CN208641620U - A kind of indoor fire hydrant - Google Patents
A kind of indoor fire hydrant Download PDFInfo
- Publication number
- CN208641620U CN208641620U CN201821123767.3U CN201821123767U CN208641620U CN 208641620 U CN208641620 U CN 208641620U CN 201821123767 U CN201821123767 U CN 201821123767U CN 208641620 U CN208641620 U CN 208641620U
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- CN
- China
- Prior art keywords
- screw rod
- sealing
- seat
- valve chamber
- thread hole
- Prior art date
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a kind of indoor fire hydrants, including, a valve body, inside one valve chamber of tool, and be connected between the body base and the valve chamber one can in connecting building object fire protection pipeline water inlet, an interface is connected between the valve body side and the valve chamber；The body top sets a screw thread hole seat；One connector is installed on the interface, to connect fire hose；One screw rod, is vertically arranged, and is threadedly engaged with screw thread hole seat；The screw rod lower part penetrates in valve chamber, and top is pierced by outside valve body, the handwheel that the screw rod upper end facilitates turn screw rod with one；It is sealed between the screw rod and screw thread hole seat by sealing ring to prevent water from flowing out from screw rod and the thread pitch of screw thread hole seat；One sealing seat is set in the valve chamber, and is packed between the water inlet and the screw rod, to close the water inlet；The threaded hole seating portion extends in valve chamber, and a sealing extension sleeve is set in outside the indoor screw thread hole seat of valve.
Description
Technical field
The utility model relates to fire-fighting equipment field more particularly to a kind of indoor fire hydrants.
Background technique
Indoor fire hydrant is pipe network in house to delivery of water, with valvular interface, for factory, warehouse, skyscraper,
The interior such as public building and ship fixed fire protection system, is typically mounted in fire hydrant box, with the equipment such as fire hose and hydraulic giant
It matches.It is the important a part of fire fighting water system, it is mounted in indoor fire-fighting case, general inside nominal diameter (mm): DN50,
Two kinds of DN65, nominal operating pressure 1.6MPa, intensity workouts pressure 2.4MPa, Applicable media: clear matter water, foam mixing liquid.It is logical
Normal indoor fire hydrant can be divided into plain edition, pressure-reduced and-regulated type, rotary-type etc., its fire-fighting mode is manually with water band connection to bolt
Mouthful fire extinguishing presses this button and can remotely start fire pump and mended to fire hydrant furthermore there are also fire hydrant button in fire hydrant box
Water.It since indoor consequence on fire is serious, but is small probability event, most of indoor fire hydrant is seldom beaten in life span
It opens, the screw connection point of screw rod and screw thread hole seat, is especially located at the indoor position of valve and gets rusty easily or sediment incrustation, in room
Interior emergency fire need using when be possible to can more difficult opening, cause biggish fire-fighting risk.Existing indoor fire hydrant
The sealing structure of screw rod and screw thread hole seat is predominantly located at the upper sealing gasket of screw thread hole seat, for preventing the indoor water outflow of valve,
But without preventing the indoor water of valve from flowing into the screw rod below sealing ring and the thread pitch between screw thread hole seat.
Utility model content
The utility model proposes a kind of indoor fire hydrant, which can effectively prevent the indoor water of valve from penetrating into
Thread pitch between screw rod and screw thread hole seat prevents the position from getting rusty or fouling, ensures the stability of fire hydrant open function.
The technical solution of the utility model is as follows:
A kind of indoor fire hydrant, including,
One valve body, inside one valve chamber of tool, and one is connected between the body base and the valve chamber being capable of connecting building object
The water inlet of interior fire protection pipeline is connected to an interface between the valve body side and the valve chamber；The body top sets a screw thread
Hole seat；
One connector is installed on the interface, to connect fire hose；
One screw rod, is vertically arranged, and is threadedly engaged with screw thread hole seat；The screw rod lower part penetrates in valve chamber, and top is pierced by valve
In vitro, the handwheel that the screw rod upper end facilitates turn screw rod with one；It is sealed between the screw rod and screw thread hole seat by sealing ring
To prevent water from flowing out from screw rod and the thread pitch of screw thread hole seat；
One sealing seat is set in the valve chamber, and is packed between the water inlet and the screw rod, with close it is described into
The mouth of a river；
The threaded hole seating portion extends in valve chamber, and a sealing extension sleeve is set in outside the indoor screw thread hole seat of valve,
The sealing extension sleeve upper end is fixed and sealing shroud is provided at outside the indoor screw thread hole seat of valve；Under the sealing extension sleeve
Fixed and sealing shroud is held to be provided at the middle part or lower part of the indoor screw rod of valve.
