of axial fan (9) on cooling tank (4) inner wall.
2. A drill rod cooling device according to claim 1, wherein: the axial flow fans (9) are uniformly and spirally distributed in the cooling tank (4).
3. A drill rod cooling device according to claim 1, wherein: the air-cooled water chiller (6) is used for controlling the temperature of the surface air cooler (2).
4. A drill rod cooling device according to claim 1, wherein: the cooling tank (4) bottom be equipped with the air intake, cold air pipe (3) with air intake connection, cooling tank (4) top is equipped with the air outlet, hot-blast main (5) with the air outlet is connected.
5. A drill rod cooling device according to claim 1, wherein: the cooling tank (4) comprises an upper cover (10), and a hanging ring (13) is fixedly arranged at the right center of the bottom of the upper cover (10).
6. A drill rod cooling device according to claim 5, wherein: the cooling tank is characterized by further comprising a drill rod (12), wherein a positioning sleeve (11) matched with the bottom end of the drill rod (12) is arranged at the inner bottom of the cooling tank (4).
7. A drill rod cooling device according to claim 6, wherein: the drill rod is characterized by further comprising a lifting rope (15), one end of the lifting rope (15) is connected with a lifting hook (14), the other end of the lifting rope (15) is connected with a fixed block (16), external threads are arranged on the surface of the fixed block (16), a threaded hole is formed in the center of the top end of the drill rod (12), and the fixed block (16) is in threaded connection with the drill rod (12).
8. A drill rod cooling device according to claim 1, wherein: the inner bottom of the cooling tank (4) is provided with a conical wind gathering plate (17), and the center of the conical wind gathering plate (17) is provided with a wind gathering port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321210953.1U CN219703387U (en) | 2023-05-18 | 2023-05-18 | Drill rod cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321210953.1U CN219703387U (en) | 2023-05-18 | 2023-05-18 | Drill rod cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219703387U true CN219703387U (en) | 2023-09-19 |
Family
ID=87979280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321210953.1U Active CN219703387U (en) | 2023-05-18 | 2023-05-18 | Drill rod cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219703387U (en) |
-
2023
- 2023-05-18 CN CN202321210953.1U patent/CN219703387U/en active Active
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| GR01 | Patent grant |