CN209637801U - A kind of mine anti-explosion well cover - Google Patents
A kind of mine anti-explosion well cover Download PDFInfo
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- CN209637801U CN209637801U CN201920204064.1U CN201920204064U CN209637801U CN 209637801 U CN209637801 U CN 209637801U CN 201920204064 U CN201920204064 U CN 201920204064U CN 209637801 U CN209637801 U CN 209637801U
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- well lid
- fixed
- explosion
- groove
- mine anti
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Abstract
The utility model relates to mine safety device technical fields, and in particular to a kind of mine anti-explosion well cover.The specific technical proposal is: a kind of mine anti-explosion well cover, including well lid and the cover seat of manhole for being fixed on well lid bottom, the well lid includes upper well lid and lower well lid, the cover seat of manhole is fixed on the bottom of the lower well lid, is arranged at intervals with the telescoping mechanism and resetting-mechanism for connecting the upper well lid and lower well lid on the top of the bottom of the upper well lid and lower well lid；The telescoping mechanism includes the fixed cylinder being vertically arranged and the motion bar that is set in fixed cylinder, the end of the fixed cylinder and motion bar is respectively arranged with fixing seat, in the fixed cylinder, the end of the motion bar be fixed with block seat, the bottom of the block seat is fixed with the first spring, and the fixed cylinder inner wall is provided with position-limiting drum.The utility model solves the problems, such as that Antiexplosive manhole cover cannot quick, parking position accuracy in the prior art.
Description
Technical field
The utility model relates to mine safety device technical fields, and in particular to a kind of mine anti-explosion well cover.
Background technique
All coal mines up to standard in China are both required to protect main air blower to avoid being destroyed when explosion wave arrives
Explosion proof door, lid are installed.It is used to isolation underground air-flow and surface air in normal ventilation, prevents Air escape branch, guarantees logical
Wind system is normal.When underground is when occurring gas or dust explosion accident, the gas shock that explosion proof door is exploded is opened, thus
Air blast is directly discharged to surface air, plays the role of release, prevents chief ventilators from causing to damage because of air blast impact
It is bad.
Current Antiexplosive manhole cover is generally welded by steel plate, and lower end is fixed in seal groove, and seal groove contains oil seal,
Groove depth and negative pressure are adapted, and are bypassed pulley balance weight counterweight in four wirerope of well lid surrounding, are set in the surrounding of well head
A certain number of presser feets are set, in inverted ventilation to push down well lid, prevents well lid from being started and causes Air escape branch.But it is this anti-
Quick-fried well lid needs manually to move weight once pushed open for explosion wave, and the weight of weight is made to be less than the weight of well lid
Amount could reset successfully, and weight be the biggish iron block of quality, remove unload simultaneously inconvenience, therefore, will lead to well lid reset when
Between it is longer.If the short time cannot reset well lid, Air escape branch will cause, underground forms calm state, after explosion
The toxic and harmful gas of generation cannot be discharged in time, thus further deteriorate the living environment of personnel in the pit, it could even be possible to
Cause subsequent explosion.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of mine anti-explosion well cover, solves in the prior art
Antiexplosive manhole cover cannot quickly, parking position accuracy the problem of.
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of mine anti-explosion well cover, including well lid and the cover seat of manhole for being fixed on well lid bottom, the well lid includes upper well lid
With lower well lid, the cover seat of manhole is fixed on the bottom of the lower well lid, on the top of the bottom of the upper well lid and lower well lid between
Every being provided with the telescoping mechanism and resetting-mechanism for connecting the upper well lid and lower well lid；
The telescoping mechanism includes the fixed cylinder being vertically arranged and the motion bar that is set in fixed cylinder, the fixed cylinder and
The end of motion bar is respectively arranged with fixing seat, in the fixed cylinder, the end of the motion bar be fixed with block seat, it is described
The bottom of block seat is fixed with the first spring, the other end of first spring be fixed on the fixed cylinder end it is fixed described in
In fixing seat, the fixed cylinder inner wall is provided with position-limiting drum, and the position-limiting drum is arranged far from one end of the block seat.
Preferably, the bottom of the upper well lid is equipped with several upper grooves, and the top of the lower well lid is equipped under several
Groove, the upper groove and lower groove are corresponding and equal in magnitude up and down, and the telescoping mechanism and resetting-mechanism setting are right up and down
In the upper groove and lower groove answered.
Preferably, the block seat is equipped with rubber pad, and the fixing seat is equipped with several through-holes.
Preferably, the resetting-mechanism includes second spring, and the both ends of the second spring are respectively fixed with hook, described
Be respectively equipped with hanging ring in upper groove and lower groove, the second spring by the hook and hanging ring be fixed on the upper groove and
In lower groove.
Preferably, several third springs are fixed on the inner wall of the upper well lid, several third springs it is another
One end is fixed with guide pad, and the thickness of the guide pad circumferentially intermediate is become larger by four.
Preferably, several connecting rods are connected on the side wall of the lower well lid, the other end of the connecting rod is connected with
Stop collar, the stop collar are set on buffer gear.
Preferably, the buffer gear includes baffle and the telescopic rod for being fixed on baffle bottom, the telescopic rod it is another
End fixes on the ground, and the stop collar is set on the bar cylinder of the telescopic rod.
Preferably, several the 4th springs are evenly equipped with around the telescopic rod, one end of the 4th spring is fixed on
On ground, the other end is fixed on the bottom of the baffle.
Preferably, the bottom of the upper well lid is equipped with gasket, and the top of the lower well lid is equipped with and the gasket phase
The groove of adaptation.
Preferably, the diameter of the block seat is greater than the internal diameter of the position-limiting drum, less than the internal diameter of the fixed cylinder.This is practical
It is novel have it is following the utility model has the advantages that
Well lid is divided into upper well lid and lower well lid by the utility model, upper well lid and going into the well cover be respectively set upper groove and
Lower groove, interval setting telescoping mechanism and resetting-mechanism in upper and lower corresponding groove, will by telescoping mechanism and resetting-mechanism
Upper well lid and lower well lid are fixed；Lower well lid is fixed by buffer gear and ground；When explosion time occurs for mine, air-flow is by upper well lid
It washes open, the telescoping mechanism of well lid and resetting-mechanism synergy reset well lid fast and accurately in connection；And buffer gear
Lower well lid is then effectively avoided to tilt, to influence the reset of upper well lid.Moreover, the third spring of upper well lid inner wall is set,
The guide pad connecting with third spring then quickly exports air-flow, final to realize so as to shorten the time that upper well lid resets
Well lid fast and accurately resets.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is A partial enlarged view in Fig. 1；
Fig. 3 is B partial enlarged view in Fig. 1；
Fig. 4 is telescoping mechanism unused state figure；
In figure: cover seat of manhole 1, upper well lid 2, lower well lid 3, upper groove 4, lower groove 5, fixed cylinder 6, motion bar 7, fixing seat 8,
Block seat 9, the first spring 10, position-limiting drum 11, rubber pad 12, through-hole 13, second spring 14, hook 15, hanging ring 16, third spring
17, guide pad 18, connecting rod 19, stop collar 20, baffle 21, telescopic rod 22, the 4th spring 23, gasket 24, groove 25.
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.
With reference to Fig. 1-Fig. 4, the utility model discloses a kind of mine anti-explosion well cover, including well lid and it is fixed on well lid bottom
Cover seat of manhole 1, well lid includes upper well lid 2 and lower well lid 3, and cover seat of manhole 1 is fixed on the bottom of lower well lid 3, the bottom of upper well lid 2 and
The telescoping mechanism and resetting-mechanism for connecting upper well lid 2 and lower well lid 3 are arranged at intervals on the top of lower well lid 3.It needs to illustrate
Be: the bottom of upper well lid 2 is equipped with several upper grooves 4, and the top of lower well lid 3 is equipped with several lower grooves 5, and upper groove 4 is under
About 5 groove is corresponding and equal in magnitude, and telescoping mechanism and resetting-mechanism are arranged in upper and lower corresponding upper groove 4 and lower groove 5,
Telescoping mechanism and the setting of resetting-mechanism interval, i.e. one resetting-mechanism of a telescoping mechanism, are inciting somebody to action the impact force of mine explosion
When upper well lid 2 is washed open, telescoping mechanism and resetting-mechanism can quickly be such that well lid 2 resets, and resetting-mechanism is arranged here and is mainly
In order to avoid the problem for the position inaccuracy that resetting-mechanism can not make after deformation occurs upper well lid 2 reset or reset；Telescoping mechanism
Several can be set as needed with resetting-mechanism, further, telescoping mechanism and the spaced quantity of resetting-mechanism can roots
It, can multiple a telescoping mechanisms and one or more resetting-mechanism interval settings according to using needs to be configured；The bottom of upper well lid 2
Equipped with gasket 24, the top of lower well lid 3 is equipped with groove 25 compatible with gasket 24, is closed well lid 2 and lower well lid 3
It is closer, avoid gas leakage.
Telescoping mechanism includes the fixed cylinder 6 being vertically arranged and the motion bar 7 being set in fixed cylinder 6, fixed cylinder 6 and activity
The end of bar 7 is respectively arranged with fixing seat 8, and fixing seat 8 is equipped with several through-holes 13, and fixing seat 8 is fixed respectively by bolt
In upper and lower corresponding upper groove 4 and lower groove 5, in fixed cylinder 6, the end of motion bar 7 be fixed with block seat 9, on block seat 9
Equipped with rubber pad 12, for rubber pad 12 around the axial setting of motion bar 7, the bottom of block seat 9 is fixed with the first spring 10, the first bullet
The other end of spring 10 is fixed in the fixing seat 8 fixed with 6 end of fixed cylinder, specific: the first spring 10 is by motion bar 7 and admittedly
8 elastic connection of reservation, 6 inner wall of fixed cylinder are provided with position-limiting drum 11, and position-limiting drum 11 can be integrally formed with fixed cylinder 6, position-limiting drum 11
It is arranged far from one end of block seat 9.It should be understood that the diameter of block seat 9 is greater than the internal diameter of position-limiting drum 11, is less than fixed cylinder 6
Internal diameter, keep block seat 9 up and down in fixed cylinder 6.Rubber pad 12 can be set on block seat 9, may be set to be
Spring avoids block seat 9 from damaging primarily to block seat 9 has a buffering during contacting or hit with 11 bottom of position-limiting drum
It is bad.Height of the telescoping mechanism in closed state is consistent with the total height of upper groove 4 and lower groove 5, to not influence well lid 2
With the closure of lower well lid 3.
Resetting-mechanism includes second spring 14, and the both ends of second spring 14 are respectively fixed with hook 15, upper groove 4 and recessed
Hanging ring 16 is respectively equipped in slot 5, second spring 14 is fixed in upper groove 4 and lower groove 5 by hook 15 and hanging ring 16.It resets
Mechanism is mainly the elastic force by second spring 14, forms a pulling force to upper well lid 2 and lower well lid 3, and combines upper well lid 2 certainly
The gravity of body makes 2 Rapid reset of well lid.
Further, be fixed with several third springs 17 on the inner wall of upper well lid 2, several third springs 17 it is another
End is fixed with guide pad 18, and the thickness of guide pad 18 circumferentially intermediate is become larger by four.It should be understood that working as mine explosion
Afterwards, the air-flow for rushing at well lid is directed to block 18 to be dispersed around, to reduce the impact force that explosion generates.
Further, it in order to avoid lower well lid 3 is washed in mine explosion open, to be limited to lower well lid 3, is going into the well
Several connecting rods 19, the affixed restraining position ring block 20 of the other end of connecting rod 19 are connected on the side wall of lid 3, stop collar 20 is set in
On buffer gear.Buffer gear includes baffle 21 and the telescopic rod 22 for being fixed on 21 bottom of baffle, and the other end of telescopic rod 22 is solid
Determine on the ground, stop collar 20 is set on the bar cylinder of telescopic rod 22.Specific: sliding bar is arranged in the bar cylinder of telescopic rod 22
Top, sliding bar are arranged in bar cylinder, and bar cylinder and sliding bar form telescopic rod 22.In order to enable buffer gear quickly, accurately
Reset, several the 4th springs 23 are evenly equipped with around telescopic rod 22, one end of the 4th spring 23 fixes on the ground, separately
One end is fixed on the bottom of baffle 21.
When not in use, upper well lid 2 and lower well lid 3 are in the state being closed, telescoping mechanism and reset machine to the utility model
Structure is respectively positioned in upper groove 4 and lower groove 5, and when mine explodes, the impact force of generation is washed upper well lid 2 open, well in connection
The telescoping mechanism and resetting-mechanism of lid 2 and lower well lid 3 hold upper well lid 2, the first spring on telescoping mechanism and resetting-mechanism
10 and second spring 14 make well lid 2 being capable of Rapid reset after being rushed to open；And the buffer gear for connecting lower well lid 3 can be under
Well lid 3 is limited, and lower well lid 3 is avoided to tilt, and the 4th spring 23 on buffer gear also can quickly to lower well lid 3 into
Row resets；And the guide pad 18 that upper 2 inner wall of well lid is arranged in can shunt the impact force that explosion generates, and reduce impact
Power runs out of gap of the air-flow between upper well lid 2 and lower well lid 3, thus accelerate the quickly reset of upper well lid 2 and lower well lid 3,
To avoid Air escape branch.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to the utility model
Range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are practical new to this
The various changes and improvements that the technical solution of type is made should all fall into the protection scope that the utility model claims book determines
It is interior.
Claims (10)
1. a kind of mine anti-explosion well cover, including well lid and the cover seat of manhole (1) for being fixed on well lid bottom, it is characterised in that: the well
Lid includes upper well lid (2) and lower well lid (3), and the cover seat of manhole (1) is fixed on the bottom of the lower well lid (3), the upper well lid
(2) telescoping mechanism for connecting the upper well lid (2) and lower well lid (3) is arranged at intervals on the top of bottom and lower well lid (3)
And resetting-mechanism；
The telescoping mechanism includes the fixed cylinder (6) being vertically arranged and the motion bar (7) being set in fixed cylinder (6), described solid
The end of safety barrel (6) and motion bar (7) is respectively arranged with fixing seat (8), is located in the fixed cylinder (6), the motion bar (7)
End be fixed with block seat (9), the bottom of the block seat (9) is fixed with the first spring (10), first spring (10) it is another
One end is fixed in the fixing seat (8) fixed with the fixed cylinder (6) end, and fixed cylinder (6) the inner wall setting is limited
Position cylinder (11), the position-limiting drum (11) are arranged far from one end of the block seat (9).
2. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: the bottom of the upper well lid (2) is equipped with
The top of several upper grooves (4), the lower well lid (3) is equipped with several lower grooves (5), the upper groove (4) and lower groove
(5) corresponding and equal in magnitude up and down, the telescoping mechanism and resetting-mechanism setting the upper and lower corresponding upper groove (4) and under
In groove (5).
3. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: the block seat (9) is equipped with rubber pad
(12), the fixing seat (8) is equipped with several through-holes (13).
4. a kind of mine anti-explosion well cover according to claim 2, it is characterised in that: the resetting-mechanism includes second spring
(14), the both ends of the second spring (14) are respectively fixed with hook (15), in the upper groove (4) and lower groove (5) respectively
Equipped with hanging ring (16), the second spring (14) by the hook (15) and hanging ring (16) be fixed on the upper groove (4) and
In lower groove (5).
5. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: solid on the inner wall of the upper well lid (2)
Surely there are several third springs (17), the other end of several third springs (17) is fixed with guide pad (18), described to lead
It circumferentially intermediate is become larger to the thickness of block (18) by four.
6. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: solid on the side wall of the lower well lid (3)
It is connected to several connecting rods (19), the affixed restraining position ring block of the other end (20) of the connecting rod (19), stop collar (20) set
It is located on buffer gear.
7. a kind of mine anti-explosion well cover according to claim 6, it is characterised in that: the buffer gear includes baffle (21)
It is fixed on the ground with the other end of the telescopic rod (22) for being fixed on baffle (21) bottom, the telescopic rod (22), the limit
Ring (20) is set on the bar cylinder of the telescopic rod (22).
8. a kind of mine anti-explosion well cover according to claim 7, it is characterised in that: uniformly distributed around the telescopic rod (22)
There are several the 4th springs (23), one end of the 4th spring (23) fixes on the ground, and the other end is fixed on the baffle
(21) bottom.
9. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: the bottom of the upper well lid (2) is equipped with
The top of gasket (24), the lower well lid (3) is equipped with the gasket (24) compatible groove (25).
10. a kind of mine anti-explosion well cover according to claim 1, it is characterised in that: the diameter of the block seat (9) is greater than institute
It states the internal diameter of position-limiting drum (11), be less than the internal diameter of the fixed cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204064.1U CN209637801U (en) | 2019-02-15 | 2019-02-15 | A kind of mine anti-explosion well cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204064.1U CN209637801U (en) | 2019-02-15 | 2019-02-15 | A kind of mine anti-explosion well cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209637801U true CN209637801U (en) | 2019-11-15 |
Family
ID=68493517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920204064.1U Expired - Fee Related CN209637801U (en) | 2019-02-15 | 2019-02-15 | A kind of mine anti-explosion well cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209637801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561349A (en) * | 2020-06-16 | 2020-08-21 | 詹继勇 | Mining area is from compound explosion vent for well immediately airing exhaust |
-
2019
- 2019-02-15 CN CN201920204064.1U patent/CN209637801U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561349A (en) * | 2020-06-16 | 2020-08-21 | 詹继勇 | Mining area is from compound explosion vent for well immediately airing exhaust |
| CN111561349B (en) * | 2020-06-16 | 2022-02-25 | 詹继勇 | Mining area is from compound explosion vent for well immediately airing exhaust |
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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: 20191115 Termination date: 20210215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |