CN207300015U - A kind of mine wellhead anti-freezing heating unit - Google Patents
A kind of mine wellhead anti-freezing heating unit Download PDFInfo
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- CN207300015U CN207300015U CN201721338342.XU CN201721338342U CN207300015U CN 207300015 U CN207300015 U CN 207300015U CN 201721338342 U CN201721338342 U CN 201721338342U CN 207300015 U CN207300015 U CN 207300015U
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- heating unit
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Abstract
The utility model discloses a kind of mine wellhead anti-freezing heating unit, housing includes evaporation cavity and condensation chamber, condensation chamber is arranged at the top of evaporation cavity, condensation chamber is connected with mine well head, jacket pipe is set in evaporation cavity, and jacket pipe is connected with heat supply water source, and heat pipe is arranged inside jacket pipe, there is gap, heat pipe spontaneous evaporation chamber extends to condensation chamber between jacket pipe and heat pipe.During work, hot water enters in jacket pipe, medium in hot water and heat pipe in jacket pipe carries out heat exchange, medium heat absorption is undergone phase transition, gaseous state is changed into from liquid, risen to along heat pipe in condensation chamber, the medium of high-temperature gas carries out heat exchange by the air in thermotube wall and condensation chamber, air after heating is used for mine well head Heat preservation, after the medium heat release for completing heat exchange, liquid is changed into from gaseous state, flow back under the effect of gravity along thermotube wall, there is no liquid in the heat pipe in condensation chamber, therefore, there is no the danger of icing, guarantee is provided for the safety in production of mine.
Description
Technical field
Heating equipment field is the utility model is related to, more particularly to a kind of mine wellhead anti-freezing heating unit.
Background technology
Wellhead anti-freezing is an important guarantee of colliery Winter safety production, and well head, which freezes, can influence mine production equipment
Normal operation, serious or even card tank, mine can be caused the major accident such as to stop production, the ice slag that cage and the borehole wall drop after freezing
It may cause the injures and deaths of personnel in the pit.Therefore, wellhead anti-freezing be ensure mine safety production requisite measure, China《Pacify in colliery
Full code》102nd article provides, the temperature below inlet air well head must be more than 2 DEG C.Mine wellhead anti-freezing needs to expend
The substantial amounts of energy, is influenced by factors such as territory restriction and amblent air temperatures, and the mine in many areas needs the time kept the temperature
Up to three, four months, it was even more to account for a quarter of annual time, and certainly prolonged mine well head insulation needs to produce
Raw substantial amounts of expense, improves the production cost in colliery.
Mine wellhead anti-freezing is the important component of Safety of Coal Mine Production, and traditional wellhead anti-freezing heat-exchanger rig, is to pass through
Steam (high-temperature-hot-water) heats air, then the hot-air of heating is sent into underground, i.e. steam (high-temperature-hot-water) and sky by wind turbine
Between gas carry out heat exchange heating mode, when heat source, water circulating pump, control valve when something goes wrong, rest on heat exchanger
In water cannot discharge in time, run into extreme weather, be particularly easy to freeze, once there is no the water discharged in time to occur in heat exchanger
Icing phenomenon, will burst apart the copper pipe of heat exchanger, and the person and property safety to staff all bring great damage, so
And the burst apart security incident of initiation of heat exchange manifold occurs because of the water freezing in heat exchanger can all occur every year.
Therefore, how to change in the prior art, the water freezing in mine wellhead anti-freezing heat exchanger causes what heat exchanger damaged
Present situation, is those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of mine wellhead anti-freezing heating unit, exists to solve the above-mentioned prior art
The problem of, avoid the phenomenon that heat exchanger damages caused by icing of the water in mine wellhead anti-freezing heat exchanger from occurring, improve mine and make
The safety coefficient of industry.
