CN207168910U - A kind of fire hydrant pressure measurement connector - Google Patents
A kind of fire hydrant pressure measurement connector Download PDFInfo
- Publication number
- CN207168910U CN207168910U CN201721140709.7U CN201721140709U CN207168910U CN 207168910 U CN207168910 U CN 207168910U CN 201721140709 U CN201721140709 U CN 201721140709U CN 207168910 U CN207168910 U CN 207168910U
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- Prior art keywords
- pressure
- piston plate
- measuring pipe
- plate
- push rod
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Abstract
The utility model discloses a kind of fire hydrant pressure measurement connector, including pressure-measuring pipe, pressure gauge is installed on pressure-measuring pipe, pressure-measuring pipe is fixed with the pressure-measuring head for connecting pressure-measuring pipe and fire hydrant close to fire hydrant one end, pressure-measuring pipe is provided with installing plate and runner away from pressure-measuring head one end, slided in pressure-measuring pipe and be embedded with piston plate and the push rod for promoting piston plate to move, push rod passes installing plate and runner away from piston plate one end.Piston plate is pushed at pressure-measuring head by push rod, so as to reduce the air content between piston plate and pressure-measuring head, and during being moved under rotating wheel makes pressure effect of the piston plate in water under high pressure towards remote pressure-measuring head direction, so that entering in the water under high pressure between piston plate and pressure-measuring head, the air adulterated is less, so as to beneficial to the static pressure force value for measuring more accurate water under high pressure.
Description
Technical field
It the utility model is related to fire-fighting equipment field, and in particular to a kind of fire hydrant pressure measurement connector.
Background technology
Fire hydrant needs periodic measurement to spray hydraulic pressure, when injection hydraulic pressure does not reach setting, can not export more strength
Current, its fire-fighting ability is reduced, when carrying out hydraulic pressure test, it is necessary to use fire hydrant pressure measurement connector.
Such as the Chinese patent that Authorization Notice No. is CN204840763U, a kind of fire water pipeline pressure measurement water of the patent disclosure
Pipette tips, including water gun nozzle, the water pressure gauge on water gun nozzle, water pressure gauge has linkage section, and the linkage section is threaded in
On water gun nozzle.
Existing fire hydrant pressure sensing instruments mainly increase pressure gauge on the basis of the hydraulic giant of tributary, so have one
Individual problem, the air exactly tested in hydraulic giant can not be vented, and the pressure for causing to measure not is pure hydrostatic pressure.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of fire hydrant pressure measurement connector,
The air adulterated in water under high pressure to be measured is reduced, so as to beneficial to the static pressure force value for measuring more accurate water under high pressure.
To achieve the above object, the utility model provides following technical scheme：A kind of fire hydrant pressure measurement connector, including
Pressure-measuring pipe, pressure-measuring pipe one end are fixed with the pressure-measuring head for connecting pressure-measuring pipe and fire hydrant, and the pressure-measuring pipe other end is provided with installation
Plate, the pressure gauge for measuring pressure-measuring pipe inside water pressure is installed on the tube wall of pressure-measuring pipe；Slide and be embedded with the pressure-measuring pipe
One piece can be connected to pressure measurement inside pipe wall along the piston plate and piston plate edge that pressure-measuring pipe axis moves back and forth；The side of piston plate side
A piece push rod with pressure-measuring pipe coaxial line is installed on wall；A mounting hole with pressure-measuring pipe coaxial line is provided with installing plate, is pushed away
Bar outwards passes mounting hole away from piston plate one end；Installing plate is fixed with position-limited rack in the side wall away from pressure-measuring pipe side, spacing
Gap is folded with the runner and push rod of one and pressure-measuring pipe coaxial line outwards to pass mounting hole one end outside between frame and installing plate
Runner and position-limited rack are sequentially passed through, runner is threadedly coupled with push rod；A gag lever post and spacing rod axis are fixed with mounting hole
Perpendicular to mounting hole axis, a stopper slot for running through push rod perisporium is axially provided with push rod along push rod, stopper slot, which runs through, to be pushed away
Termination of the bar away from piston plate one end, gag lever post are located in stopper slot and circumferentially rotated for limiting push rod.
By using above-mentioned technical proposal, first rotating wheel makes push rod that piston plate is pushed at pressure-measuring head, so as to reduce
The amount of air between piston plate and pressure-measuring head；Pressure-measuring head is arranged on fire hydrant again, and opens the valve of fire hydrant, makes height
Pressure water has the pressure towards installing plate direction to piston plate.Then rotating wheel makes push rod be transported towards away from piston plate direction
It is dynamic, water under high pressure pressure and push rod support force double action under, piston plate moves towards away from pressure-measuring head direction, passes through
Piston plate is slowly moved to reduce instantaneous impact of the water under high pressure to pressure gauge, so as to reduce the probability of pressure gauge damage.Simultaneously
Also it is less to make to enter in the water under high pressure between piston plate and pressure-measuring head the air adulterated, so as to more accurate beneficial to measuring
The static pressure force value of water under high pressure.
It is of the present utility model to be further arranged to：The installing plate screw thread is set on pressure-measuring pipe outer wall.
By using above-mentioned technical proposal, the dismounting of plate is easily installed, so that the installation of the part such as push rod is more convenient
With it is easy.
It is of the present utility model to be further arranged to：A position-limiting drum with pressure-measuring pipe coaxial line is provided with the pressure-measuring pipe,
Position-limiting drum periphery wall is fixed and is fitted on pressure measurement inside pipe wall, and position-limiting drum is located between installing plate and pressure gauge, and position-limiting drum is remote
Installing plate one end is arranged at intervals with pressure gauge.
By using above-mentioned technical proposal, a position-limiting action is played in the motion to piston plate, can be completed pair in pressure gauge
The measure of hydrostatic pressing is under the premise of this so that piston plate is unlikely to excessively away from pressure-measuring head, so as to reduce piston plate as far as possible with surveying
Space size between pressure head, then the useless acting of operating personnel was both saved, and reduced the water needed for measurement again.
It is of the present utility model to be further arranged to：The push rod is fixed with one piece close to piston plate one end and can slided embedded in limit
Support plate in the cylinder of position, the side wall of support plate one are connected in piston plate side wall, are provided with and are used for piston along axis on piston plate
The relief hole that the water of plate side is drained into position-limiting drum, support plate are used to open and close relief hole；Push rod includes the screw thread away from support plate
Section and the smooth section close to support plate；When support plate will be disengaged from piston plate, the thread segment with rotatable wheel contacts will be with runner
Depart from.
By using above-mentioned technical proposal, when completing the pressure measurement to the water under high pressure in pressure-measuring pipe, fire hydrant is first closed
Valve, pressure release processing must be carried out to this partial high pressure water again afterwards, behaviour may be hurt when no person pulls down the device
Make personnel.And the device is in specific operation process, first rotating wheel simultaneously makes the thread segment on push rod depart from the spacing of runner, then
In the presence of hydraulic pressure, support plate will be moved quickly towards away from piston plate direction, and the high pressure after pressure measurement is completed in pressure-measuring pipe
Water will be also entered in position-limiting drum by relief hole, so as to play a part of dilatation pressure release to this partial high pressure water.
It is of the present utility model to be further arranged to：The support plate is fixed with sealing gasket in the side wall of piston plate side
Circle, when support plate contacts with piston plate, seal washer is used to reduce the water flowing in position-limiting drum out of relief hole.
By using above-mentioned technical proposal, when support plate and piston plate abutting, reduce water under high pressure and revealed out of relief hole
To piston plate close to installing plate side.
It is of the present utility model to be further arranged to：The position-limiting drum is fixed with for subtracting close to the end of piston plate one end
Cushion pad of the light work seben to position-limiting drum port impulsive force.
By using above-mentioned technical proposal, for mitigating piston plate to position-limiting drum port impulsive force, extend piston plate and limit
The service life of position cylinder.
It is of the present utility model to be further arranged to：The installing plate is fixed with elastic component in the side wall of piston plate side
And elastic component, in position-limiting drum, when support plate departs from piston plate and continues towards away from the motion of piston plate direction, elastic component is used
Instantaneous impact in reduction support plate to installing plate.
By using above-mentioned technical proposal, when carrying out dilatation decompression to having completed the water under high pressure after pressure measurement, due to branch
Board moves speed per hour often than very fast, and elastic component can be reduced in the quick motion process of support plate to the temporary impact of installing plate
Power, so as to extend the service life of support plate and installing plate.
It is of the present utility model to be further arranged to：Tapping pipe is communicated with the pressure-measuring pipe, and is provided with and opens on tapping pipe
Close the drain valve of tapping pipe；Tapping pipe and pressure measurement tube connection ports are between pressure-measuring head and position-limiting drum.
By using above-mentioned technical proposal, if directly removed to pressure-measuring pipe, the water in pressure-measuring pipe is likely to splash
Wet practice personnel, and can preferably complete to release this part water by tapping pipe and drain valve, during reduction is released
Water makees the harmful effect of personnel to wiping.
The utility model has advantages below：
1st, the air content adulterated in water under high pressure is reduced, so as to beneficial to the static pressure for measuring more accurate water under high pressure
Value；
2nd, after completing pressure measurement, can be coordinated by the keying of support plate and relief hole, the water under high pressure to having completed pressure measurement
Play a part of dilatation pressure release, so as to reduce dismantle the device during water under high pressure injured to caused by operating personnel.
Brief description of the drawings
Fig. 1 is the present embodiment structural representation；
Fig. 2 is section components exploded perspective view in the present embodiment, to show each part around push rod and installing plate
Structure；
Fig. 3 is the present embodiment diagrammatic cross-section.
Reference：1st, pressure-measuring pipe；11st, pressure-measuring head；111st, sealing ring；12nd, pressure gauge；13rd, tapping pipe；131st, sluice
Valve；2nd, piston plate；21st, relief hole；3rd, position-limiting drum；31st, cushion pad；4th, support plate；41st, seal washer；5th, push rod；51st, screw thread
Section；52nd, smooth section；53rd, stopper slot；6th, installing plate；61st, position-limited rack；62nd, elastic component；63rd, gag lever post；64th, mounting hole；7th, turn
Wheel.
Embodiment
The utility model is described further referring to the drawings.
A kind of fire hydrant pressure measurement connector, with reference to figure 1, including pressure-measuring pipe 1, the one end of pressure-measuring pipe 1 is fixed with pressure-measuring head 11, surveys
Pressure head 11 is used to be arranged on fire hydrant.
With reference to figure 3, sealing ring 111 is installed on pressure-measuring head 11.Pressure gauge 12, pressure are installed on the tube wall of pressure-measuring pipe 1
Table 12 is used for the hydrostatic pressure for detecting the water under high pressure in pressure-measuring pipe 1.Tapping pipe 13 is also equipped with the periphery wall of pressure-measuring pipe 1, is sluiced
Pipe 13 is connected with the inside of pressure-measuring pipe 1, and the drain valve 131 for opening and closing tapping pipe 13 is provided with tapping pipe 13.
With reference to figure 3, pressure-measuring pipe 1 is arranged with installing plate 6 away from the threaded one end of pressure-measuring head 11, and a limit is provided with pressure-measuring pipe 1
Position cylinder 3, the outer wall of position-limiting drum 3 are fixed and are fitted on the inwall of pressure-measuring pipe 1.The one end of position-limiting drum 3 is connected in the side wall of installing plate 6, another
End is arranged at intervals with pressure gauge 12, and position-limiting drum 3 is between pressure gauge 12 and installing plate 6.Position-limiting drum 3 is close to pressure gauge 12 1
The cushion pad 31 of annular is fixed with the port at end.The connector of tapping pipe 13 and pressure-measuring pipe 1 is with position-limiting drum 3 close to pressure gauge 12
One end is also arranged at intervals.
Slided with reference to figure 3, in pressure-measuring pipe 1 and be embedded with one piece of cylindrical piston plate 2, piston plate 2 and the coaxial line of pressure-measuring pipe 1
Set, the perisporium of piston plate 2 is bonded with the inwall of pressure-measuring pipe 1, and piston plate 2 is between position-limiting drum 3 and pressure-measuring head 11.Piston plate 2
On be provided with a relief hole 21, relief hole 21 and piston plate 2 are coaxial.Piston plate 2 is provided with one piece of cylinder away from the side of pressure-measuring head 11
The support plate 4 of shape, support plate 4 are coaxially set with piston plate 2, and the external diameter of support plate 4 is slightly less than the internal diameter of position-limiting drum 3, more than letting out
Press the aperture of hole 21.Support plate 4 is fixed with one layer of seal washer 41 in the side wall of the side of piston plate 2.
With reference to the Fig. 3 of figure 2, installing plate 6 is fixed with the position-limited rack 61 of " Contraband " font in the side wall away from the side of pressure-measuring pipe 1, limit
Runner 7 is folded between position frame 61 and installing plate 6.Mounting hole 64 is provided with installing plate 6, and mounting hole 64 and installing plate 6 are coaxial
Line is set, and is fixed with a gag lever post 63 in mounting hole 64, the axis of gag lever post 63 is perpendicular to the axis of mounting hole 64.
With reference to the Fig. 3 of figure 2, support plate 4 is fixed with a push rod 5, push rod 5 and supporting in the side wall away from the side of piston plate 2
Plate 4 is coaxially set, and push rod 5 outwards sequentially passes through mounting hole 64, runner 7, position-limited rack 61 away from the one end of support plate 4, on push rod 5
A stopper slot 53 is provided with along its axis, and stopper slot 53 extends radially through the perisporium of push rod 5 along push rod 5, and stopper slot 53 is along the axle of push rod 5
To passing push rod 5 away from the one end of support plate 4.Gag lever post 63 passes through stopper slot 53.
Include the thread segment 51 away from support plate 4 and the smooth section 52 close to support plate 4 with reference to Fig. 3 push rods 5 of figure 2.Runner 7
It is threadedly coupled with the thread segment 51 of push rod 5.When piston plate 2 is pushed to the port of position-limiting drum 3 by water under high pressure, and support plate 4 has unlatching
During the trend of relief hole 21, then the thread segment 51 contacted with script runner 7 will depart from runner 7.
With reference to figure 3, two elastic components 62 are provided with position-limiting drum 3, elastic component 62 herein can be spring, and elastic component 62 is equal
It is fixed in the side wall of installing plate 6, and elastic component 62 moves along the axial stretching of push rod 5, and for mitigating support plate 4 to installing plate 6
Impulsive force.
Specific implementation process：First push rod 5 is stretched into position-limiting drum 3, and make push rod 5 by support plate 4 and piston plate 2 in the lump
It is pushed at pressure-measuring head 11, so as to reduce the amount of the air between piston plate 2 and pressure-measuring head 11.Pressure-measuring head 11 is attached to fire hydrant again
On, runner 7 is placed between position-limited rack 61 and installing plate 6 afterwards, installing plate 6 and the grade set of runner 7 are then set to push rod 5
On.Because runner 7 and push rod 5 have threaded connection relation, so during being arranged, runner 7 needs ceaselessly to rotate, until will
Also screw thread is set on pressure-measuring pipe 1 installing plate 6.
Complete above-mentioned installation and then open the valve of fire hydrant, water under high pressure is had one to piston plate 2 towards installing plate
The pressure in 6 directions.Then rotating wheel 7 makes push rod 5 drive support plate 4 to be moved towards the direction of installing plate 6, now, due to hydraulic pressure
Effect, piston plate 2 be pushed outwards move and be pushed against on support plate 4.With the rotation of runner 7, when support plate 4 enters position-limiting drum
In 3 and when piston plate 2 is supported at the port of position-limiting drum 3, stopped operating runner 7, and the pressure for starting to read on pressure gauge 12 is read
Number.
After completing reading, continue rotating wheel 7, now the thread segment 51 of runner 7 and push rod 5 departs from.Due to hydraulic pressure
Act on, the water under high pressure in pressure-measuring pipe 1 will promote support plate 4 to be moved towards away from the direction of piston plate 2 by relief hole 21, and enter
In position-limiting drum 3.So that the high-pressure hydraulic in pressure-measuring pipe 1 accesses reduced pressure treatment, most the device is torn open from fire hydrant at last
When lower, water will not be sputtered out due to high voltage reasons at pressure-measuring head 11.
Complete water under high pressure pressure release after, open drain valve 131, the water in pressure-measuring pipe 1 is unloaded, finally by the device from
Pulled down on fire hydrant.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of fire hydrant pressure measurement connector, including pressure-measuring pipe（1）, pressure-measuring pipe（1）One end is fixed with for connecting pressure-measuring pipe（1）
With the pressure-measuring head of fire hydrant（11）, pressure-measuring pipe（1）The other end is provided with installing plate（6）, pressure-measuring pipe（1）Tube wall on use is installed
In measurement pressure-measuring pipe（1）The pressure gauge of inside water pressure（12）；It is characterized in that：The pressure-measuring pipe（1）Interior slip is embedded with one piece of energy
Along pressure-measuring pipe（1）The piston plate that axis moves back and forth（2）And piston plate（2）Edge is connected to pressure-measuring pipe（1）Inwall；Piston plate
（2）One and pressure-measuring pipe are installed in the side wall of side（1）The push rod of coaxial line（5）；Installing plate（6）On be provided with one and pressure measurement
Pipe（1）The mounting hole of coaxial line（64）, push rod（5）Away from piston plate（2）One end outwards passes mounting hole（64）；Installing plate（6）
Away from pressure-measuring pipe（1）Position-limited rack is fixed with the side wall of side（61）, position-limited rack（61）With installing plate（6）Between gap be folded with
One and pressure-measuring pipe（1）The runner of coaxial line（7）And push rod（5）Outwards pass mounting hole（64）One end outwards sequentially passes through runner
（7）And position-limited rack（61）, runner（7）With push rod（5）Threaded connection；Mounting hole（64）Inside it is fixed with a gag lever post（63）And limit
Position bar（63）Axis is perpendicular to mounting hole（64）Axis, push rod（5）On along push rod（5）Axially being provided with one runs through push rod（5）
The stopper slot of perisporium（53）, stopper slot（53）Through push rod（5）Away from piston plate（2）The termination of one end, gag lever post（63）It is located at
Stopper slot（53）It is interior and for limiting push rod（5）Circumferentially rotate.
2. a kind of fire hydrant pressure measurement connector according to claim 1, it is characterized in that：The installing plate（6）Screw thread is arranged
In pressure-measuring pipe（1）On outer wall.
3. a kind of fire hydrant pressure measurement connector according to claim 2, it is characterized in that：The pressure-measuring pipe（1）Inside it is provided with one
Individual and pressure-measuring pipe（1）The position-limiting drum of coaxial line（3）, position-limiting drum（3）Periphery wall is fixed and is fitted in pressure-measuring pipe（1）On inwall, and limit
Position cylinder（3）Located at installing plate（6）With pressure gauge（12）Between, position-limiting drum（3）Away from installing plate（6）One end and pressure gauge（12）Between
Every setting.
4. a kind of fire hydrant pressure measurement connector according to claim 3, it is characterized in that：The push rod（5）Close to piston plate
（2）One end, which is fixed with one piece and can slided, is embedded in position-limiting drum（3）Interior support plate（4）, support plate（4）One side wall is connected to piston plate
（2）In side wall, piston plate（2）On be provided with along axis for by piston plate（2）The water of side drains into position-limiting drum（3）Interior pressure release
Hole（21）, support plate（4）For opening and closing relief hole（21）；Push rod（5）Including away from support plate（4）Thread segment（51）With it is close
Support plate（4）Smooth section（52）；Work as support plate（4）It will be disengaged from piston plate（2）When, with runner（7）The thread segment of contact
（51）Will be with runner（7）Depart from.
5. a kind of fire hydrant pressure measurement connector according to claim 4, it is characterized in that：The support plate（4）Close to piston
Plate（2）Seal washer is fixed with the side wall of side（41）, work as support plate（4）With piston plate（2）During contact, seal washer（41）
For reducing from relief hole（21）Inside it flow to position-limiting drum（3）Interior water.
6. a kind of fire hydrant pressure measurement connector according to claim 4, it is characterized in that：The position-limiting drum（3）Close to piston
Plate（2）The end of one end is fixed with for mitigating piston plate（2）To position-limiting drum（3）The cushion pad of port impulsive force（31）.
7. a kind of fire hydrant pressure measurement connector according to claim 4, it is characterized in that：The installing plate（6）Close to piston
Plate（2）Elastic component is fixed with the side wall of side（62）And elastic component（62）Located at position-limiting drum（3）It is interior, work as support plate（4）Depart from
Piston plate（2）And continue towards away from piston plate（2）When direction is moved, elastic component（62）For reducing support plate（4）To installing plate
（6）Instantaneous impact.
8. a kind of fire hydrant pressure measurement connector according to claim 4, it is characterized in that：The pressure-measuring pipe（1）On be communicated with
Tapping pipe（13）, and tapping pipe（13）On keying tapping pipe is installed（13）Drain valve（131）；Tapping pipe（13）With pressure-measuring pipe
（1）Connector is located at pressure-measuring head（11）With position-limiting drum（3）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721140709.7U CN207168910U (en) | 2017-09-07 | 2017-09-07 | A kind of fire hydrant pressure measurement connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721140709.7U CN207168910U (en) | 2017-09-07 | 2017-09-07 | A kind of fire hydrant pressure measurement connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207168910U true CN207168910U (en) | 2018-04-03 |
Family
ID=61743472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721140709.7U Expired - Fee Related CN207168910U (en) | 2017-09-07 | 2017-09-07 | A kind of fire hydrant pressure measurement connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207168910U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110548242A (en) * | 2019-09-04 | 2019-12-10 | 武汉乐道物流有限公司 | spraying alarm water pump system |
| CN111351614A (en) * | 2018-12-21 | 2020-06-30 | 天津市华赛尔气体有限公司 | Mechanical detection meter for compressed gas |
| CN117074202A (en) * | 2023-10-11 | 2023-11-17 | 山东功宸机械科技股份有限公司 | Pressure-resistant testing device of indoor fire hydrant |
-
2017
- 2017-09-07 CN CN201721140709.7U patent/CN207168910U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351614A (en) * | 2018-12-21 | 2020-06-30 | 天津市华赛尔气体有限公司 | Mechanical detection meter for compressed gas |
| CN110548242A (en) * | 2019-09-04 | 2019-12-10 | 武汉乐道物流有限公司 | spraying alarm water pump system |
| CN117074202A (en) * | 2023-10-11 | 2023-11-17 | 山东功宸机械科技股份有限公司 | Pressure-resistant testing device of indoor fire hydrant |
| CN117074202B (en) * | 2023-10-11 | 2023-12-19 | 山东功宸机械科技股份有限公司 | Pressure-resistant testing device of indoor fire hydrant |
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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: 20180403 Termination date: 20210907 |