CN208294551U - A kind of switching device for coal mine safety ventilation - Google Patents
A kind of switching device for coal mine safety ventilation Download PDFInfo
- Publication number
- CN208294551U CN208294551U CN201820543323.9U CN201820543323U CN208294551U CN 208294551 U CN208294551 U CN 208294551U CN 201820543323 U CN201820543323 U CN 201820543323U CN 208294551 U CN208294551 U CN 208294551U
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- China
- Prior art keywords
- blast pipe
- sealing plate
- pipe
- coal mine
- switching device
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Abstract
The utility model discloses a kind of switching devices for coal mine safety ventilation, including cabinet, access hole, fixed plate, the first blast pipe, the second blast pipe, solenoid valve, bracket, main pipeline, spare pipe, air-exhausting duct, sealing plate, hydraulic column, casing, baffle, damping spring and buckle.The beneficial effects of the utility model are: by installing two hydraulic columns and sealing plate inside main pipeline, hydraulic column in work is allowed to drive sealing plate cofree movement in the horizontal direction, the seal of tube can will be entered the wind behind sealing plate sleeve pipe inside, blast pipe is not susceptible to leak, it can guarantee that one of blast pipe can normally be run, it can normal ventilation inside mine.And stability is good in hydraulic column work, high degree of automation.And closely contacted behind sealing plate sleeve pipe inside with baffle, damping spring pushes closely to be contacted outside buckle and sealing plate, and sealing plate is not easy to shake in inside, and stability and safety are more preferable.
Description
Technical field
The utility model relates to a kind of switching device, specially a kind of switching device for coal mine safety ventilation belongs to
Coalmine ventilation Application of device field.
Background technique
Mine ventilation refer to by fresh air input mine under, increase oxygen concentration, with dilute and exclude in mine it is toxic,
Pernicious gas and dust.The basic task of mine ventilation is: the supply enough fresh airs in underground meet personnel to the need of oxygen
It wants, waters down underground pernicious gas and dust, guarantee safety in production;Underground weather is adjusted, good working environment is created.In order to make
Underground is distinguished and admirable along fixed route flow distribution, and the structures that guidance airflow regulation must be just built in certain tunnels, which are divulged information, to be set
It applies, it, which is divided into, guides facility distinguished and admirable and that partition is distinguished and admirable.When ventilation equipment need to overhaul at work, in order to guarantee mine bottom
It can normally work, be commonly installed switching device and switch over ventilation.
But there are still certain deficiencies in use for the existing switching device for coal mine safety ventilation.Existing use
Be easy to appear leakage in use in the switching device of coal mine safety ventilation, switch it is not convenient and fast, when maintenance inside
Pipeline wind-force be easy to be affected, it cannot be guaranteed that mine work normally.
Summary of the invention
Purpose of the utility model is to solve coalmine ventilation pipelines in the prior art to be easy to appear in use
Leakage, switch it is not convenient and fast, when maintenance inside pipeline wind-force be easy to be affected, it cannot be guaranteed that the normal work of mine
The problem of making, and a kind of switching device for coal mine safety ventilation proposed.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of switching dress for coal mine safety ventilation
It sets, including cabinet, the first blast pipe, the second blast pipe and air-exhausting duct, the cabinet and first blast pipe and described second
The junction of blast pipe is mounted on fixed plate, and first blast pipe connects main pipeline with second blast pipe one end, institute
It states main pipeline one end and connects the air-exhausting duct, first blast pipe and second blast pipe one end and the air-exhausting duct side
It is respectively connected with spare pipe.
First blast pipe and second blast pipe one end are all connected with casing, and two sides are respectively connected with inside described sleeve pipe
Buckle is equipped with several damping springs, inside the main pipeline two above and below one end between the buckle and described sleeve pipe inside
Side is respectively connected with hydraulic column, and described hydraulic column one end is connected with sealing plate.
Preferably, the junction of the spare pipe and the first blast pipe and the second blast pipe is equipped with solenoid valve, and spare
Cabinet is connected by several brackets outside pipe.
Preferably, one end is connected with ring baffle inside described sleeve pipe, and the inside diameter of baffle is less than the straight of sealing plate
Diameter.
Preferably, two sealing plates and the first blast pipe and the second blast pipe are on same level straight line.
Preferably, it is arranged inside the buckle in reverse frustoconic, and damping spring is perpendicular to buckle.
Preferably, described top of the box one end is provided with access hole.
Compared with prior art, the utility model has the beneficial effects that
1, by installing two hydraulic columns and sealing plate inside main pipeline, allow in work hydraulic column with dynamic sealing
Plate cofree movement in the horizontal direction can will enter the wind the seal of tube behind sealing plate sleeve pipe inside, and blast pipe is not susceptible to let out
Leakage, can guarantee that one of blast pipe can normally be run, the normal ventilation of energy inside mine, can be normal inside mine
Work, will not influence production.And stability is good in hydraulic column work, is less prone to failure, high degree of automation.And it seals
It is closely contacted behind plate sleeve pipe inside with baffle, damping spring pushes closely to be contacted outside buckle and sealing plate, is sealed
Plate is not easy to shake in inside, and stability and safety are more preferable.
2, by connecting spare pipe in one end of two blast pipes, so that main pipeline failure needs to overhaul in work
When, it can allow two blast pipes can be individually to air-exhausting duct delivered inside wind-force, spare pipe can guarantee that wind-force can be normal in time
Conveying, be not in that there are loopholes in wind model, can guarantee normal shaft production, work efficiency is high.Main pipeline uses
When, solenoid valve is closed, and spare pipe is truncated and is left unused, is avoided that spare pipe is hardly damaged when idle, service life is extended.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model casing mounting structure schematic diagram.
Fig. 3 is the utility model cannula structure schematic diagram.
Fig. 4 is the utility model inside pipe casing structural schematic diagram.
In figure: 1, cabinet；2, access hole；3, fixed plate；4, the first blast pipe；5, the second blast pipe；6, solenoid valve；7, it props up
Frame；8, main pipeline；9, spare pipe；10, air-exhausting duct；11, sealing plate；12, hydraulic column；13, casing；14, baffle；15, damping bullet
Spring；16, it buckles.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to shown in Fig. 1-4, a kind of switching device for coal mine safety ventilation, including cabinet 1, the first blast pipe 4,
The junction of second blast pipe 5 and air-exhausting duct 10, cabinet 1 and the first blast pipe 4 and the second blast pipe 5 is mounted on fixed plate 3,
First blast pipe 4 connects main pipeline 8 with 5 one end of the second blast pipe, and 8 one end of main pipeline connects air-exhausting duct 10,4 He of the first blast pipe
Second blast pipe, 5 one end and 10 side of air-exhausting duct are respectively connected with spare pipe 9, when the failure of main pipeline 8 needs to overhaul, spare pipe
9 can allow two blast pipes can be individually to 10 delivered inside wind-force of air-exhausting duct, and spare pipe 9 can guarantee that wind-force can be normal in time
Conveying, be not in that there are loopholes in wind model, can guarantee normal shaft production.Main pipeline 8 is in use, solenoid valve 6
It closes, spare pipe 9 is truncated idle；First blast pipe 4 and 5 one end of the second blast pipe are all connected with casing 13,13 inside two of casing
Side is respectively connected with buckle 16, is equipped with several damping springs 15,8 inside one end of main pipeline between buckle 16 and 13 inside of casing
Upper and lower two sides are respectively connected with hydraulic column 12, and 12 one end of hydraulic column is connected with sealing plate 11, and hydraulic column 12 can drive in work
The cofree movement in the horizontal direction of sealing plate 11,11 sleeve pipe of sealing plate can will enter the wind the seal of tube, blast pipe behind 13 inside
Be not susceptible to leak, can guarantee that one of blast pipe can normally be run, inside mine can normal ventilation, in mine
Portion can normally work, and will not influence production.And stability is good in the work of hydraulic column 12, is less prone to failure, automates
Degree is high.And closely contacted behind 11 sleeve pipe of sealing plate, 13 inside with baffle 14, damping spring 15 push buckle 16 with it is close
Closely contact, sealing plate 11 are not easy to shake 11 outside of sealing plate in inside, and stability and safety are more preferable.
Embodiment 2
In addition, the difference with above-described embodiment is please according to Fig. 1-4: spare pipe 9 and the first blast pipe 4 and
The junction of second blast pipe 5 is equipped with solenoid valve 6, and connects cabinet 1, solenoid valve by several brackets 7 outside spare pipe 9
6 can separate blast pipe and spare pipe 9, and spare pipe 9 is left unused daily, will not generate damage, and bracket 7 makes spare pipe 9
Stability is more preferable at work.13 inside one end of casing is connected with ring baffle 14, and the inside diameter of baffle 14 is less than close
The diameter of sealing plate 11, behind 11 sleeve pipe of sealing plate, 13 inside, baffle 14 can limit the position of sealing plate 11, and sealing plate 11 with
Baffle 14 is in close contact, and sealing performance is more preferable.Two sealing plates 11 and the first blast pipe 4 and the second blast pipe 5 are in same level
On straight line, sealing plate 11 is exactly into inside casing 13, is sealed to blast pipe.16 inside of buckle is set in reverse frustoconic
It sets, and damping spring 15, perpendicular to buckle 16, buckle 16 is not influencing sealing plate 11 just when 11 13 inside of sleeve pipe of sealing plate
Often enter, buckles 16 uniform forces in work and be hardly damaged.1 top one end of cabinet is provided with access hole 2, and access hole 2 facilitates work
Enter as personnel and carries out repair and maintenance inside cabinet 1.
When the utility model is used, firstly, work in hydraulic column 12 can drive sealing plate 11 in the horizontal direction from
By movement, 11 sleeve pipe of sealing plate can will enter the wind the seal of tube behind 13 inside, and blast pipe is not susceptible to leak, can guarantee wherein
One blast pipe can normally be run, the normal ventilation of energy inside mine, can normally be worked inside mine, Bu Huiying
Ring production.And stability is good in the work of hydraulic column 12, is less prone to failure, high degree of automation.And sealing plate 11 enters set
Pipe closely contacts behind 13 inside with baffle 14, and damping spring 15 pushes buckle 16 closely to contact with 11 outside of sealing plate, close
Sealing plate 11 is not easy to shake in inside, and stability and safety are more preferable.When the failure of main pipeline 8 needs to overhaul, spare pipe 9 can be allowed
Two blast pipes can be individually to 10 delivered inside wind-force of air-exhausting duct, and spare pipe 9 can guarantee that wind-force can be normal in time defeated
It send, is not in that there are loopholes in wind model, can guarantee normal shaft production.Main pipeline 8 in use, solenoid valve 6 close,
The truncation of spare pipe 9 is idle.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of switching device for coal mine safety ventilation, including cabinet (1), the first blast pipe (4), the second blast pipe (5)
With air-exhausting duct (10), it is characterised in that: the company of the cabinet (1) and first blast pipe (4) and second blast pipe (5)
The place of connecing is mounted on fixed plate (3), and first blast pipe (4) connects main pipeline (8) with described second blast pipe (5) one end,
Described main pipeline (8) one end connects the air-exhausting duct (10), first blast pipe (4) and second blast pipe (5) one end
Spare pipe (9) are respectively connected with the air-exhausting duct (10) side；
First blast pipe (4) and second blast pipe (5) one end are all connected with casing (13), described sleeve pipe (13) internal two
Side is respectively connected with buckle (16), is equipped with several damping springs between the buckle (16) and described sleeve pipe (13) inside
(15), the internal one end of the main pipeline (8) is respectively connected with hydraulic column (12) two sides up and down, and the hydraulic column (12) one end connects
There are sealing plate (11).
2. a kind of switching device for coal mine safety ventilation according to claim 1, it is characterised in that: the spare pipe
(9) junction with the first blast pipe (4) and the second blast pipe (5) is equipped with solenoid valve (6), and is passed through outside spare pipe (9)
Several brackets (7) connect cabinet (1).
3. a kind of switching device for coal mine safety ventilation according to claim 1, it is characterised in that: described sleeve pipe
(13) internal one end is connected with ring baffle (14), and the inside diameter of baffle (14) is less than the diameter of sealing plate (11).
4. a kind of switching device for coal mine safety ventilation according to claim 1, it is characterised in that: two described close
Sealing plate (11) and the first blast pipe (4) and the second blast pipe (5) are on same level straight line.
5. a kind of switching device for coal mine safety ventilation according to claim 1, it is characterised in that: the buckle
(16) internal to be arranged in reverse frustoconic, and damping spring (15) is perpendicular to buckle (16).
6. a kind of switching device for coal mine safety ventilation according to claim 1, it is characterised in that: the cabinet
(1) top one end is provided with access hole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820543323.9U CN208294551U (en) | 2018-04-17 | 2018-04-17 | A kind of switching device for coal mine safety ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820543323.9U CN208294551U (en) | 2018-04-17 | 2018-04-17 | A kind of switching device for coal mine safety ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208294551U true CN208294551U (en) | 2018-12-28 |
Family
ID=64726394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820543323.9U Expired - Fee Related CN208294551U (en) | 2018-04-17 | 2018-04-17 | A kind of switching device for coal mine safety ventilation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208294551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
-
2018
- 2018-04-17 CN CN201820543323.9U patent/CN208294551U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
| CN113137269B (en) * | 2021-05-25 | 2022-09-13 | 重庆工程职业技术学院 | Prolonged diversion type mine gas accelerated discharge system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 Termination date: 20200417 |