CN104815409A - Semi-automatic press testing device used for indoor fire hydrants and press testing method using same - Google Patents
Semi-automatic press testing device used for indoor fire hydrants and press testing method using same Download PDFInfo
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- CN104815409A CN104815409A CN201510261206.4A CN201510261206A CN104815409A CN 104815409 A CN104815409 A CN 104815409A CN 201510261206 A CN201510261206 A CN 201510261206A CN 104815409 A CN104815409 A CN 104815409A
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- pressure
- indoor hydrant
- pressure testing
- indoor
- hydrant
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
Abstract
The invention relates to a semi-automatic press testing device used for indoor fire hydrants and a press testing method using the same. The press testing device comprises a rack, a fixing mechanism and a press testing mechanism, wherein the fixing mechanism and the press testing mechanism are assembled on the rack; the fixing mechanism comprises a base, an upper pressure head, a side plate and a first power device; the press testing mechanism comprises a press testing waterway system, a press testing head and a second power device; a water outlet of an indoor fire hydrant is covered by the upper pressure head; a water inlet end of the indoor fire hydrant is pressed between the side plate and the press testing head; a water inlet of the indoor fire hydrant is covered by the press testing head; the press testing waterway system is communicated with the water inlet of the indoor fire hydrant. The press testing method is characterized by putting and fixing the indoor fire hydrant according to a specific mode and carrying out primary press testing and secondary press testing on the indoor fire hydrant by using a press testing waterway system on the premise of not removing the indoor fire hydrant. The press testing device has a simple and easily used structure, long service life and little maintenance work, is lower in production cost, occupies small space and can achieve the effects of effectively reducing the workloads of workers and effectively improving the press testing efficiency.
Description
Technical field
The present invention relates to a kind of pressure testing device for fire hydrant, refer to a kind of semi-automatic pressure testing machine for indoor hydrant and pressure-measuring method thereof especially.
Background technology
Indoor hydrant is the abbreviation of indoor fire hydrant, indoor fire hydrant is that pipe network in house is to delivery of water, be with valvular interface, be the indoor fixed fire protection system such as factory, warehouse, skyscraper, public building and boats and ships, usually be arranged in fire hydrant box, support the use with the equipment such as fire hose and hydraulic giant.After obtaining finished product indoor hydrant, need to test the key self structure intensity of indoor hydrant and the sealing effectiveness of flap, the pressure testing machine that adopts is tested it more at present.
The testing procedure of pressure testing machine to indoor hydrant conventional mostly at present is: closed by the flap of indoor hydrant, it is made to be in the state of shutoff, the water inlet end of indoor hydrant is transferred to the pressure testing port of pressure testing machine, then carry out port to fix, hydraulic pressure is made to reach setting numerical value to the water inlet end water filling of indoor hydrant again, pressurize certain hour is to test the structural strength of indoor hydrant, then pressure release unload indoor hydrant, rotate again indoor hydrant its water side is engaged with the pressure testing port of pressure testing machine, fixing, then water filling pressurize certain hour are to test the sealing of flap.As can be seen here, the work such as existing pressure testing machine needs to carry out for twice the docking of indoor hydrant and pressure testing port, fixes, pressure testing, dismounting, cause the work pressure test amount of indoor hydrant greatly, efficiency is very low.
In addition, application number be 201420440715.4 Chinese invention patent disclose a kind of indoor hydrant and automatically control pressure testing machine, when this pressure testing machine carries out pressure testing operation to an indoor hydrant, need two circuits systems, be namely connected with the water inlet end of indoor hydrant and water side respectively two overlap pressure testing system (pressure testing system that first, second pressure text head configures respectively).Volume due to indoor hydrant is not very large, and its space required for pressure testing region does not obviously need very large yet, and two cover pressure measuring systems or in this zonule complex distributions, or need larger assembly space, and the cost of manufacture of this pressure testing machine is inevitable higher.
Summary of the invention
The invention provides a kind of semi-automatic pressure testing machine for indoor hydrant and pressure-measuring method thereof, with overcome existing pressure testing machine exist pressure testing operation numerous and diverse, pressure testing efficiency is low, pressure testing machine complex structure and other problems.
The present invention adopts following technical scheme:
For the semi-automatic pressure testing machine of indoor hydrant, comprise frame and the fixed mechanism that is assemblied in frame and pressure testing mechanism.This fixed mechanism comprises base, seaming chuck, side plate and the first power set, and these first power set move linearly for driving seaming chuck.This pressure testing mechanism comprises pressure testing water circuit system, pressure text head and the second power set, and the second power set move linearly for driving pressure text head; Indoor hydrant is placed between this base and this seaming chuck, and the delivery port of seaming chuck capping indoor hydrant, indoor hydrant water inlet end clamps between this side plate and this pressure text head, the water inlet of this pressure text head capping indoor hydrant, this pressure text head is provided with the connecting hole be communicated with this pressure testing water circuit system, and this connecting hole is communicated with indoor hydrant water inlet.
Further:
Above-mentioned base is configured with adjusting bolt, and indoor hydrant clamps between the top of this adjusting bolt and above-mentioned seaming chuck.
Above-mentioned side plate is provided with the hexagonal through hole matched with indoor hydrant water inlet end outer wall.
Above-mentioned side plate is fixed in above-mentioned frame by bolt lock.
Above-mentioned first power set comprise the first hydraulic jack, connecting frame and connecting rod, first hydraulic jack is fixedly assemblied in immediately below above-mentioned base, the center bottom of connecting frame is fixedly connected with the first hydraulic jack cylinder bar outer end, connecting frame top middle portion is provided with spherical projection, the top of this connecting rod and this spherical projection are socketed, and the bottom of this connecting rod is fixedly connected with above-mentioned seaming chuck end face.
Above-mentioned second power set are the second hydraulic jack, and the cylinder bar outer end of the second hydraulic jack is fixedly connected with above-mentioned pressure text head lateral wall.
Also comprise computer controller, computer controller is for controlling above-mentioned fixed mechanism and the action according to the order of sequence of above-mentioned pressure testing mechanism.
Above-mentioned pressure testing water circuit system is configured with hydraulic pressure detection head, and this hydraulic pressure detection head is used for the hydraulic pressure detecting pressure testing water circuit system in real time, and by hydraulic pressure data feedback to this computer controller.
Also comprise alarm, this alarm is used for reporting to the police when above-mentioned computer controller receives abnormal hydraulic pressure data in pressure measurement process.
Use the pressure-measuring method of the above-mentioned semi-automatic pressure testing machine for indoor hydrant, it comprises the following step of carrying out successively:
A. fix: indoor hydrant is positioned between above-mentioned base and seaming chuck, and make indoor hydrant water inlet end between above-mentioned side plate and pressure text head, and indoor hydrant delivery port is positioned at immediately below seaming chuck; Second power set action makes pressure text head move and then capping compress indoor hydrant water inlet; First power set action makes seaming chuck move and then capping compress indoor hydrant delivery port;
B. a pressure testing: screw indoor hydrant and make flap be in off state, pressure testing water circuit system supplies water, and water enters indoor hydrant water inlet by pressure text head, keeps the hydraulic pressure certain hour of setting value; If period, flap leaked, then stop work pressure test; If without leaking, then carry out secondary pressure testing;
C. two pressure testings: turn flap makes indoor hydrant be in opening state, pressure testing water circuit system continues to supply water, and keeps the hydraulic pressure certain hour of setting value; If period, indoor hydrant leaked, then stop work pressure test; If without leaking, then increase hydraulic pressure and keep the hydraulic pressure certain hour of setting value, if period indoor hydrant deform or ftracture or seep water, then stop work pressure test; If without significant change, then indoor hydrant pressure testing is qualified.
From the above-mentioned description to structure of the present invention, compared to the prior art, tool of the present invention has the following advantages: pressure testing machine structure of the present invention is simple, easy-to-use, a pressure testing unit only needs a supply channel, and the structural configuration of each mechanism of pressure testing machine is compact and reasonable, has both made pressure testing machine long service life, maintenance work is few, also make the production cost of pressure testing machine lower, and it is little to take up room, is conducive to the Appropriate application in space, workshop; In addition, whole pressure testing process, when staff only needs indoor hydrant to complete by specific mode placement, a pressure testing, turn indoor hydrant handwheel makes its work being in opening state and taking off indoor hydrant, other action is completed automatically by indoor set, and the Qualification of automatic judgment indoor hydrant, effectively reduce the workload of staff, staff can take into account the operation of multiple pressure testing unit simultaneously, effectively improves the pressure testing efficiency of indoor hydrant; In addition, requirement is put in the position that the connected mode of connecting frame and connecting rod reduces indoor hydrant, can either ensure the sealing of seaming chuck and indoor hydrant delivery port, also can reduce further the amount of labour of staff, improves pressure testing efficiency.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of pressure testing machine of the present invention.
Fig. 2 is the section structure schematic diagram at pressure testing machine of the present invention A-A place in FIG.
Fig. 3 is the plan structure schematic diagram of pressure testing machine of the present invention.
Fig. 4 is multiple stage pressure testing machine of the present invention and the main TV structure schematic diagram of used time.
Detailed description of the invention
With reference to the accompanying drawings the specific embodiment of the present invention is described.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, for the semi-automatic pressure testing machine of indoor hydrant, comprise frame 1 and be assemblied in fixed mechanism 2 in frame 1, pressure testing mechanism 3, computer controller and alarm, computer controller is for controlling above-mentioned fixed mechanism 2 and the action according to the order of sequence of above-mentioned pressure testing mechanism 3, and this alarm is used for reporting to the police when above-mentioned computer controller receives abnormal hydraulic pressure data in pressure measurement process.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, above-mentioned fixed mechanism 2 comprises base 21, seaming chuck 22, side plate 23 and the first power set 24.Base 21 is by bolt locking with in frame 1, and this base 21 is configured with adjusting bolt 211, and indoor hydrant 4 clamps between the top of this adjusting bolt 211 and above-mentioned seaming chuck 22.This side plate 23 is provided with the hexagonal through hole 230 matched with indoor hydrant 4 water inlet end 41 outer wall, and side plate 23 is fixed in above-mentioned frame 1 by bolt lock.Above-mentioned first power set 24 move linearly for driving seaming chuck 22, these first power set 24 comprise the first hydraulic jack 241, connecting frame 242 and connecting rod 243, first hydraulic jack 241 is fixedly assemblied in immediately below above-mentioned base 21, such vibrational power flow is conducive to Appropriate application space, makes pressure testing machine unlikely too high.The center bottom of connecting frame 242 is fixedly connected with the first hydraulic jack 241 cylinder bar outer end, connecting frame 242 top middle portion is provided with spherical projection 244, top and this spherical projection 244 of this connecting rod 243 are socketed, and the bottom of this connecting rod 243 is fixedly connected with above-mentioned seaming chuck 22 end face; The connected mode of spherical projection 244 and connecting rod 243, the position being conducive to manually placing indoor hydrant 4 be not very standard time seaming chuck 22 self adaptation can aim at and seal the delivery port 43 covering indoor hydrant 4.In addition, continue with reference to Fig. 2, seaming chuck 22 also configures automatic drain valve 221, automatic drain valve 221 is in opening state automatically when low pressure, when secondary pressure testing for discharging the air in indoor hydrant cavity, when pressure reaches certain numerical value, automatic drain valve 221 is closed automatically.And when pressure testing machine is used for carrying out pressure measurement to the indoor hydrant 4 of different model, only need to change adjusting bolt 211 to the respective heights on the side plate 23 of corresponding model and adjusting base 21.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, above-mentioned pressure testing mechanism 3 comprises pressure testing water circuit system, pressure text head 32 and the second hydraulic jack 33, indoor hydrant 4 is placed between this base 21 and this seaming chuck 22, and the delivery port 43 of seaming chuck 22 capping indoor hydrant 4, indoor hydrant 4 water inlet end 41 clamps between this side plate 23 and this pressure text head 32, the water inlet 42 of this pressure text head 32 capping indoor hydrant 4, this pressure text head 32 is provided with the connecting hole 320 be communicated with this pressure testing water circuit system, and this connecting hole 320 is communicated with indoor hydrant 4 water inlet 42.This pressure text head is also configured with three-way connection 321, and a joint of three-way connection 321 is communicated with this connecting hole 320, and another joint is used for pressure testing water circuit system and is communicated with, and last joint can configure a valve, can serve as pressure release passage or inlet channel.This second hydraulic jack 33 moves linearly for driving pressure text head 32, and the cylinder bar outer end of the second hydraulic jack 33 is fixedly connected with above-mentioned pressure text head 32 lateral wall.Above-mentioned pressure testing water circuit system is configured with hydraulic pressure detection head, and this hydraulic pressure detection head is used for the hydraulic pressure detecting pressure testing water circuit system in real time, and by hydraulic pressure data feedback to this computer controller.In addition, above-mentioned cylinder system also can use pneumatic cylinder or motor to drive the modes such as screw mandrel to substitute, to realize the linear movement of seaming chuck 22 and pressure text head 32.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, use the pressure-measuring method of the above-mentioned semi-automatic pressure testing machine for indoor hydrant, it comprises the following step of carrying out successively:
A. fix: between indoor hydrant 4 being positioned over bottom adjusting bolt 211 top of above-mentioned base 21 and seaming chuck 22, and make indoor hydrant 4 water inlet end 41 through the hexagonal through hole 230 on side plate 23, then indoor hydrant 4 certain angle is rotated, indoor hydrant 4 water inlet end 41 can not be exited by this hexagonal through hole 230, and make indoor hydrant 4 delivery port 43 be positioned at immediately below seaming chuck 22; Then, under the control of computer controller, the second hydraulic jack 33 action makes pressure text head 32 move and then capping indoor hydrant 4 water inlet 42, and compresses the water inlet end 41 of indoor hydrant 4; First power set 24 action makes seaming chuck 22 move and then capping compress indoor hydrant 4 delivery port 43;
B. a pressure testing: screw indoor hydrant 4 and make flap 44 be in off state, pressure testing water circuit system supplies water, and water enters indoor hydrant 4 water inlet 42 by pressure text head 32, keeps 1.6MPa hydraulic pressure 2 minutes; If period, hydraulic pressure detection head detected that hydraulic pressure changes, then represent that flap 44 leaks, alarm sends warning, can stop work pressure test; If hydraulic pressure detection head detects hydraulic pressure numerical stability, then represent that flap 44 is without leaking, can carry out secondary pressure testing, alarm equipment alarm indicates a pressure testing qualified;
C. two pressure testings: turn flap 44 makes indoor hydrant 4 be in opening state, pressure testing water circuit system continues to supply water, and keeps 1.6MPa hydraulic pressure 2 minutes; If the flap 44 of indoor hydrant 4 was installed port and leaked period, alarm sends warning, then stop work pressure test; If without leaking, then increase hydraulic pressure keep 2.4MPa hydraulic pressure 2 minutes, if period indoor hydrant 4 deform or ftracture or seep water or hydraulic pressure detection head detects that hydraulic pressure changes, then represent that the structural strength of indoor hydrant 4 is not enough, alarm sends warning, can stop work pressure test; If without significant change, then 4 two pressure testings of alarm equipment alarm instruction indoor hydrant are qualified.
Above are only the specific embodiment of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (10)
1. for the semi-automatic pressure testing machine of indoor hydrant, the fixed mechanism comprising frame and be assemblied in frame and pressure testing mechanism, it is characterized in that: described fixed mechanism comprises base, seaming chuck, side plate and the first power set, these first power set move linearly for driving seaming chuck; Described pressure testing mechanism comprises pressure testing water circuit system, pressure text head and the second power set, and the second power set move linearly for driving pressure text head; Indoor hydrant is placed between this base and this seaming chuck, and the delivery port of seaming chuck capping indoor hydrant, indoor hydrant water inlet end clamps between this side plate and this pressure text head, the water inlet of this pressure text head capping indoor hydrant, this pressure text head is provided with the connecting hole be communicated with this pressure testing water circuit system, and this connecting hole is communicated with indoor hydrant water inlet.
2., as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described base is configured with adjusting bolt, indoor hydrant clamps between the top of this adjusting bolt and described seaming chuck.
3., as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described side plate is provided with the hexagonal through hole matched with indoor hydrant water inlet end outer wall.
4., as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described side plate is fixed in described frame by bolt lock.
5. as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described first power set comprise the first hydraulic jack, connecting frame and connecting rod, first hydraulic jack is fixedly assemblied in immediately below described base, the center bottom of connecting frame is fixedly connected with the first hydraulic jack cylinder bar outer end, connecting frame top middle portion is provided with spherical projection, the top of this connecting rod and this spherical projection are socketed, and the bottom of this connecting rod is fixedly connected with described seaming chuck end face.
6., as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described second power set are the second hydraulic jack, the cylinder bar outer end of the second hydraulic jack is fixedly connected with described pressure text head lateral wall.
7., as claimed in claim 1 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: also comprise computer controller, computer controller is for controlling described fixed mechanism and the action according to the order of sequence of described pressure testing mechanism.
8. as claimed in claim 7 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: described pressure testing water circuit system is configured with hydraulic pressure detection head, this hydraulic pressure detection head is used for the hydraulic pressure detecting pressure testing water circuit system in real time, and by hydraulic pressure data feedback to this computer controller.
9. as claimed in claim 8 for the semi-automatic pressure testing machine of indoor hydrant, it is characterized in that: also comprise alarm, this alarm is used for reporting to the police when described computer controller receives abnormal hydraulic pressure data in pressure measurement process.
10. use the pressure-measuring method of the arbitrary described semi-automatic pressure testing machine for indoor hydrant of claim 1 to 9, it is characterized in that, comprise the following step of carrying out successively:
A. fix: indoor hydrant is positioned between described base and seaming chuck, and make indoor hydrant water inlet end between described side plate and pressure text head, and indoor hydrant delivery port is positioned at immediately below seaming chuck; Second power set action makes pressure text head move and then capping compress indoor hydrant water inlet; First power set action makes seaming chuck move and then capping compress indoor hydrant delivery port;
B. a pressure testing: screw indoor hydrant and make flap be in off state, pressure testing water circuit system supplies water, and water enters indoor hydrant water inlet by pressure text head, keeps the hydraulic pressure certain hour of setting value; If period, flap leaked, then stop work pressure test; If without leaking, then carry out secondary pressure testing;
C. two pressure testings: turn flap makes indoor hydrant be in opening state, pressure testing water circuit system continues to supply water, and keeps the hydraulic pressure certain hour of setting value; If period, indoor hydrant leaked, then stop work pressure test; If without leaking, then increase hydraulic pressure and keep the hydraulic pressure certain hour of setting value, if period indoor hydrant deform or ftracture or seep water, then stop work pressure test; If without significant change, then indoor hydrant pressure testing is qualified.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510261206.4A CN104815409B (en) | 2015-05-21 | 2015-05-21 | Semi-automatic pressure testing machine and its pressure-measuring method for indoor hydrant |
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| CN201510261206.4A CN104815409B (en) | 2015-05-21 | 2015-05-21 | Semi-automatic pressure testing machine and its pressure-measuring method for indoor hydrant |
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| CN104815409A true CN104815409A (en) | 2015-08-05 |
| CN104815409B CN104815409B (en) | 2017-07-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581918A (en) * | 2017-02-20 | 2017-04-26 | 国泰消防科技股份有限公司 | Water leakage detection device for fire hydrant |
| CN109630679A (en) * | 2018-12-07 | 2019-04-16 | 首都航天机械有限公司 | A kind of multifunctional combination sealing clamp |
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| CN202052253U (en) * | 2011-04-19 | 2011-11-30 | 张洪涛 | Fire hydrant pressure detector |
| CN202126341U (en) * | 2011-06-10 | 2012-01-25 | 江山市江郎峰消防设备有限公司 | Pressure test device |
| JP2014016359A (en) * | 2013-09-18 | 2014-01-30 | Hochiki Corp | Fire hydrant hose testing device |
| CN203989651U (en) * | 2014-08-06 | 2014-12-10 | 天广消防股份有限公司 | A kind of indoor hydrant is controlled pressure testing machine automatically |
| CN204637403U (en) * | 2015-05-21 | 2015-09-16 | 福建省三鲸消防器材有限公司 | For the semi-automatic pressure testing machine of indoor hydrant |
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2015
- 2015-05-21 CN CN201510261206.4A patent/CN104815409B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202052253U (en) * | 2011-04-19 | 2011-11-30 | 张洪涛 | Fire hydrant pressure detector |
| CN202126341U (en) * | 2011-06-10 | 2012-01-25 | 江山市江郎峰消防设备有限公司 | Pressure test device |
| JP2014016359A (en) * | 2013-09-18 | 2014-01-30 | Hochiki Corp | Fire hydrant hose testing device |
| CN203989651U (en) * | 2014-08-06 | 2014-12-10 | 天广消防股份有限公司 | A kind of indoor hydrant is controlled pressure testing machine automatically |
| CN204637403U (en) * | 2015-05-21 | 2015-09-16 | 福建省三鲸消防器材有限公司 | For the semi-automatic pressure testing machine of indoor hydrant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581918A (en) * | 2017-02-20 | 2017-04-26 | 国泰消防科技股份有限公司 | Water leakage detection device for fire hydrant |
| CN109630679A (en) * | 2018-12-07 | 2019-04-16 | 首都航天机械有限公司 | A kind of multifunctional combination sealing clamp |
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| Publication number | Publication date |
|---|---|
| CN104815409B (en) | 2017-07-25 |
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Effective date of registration: 20180509 Address after: 362000 Maoming Road, Fu Mao Industrial Park, Nanan Economic Development Zone, Quanzhou, Fujian Patentee after: Fujian whale Fire Control Co., Ltd. Address before: 362300 Maoming Road, Fu Mao Industrial Park, Nanan Economic Development Zone, Quanzhou, Fujian, China Patentee before: FUJIAN SANJING FIRE-FIGHTING EQUIPMENT CO., LTD. |