Wherein, the sealing extension sleeve is the elastic rubber tube of a ripple tower；The elastic rubber tube side wall is embedded
Equipped with torsional spring；Torsional spring is embedded in the elastic rubber tube side wall；The torsional spring extends into spiral shell along elastic rubber tube length direction
Line type, the one end of torsional spring are fixed in screw thread hole seat, and the other end is fixed on screw rod, are made a slip of the tongue with storing sealing seat closing water inlet
The energy that screw rod rotates in journey, and it is released to when opening the water inlet power-assisted that screw rod rotates.
Wherein, cylindrical type torsional spring is arranged in the sealing extension sleeve, the sealing extension sleeve includes can be mutually close
Seal the big cylinder and small cylinder of sliding extension and rotation；The one end of torsional spring is fixed on big cylinder, and the other end is fixed on small cylinder, with storage
It deposits sealing seat and closes the energy of screw rod rotation during water inlet, and be released to helping for screw rod rotation when opening the water inlet
Power.
Wherein, a fixture block is hinged on the handwheel；The fixture block can be spun upside down；The screw thread hole seat side wall offers
One groove；The fixture block and groove card, which are equipped with, prevents handwheel rotation.
Wherein, the screw rod bottom is vertically arranged with jack, is vertically arranged with plunger in the middle part of the sealing seat upper surface；Institute
Plunger and jack inserting are stated, and passes through screw locking.
Wherein, the sealing seat lower end is provided with washer, and the sealing seat bottom is provided with the washer of sealing；The pad
Circle is fixed on sealing seat bottom by washer piece and nut.
The utility model has the following beneficial effects:
1, the utility model can effectively prevent the indoor water of valve from penetrating into the thread pitch between screw rod and screw thread hole seat,
It prevents the position from getting rusty or fouling, ensures the stability of fire hydrant open function.
2, the sealing extension sleeve and torsional spring of the utility model setting can store sealing seat and close spiral shell during water inlet
The energy of bar rotation, and it is released to when opening the water inlet power-assisted of screw rod rotation, consequently facilitating being digested needing to open
It can be opened when bolt with more labour-saving, be used convenient for the old and the weak women.
3, the latching handwheel that the groove and fixture block of the utility model setting can be convenient, prevents because the restoring force of torsional spring makes
Fire hydrant is opened in handwheel rotation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one；
Fig. 2 is the enlarged diagram of circled in Fig. 1；
Fig. 3 is the schematic diagram of the utility model embodiment two；
Fig. 4 is the schematic diagram of the utility model handwheel.
Appended drawing reference indicates in figure are as follows:
1- valve body, 11- water inlet, 12- interface, 2- valve chamber, 3- connector, 4- sealing seat, 44- washer, 45- plunger, 46- China
Take charge of piece, 47- nut, 5- screw thread hole seat, 51- groove, 6- screw rod, 61- sealing ring, 62- jack, 63- screw, 7- handwheel, 91- card
Block, 10- seal extension sleeve, 101- torsional spring, the big cylinder of 102-, the small cylinder of 103-.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment one:
Referring to Fig. 1, Fig. 2 and Fig. 4, a kind of indoor fire hydrant, including,
One valve body 1, inside one valve chamber 2 of tool, and be connected to one between 1 bottom of the valve body and the valve chamber 2 and can connect and build
The water inlet 11 of fire protection pipeline in object is built, is connected to an interface 12 between 1 side of valve body and the valve chamber 2；The valve body 1 pushes up
Portion sets a screw thread hole seat 5；
One connector 3 is installed on the interface 12, to connect fire hose；
One screw rod 6, is vertically arranged, and is threadedly engaged with screw thread hole seat 5；6 lower part of screw rod penetrates in valve chamber 2, and top is worn
Out outside valve body 1, a handwheel 7 for facilitating turn screw rod 6 is matched in 6 upper end of screw rod；Pass through between the screw rod 6 and screw thread hole seat 5
The sealing of sealing ring 61 is to prevent water from flowing out from screw rod 6 and the thread pitch of screw thread hole seat 5；
One sealing seat 4 is set in the valve chamber 2, and is packed between the water inlet 11 and the screw rod 6, to close
The water inlet 11；
The screw thread hole seat 5 extends partially into valve chamber 2, and a sealing extension sleeve 10 is set in the threaded hole in valve chamber 2
Outside seat 5, outside the screw thread hole seat 5 that sealing 10 upper end of extension sleeve is fixed and sealing shroud is provided in valve chamber 2；The sealing
10 lower end of extension sleeve is fixed and sealing shroud is provided at the middle part or lower part of the screw rod 6 in valve chamber 2.
Further, the sealing extension sleeve 10 is the elastic rubber tube of a ripple tower；The elastic rubber tube side
Torsional spring 101 is embedded in wall；The torsional spring 101 extends into screw-type, described 101 one end of torsional spring along elastic rubber tube length direction
It is fixed in screw thread hole seat 5, the other end is fixed on screw rod 6, closes 6 turns of screw rod in the process of water inlet 11 to store sealing seat 4
Dynamic energy, and it is released to when opening the water inlet 11 power-assisted of the rotation of screw rod 6.
Further, a fixture block 91 is hinged on the handwheel 7；The fixture block 91 can be spun upside down；The screw thread hole seat 5
Side wall offers a groove 51；The fixture block 91 is equipped with the card of groove 51 prevents 7 rotation of handwheel.
Further, 6 bottom of screw rod is vertically arranged with jack 62, is vertically arranged in the middle part of 4 upper surface of sealing seat
There is plunger 45；The plunger 45 and 62 inserting of jack, and locked by screw 63.
Further, 4 lower end of sealing seat is provided with washer 44, and 4 bottom of sealing seat is provided with the pad of sealing
Circle 44；The washer 44 is fixed on 4 bottom of sealing seat by washer piece 46 and nut 47.
Embodiment two:
Referring to Fig. 3, embodiment two and embodiment one the difference is that:
Cylindrical type torsional spring 101 is arranged in the sealing extension sleeve 10, the sealing extension sleeve 10 includes can be mutual
Seal the big cylinder 102 and small cylinder 103 of sliding extension and rotation；Described 101 one end of torsional spring is fixed on big cylinder 102, and the other end is solid
It is scheduled on small cylinder 103, to store the energy that sealing seat 4 closes the rotation of screw rod 6 during water inlet 11, and is opening the water inlet
The power-assisted of the rotation of screw rod 6 is released to when mouth 11.
Working principle of the utility model is:
In building it is on fire need to connect fire hose water intaking fire extinguishing when, push fixture block 91 aside upwards, turn handwheel 7 promotion stop
Water seat 4, in this course, since torsional spring 101 is pre-tightened when upper primary decline sealing seat 4, restoring force is auxiliary
It helps screw rod 6 to rotate, so that user is more easily rotated handwheel 7 and discharge fire water, convenient for lesser crowds of strength such as the old and the weak women
It uses；After use, turnstile 7 makes the decline of sealing seat 4 seal water inlet 11, and during this, torsional spring 101 is by again
It pre-tightens, turns round to after predetermined position, stir fixture block 91 downwards, be caught in it in groove 51, prevent screw rod 6 in 101 restoring force of torsional spring
It is voluntarily rotated under effect.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of indoor fire hydrant, including,
One valve body (1), inside tool one valve chamber (2), and be connected to one between the valve body (1) bottom and the valve chamber (2) and can connect
The water inlet (11) of fire protection pipeline in building is connect, is connected to an interface between valve body (1) side and the valve chamber (2)
(12)；A screw thread hole seat (5) is set at the top of the valve body (1)；
One connector (3) is installed on the interface (12), to connect fire hose；
One screw rod (6), is vertically arranged, and is threadedly engaged with screw thread hole seat (5)；Screw rod (6) lower part penetrates in valve chamber (2), on
Portion is pierced by valve body (1) outside, the handwheel (7) that screw rod (6) upper end facilitates turn screw rod (6) with one；The screw rod (6) and screw thread
It is sealed between hole seat (5) by sealing ring (61) to prevent water from flowing out from the thread pitch of screw rod (6) and screw thread hole seat (5)；
One sealing seat (4) is set in the valve chamber (2), and is packed between the water inlet (11) and the screw rod (6), with
Close the water inlet (11)；
It is characterized by:
The screw thread hole seat (5) extends partially into valve chamber (2), and sealing extension sleeve (10) is set in the spiral shell in valve chamber (2)
Pit seat (5) outside, fix and sealing shroud is provided at the screw thread hole seat in valve chamber (2) by described sealing extension sleeve (10) upper end
(5) outside；Described sealing extension sleeve (10) lower end is fixed and sealing shroud be provided at screw rod (6) in valve chamber (2) middle part or
Lower part.
2. a kind of indoor fire hydrant as described in claim 1, it is characterised in that: the sealing extension sleeve (10) is a ripple
The elastic rubber tube of tower；Torsional spring (101) are embedded in the elastic rubber tube side wall；The torsional spring (101) is along elastic rubber
Cylinder length direction extends into screw-type, and described torsional spring (101) one end is fixed on screw thread hole seat (5), and the other end is fixed on screw rod
(6) on, to store the energy that sealing seat (4) close screw rod (6) rotation during water inlet (11), and the water inlet is being opened
(11) power-assisted of screw rod (6) rotation is released to when.
3. a kind of indoor fire hydrant as claimed in claim 2, it is characterised in that: be arranged in the sealing extension sleeve (10)
Cylindrical type torsional spring (101), sealing extension sleeve (10) include can seal against each other the big cylinder (102) of sliding extension and rotation with
Small cylinder (103)；Described torsional spring (101) one end is fixed on big cylinder (102), and the other end is fixed on small cylinder (103), is stopped with storage
Water seat (4) closes the energy of screw rod (6) rotation during water inlet (11), and is released to spiral shell when opening water inlet (11)
The power-assisted of bar (6) rotation.
4. a kind of indoor fire hydrant as claimed in claim 3, it is characterised in that: be hinged with a fixture block on the handwheel (7)
(91)；The fixture block (91) can spin upside down；Screw thread hole seat (5) side wall offers a groove (51)；The fixture block (91)
Being equipped with groove (51) card prevents handwheel (7) rotation.
5. a kind of indoor fire hydrant as described in claim 1, it is characterised in that: screw rod (6) bottom is vertically arranged with slotting
Hole (62), sealing seat (4) the upper surface middle part are vertically arranged with plunger (45)；The plunger (45) and jack (62) inserting,
And locked by screw (63).
6. a kind of indoor fire hydrant as described in claim 1, it is characterised in that: sealing seat (4) lower end is provided with washer
(44), sealing seat (4) bottom is provided with the washer (44) of sealing；The washer (44) is by washer piece (46) and nut
(47) it is fixed on sealing seat (4) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123767.3U CN208641620U (en) | 2018-07-16 | 2018-07-16 | A kind of indoor fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123767.3U CN208641620U (en) | 2018-07-16 | 2018-07-16 | A kind of indoor fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208641620U true CN208641620U (en) | 2019-03-26 |
Family
ID=65784533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821123767.3U Expired - Fee Related CN208641620U (en) | 2018-07-16 | 2018-07-16 | A kind of indoor fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208641620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115715953A (en) * | 2022-10-18 | 2023-02-28 | 郭文贤 | Proportioning device is used in preparation of warm courage soup of coptis |
-
2018
- 2018-07-16 CN CN201821123767.3U patent/CN208641620U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115715953A (en) * | 2022-10-18 | 2023-02-28 | 郭文贤 | Proportioning device is used in preparation of warm courage soup of coptis |
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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: 20190326 |