The present invention is that patent name is:Highstrenghtpiston's fire hydrant chamber, applying date 2017-02-23, application number:
201710098045.0 patent of invention divisional application.
Summary of the invention
The purpose of the present invention is to provide long service life and fire hydrant chambers easy to use.
For achieving the above object, the technical scheme adopted by the invention is that:Fire hydrant chamber, including well body and be located at well
Fire hydrant at the top of body, the lower section of the well body are arranged main water inlet tube, the main water inlet tube by standpipe through well body with disappear
Fire, which tethers, to be connect, and access hole is additionally provided at the top of the well body, well lid is arranged at the access hole.
The connecting tube for being respectively arranged with more on the lateral wall of the well body upper and lower part and being connected to inside well body, it is described
Connecting tube is tilted obliquely and is uniformly distributed in a ring centered on well body, connects and internal screw thread is arranged on inside pipe wall.Every connection
It is correspondingly arranged one at pipe and grabs the thin end of the scroll, the external screw thread matched with internal screw thread is arranged in the outer surface for grabbing the thin end of the scroll.Grab the thin end of the scroll
One end is located inside well body and end setting connection ring, the other end are pierced by outside well body along connecting tube.It further include being located inside well body
And upper support ring and lower support ring that size is matched with well body internal diameter, the upper support ring and lower support ring are bent by reinforcing bar
It constitutes and the size of reinforcing bar is matched with the internal diameter of connection ring, the connection ring for grabbing the thin end of the scroll positioned at well body top is set in upper support
On ring, the connection ring for grabbing the thin end of the scroll positioned at well body lower part is set in lower support ring.
Preferably, vertical outer tube is set on the inner wall of the well body bottom surface, and the recessed composition bolt head in the top surface of well body is received
Receive chamber.The position of the outer tube and bolt head containing cavities is opposite with standpipe, and the standpipe is stored after passing through outer tube from bolt head
The bottom of chamber is pierced by.The standpipe is collectively formed by upper section, middle section and lower section, and the middle section is corrugated flexible hose and middle section entirety position
In in outer tube.Capping, the top on one side and bolt head containing cavities side of the capping is arranged in the top of the bolt head containing cavities
Along hingedly, the another side of capping is pressed against on the edge of the bolt head containing cavities other side.Middle part setting and the standpipe of the capping
The opening that upper section matches, the opening cover the edge far from articulated position by covering to extend to close to articulated position.
Preferably, clamping groove is set in the capping of the opening two sides, and upper section setting and the clamping groove of the standpipe match
The clamping block of conjunction.
Preferably, the length for grabbing the thin end of the scroll is 60-120cm.
Preferably, the tilt angle of the connecting tube is 35-60 °.
It preferably, further include fire hydrant positioning component, the fire hydrant positioning component includes being arranged at bolt head containing cavities bottom
Threaded sleeve on the well body borehole wall in portion, the threaded sleeve extends vertically through inside well body and bolt head containing cavities.The screw thread
The screw rod matched is worn in casing, the lower end of the screw rod is connect with hand cranking handle, and upper end passes through rotary joint and connector
Connection.The bolt head of the connector and fire hydrant is affixed.
Preferably, ladder is set between the upper support ring and lower support ring, the both ends of the ladder respectively with upper support
Ring and the welding of lower support ring.The position of ladder is opposite with well lid.
Preferably, support rod is set between the upper support ring and lower support ring, the both ends of the support rod respectively with it is upper
Support ring and the welding of lower support ring.
Preferably, the bottom of the well body is additionally provided with catch basin, and the inner bottom surface of the well body is in inclined to catch basin
Slope surface.
Preferably, the well body is made of highstrenghtpiston, the highstrenghtpiston by following parts by weight raw material group
At:28 parts of unsaturated polyester resin as made of the polycondensation of M-phthalic acid and propylene glycol are contracted by terephthalic acid (TPA) and propylene glycol
25 parts of unsaturated polyester resin made of poly-, 0.2 part of cobalt naphthenate, 0.5 part of methyl ethyl ketone peroxide, 20 parts of calcium carbonate, polyalcohol
0.3 part, 8 parts of copper powders, 5 parts of silicon oxide powder, 20 parts of carbon fiber.
Beneficial effects of the present invention embody a concentrated reflection of, by connecting tube, upper and lower support ring and grab the special setting of the thin end of the scroll can
Effectively stress is dispersed in the soil around fire hydrant chamber, greatly improves the structural strength of fire hydrant chamber.And it installs
Rapidly, fast, very easy to use.Specifically, in the use of the present invention, excavation pit first, then by well body and the fire that disappears
Bolt is installed in place, and then earthing is compacted, and then will be grabbed the thin end of the scroll again and be screwed out from connecting tube, makes to grab in the thin end of the scroll insertion deep soil.
It compares with traditional fire hydrant chamber, is pierced by from the inside since the present invention grabs the thin end of the scroll, excavated in excavation pit without increasing,
Foundation pit need to only meet the installation of well body, save trouble and labor.It grabs after the thin end of the scroll is installed, successively by upper support ring and lower support ring
Across the connection ring for grabbing ground boom end, the series connection and positioning of each connection ring are realized.Traditional fire hydrant chamber is larger in local stress
When, on the one hand stress transfer to steel ring, steel ring can be supported well body, stress dispersion is on the other hand transferred to well body
On, but stress can only finally be transmitted by well body itself, and the connecting node stress of well body and steel ring still more collects
In, service life is extremely limited.The present invention is compared with traditional fire hydrant chamber, on the one hand stress passes through support ring up and down and grabs ground
Bar is transferred to well body, on the other hand can realize more efficient directly by grabbing the thin end of the scroll for stress transfer into deep soil
Stress dispersion.The structural strength of fire hydrant chamber is greatly improved, service life is greatly improved.Simultaneously as each portion
Part can be independently installed, greatly reduces the difficulty of transport and carrying.
Specific embodiment
The fire hydrant chamber in conjunction with shown in Fig. 1-8, the fire hydrant 2 including well body 1 and positioned at 1 top of well body, the well body 1
Main water inlet tube 3 is arranged in lower section, and the main water inlet tube 3 is connect by the standpipe 4 through well body 1 with fire hydrant 2, the well body 1
Top is additionally provided with access hole, and well lid 5 is arranged at the access hole.It is set respectively on the lateral wall of 1 upper and lower part of well body
The connecting tube 6 for being equipped with more and being connected to inside well body 1, the connecting tube 6 tilt obliquely and centered on well body 1 in a ring
Even distribution, in conjunction with shown in Fig. 1 and 2, the quantity of the connecting tube 6 is 4, naturally it is also possible to be 5,6 etc., in connecting tube 6
Internal screw thread is set on wall.It is correspondingly arranged one at every connecting tube 6 and grabs the thin end of the scroll 7, the outer surface setting for grabbing the thin end of the scroll 7 and interior spiral shell
The external screw thread that line matches is grabbed the thin end of the scroll 7 and is threadedly engaged with connecting tube 6.The one end for grabbing the thin end of the scroll 7 is located at 1 inside of well body and end is set
Connection ring 8 is set, the other end is pierced by outside well body 1 along connecting tube 6.The length for grabbing the thin end of the scroll 7 is selected according to the length of well body 1
It selects, generally between 60-120cm.The tilt angle of the connecting tube 6 exists generally between 35-60 ° in tilt angle
At 45 °, the stress effect for grabbing the horizontal and vertical direction of the thin end of the scroll 7 is the most balanced.The well body 1 is usually by highstrenghtpiston's branch
Support, connecting tube 6 are structure as a whole with well body 1 under normal circumstances, are integrally formed in 1 process segment of well body.And it grabs the thin end of the scroll 7 and usually adopts
The body of rod made of stainless steel material.
The invention also includes the upper support rings 9 and lower support ring that are located at 1 inside of well body and size is matched with 1 internal diameter of well body
10, that is to say, that the internal diameter that the outer diameter of upper support ring 9 and lower support ring 10 is slightly less than well body 1 after installation is complete can be to whole
The circumferential surface of a well body 1 is supported.Under normal circumstances, the upper support ring 9 and lower support ring 10 are made of reinforcing bar bending, this
Sample is convenient for live processing and installation, and certainly, upper support ring 9 and lower support ring 10 are also possible to by the ring of the direct forging molding of mold
Shape is firstly placed in well body 1 before well body 1 is not sealed also.The size of the reinforcing bar of support ring 9 and lower support ring 10 and company in composition
The internal diameter for connecing ring 8 matches, that is to say, that the ring body size of connection ring 8 is suitable with the cross-sectional sizes of reinforcing bar, and reinforcing bar is in the company of passing through
It does not shake substantially after connecing ring 8.The connection ring 8 for grabbing the thin end of the scroll 7 that the present invention is located at 1 top of well body is set in support ring 9,
The connection ring 8 for grabbing the thin end of the scroll 7 positioned at 1 lower part of well body is set in lower support ring 10.Pass through upper support ring 9 and lower support ring 10
The thin end of the scroll 7 will be respectively grabbed to connect.
In the use of the present invention, well body 1 and fire hydrant 2, are then installed in place, then earthing pressure by excavation pit first
It is real, the thin end of the scroll 7 then will be grabbed again and will be screwed out from connecting tube 6, make to grab in the insertion deep soil of the thin end of the scroll 7.With traditional fire hydrant chamber phase
Than being pierced by since the present invention grabs the thin end of the scroll 7, being excavated in excavation pit without increasing from the inside, foundation pit need to only meet well body 1
Installation, save trouble and labor.It grabs after the thin end of the scroll 7 is installed, upper support ring 9 and lower support ring 10 is sequentially passed through and grab the thin end of the scroll 7
The connection ring 8 of end realizes the series connection and positioning of each connection ring 8, prevents from grabbing 7 turn of the thin end of the scroll.Traditional fire hydrant chamber is in part
When stress is larger, on the one hand stress transfer to steel ring, steel ring can be supported well body 1, on the other hand disperse to pass by stress
It is handed in well body 1, but stress itself can only finally be transmitted by well body 1, and the connecting node stress of well body 1 and steel ring
Still it more concentrates, service life is extremely limited.The present invention is compared with traditional fire hydrant chamber, on the one hand stress passes through branch up and down
Pushing out ring 9,10 and grab the thin end of the scroll 7 and be transferred to well body 1, on the other hand can directly by grabbing the thin end of the scroll 7 by stress transfer into deep soil,
Realize more efficient stress dispersion.The structural strength of fire hydrant chamber is greatly improved, service life is greatly mentioned
It rises.Simultaneously as each component can be independently installed, the difficulty of transport and carrying is greatly reduced.
In addition, in order to keep installation site of the invention more flexible, better way is in conjunction with shown in Fig. 1,6,7 and 8
Vertical outer tube 11 is additionally provided on the inner wall of 1 bottom surface of well body of the present invention, outer tube 11, which generallys use, is fixed on well body 1
The vertical seamless steel pipe of bottom surface, the recessed composition bolt head containing cavities 12 in the top surface of well body 1, bolt head containing cavities 12 can receive fire hydrant
In being contained in.The position of the outer tube 11 and bolt head containing cavities 12 is opposite with standpipe 4, after the standpipe 4 passes through outer tube 11
It is pierced by from the bottom of bolt head containing cavities 12, is then connect with fire hydrant 2.The standpipe 4 is by upper section, middle section and the common structure of lower section
At the middle section is corrugated flexible hose and middle section is integrally located in outer tube 11.That is, the feelings that usually fire hydrant 2 does not use
Under condition, standpipe 4 can be moved down together with fire hydrant 2 is whole, be accommodated in fire hydrant 2 in fire hydrant containing cavities 12, in storage, disappear
It is very easy to use in dry type state due to there is no water pump to fetch water inside fiery 2 inside of bolt and standpipe 4.It is used in fire hydrant 2
When integrally fire hydrant 2 and standpipe 4 can be moved up again, make fire hydrant 2 rise, it is very easy to use.The middle section of standpipe 4, that is,
Corrugated flexible hose section is since structure is relatively weak, in order to guarantee that standpipe 4 is ruptured when 2 pressure of fire hydrant is larger, this section of entirety
It is placed in outer tube 11, is reinforced by intensity of the outer tube 11 to corrugated flexible hose, avoid corrugated flexible hose in high pressure conditions
It breaks down, has effectively ensured that high pressure is fetched water.
At the same time, in fire hydrant 2 in use, due to water-filling in standpipe 4, to the upper section of standpipe 4 have one it is upward
Pressure, it is longitudinally fixed to fire hydrant 2 in order to realize, as shown in figure 9, preferably way is also possible that the invention also includes the fire that disappears
Bolt positioning component, the fire hydrant positioning component include the thread bush being arranged on 1 borehole wall of well body of 12 bottom of bolt head containing cavities
Pipe 30, the threaded sleeve 30 extend vertically through 1 inside of well body and bolt head containing cavities 12.Matching is worn in the threaded sleeve 30
The lower end of the screw rod 31 of conjunction, the screw rod 31 is connect with hand cranking handle 32, and upper end is connect by rotary joint 33 with connector 34.
The bolt head of the connector 34 and fire hydrant 2 is affixed, and the specific structure of connector 34 is more, for example, the connector 34 can be with
It is the anchor ear covered outside bolt head, is also possible to directly truncate bar with the one of the welding of bolt head, as shown in figure 9, connector 34 is anchor ear.
Certainly, connector 34 can also be that other play the structure of phase same-action.So, when needing using fire hydrant, work
Personnel shake hand cranking handle in well body 1, and screw rod 32 ejects upwards, on the one hand fire hydrant can be driven to rise, on the other hand
The limitation of position can be carried out to fire hydrant.The problem of avoiding the shaking of the fire hydrant as caused by hydraulic pressure when in use.Similarly,
When not using fire hydrant, hand cranking handle 32 is rotated backward.
As shown in fig. 7, the top setting capping 13 of the bolt head containing cavities 12, one side and the bolt head of the capping 13 are stored
The upper edge of 12 side of chamber is hinged, covers 13 another side and is pressed against on the edge of 12 other side of bolt head containing cavities, seals in Fig. 7
The right edge of lid 13 is hinged with 12 right side upper edge of bolt head containing cavities, and the left margin for covering 13 is pressed in 12 left side of bolt head containing cavities
On upper edge.The opening 14 matched with the upper section of standpipe 4 is arranged in the middle part of the capping 13, and the opening 14 is leaned on by capping 13
13 edges far from articulated position of capping are extended at nearly articulated position.When fire hydrant 2 is located at bolt head 12 inside of containing cavities, close
Upper capping 13 usually just only exposes the opening 14 of wide 20cm or so, can place steel plate in the opening 14 and be covered, certainly
Better way is the hinged cover board again that is open at 14, will 14 closing of opening usually passing through cover board.Using fire hydrant 2
When, capping 13 is first opened, it can normal use after fire hydrant 2 is lifted and fixed.For the ease of the fixation and limit of fire hydrant 2
Position, better way are to combine shown in Fig. 6,7 and 8, and clamping groove 15, the standpipe is arranged in the capping 13 of 14 two sides of the opening
The clamping block 16 that 4 upper section setting is matched with clamping groove 15 when in use first digs capping 13, then mentions fire hydrant 2
It rises, then puts down capping 13, then put down fire hydrant 2, be connected to the clamping block 16 on standpipe 4 just in clamping groove 15, use
It is very convenient.
In order to further increase performance of the invention, better way is also possible that the upper support ring 9 and lower support ring
Ladder 17 is set between 10, and the both ends of the ladder 17 are welded with upper support ring 9 and lower support ring 10 respectively, and ladder 17 is for work
Personnel pass in and out well body 1, while can connect support ring 9 and lower support ring 10, realize the effect of dispersive stress.The position of ladder 17
It sets with well lid 5 relatively, is passed in and out convenient for staff, since well lid 5 is usually located at the middle part of 1 top surface of well body, ladder 17
Top and bottom are generally also provided with certain bending part.Furthermore it is also possible to be set between the upper support ring 9 and lower support ring 10
Support rod 18 is set, the both ends of the support rod 18 are welded with upper support ring 9 and lower support ring 10 respectively.The setting of support rod 18 into
One step improves structural strength of the invention.The bottom of the well body 1 is additionally provided with catch basin 19, the inner bottom surface of the well body 1
In to the inclined slope surface of catch basin 19, after the completion of 2 pressure testing of fire hydrant, extra water can pass through the relief valve on 4 lower section of standpipe
Discharge, avoids 2 inside ponding of standpipe 4 and fire hydrant, and extra water can converge into unified discharge in catch basin 19.
In order to further increase structural strength of the invention, better way is made of the well body 1 by highstrenghtpiston,
The highstrenghtpiston is made of the raw material of following parts by weight:The unsaturation as made of the polycondensation of M-phthalic acid and propylene glycol
28 parts of polyester resin, 25 parts of the unsaturated polyester resin as made of terephthalic acid (TPA) and propylene glycol polycondensation, 0.2 part of cobalt naphthenate,
0.5 part of methyl ethyl ketone peroxide, 20 parts of calcium carbonate, 0.3 part of polyalcohol, 8 parts of copper powders, 5 parts of silicon oxide powder, 20 parts of carbon fiber.
The highstrenghtpiston is processed by the following method:
A. first by unsaturated polyester resin made of the polycondensation as M-phthalic acid and propylene glycol and by terephthalic acid (TPA)
With unsaturated polyester resin made of propylene glycol polycondensation mix constitute hybrid resin, then by cobalt naphthenate, methyl ethyl ketone peroxide,
Calcium carbonate, polyalcohol are added in hybrid resin, are uniformly mixed with blender, are obtained resin paste one;Naturally cool to room temperature;
B. resin paste one after cooling is reheated to paste, copper powders and silicon oxide powder is then mixed, with stirring
Machine is uniformly mixed, and obtains resin paste two;
C. manufactured resin paste two being infiltrated into carbon fiber in kneader, carbon fiber, which is limited within 3min, to be added completely,
Mediate 15~18min allows it to be sufficiently mixed later;It is finally placed 24 hours under room temperature and obtains highstrenghtpiston.
Highstrenghtpiston's performance indicator such as following table is obtained by the above method:
Test item |
Unit |
Testing standard |
Primary test |
Second test |
It tests three times |
Bending strength |
MPa |
ISO178-2001E |
286 |
285 |
287 |
Impact strength |
KJ/m2 |
ISO179-2000E |
168 |
167 |
168 |
Molding shrinkage |
% |
ISO2577-1984E |
0.12 |
0.12 |
0.12 |
As seen from the above table, highstrenghtpiston of the present invention, especially its bending strength and impact strength reach
High standard, greatly better than other plastics on the market.It is highly suitable for the production of highstrenghtpiston's fire hydrant chamber, into one
Step improves the service life of fire hydrant chamber.