To achieve the above object, the utility model provides following scheme：The utility model, which provides a kind of mine well head, to be prevented
Freeze heating unit, including housing, the housing include evaporation cavity and condensation chamber, the condensation chamber is arranged at the upper of the evaporation cavity
Portion, the condensation chamber are connected with mine well head, and jacket pipe, the jacket pipe and heat supply water source phase are set in the evaporation cavity
Even, heat pipe being arranged inside the jacket pipe, there is gap between the jacket pipe and the heat pipe, the heat pipe is from the evaporation
Chamber extends to the condensation chamber.
Preferably, heat insulation structural layer is set between the evaporation cavity and the condensation chamber.
Preferably, the evaporation cavity further includes feed pipe and return pipe, and the jacket pipe passes through the feed pipe and heat supply
Water source is connected, and the jacket pipe is also connected by return pipe with the external world.
Preferably, the top of the jacket pipe is connected with the feed pipe, the bottom of the jacket pipe and the backwater
Pipe is connected, and reducer pipe is set between the jacket pipe and the return pipe.
Preferably, the axis of the jacket pipe is overlapped with the axis of the heat pipe.
Preferably, mine wellhead anti-freezing heating unit further includes wind turbine, and the condensation chamber passes through the wind turbine and extraneous phase
Connection.
Preferably, the wind turbine is arranged on the side wall of the condensation chamber, the connected entrance of the wind turbine and mine well head, institute
The connected entrance of condensation chamber and mine well head is stated respectively on the opposite two side of the condensation chamber.
Preferably, stretch on the heat pipe of the condensation chamber and fin is set, the fin is distributed in the outer of the heat pipe
On wall.
Preferably, the housing is split structure, and the housing includes body and shell cover, the body and the shell cover
By hinge connection, the body installs sealing additional with also setting up tight locking button in the shell cover between the body and the shell cover
Packing ring.
The utility model achieves following technique effect relative to the prior art：The mine wellhead anti-freezing of the utility model adds
Thermal, including housing, housing include evaporation cavity and condensation chamber, and condensation chamber is arranged at the top of evaporation cavity, condensation chamber and mine
Well head is connected, and jacket pipe is set in evaporation cavity, and jacket pipe is connected with heat supply water source, and heat pipe, jacket pipe are arranged inside jacket pipe
There is gap between heat pipe, heat pipe spontaneous evaporation chamber extends to condensation chamber.When heating unit works, hot water enters in jacket pipe,
Medium in hot water and heat pipe in jacket pipe carries out heat exchange, and medium heat absorption is undergone phase transition, and is changed into gaseous state from liquid, along heat pipe
Rise in condensation chamber, the medium of high-temperature gas carries out heat exchange by the air in thermotube wall and condensation chamber, after heating
Air be used for mine well head Heat preservation, after the medium heat release for completing heat exchange, liquid is changed into from gaseous state, along heating pipe
Wall flows back under the effect of gravity, does not have liquid in the heat pipe in condensation chamber, and thus, there is no the danger of icing, is mine
Safety in production provide guarantee.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, drawings in the following description are only the utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structure diagram of the mine wellhead anti-freezing heating unit of the utility model；
Fig. 2 is the structure diagram of the side-looking direction of the mine wellhead anti-freezing heating unit of the utility model；
Fig. 3 is the enlarged structure schematic diagram at A in Fig. 1；
Wherein, 1 is housing, and 101 be body, and 102 be shell cover, and 2 be evaporation cavity, and 3 be condensation chamber, and 4 be jacket pipe, and 5 be heat
Pipe, 6 be heat insulation structural layer, and 7 be feed pipe, and 8 be return pipe, and 9 be reducer pipe, and 10 be wind turbine, and 11 be fin.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
The purpose of this utility model is to provide a kind of mine wellhead anti-freezing heating unit, exists to solve the above-mentioned prior art
The problem of, avoid the phenomenon that heat exchanger damages caused by icing of the water in mine wellhead anti-freezing heat exchanger from occurring, improve mine and make
The safety coefficient of industry.
To enable the above-mentioned purpose of the utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and have
Body embodiment is described in further detail the utility model.
Please refer to Fig.1, Fig. 1 is the structure diagram of the mine wellhead anti-freezing heating unit of the utility model, and Fig. 2 is this reality
With the structure diagram of the side-looking direction of new mine wellhead anti-freezing heating unit, Fig. 3 is that the structure for amplifying in Fig. 1 at A shows
It is intended to.
The utility model provides a kind of mine wellhead anti-freezing heating unit, including housing 1, and housing 1 includes evaporation cavity 2 and cold
Solidifying chamber 3, condensation chamber 3 are arranged at the top of evaporation cavity 2, and condensation chamber 3 is connected with mine well head, and jacket pipe is set in evaporation cavity 2
4, jacket pipe 4 is connected with heat supply water source, and heat pipe 5 is arranged inside jacket pipe 4, has gap, heat pipe 5 between jacket pipe 4 and heat pipe 5
Spontaneous evaporation chamber 2 extends to condensation chamber 3.
When heating unit works, hot water enters in jacket pipe 4, and the hot water in jacket pipe 4 carries out heat with the medium in heat pipe 5
Exchange, medium heat absorption is undergone phase transition, and is changed into gaseous state from liquid, is risen to along heat pipe 5 in condensation chamber 3, the medium of high-temperature gas leads to
5 tube wall of superheater tube carries out heat exchange with the air in condensation chamber 3, and the air after heating is used for mine well head Heat preservation, complete
Into after the medium heat release of heat exchange, liquid is changed into from gaseous state, is flowed back under the effect of gravity along 5 tube wall of heat pipe, positioned at condensation
There is no liquid in heat pipe 5 in chamber 3, thus, there is no the danger of icing, and guarantee is provided for the safety in production of mine.
What deserves to be explained is in present embodiment, the hot water in jacket pipe 4 uses 45 DEG C of water of low-temperature heat source, fully
Using low-temperature heat source, medium uses methanol in heat pipe 5, and extracting the air in heat pipe 5 makes the inside of heat pipe 5 be less than an atmospheric pressure,
Reduce the boiling point of methanol so that low-temperature water heating in jacket pipe 4 can carry out heat exchange with the tube wall of heat pipe 5, the first in heat pipe 5
Gaseous state is changed into from liquid after alcohol heat absorption, should be noted and make methanol and the level of vacuum holding equilibrium relation in heat pipe 5, in jacket pipe 4
Hot water when carrying out water temperature after heat exchange and being less than 20 DEG C, methanol not re-evaporation, heat exchange stops, that portion in condensation chamber 3
Dividing in heat pipe 5 does not have methanol, will not freeze, so as to avoid mine security incident caused by heater freezes.In addition, in this practicality
In other new embodiments, the medium in heat pipe 5 can also be freon, pure water etc., but medium is different, heat
The degree vacuumized in pipe 5 is also different.
Specifically, heat insulation structural layer 6 is set between evaporation cavity 2 and condensation chamber 3, avoids the hot water in jacket pipe 4 and condensation
Air in chamber 3 produces heat exchange, causes the water temperature in jacket pipe 4 is too low to influence itself and the progress heat exchange of heat pipe 5, influences to add
Thermal is normally carried out.
More specifically, evaporation cavity 2 further includes feed pipe 7 and return pipe 8, jacket pipe 4 passes through feed pipe 7 and heat supply water source phase
Even, jacket pipe 4 is also connected by return pipe 8 with the external world.In this embodiment, jacket pipe 4 and heat pipe 5 are more
A, multiple jacket pipes 4 are distributed in evaporation cavity 2, and multiple jacket pipes 4 are connected with feed pipe 7, and the hot water of low-temperature heat source is by supplying water
Pipe 7 is flowed into jacket pipe 4, and hot water completes thermal cycle with after the completion of the tube wall heat exchange of heat pipe 5, being flowed out by return pipe 8.
To make hot water fully complete heat exchange with heat pipe 5, the top of jacket pipe 4 is connected with feed pipe 7, jacket pipe 4
Bottom is connected with return pipe 8, extends the glide path of water in jacket pipe 4 to greatest extent, makes hot water fully discharge thermal energy, saves
The about energy, sets reducer pipe 9 between jacket pipe 4 and return pipe 8.
In this embodiment, the axis of jacket pipe 4 is overlapped with the axis of heat pipe 5, makes the hot water in jacket pipe 4 equal
The tube wall with heat pipe 5 contacts evenly, completes heat exchange.
Further, mine wellhead anti-freezing heating unit further includes wind turbine 10, and condensation chamber 3 is connected by wind turbine 10 with the external world
Logical, the outer wall of air and heat pipe 5 in condensation chamber 3 carries out heat exchange, the temperature that cold air is heated to need, and wind turbine 10 is by warm
Wind imports underground, provides safeguard for downhole safety production, dustproof fiber cloth is added in the entrance of wind turbine 10, avoids wind turbine 10 will
Introduced contaminants imports underground.
Wherein, wind turbine 10 is arranged on the side wall of condensation chamber 3, the connected entrance point of wind turbine 10 and condensation chamber 3 and mine well head
The cold air that wind turbine 10 imports Wei not be made to import underground again after fully absorbing heat, avoided because of wind turbine on the opposite two side of condensation chamber 3
10 is too near with the connected entrance of mine well head, and cold air has little time heat absorption and is just imported into underground.
Further, setting fin 11, fin 11 on the heat pipe 5 of condensation chamber 3 is stretched into be distributed on the outer wall of heat pipe 5,
Uniformly distributed fin 11 on 5 outer wall of heat pipe of condensation chamber 3 is stretched into, through the fin 11 on 5 outer wall of heat pipe, thermal energy release can be accelerated,
Accelerate the speed of cold air heating.
It should also be noted that housing 1 is split structure, housing 1 includes body 101 and shell cover 102, body 101 and shell
Lid 102 is easy to open maintenance, body 101 in shell cover 102 with also setting up tight locking button, body 101 and shell by hinge connection
Seal washer is installed additional between lid 102, avoids heating unit gas leakage, improves heating unit work efficiency.
The mine wellhead anti-freezing heating unit of the utility model, including housing 1, housing 1 include evaporation cavity 2 and condensation chamber 3,
Condensation chamber 3 is arranged at the top of evaporation cavity 2, and condensation chamber 3 is connected with mine well head, and jacket pipe 4, water jacket are set in evaporation cavity 2
Pipe 4 is connected with heat supply water source, and heat pipe 5 is arranged inside jacket pipe 4, has gap, 5 spontaneous evaporation of heat pipe between jacket pipe 4 and heat pipe 5
Chamber 2 extends to condensation chamber 3.When heating unit works, hot water enters in jacket pipe 4, in the hot water and heat pipe 5 in jacket pipe 4
Medium carries out heat exchange, and medium heat absorption undergoes phase transition, is changed into gaseous state from liquid, risen to along heat pipe 5 in condensation chamber 3, High Temperature Gas
The medium of state carries out heat exchange by the air in 5 tube wall of heat pipe and condensation chamber 3, and the air after heating is protected for mine well head
Temperature heating, after the medium heat release for completing heat exchange, is changed into liquid from gaseous state, flows back under the effect of gravity along 5 tube wall of heat pipe,
There is no liquid in the heat pipe 5 in condensation chamber 3, thus, there is no the danger of icing, and guarantor is provided for the safety in production of mine
Barrier.Vacuumized after adding medium in heat pipe 5, the degree vacuumized is related with the specific material of medium, and medium is being taken out in heat pipe 5
Need to meet the following conditions after vacuum：After hot water in jacket pipe 4 is less than 20 DEG C, re-evaporation, thermal energy transmission do not stop medium, with
Ensure that heating unit will not freeze.
