CN207527044U - A kind of fire hydrant - Google Patents
A kind of fire hydrant Download PDFInfo
- Publication number
- CN207527044U CN207527044U CN201721489015.4U CN201721489015U CN207527044U CN 207527044 U CN207527044 U CN 207527044U CN 201721489015 U CN201721489015 U CN 201721489015U CN 207527044 U CN207527044 U CN 207527044U
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- Prior art keywords
- valve
- valve rod
- protrusion
- mounting hole
- bonnet
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a kind of fire hydrant, belongs to field of mechanical technique.It solves the problems such as existing fire hydrant dismounting is inconvenient.This fire hydrant, including valve body, valve chamber is provided in valve body, valve body lower end is water inlet end, the side of valve body is provided with water outlet, spool is provided in valve chamber, valve rod is connected on spool, spool includes valve seat, the mounting portion of protrusion is provided on the upper surface of valve seat, mounting hole is offered on the upper surface of mounting portion, the lower end of valve rod is inserted into mounting hole, card slot in a ring is provided on the lateral surface of valve rod lower end, clamp spring is fixed in card slot, the lateral surface of the outside portion protrusion valve rod lower end of clamp spring, pressure cap is arranged on valve rod, the lower end of pressure cap is inserted into mounting hole and is threadedly coupled with valve seat, clamp spring is located in mounting hole, the lower face of pressure cap is resisted against on the outside portion of clamp spring.This fire hydrant has many advantages, such as convenient for disassembly and assembly.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of fire hydrant.
Background technology
Fire hydrant is important fire fighting device, also known as fire hydrant, mainly for fire-fighting from municipal water supply pipe network or outdoor fire fighting
Fire extinguishing is implemented in water supply network water intaking, can also be directly connected to water band, hydraulic giant goes out above-water method.
Chinese patent literature data, which discloses, proposes a kind of fire hydrant [application number：201520992399.6；Notification number：
205173505U], including valve body, valve rod and the valve seat for being connected to stem bottom, lower end and the side of valve body are respectively equipped with into water
Pipeline and outlet conduit；Valve seat is located above inlet channel and blocks water inlet；Outlet conduit is connected with outflow cover for water or water pipe connects
Connector, outflow cover for water or water pipe joint outer wall are equipped with annular groove；Outlet conduit is equipped with outside along outlet conduit diameter close to water outlet
Convex tongue；Tongue be equipped with the matched fixing device of annular groove, fixing device is radially movable along outlet conduit, can be by outflow cover for water
Or outlet conduit is fixed in pipe joint.Valve seat is equipped with outer groove and the hole communicated with outer groove with the linkage section inner wall of valve rod
Road；Have on valve rod and the matched inner groovy of outer groove；Outer groove combines to form circular ring path with inner groovy, the diameter of circular ring path
It is equal with the diameter in duct；The bearing ball of several adaptations is installed in circular ring path；Duct is equipped with matched tightening
Screw.
Valve seat and valve rod need being put into circular ring path from duct by bearing ball one one when installing；Valve seat with
Valve rod needs to split to be needed by duct to take out bearing ball one one out of circular ring path during repair again, leads to valve seat
It is inconvenient to be dismounted with valve rod.
Invention content
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of fire hydrant, solution
Technical problem is how to make fire hydrant convenient for disassembly and assembly.
The purpose of this utility model can be realized by following technical proposal：
A kind of fire hydrant including valve body, is provided with valve chamber in the valve body, the valve body lower end is water inlet end, the valve
The side of body is provided with water outlet, and spool is provided in the valve chamber, and valve rod is connected on the spool, and the spool includes valve
Seat is provided with the mounting portion of protrusion on the upper surface of the valve seat, mounting hole is offered on the upper surface of the mounting portion, described
The lower end of valve rod is inserted into mounting hole, which is characterized in that card slot in a ring is provided on the lateral surface of the valve rod lower end,
Clamp spring is fixed in the card slot, the outside portion of the clamp spring protrudes the lateral surface of valve rod lower end, pressure is arranged on the valve rod
Cap, the lower end of the pressure cap are inserted into mounting hole and are threadedly coupled with valve seat, and the clamp spring is located in mounting hole, the pressure cap
Lower face be resisted against on the outside portion of clamp spring.
When valve seat and valve rod are installed, first pressure cap is sleeved on valve rod, then clamp spring is fixed in the card slot of valve rod, then
The lower end of valve rod is inserted into the mounting hole of valve seat, the lower end of pressure cap is then made to be inserted into mounting hole and tightens pressure cap,
Valve seat and valve rod it is easy to assembly.When splitting valve seat and valve rod, pressure cap is back-outed out of mounting hole, then by valve rod out of mounting hole
Extraction, dismounting are very convenient.Connection structure between valve seat and valve rod makes the dismounting of valve seat and valve rod very convenient, makes to disappear
Anti- bolt it is convenient for disassembly and assembly.
In above-mentioned fire hydrant, the shoulder block of protrusion, the clamp spring outside portion are provided on the wall surface of the hole of the mounting hole
Lower face be resisted against on shoulder block, the mounting hole be blind hole, have between the lower face of the valve rod and the bottom surface of mounting hole
Gap.
The setting in shoulder block and gap makes the lower face of valve rod valve rod during installation not connect with the bottom surface of mounting hole
It touches, valve rod can be prevented stuck in mounting hole, valve rod is enable to be disassembled out of mounting hole, make valve rod and valve seat dismounting side
Just.
In above-mentioned fire hydrant, the section of the pressure cap upper end is in regular hexagon, is had on the lateral surface of the mounting portion
There are at least two mounting surfaces being oppositely arranged, the mounting surface is plane.In this way setting when pressure cap being made to tighten and back-out pressure cap and
Valve seat has impetus, makes the convenient for disassembly and assembly of valve seat and valve rod, so as to make the convenient for disassembly and assembly of fire hydrant.
In above-mentioned fire hydrant, opening is provided on the clamp spring.Facilitate in this way and clamp spring is fixed in card slot.
In above-mentioned fire hydrant, the threaded upper ends of the valve body are connected with tubular bonnet, the upper end of the valve rod
It is pierced by across bonnet and from the upper end of bonnet, the valve rod has the medial surface screw thread company of threaded portion, the threaded portion and bonnet
It connects, fixing sleeve is arranged on the valve rod, the fixing sleeve is between threaded portion and pressure cap.
Valve rod is threadedly coupled with valve seat, and rotation valve rod can be realized as the lifting of valve seat.The fixing sleeve of reasonable length is set
It can prevent valve seat from colliding during rising with bonnet, make the spool of fire hydrant in use will not be because of touching
It hits and deforms, spool is made to keep effective, is conducive to the use of fire hydrant.
In above-mentioned fire hydrant, it is provided with bulge loop on the medial surface of the bonnet upper end, the upper end of the valve rod is from upper
Be arranged with down successively against bedding and padding set, gasket and sealing ring, the bedding and padding set, gasket and sealing ring be located in bonnet, institute
Stating sealing ring has elasticity and is resisted against on the upper surface of bulge loop, is arranged with lock nut the upper end of the bonnet outside, the lock nut and
Bonnet is threadedly coupled, and has the convex shoulder of protrusion on the medial surface of the lock nut upper end, and the upper of bonnet is protruded in the upper end of the bedding and padding set
The upper surface that end face and bedding and padding cover is resisted against on convex shoulder.
When lock nut is locked, sealing ring occurs flexible deformation and is tightly attached on valve rod and shoulder block, makes between valve rod and bonnet
Form sealing.Gasket preferably can have sealing ring more in compresses seal, the upper surface of bedding and padding set protrusion bonnet
Decrement, so as to which sealing ring be made to generate more flexible deformations, make the sealing between valve rod and bonnet close, be conducive to fire-fighting
The use of bolt.
In above-mentioned fire hydrant, the spool further includes gasket, and the lower face of the valve seat has the fixation of protrusion
Bar, the gasket are arranged and are fixed in fixed link, have the baffle ring of protrusion, the baffle ring on the medial surface of the water inlet end
Upper surface on have protrusion protrusion in a ring, it is described protrusion and the cavity wall of valve chamber between have annular space, the gasket
Lower face can be resisted against on the upper surface of protrusion and form sealing.When gasket, which is resisted against, forms sealing on bulge loop, disappear
Anti- bolt, which is realized, closes water.The setting of protrusion and annular space can preferably realize sealing.
In above-mentioned fire hydrant, pipe fitting is connected on the water outlet, connecting hook is provided on the pipe fitting.Even
Connecing the setting of hook makes water outlet easy to connect with outlet pipe.
Compared with prior art, the utility model has the following advantages：
Valve rod and valve seat are connected by setting pressure cap and clamp spring, makes valve rod and valve seat convenient for disassembly and assembly, so as to make fire hydrant
It is convenient for disassembly and assembly.Shoulder block in mounting hole is set, and gap is provided between the lower face of valve rod and the bottom surface of mounting hole, it is convenient
The dismounting of valve rod and valve seat.Mounting surface on valve seat is set, makes valve rod and valve seat convenient for disassembly and assembly.On valve rod be located at threaded portion and
Fixing sleeve between pressure cap is set, prevents from colliding between valve seat and bonnet.Lock nut, bedding and padding are set between bonnet and valve rod
Set, gasket and sealing ring improve the sealing effect between bonnet and valve rod.Protrusion on baffle ring is set and forms annular space, makes to disappear
The pass water effect of anti-bolt is good.
Description of the drawings
Fig. 1 is the sectional view of this fire hydrant；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the partial enlarged view at B in Fig. 1；
Fig. 4 is the partial enlarged view at C in Fig. 1；
Fig. 5 is the exploded view of this fire hydrant.
In figure, 1, valve body；1a, valve chamber；1b, water inlet end；1b1, baffle ring；1b2, protrusion；1b3, annular space；1c, water outlet；2、
Valve seat；2a, mounting portion；2a1, mounting surface；2b, mounting hole；2b1, gap；2c, shoulder block；2d, fixed link；3rd, valve rod；3a, card
Slot；3b, threaded portion；4th, clamp spring；5th, pressure cap；6th, bonnet；6a, bulge loop；7th, fixing sleeve；8th, lock nut；8a, convex shoulder；9th, bedding and padding set；
10th, gasket；11st, sealing ring；12nd, gasket；13rd, pipe fitting；13a, connecting hook；14th, handwheel.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one
As Figure 1-Figure 5, a kind of fire hydrant including valve body 1, is provided with valve chamber 1a in valve body 1,1 lower end of valve body be into
Water end (W.E.) 1b, the side of valve body 1 are provided with water outlet 1c, and the threaded upper ends of valve body 1 connect tubular bonnet 6.It is set in valve chamber 1a
Spool is equipped with, valve rod 3 is connected on spool, valve rod 3 passes through bonnet 6, and the upper end of valve rod 3 is pierced by from the upper end of bonnet 6 and and hand
Wheel 14 is fixedly connected.The medial surface of water inlet end 1b is provided with internal thread, is connected with pipe fitting 13 on the 1c of water outlet, on pipe fitting 13
It is provided with connecting hook 13a.
Spool includes valve seat 2 and gasket 12, and the mounting portion 2a, mounting portion 2a of protrusion are provided on the upper surface of valve seat 2
Upper surface on offer mounting hole 2b, mounting hole 2b is blind hole.Card slot in a ring is provided on the lateral surface of 3 lower end of valve rod
Clamp spring 4 is fixed in 3a, card slot 3a, opening is provided on clamp spring 4, the lateral surface of 3 lower end of valve rod is protruded in the outside portion of clamp spring 4,
The lower end of valve rod 3 is inserted into mounting hole 2b and clamp spring 4 is located in mounting hole 2b, the lower face of valve rod 3 and the bottom of mounting hole 2b
There is gap 2b1 between face.Be arranged with pressure cap 5 on valve rod 3, the lower end of pressure cap 5 be inserted into mounting hole 2b and with 2 screw thread of valve seat
Connection, the lower face of pressure cap 5 is resisted against on the outside portion of clamp spring 4.The shoulder block 2c of protrusion is provided on the wall surface of the hole of mounting hole 2b,
The lower face of the outside portion of clamp spring 4 is resisted against on shoulder block 2c.The section of 5 upper end of pressure cap is in regular hexagon, the outside of mounting portion 2a
It is plane to have at least two mounting surface 2a1 being oppositely arranged, mounting surface 2a1 on face.Valve rod 3 has threaded portion 3b, threaded portion
3b is threadedly coupled with the medial surface of bonnet 6, is arranged with fixing sleeve 7 on valve rod 3, fixing sleeve 7 be located at threaded portion 3b and pressure cap 5 it
Between.
6 upper end of bonnet is provided with long neck, is provided with bulge loop 6a on the medial surface of long neck, and the upper end of valve rod 3 is from upper past
Under be arranged with successively against lock nut 8, bedding and padding set 9, gasket 10 and sealing ring 11, bedding and padding set 9, gasket 10 and sealing ring 11 are located at
In long neck and positioned at the top of bulge loop 6a.Sealing ring 11 has elasticity and is resisted against on the upper surface of bulge loop 6a, and lock nut 8 is socketed
It is threadedly coupled in the outside of bonnet 6 and with bonnet 6, there is the convex shoulder 8a of protrusion on the medial surface of 8 upper end of lock nut, bedding and padding set 9
The upper surface that the upper surface of upper end protrusion bonnet 6 and bedding and padding cover 9 is resisted against on convex shoulder 8a.
The lower face of valve seat 2 has the fixed link 2d of protrusion, and gasket 12 is arranged and is fixed on fixed link 2d, gasket
12 upper surface and the lower face of valve seat 2 recline.Lower section on fixed link 2d positioned at gasket 12 is also arranged with metal gasket and spiral shell
Mother, between gasket 12 and nut, nut is threadedly coupled metal gasket with fixed link 2d, the outside portion protrusion nut of metal gasket
Lateral surface.There is the baffle ring 1b1 of protrusion, have protrusion on the upper surface of baffle ring 1b1 is in ring on the medial surface of water inlet end 1b
There is annular space 1b3, the lower face of gasket 12 can be resisted against convex between the raised 1b2 of shape, raised 1b2 and the cavity wall of valve chamber 1a
It rises on 1b2 and forms sealing.When gasket 12, which is resisted against, forms sealing on bulge loop 6a, fire hydrant, which is realized, closes water.
When valve seat 2 and valve rod 3 are installed, first pressure cap 5 is sleeved on valve rod 3, then clamp spring 4 is fixed on to the card of valve rod 3
In slot 3a, then the lower end of valve rod 3 is inserted into the mounting hole 2b of valve seat 2, the lower end of pressure cap 5 is then made to be inserted into mounting hole 2b
Inside tighten pressure cap 5, valve seat 2 and valve rod 3 it is easy to assembly.When splitting valve seat 2 and valve rod 3, by pressure cap 5 out of mounting hole 2b
Back-out, then valve rod 3 is extracted out of mounting hole 2b, dismounting is very convenient.The dismounting of valve seat 2 and valve rod 3 is very convenient, makes
Fire hydrant it is convenient for disassembly and assembly.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of fire hydrant, including valve body (1), be provided with valve chamber (1a) in the valve body (1), valve body (1) lower end be into
Water end (W.E.) (1b), the side of the valve body (1) are provided with water outlet (1c), spool, the spool are provided in the valve chamber (1a)
On be connected with valve rod (3), the spool includes valve seat (2), and the mounting portion of protrusion is provided on the upper surface of the valve seat (2)
(2a) offers mounting hole (2b) on the upper surface of the mounting portion (2a), and the lower end of the valve rod (3) is inserted into mounting hole
In (2b), which is characterized in that card slot (3a) in a ring, the card slot are provided on the lateral surface of valve rod (3) lower end
It is fixed with clamp spring (4) in (3a), the lateral surface of outside portion protrusion valve rod (3) lower end of the clamp spring (4), on the valve rod (3)
Pressure cap (5) is arranged with, the lower end of the pressure cap (5) is inserted into mounting hole (2b) and is threadedly coupled with valve seat (2), the clamp spring
(4) in mounting hole (2b), the lower face of the pressure cap (5) is resisted against on the outside portion of clamp spring (4).
2. fire hydrant according to claim 1, which is characterized in that be provided with protrusion on the wall surface of the hole of the mounting hole (2b)
Shoulder block (2c), the lower face of clamp spring (4) outside portion is resisted against on shoulder block (2c), and the mounting hole (2b) is blind hole, institute
Stating between the lower face of valve rod (3) and the bottom surface of mounting hole (2b) has gap (2b1).
3. fire hydrant according to claim 1, which is characterized in that the section of pressure cap (5) upper end is in regular hexagon, institute
Stating has at least two mounting surfaces being oppositely arranged (2a1) on the lateral surface of mounting portion (2a), the mounting surface (2a1) is flat
Face.
4. fire hydrant according to claim 1, which is characterized in that be provided with opening on the clamp spring (4).
5. according to any fire hydrants of claim 1-4, which is characterized in that the threaded upper ends of the valve body (1) are connected with
Tubular bonnet (6), the upper end of the valve rod (3) pass through bonnet (6) and are pierced by from the upper end of bonnet (6), the valve rod (3)
With threaded portion (3b), the threaded portion (3b) is threadedly coupled with the medial surface of bonnet (6), is arranged on the valve rod (3) solid
Fixed set (7), the fixing sleeve (7) is between threaded portion (3b) and pressure cap (5).
6. according to any fire hydrants of claim 1-4, which is characterized in that set on the medial surface of bonnet (6) upper end
Be equipped with bulge loop (6a), the upper end of the valve rod (3) be arranged with from top to bottom successively against bedding and padding set (9), gasket (10) and close
Seal (11), in bonnet (6), the sealing ring (11) has bullet for the bedding and padding set (9), gasket (10) and sealing ring (11)
Property is simultaneously resisted against on the upper surface of bulge loop (6a), and lock nut (8), the lock nut (8) and valve are arranged with outside the upper end of the bonnet (6)
Cap (6) is threadedly coupled, and has the convex shoulder (8a) of protrusion on the medial surface of lock nut (8) upper end, and the upper end of the bedding and padding set (9) is convex
The upper surface for going out the upper surface of bonnet (6) and bedding and padding set (9) is resisted against on convex shoulder (8a).
7. according to any fire hydrants of claim 1-4, which is characterized in that the spool further includes gasket (12), institute
Stating the lower face of valve seat (2) has the fixed link (2d) of protrusion, and the gasket (12) is arranged and is fixed in fixed link (2d),
On the medial surface of the water inlet end (1b) there is the baffle ring (1b1) of protrusion, there is protrusion on the upper surface of the baffle ring (1b1)
Protrusion (1b2) in a ring has annular space (1b3), the gasket between the protrusion (1b2) and the cavity wall of valve chamber (1a)
(12) lower face can be resisted against on the upper surface of raised (1b2) and form sealing.
8. according to any fire hydrants of claim 1-4, which is characterized in that be connected with pipe fitting on the water outlet (1c)
(13), it is provided with connecting hook (13a) on the pipe fitting (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489015.4U CN207527044U (en) | 2017-11-09 | 2017-11-09 | A kind of fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489015.4U CN207527044U (en) | 2017-11-09 | 2017-11-09 | A kind of fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207527044U true CN207527044U (en) | 2018-06-22 |
Family
ID=62581639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721489015.4U Expired - Fee Related CN207527044U (en) | 2017-11-09 | 2017-11-09 | A kind of fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207527044U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644393A (en) * | 2018-06-28 | 2018-10-12 | 苏州艾尔泰流体控制有限公司 | Fire hydrant |
| CN110841234A (en) * | 2019-10-17 | 2020-02-28 | 杭州海盛海智联科技有限公司 | Intelligent fire hydrant |
| CN111350874A (en) * | 2020-04-08 | 2020-06-30 | 江阴和港机械有限公司 | Method of assembling a hydrant valve stem assembly |
| CN113026868A (en) * | 2021-03-22 | 2021-06-25 | 劲源科技发展有限公司 | Interface installation self-adaptive intelligent fire hydrant and use method thereof |
-
2017
- 2017-11-09 CN CN201721489015.4U patent/CN207527044U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644393A (en) * | 2018-06-28 | 2018-10-12 | 苏州艾尔泰流体控制有限公司 | Fire hydrant |
| CN110841234A (en) * | 2019-10-17 | 2020-02-28 | 杭州海盛海智联科技有限公司 | Intelligent fire hydrant |
| CN111350874A (en) * | 2020-04-08 | 2020-06-30 | 江阴和港机械有限公司 | Method of assembling a hydrant valve stem assembly |
| CN113026868A (en) * | 2021-03-22 | 2021-06-25 | 劲源科技发展有限公司 | Interface installation self-adaptive intelligent fire hydrant and use method thereof |
| CN113026868B (en) * | 2021-03-22 | 2022-06-07 | 劲源科技发展有限公司 | Interface installation self-adaptive intelligent fire hydrant and use method thereof |
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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: 20180622 Termination date: 20201109 |