CN209689124U - A kind of subway station oxygen supply ventilation equipment - Google Patents
A kind of subway station oxygen supply ventilation equipment Download PDFInfo
- Publication number
- CN209689124U CN209689124U CN201920382265.0U CN201920382265U CN209689124U CN 209689124 U CN209689124 U CN 209689124U CN 201920382265 U CN201920382265 U CN 201920382265U CN 209689124 U CN209689124 U CN 209689124U
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- Prior art keywords
- alarm
- wall
- sliding slot
- fixedly connected
- framework
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Abstract
The utility model discloses a kind of subway station oxygen supply ventilation equipment, including clogging automatic alarm filter device, the clogging automatic alarm filter device includes alarm main body, fixed frame and filter screen, the alarm main body and filter screen are fixedly connected in the inner wall upper end of fixed frame, the fixed side interior wall rabbeted in filter screen of external wall of upper portion of the alarm main body；The fixed frame includes framework, sliding slot, thread groove and mounting hole, the sliding slot is provided with the nock of framework, the thread groove hollow out is provided with the lower end of sliding slot, and the sliding slot and thread groove run through the front of framework, and the uniform hollow out of mounting hole is provided with the upper end quadrangle of framework；The alarm main body includes alarm triggering body, alarm bell and wire-passing tube, and the inner wall of the alarm triggering body is fixedly connected on one end outer wall of wire-passing tube.The utility model can be sounded an alarm in filter screen Severe blockage, reminded staff's cleaning or replacement, better met and use needs.
Description
Technical field
The utility model relates to common equipment technical field, specially a kind of subway station oxygen supply ventilation equipment.
Background technique
Extraneous oxygen-containing air is discharged into inside it by subway station using large-scale air-extractor, provides fresh sky for internal staff
Gas achievees the purpose that oxygen supply；
In order to ensure the cleannes that gas is sucked out, usually filter screen is arranged in air intake in people, but filter screen is long-term
After use, the particulate matter and dust accretions stopped blocks air intake, influences it and enter gas efficiency, station is easily caused when accumulating serious
The problem that interior oxygen supply is insufficient, thus need to notify staff's processing to avoid accident in time before filter screen closes on blocking,
So being badly in need of wanting a kind of device for being able to solve the above problem.
Utility model content
The purpose of this utility model is to provide a kind of subway station oxygen supply ventilation equipment, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of subway station oxygen supply ventilation equipment, packet
Clogging automatic alarm filter device is included, the clogging automatic alarm filter device includes alarm main body, fixed frame and filter screen, institute
It states alarm main body and filter screen is fixedly connected in the inner wall upper end of fixed frame, the fixed interlocking of external wall of upper portion of the alarm main body
In the side interior wall of filter screen；The fixed frame includes framework, sliding slot, thread groove and mounting hole, and the sliding slot is provided with framework
Nock, the thread groove hollow out is provided with the lower end of sliding slot, and the sliding slot and thread groove run through the front of framework, described
The uniform hollow out of mounting hole is provided with the upper end quadrangle of framework；The alarm main body includes alarm triggering body, alarm bell and wire-passing tube, institute
The inner wall for stating alarm triggering body is fixedly connected on one end outer wall of wire-passing tube, and the lower end of the alarm bell is fixedly connected on wire-passing tube
Other one end；The alarm triggering body includes piston, tension spring, crossed beam trunking, air channel, turn trough, knob, threaded post, spill spin block
And switch, the lower end of the piston are fixedly connected on the upper end of tension spring, the lower end of the tension spring is fixedly connected on rotation
The upper end of switch block, described to switch the upper end for being fixedly connected on spill spin block, the crossed beam trunking hollow out is provided in the upper end of spill spin block
The heart, the uniform hollow out of air channel are provided with outside the upper end of spill spin block, and the turn trough hollow out is provided with knob and threaded post
Upper end, the turn trough run through knob and threaded post.
Preferably, the outer end of the filter screen is fixedly connected on the inner wall of framework.
Preferably, the alarm triggering body lower thread is mounted on the inner wall of thread groove, and alarm triggering body top is sliding
The dynamic inner wall for being mounted on sliding slot.
Preferably, the threaded post is threadably mounted at thread groove inner wall.
Preferably, the piston is slidably mounted on sliding slot inner wall.
Preferably, the wire-passing tube is fixedly connected on crossed beam trunking lower end away from one end of alarm bell.
Preferably, the alarm bell and switch and external power supply electrical series.
Compared with prior art, the beneficial effects of the utility model are as follows:
The blocking generated after being used for a long time by filter screen increases negative pressure value in air inlet by blocking, utilizes negative pressure
Piston press switch is driven, the power supply for connecting alarm bell sounds an alarm, and facilitates staff and knows blockage problem in time, and in time
Notice road repairman carries out replacement cleaning, improves oxygen supply degree of safety；Alarm triggering body is back-outed either manually or by knob, it is convenient
Maintenance alarm triggering body or replacement alarm triggering body, to facilitate the local part exchanging of clogging automatic alarm filter device
With repairing, reduce waste of material.
