CN208969121U - A kind of mining wind speed detection device - Google Patents
A kind of mining wind speed detection device Download PDFInfo
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- CN208969121U CN208969121U CN201821985826.8U CN201821985826U CN208969121U CN 208969121 U CN208969121 U CN 208969121U CN 201821985826 U CN201821985826 U CN 201821985826U CN 208969121 U CN208969121 U CN 208969121U
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- inlet plenum
- connecting tube
- collection
- air inlet
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Abstract
The utility model discloses the utility model to provide a kind of mining wind speed detection device, including is integrally connected but mutually separates the first inlet plenum and the second inlet plenum disposed in parallel, and first inlet plenum front end is connected with the first collection tube；Second inlet plenum rear end is connected with the second collection tube；First collection tube includes the first vertical tube for connecting and extending downwardly with first inlet plenum, first vertical tube is connected with the first collection head, second collection tube includes the second vertical tube for connecting and extending downwardly with second inlet plenum, second vertical tube is connected with the second collection head, the first connecting tube is provided at the top of first inlet plenum, it is provided with the second connecting tube at the top of second inlet plenum, first connecting tube and the second connecting tube are connect with the dynamic pressure air inlet pipe of differential pressure pickup and static pressure air inlet pipe respectively.The utility model detection accuracy height, long service life, easy to use, maintenance cost is low.
Description
Technical field
The utility model relates to a kind of wind speed detection devices, more particularly to a kind of mining wind speed detection device.
Background technique
National regulation must be measured wind speed in mine, and one examines primarily for the physical safety to underground worker
Consider, wind speed is small, pernicious gas and blasting fume, and dust row does not come out, then having is exactly to have to meet the enough oxygen in underground for underground
Personnel, which breathe, to be used, and wind speed is big, to human body nocuousness, is worked under conditions of wind speed is big for a long time, can be caused body disease
Sick (rheumatism etc.)；Two, when mine ventilation is not up to standard, it is easy to gas exceeding limit is generated, safety accident is caused, therefore, detection
Underground ventilating situation is the most basic requirement of coal mine operation.Current mine is had become using dynamic pressure testing principle detection wind speed
One of the important means of measuring wind speed, wherein it using pressure difference sensing element is present optimal selection, this element testing essence
Degree is high, and has enough dynamic ranges and anti-overload ability, but since the positive and negative terminal of micro-pressure-difference sensing element is ventilation, is applied to
The high humidity of coal mine, environment dusty influence the service life and detection accuracy of sensing element, bring greatly to user very much
It is inconvenient.
Therefore those skilled in the art are dedicated to developing that a kind of detection is accurate, long service life, air inlet acquisition port are not easy to block up
Plug, mining wind speed detection device easy to maintain.
Utility model content
In view of the above drawbacks of the prior art, the technical problem to be solved by the utility model is to provide a kind of detection essences
Really, long service life, air inlet acquisition port be not easy to plug, mining wind speed detection device easy to maintain.
To achieve the above object, the utility model provides a kind of mining wind speed detection device, including is integrally connected but phase
Mutually separate the first inlet plenum and the second inlet plenum disposed in parallel, first inlet plenum front end is connected with the first collection tube；Institute
It states the second inlet plenum rear end and is connected with the second collection tube；First collection tube includes connecting with first inlet plenum and downward
The first vertical tube extended, first vertical tube are connected with the first collection head, and first collection head is towards far from first air inlet
The direction of room is open, and the angle of first collection head and first vertical tube is 90 ° to 135 °；Second collection tube includes
The second vertical tube for connecting and extending downwardly with second inlet plenum, second vertical tube are connected with the second collection head, and described
Two collection heads are open towards the direction far from second inlet plenum, the angle of second collection head and the second vertical tube be 90 ° extremely
135°；
It is provided with the first connecting tube at the top of first inlet plenum, is provided with the second connection at the top of second inlet plenum
Pipe, first connecting tube and the second connecting tube are connect with the dynamic pressure air inlet pipe of differential pressure pickup and static pressure air inlet pipe respectively.
Preferably, being threaded with the first filter mantle on first collection head, first filter mantle includes with interior spiral shell
The first of line screws portion, and described first screws that portion is open at one end, and the other end is sealed with the first filter membrane；On second collection head
It is threaded with the second filter mantle, second filter mantle includes tapped second screwing portion, and described second screws portion one
End opening, the other end are sealed with the second filter membrane.
Preferably, first inlet plenum and the second inlet plenum lower end are detachably connected with the first telescopic rod and respectively
Two telescopic rods, first telescopic rod and the second telescopic rod bottom end are provided with the support leg with clump weight.
Preferably, being set as low inside and high outside ladder-like at the top of first connecting tube, the dynamic pressure air inlet bottom of the tube is set
It is set to low outer ladder-like in being matched with first connecting tube, is cased with sealing ring at the top of first connecting tube, it is described
The junction of first connecting tube and the dynamic pressure air inlet pipe is arranged with first sleeve；
Second connecting tube is identical as first connecting pipe structure, the dynamic pressure air inlet pipe and the static pressure air inlet pipe
Structure is identical；The junction of the static pressure air inlet pipe and second connecting tube is arranged with the second casing.
Preferably, first inlet plenum lower end is provided with tapped interface cylinder, first telescopic rod top end is set
It is equipped with the external screw thread matched with the interface cylinder；The second inlet plenum lower end structure and the first inlet plenum lower end structure
It is identical；Second telescopic rod is identical as first Telescopic rod structure.
The beneficial effects of the utility model are: the utility model detection accuracy height, long service life, easy to use, maintenance
It is at low cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one specific embodiment of the utility model.
Fig. 2 is the structural schematic diagram of one the first filter mantle of specific embodiment of the utility model.
Fig. 3 is the structural schematic diagram of one the first connecting tube of specific embodiment and dynamic pressure pneumostatic pipe of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples, it should be noted that, in the utility model
Description in, the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "front", "rear" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, construct and operate in a particular manner, therefore should not be understood as to this is practical
Novel limitation.Term " first ", " second ", " third " etc. are used for description purposes only, and are not understood to indicate or imply phase
To importance.
As shown in Figure 1 to Figure 3, a kind of mining wind speed detection device, including be integrally connected but mutually separate disposed in parallel
First inlet plenum 11 and the second inlet plenum 12,11 front end of the first inlet plenum are connected with the first collection tube.Second inlet plenum, 12 rear end
It is connected with the second collection tube.First collection tube includes the first vertical tube 131 for connecting and extending downwardly with the first inlet plenum 11, and first
Vertical tube is connected with the first collection head 132, and the first collection head 132 is open towards the direction far from the first inlet plenum 11, the first collection head
132 and first vertical tube 131 angle α be 90 ° to 135 °, in the present embodiment be 120 °.Second collection tube includes and the second air inlet
The second vertical tube 141 that room 12 connects and extends downwardly, the second vertical tube 141 are connected with the second collection head 142, the second collection head 142
It being open towards the direction far from the second inlet plenum 12, the angle β of the second collection head 142 and the second vertical tube 141 is 90 ° to 135 °, this
It is 120 ° in embodiment.In the present embodiment, the first vertical tube 131 is connect with the first collection head 132 using arc section transition, and second is perpendicular
Pipe 141 and the second collection head 142.Rise when air-flow enters from the first collection tube or the second collection tube by vertical tube, gas
In fraction solids particle can be settled in vertical tube, dust is not easy to be deposited in the opening of collection head, and collection head and vertical tube
Connection design is easy to draw the dust of dirt product in pipe clearly.
It is provided with the first connecting tube 15 at the top of first inlet plenum 11, is provided with the second connecting tube at the top of the second inlet plenum 12
16, the first connecting tube 15 and the second connecting tube 16 connect with the dynamic pressure air inlet pipe 21 of differential pressure pickup 2 and static pressure air inlet pipe 22 respectively
It connects.Dynamic pressure air inlet pipe 21 can acquire the dynamic pressure of moving air by the first collection tube, the first inlet plenum 11, the first connecting tube 15
Power, static pressure air inlet pipe 22 can acquire the static pressure of moving air by the second collection tube, the second inlet plenum 12, the second connecting tube 16
Power is calculated the size of scene point wind speed by differential pressure pickup 2.
The first filter mantle 3 is threaded on first collection head 132, the first filter mantle 3 includes tapped first rotation
Tight portion 31, first screws that portion 31 is open at one end, and the other end is sealed with the first filter membrane 32.It is threadedly coupled on second collection head 142
Have the second filter mantle 4, the second filter mantle 4 includes tapped second screwing portion, and second to screw portion open at one end, the other end with
The sealing of second filter membrane.Using the first filter mantle 3 and the second filter mantle 4 of spiral cover shape, dust in mine can be filtered,
It is using the advantages of cap-rotating type filter mantle, if only need to screw off after filter membrane blocking and change the new lid with filter mantle i.e.
Can, replacement filter mantle is very convenient, quick.
First inlet plenum 11 and 12 lower end of the second inlet plenum are detachably connected with the first telescopic rod 51 and second respectively and stretch
Contracting bar 52, the first telescopic rod 51 and 52 bottom end of the second telescopic rod are provided with the support leg 53 with clump weight.In the present embodiment, the
One inlet plenum, 11 lower end is provided with tapped interface cylinder 111, and 51 top of the first telescopic rod is provided with to match with interface cylinder 111
The external screw thread of conjunction.Second inlet plenum, 12 lower end structure is identical as 11 lower end structure of the first inlet plenum.Second telescopic rod 52 and first
51 structure of telescopic rod is identical.First telescopic rod 51 and the second telescopic rod are not screwed on, staff can hold the utility model
Measure wind speed.First telescopic rod 51 and the second telescopic rod 52 can also be screwed on, are put on the ground, the utility model can be made to keep steady
Fixed, it is more accurate to measure, while the first telescopic rod 51 of adjusting and the second telescopic rod 52 can be to different height in mine, different locations
Measurement point measurement, it is as a result more more accurate than hand-held.
It is set as low inside and high outside ladder-like at the top of first connecting tube 15,21 bottom of dynamic pressure air inlet pipe is set as and first connects
It is low outer ladder-like to take over match interior, be cased at the top of the first connecting tube 15 sealing ring 151, the first connecting tube 15 and dynamic pressure into
The junction of tracheae 21 is arranged with first sleeve 17.Second connecting tube 16 is identical as 15 structure of the first connecting tube, dynamic pressure air inlet pipe
21 is identical as 22 structure of static pressure air inlet pipe.The junction of static pressure air inlet pipe 22 and the second connecting tube 16 is arranged with the second casing 18.
First connecting tube 15 is removably connected with static pressure air inlet pipe 22 using the utility model with 21/ second connecting tube 16 of dynamic pressure pneumostatic pipe
Mode is connect, the sensor of either top has the air-flow acquisition device of damage or lower section to have damage, blocking that can be individually replaced,
Without whole repairing, replacement, use cost is saved.And the two is completely embedded, it is air tight.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (5)
1. a kind of mining wind speed detection device, it is characterized in that: including being integrally connected but mutually separating the first air inlet disposed in parallel
Room (11) and the second inlet plenum (12), the first inlet plenum (11) front end are connected with the first collection tube；Second inlet plenum
(12) rear end is connected with the second collection tube；First collection tube includes connecting and extending downwardly with first inlet plenum (11)
The first vertical tube (131), first vertical tube is connected with the first collection head (132), and first collection head (132) is towards far from institute
The direction opening of the first inlet plenum (11) is stated, the angle (α) of first collection head (132) and first vertical tube (131) is
90 ° to 135 °；Second collection tube includes the second vertical tube for connecting and extending downwardly with second inlet plenum (12)
(141), second vertical tube (141) is connected with the second collection head (142), and second collection head (142) is towards far from described the
The directions of two inlet plenums (12) is open, the angle (β) of second collection head (142) and the second vertical tube (141) for 90 ° extremely
135°；
It is provided with the first connecting tube (15) at the top of first inlet plenum (11), the is provided at the top of second inlet plenum (12)
Two connecting tubes (16), first connecting tube (15) and the second connecting tube (16) dynamic pressure air inlet with differential pressure pickup (2) respectively
Manage (21) and static pressure air inlet pipe (22) connection.
2. mining wind speed detection device as described in claim 1, it is characterized in that: screw thread connects on first collection head (132)
It is connected to the first filter mantle (3), first filter mantle (3) includes tapped first screwing portion (31), and described first screws
Portion (31) is open at one end, and the other end is with the first filter membrane (32) sealing；Second is threaded on second collection head (142)
Filter mantle (4), second filter mantle (4) include tapped second screwing portion, and described second to screw portion open at one end, separately
It is sealed with the second filter membrane one end.
3. mining wind speed detection device as described in claim 1, it is characterized in that: first inlet plenum (11) and the second air inlet
Room (12) lower end is detachably connected with the first telescopic rod (51) and the second telescopic rod (52), first telescopic rod (51) respectively
The support leg (53) with clump weight is provided with the second telescopic rod (52) bottom end.
4. mining wind speed detection device as described in claim 1, it is characterized in that: being set as at the top of first connecting tube (15)
Low inside and high outside is ladder-like, dynamic pressure air inlet pipe (21) bottom be set as matching with first connecting tube in it is low outer
It is ladder-like, it is cased with sealing ring (151) at the top of first connecting tube (15), first connecting tube (15) and the dynamic pressure air inlet
The junction of pipe (21) is arranged with first sleeve (17)；
Second connecting tube (16) is identical as the first connecting tube (15) structure, the dynamic pressure air inlet pipe (21) with it is described quiet
It is identical to be pressed into tracheae (22) structure；The junction of the static pressure air inlet pipe (22) and second connecting tube (16) is arranged with second
Casing (18).
5. mining wind speed detection device as claimed in claim 3, it is characterized in that: first inlet plenum (11) lower end is provided with
Tapped interface cylinder (111), the first telescopic rod (51) top be provided with matched with the interface cylinder (111) it is outer
Screw thread；Second inlet plenum (12) lower end structure is identical as the first inlet plenum (11) lower end structure；Described second is flexible
Bar (52) is identical as the first telescopic rod (51) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821985826.8U CN208969121U (en) | 2018-11-29 | 2018-11-29 | A kind of mining wind speed detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821985826.8U CN208969121U (en) | 2018-11-29 | 2018-11-29 | A kind of mining wind speed detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208969121U true CN208969121U (en) | 2019-06-11 |
Family
ID=66765973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821985826.8U Active CN208969121U (en) | 2018-11-29 | 2018-11-29 | A kind of mining wind speed detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208969121U (en) |
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2018
- 2018-11-29 CN CN201821985826.8U patent/CN208969121U/en active Active
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