Apply specific case in the utility model to be set forth the principle and embodiment of the utility model, the above
The explanation of embodiment is only intended to help the method and its core concept for understanding the utility model；Meanwhile for the one of this area
As technical staff, according to the thought of the utility model, in specific embodiments and applications there will be changes.To sum up
Described, this specification content should not be construed as the limitation to the utility model.
Claims (9)
- A kind of 1. mine wellhead anti-freezing heating unit, it is characterised in that：Including housing, the housing includes evaporation cavity and condensation Chamber, the condensation chamber are arranged at the top of the evaporation cavity, and the condensation chamber is connected with mine well head, is set in the evaporation cavity Jacket pipe is put, the jacket pipe is connected with heat supply water source, and heat pipe, the jacket pipe and the heat pipe are arranged inside the jacket pipe Between there is gap, the heat pipe extends to the condensation chamber from the evaporation cavity.
- 2. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：The evaporation cavity and the condensation Heat insulation structural layer is set between chamber.
- 3. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：The evaporation cavity further includes water supply Pipe and return pipe, the jacket pipe are connected by the feed pipe with heat supply water source, and the jacket pipe is also by return pipe and outside Boundary is connected.
- 4. mine wellhead anti-freezing heating unit according to claim 3, it is characterised in that：The top of the jacket pipe and institute State feed pipe to be connected, the bottom of the jacket pipe is connected with the return pipe, between the jacket pipe and the return pipe Reducer pipe is set.
- 5. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：The axis of the jacket pipe and institute The axis for stating heat pipe overlaps.
- 6. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：Further include wind turbine, the condensation Chamber is connected by the wind turbine with the external world.
- 7. mine wellhead anti-freezing heating unit according to claim 6, it is characterised in that：The wind turbine is arranged at described cold On the side wall of solidifying chamber, the wind turbine is located at respectively with the connected entrance of mine well head, the connected entrance of the condensation chamber and mine well head On the opposite two side of the condensation chamber.
- 8. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：Stretch into the described of the condensation chamber Fin is set on heat pipe, and the fin is distributed on the outer wall of the heat pipe.
- 9. mine wellhead anti-freezing heating unit according to claim 1, it is characterised in that：The housing is split type knot Structure, the housing include body and shell cover, the body and the shell cover by hinge connection, the body with the shell cover Tight locking button is also set up, seal washer is installed additional between the body and the shell cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721338342.XU CN207300015U (en) | 2017-10-18 | 2017-10-18 | A kind of mine wellhead anti-freezing heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721338342.XU CN207300015U (en) | 2017-10-18 | 2017-10-18 | A kind of mine wellhead anti-freezing heating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207300015U true CN207300015U (en) | 2018-05-01 |
Family
ID=62272652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721338342.XU Expired - Fee Related CN207300015U (en) | 2017-10-18 | 2017-10-18 | A kind of mine wellhead anti-freezing heating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207300015U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631655A (en) * | 2017-10-18 | 2018-01-26 | 张少杰 | A kind of mine wellhead anti-freezing heater |
| CN110631399A (en) * | 2019-09-02 | 2019-12-31 | 严加高 | Multi-phase-change three-dimensional heating device |
-
2017
- 2017-10-18 CN CN201721338342.XU patent/CN207300015U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631655A (en) * | 2017-10-18 | 2018-01-26 | 张少杰 | A kind of mine wellhead anti-freezing heater |
| CN110631399A (en) * | 2019-09-02 | 2019-12-31 | 严加高 | Multi-phase-change three-dimensional heating device |
| CN110631399B (en) * | 2019-09-02 | 2023-10-10 | 严加高 | Multi-phase-change three-dimensional heating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20191018 |
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| CF01 | Termination of patent right due to non-payment of annual fee |