Detailed description of the invention
Fig. 1 is the agent structure schematic diagram of the utility model；
Fig. 2 is the fixed frame cutting structural schematic diagram of the utility model；
Fig. 3 is the alarm agent structure schematic diagram of the utility model；
Fig. 4 is that the alarm of the utility model triggers body decomposition texture schematic diagram.
In figure: 1, clogging automatic alarm filter device；2, alarm main body；3, fixed frame；4, filter screen；5, framework；6, sliding
Slot；7, thread groove；8, mounting hole；9, alarm triggering body；10, alarm bell；11, wire-passing tube；12, piston；13, tension spring；14, mistake
Wire casing；15, air channel；16, turn trough；17, knob；18, threaded post；19, spill spin block；20, it switchs.
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.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of subway station oxygen supply ventilation equipment, including
Clogging automatic alarm filter device 1, clogging automatic alarm filter device 1 include alarm main body 2, fixed frame 3 and filter screen 4, report
Alert main body 2 and filter screen 4 are fixedly connected in the inner wall upper end of fixed frame 3, and the fixed interlocking of the external wall of upper portion for main body 2 of alarming is in mistake
The side interior wall of strainer 4；Fixed frame 3 includes framework 5, sliding slot 6, thread groove 7 and mounting hole 8, before sliding slot 6 is provided with framework 5
Portion upper end, 7 hollow out of thread groove are provided with the lower end of sliding slot 6, and sliding slot 6 and thread groove 7 run through the front of framework 5, and mounting hole 8 is uniform
Hollow out is provided with the upper end quadrangle of framework 5；Main body 2 of alarming includes alarm triggering body 9, alarm bell 10 and wire-passing tube 11, alarm triggering
The inner wall of body 9 is fixedly connected on one end outer wall of wire-passing tube 11, and the lower end of alarm bell 10 is fixedly connected on other one end of wire-passing tube 11；
Alarm triggering body 9 includes piston 12, tension spring 13, crossed beam trunking 14, air channel 15, turn trough 16, knob 17, threaded post 18, rotation
Switch block 19 and switch 20, the lower end of piston 12 are fixedly connected on the upper end of tension spring 13, and the lower end of tension spring 13 is fixed to be connected
It connects in the upper end of spill spin block 19, switch 20 is fixedly connected on the upper end of spill spin block 19, and 14 hollow out of crossed beam trunking is provided with spill spin block 19
Upper end center, the uniform hollow out of air channel 15 is provided with outside the upper end of spill spin block 19, and 16 hollow out of turn trough is provided with 17 He of knob
The upper end of threaded post 18, turn trough 16 run through knob 17 and threaded post 18, by captive screw by clogging automatic alarm filter device 1
It is mounted at oxygen supply air intake vent, the dust and bulk state floating material of gas, alarm bell 10 and switch 20 is entered using the filtering of filter screen 4
With external power supply electrical series, after filter screen 4 accumulates dust, ventilatory capacity reduces, and causes air inlet internal negative pressure value to increase, benefit
Turn trough 16, air channel 15 and sliding slot 6 are passed sequentially through with negative pressure and acts on 12 lower end of piston, so that piston 12 overcomes tension spring 13
Elastic force along the chute under 6 to sliding, piston 12 is to moving the power supply sending for squeezing switch 20 and connecting alarm bell 10 after negative pressure value is exceeded
Alarm reaches and staff's replacement in time is notified to handle, the purpose for the interior long term hypoxia that prevents from standing；Spiral shell is screwed either manually or by knob 17
Line column 18, can be by alarm triggering body 9 by back-outing in sliding slot 6 and thread groove 7, and what is generated after being used for a long time by filter screen 4 is stifled
Plug increases negative pressure value in air inlet by blocking, using negative pressure band 12 push switch 20 of piston, connects the power supply of alarm bell 10
It sounds an alarm, facilitates staff and know blockage problem in time, and notice road repairman carries out replacement cleaning in time, improves
Oxygen supply degree of safety；Alarm triggering body 9 is back-outed either manually or by knob 17, facilitates maintenance alarm triggering body 9 or replacement alarm
Body 9 is triggered, to facilitate the local part exchanging of clogging automatic alarm filter device 1 and repair, reduces waste of material.
The outer end of filter screen 4 is fixedly connected on the inner wall of framework 5, and alarm triggering 9 lower thread of body is mounted on thread groove 7
Inner wall, alarm triggering 9 top of body are slidably mounted on the inner wall of sliding slot 6, and threaded post 18 is threadably mounted at 7 inner wall of thread groove, piston
12 are slidably mounted on 6 inner wall of sliding slot, and wire-passing tube 11 is fixedly connected on 14 lower end of crossed beam trunking, wire-passing tube 11 away from one end of alarm bell 10
It is connect for alarm bell 10 with 20 conducting wire of switch with crossed beam trunking 14, alarm bell 10 and switch 20 and external power supply electrical series.
Working principle: clogging automatic alarm filter device 1 is mounted at oxygen supply air intake vent by captive screw, was utilized
The filtering of strainer 4 enters the dust and bulk state floating material of gas, alarm bell 10 and switch 20 and external power supply electrical series, filter screen
After 4 accumulation dusts, ventilatory capacity reduces, and air inlet internal negative pressure value is caused to increase, and passes sequentially through turn trough 16, ventilation using negative pressure
Slot 15 and sliding slot 6 act on 12 lower end of piston, so that piston 12 overcomes the elastic force of tension spring 13 along the chute under 6 to sliding, when
Piston 12 is sounded an alarm to the power supply for squeezing the connection alarm bell 10 of switch 20 is moved after negative pressure value is exceeded, is reached and is notified that staff is timely
Replacement processing, the purpose for the interior long term hypoxia that prevents from standing；Either manually or by 17 rotary screwing thread column 18 of knob, alarm can be triggered body 9
By back-outing in sliding slot 6 and thread groove 7, wire-passing tube 11 and crossed beam trunking 14 are connect for alarm bell 10 with 20 conducting wire of switch.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of subway station oxygen supply ventilation equipment, including clogging automatic alarm filter device (1), it is characterised in that: described stifled
Filling in automatic alarm filter device (1) includes alarm main body (2), fixed frame (3) and filter screen (4), the alarm main body (2) and mistake
Strainer (4) is fixedly connected in the inner wall upper end of fixed frame (3), and the fixed interlocking of the external wall of upper portion of alarm main body (2) is in mistake
The side interior wall of strainer (4)；
The fixed frame (3) includes framework (5), sliding slot (6), thread groove (7) and mounting hole (8), and the sliding slot (6) is provided with frame
The nock of body (5), thread groove (7) hollow out are provided with the lower end of sliding slot (6), and the sliding slot (6) and thread groove (7) pass through
The front of framework (5) is worn, the uniform hollow out of the mounting hole (8) is provided with the upper end quadrangle of framework (5)；
The alarm main body (2) includes alarm triggering body (9), alarm bell (10) and wire-passing tube (11), and the alarm triggers body (9)
Inner wall is fixedly connected on one end outer wall of wire-passing tube (11), and the lower end of the alarm bell (10) is fixedly connected on the other of wire-passing tube (11)
One end；
Alarm triggering body (9) includes piston (12), tension spring (13), crossed beam trunking (14), air channel (15), turn trough
(16), knob (17), threaded post (18), spill spin block (19) and switch (20), the lower end of the piston (12) is fixedly connected on drawing
The lower end of the upper end of power spring (13), the tension spring (13) is fixedly connected on the upper end of spill spin block (19), the switch
(20) it is fixedly connected on the upper end of spill spin block (19), crossed beam trunking (14) hollow out is provided with the upper end center of spill spin block (19),
Uniformly hollow out is provided with outside the upper end of spill spin block (19) air channel (15), and turn trough (16) hollow out is provided with knob
(17) and the upper end of threaded post (18), the turn trough (16) run through knob (17) and threaded post (18).
2. a kind of subway station according to claim 1 oxygen supply ventilation equipment, it is characterised in that: the filter screen (4)
Outer end is fixedly connected on the inner wall of framework (5).
3. a kind of subway station according to claim 1 oxygen supply ventilation equipment, it is characterised in that: the alarm triggers body
(9) lower thread is mounted on the inner wall of thread groove (7), and alarm triggering body (9) top is slidably mounted on the interior of sliding slot (6)
Wall.
4. a kind of subway station according to claim 1 oxygen supply ventilation equipment, it is characterised in that: threaded post (18) spiral shell
Line is mounted on thread groove (7) inner wall.
5. a kind of subway station according to claim 1 oxygen supply ventilation equipment, it is characterised in that: piston (12) sliding
It is mounted on sliding slot (6) inner wall.
6. a kind of subway station according to claim 1 oxygen supply ventilation equipment, it is characterised in that: wire-passing tube (11) back
One end from alarm bell (10) is fixedly connected on crossed beam trunking (14) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920382265.0U CN209689124U (en) | 2019-03-25 | 2019-03-25 | A kind of subway station oxygen supply ventilation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920382265.0U CN209689124U (en) | 2019-03-25 | 2019-03-25 | A kind of subway station oxygen supply ventilation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209689124U true CN209689124U (en) | 2019-11-26 |
Family
ID=68606035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920382265.0U Expired - Fee Related CN209689124U (en) | 2019-03-25 | 2019-03-25 | A kind of subway station oxygen supply ventilation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209689124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251484A (en) * | 2021-05-28 | 2021-08-13 | 江西汇恒盛世能源科技有限责任公司 | Automatic steering air guide device for bidirectional air outlet of air conditioner |
-
2019
- 2019-03-25 CN CN201920382265.0U patent/CN209689124U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251484A (en) * | 2021-05-28 | 2021-08-13 | 江西汇恒盛世能源科技有限责任公司 | Automatic steering air guide device for bidirectional air outlet of air conditioner |
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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: 20191126 Termination date: 20200325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |