CN204731019U - Modularization fire valve equivalent length measurement mechanism - Google Patents
Modularization fire valve equivalent length measurement mechanism Download PDFInfo
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- CN204731019U CN204731019U CN201520516971.1U CN201520516971U CN204731019U CN 204731019 U CN204731019 U CN 204731019U CN 201520516971 U CN201520516971 U CN 201520516971U CN 204731019 U CN204731019 U CN 204731019U
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Abstract
The utility model discloses a kind of modularization fire valve equivalent length measurement mechanism, comprise liquid power plant, device for measuring volumetric flow of fluid and valve interface device, the outlet of liquid power plant is connected with the entrance of device for measuring volumetric flow of fluid, the outlet of device for measuring volumetric flow of fluid is connected with the entrance of valve interface device, the outlet of valve interface device is connected with the entrance of liquid power plant, valve interface device comprises the first measuring tube for being connected with tested valve two ends and the second measuring tube, and the first measuring tube is connected with differential pressure indicator respectively by pressure detection pipe with the second measuring tube.The utility model adopts the package assembly of function modoularization, can carry out equivalent length measurement, when the interface size of fire valve changes, only need the caliber of change first measuring tube and the second measuring tube to adapt to the fire valve of various model; This modularization fire valve equivalent length measurement mechanism structure is comparatively simple, operation is lower than being easier to, manufacturing with maintenance cost, is applicable to popularizing.
Description
Technical field
The utility model relates to a kind of fire valve equivalent length measurement mechanism, particularly relates to a kind of modularization fire valve equivalent length measurement mechanism.
Background technology
Fire valve is a kind of vitals of gauge tap on industry, building pipeline, and its equivalent length has vital role for the calculating of pressure medium in extinguishing pipe, so the measurement of fire valve equivalent length is necessary.
At present, fire valve equivalent length measurement mechanism kind is not a lot, all exist complex structure, operation easier high, manufacture and shortcoming that maintenance cost is high, and each part placement of measurement mechanism is shaped, corresponding change cannot be made for coupling valve, so can not all kinds of valves of compatible different model specification, poor for applicability, be difficult to popularize.
Utility model content
The purpose of this utility model is just to provide a kind of strong adaptability to solve the problem, be convenient to the modularization fire valve equivalent length measurement mechanism that popularizes.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of modularization fire valve equivalent length measurement mechanism, comprise the liquid power plant for providing pressure fluid, for measuring the device for measuring volumetric flow of fluid of fluid flow parameter and the valve interface device for being connected tested valve, the outlet of described liquid power plant is connected with the entrance of described device for measuring volumetric flow of fluid, the outlet of described device for measuring volumetric flow of fluid is connected with the entrance of described valve interface device, the outlet of described valve interface device is connected with the entrance of described liquid power plant, described valve interface device comprises the first measuring tube for being connected with described tested valve two ends and the second measuring tube, described first measuring tube and described second measuring tube are connected respectively by pressure detection pipe and differential pressure indicator.
In said structure, liquid power plant provides pressure fluid and forms liquid backflow path with device for measuring volumetric flow of fluid, valve interface device together with tested valve, the liquid parameters such as the flow velocity of liquid, flow are measured by device for measuring volumetric flow of fluid, hydraulic pressure outside tested valve two ends is measured by differential pressure indicator, then just can calculate the equivalent length of tested valve according to the account form of the valve equivalent length of routine.
Particularly, described liquid power plant comprises liquid pool, hydraulic pump and hydraulic tube, the entrance of described hydraulic pump and the outlet of described valve interface device communicate with described liquid pool respectively, described hydraulic pressure delivery side of pump is connected with the entrance of described hydraulic tube, and the outlet of described hydraulic tube is the outlet of described liquid power plant.
Described device for measuring volumetric flow of fluid comprises flowmeter and X-over, and the entrance and exit of described flowmeter is respectively the entrance and exit of described device for measuring volumetric flow of fluid, and the outlet of described flowmeter is connected by the entrance of described X-over with described valve interface device.
Described valve interface device also comprises for installing described first measuring tube and bottom is provided with the first travel(l)ing rest of roller, for installing described second measuring tube and bottom is provided with the second travel(l)ing rest of roller, bridge piece and liquid back pipe, described first measuring tube is installed on described first travel(l)ing rest, described second measuring tube is installed on described second travel(l)ing rest, the first end of described first measuring tube is the entrance of described device for measuring volumetric flow of fluid, second end and the first end of described second measuring tube of described first measuring tube are respectively used to be connected with the two ends of described tested valve, second end of described second measuring tube is connected by the first end of described bridge piece and described liquid back pipe, second end of described liquid back pipe is the outlet of described valve interface device.
As preferably, described first travel(l)ing rest is provided with the first vice for fixing described first measuring tube, described second travel(l)ing rest is provided with the second vice for fixing described second measuring tube; Described differential pressure indicator is installed on described first travel(l)ing rest.
The beneficial effects of the utility model are:
The utility model adopts the package assembly of function modoularization, can carry out equivalent length measurement, when the interface size of fire valve changes, only need the caliber of change first measuring tube and the second measuring tube to adapt to the fire valve of various model; This modularization fire valve equivalent length measurement mechanism structure is comparatively simple, operation is lower than being easier to, manufacturing with maintenance cost, is applicable to popularizing.
Accompanying drawing explanation
Fig. 1 is the stereographic map of modularization fire valve equivalent length measurement mechanism described in the utility model;
Fig. 2 is the front view of modularization fire valve equivalent length measurement mechanism described in the utility model;
Fig. 3 is the vertical view of modularization fire valve equivalent length measurement mechanism described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, Figure 2 and Figure 3, modularization fire valve equivalent length measurement mechanism described in the utility model comprises for providing the liquid power plant of pressure fluid, for measuring the device for measuring volumetric flow of fluid of fluid flow parameter and the valve interface device for being connected tested valve, described liquid power plant comprises liquid pool 12, hydraulic pump 1 and hydraulic tube 2, described device for measuring volumetric flow of fluid comprises flowmeter 3 and X-over 6, described valve interface device comprises the first measuring tube 5 and the second measuring tube 9 for being connected with the two ends of tested valve 8, and for the first measuring tube 5 is installed and bottom be provided with roller the first travel(l)ing rest 4, for installing the second measuring tube 9 and bottom is provided with the second travel(l)ing rest 11 of roller, bridge piece 14 and liquid back pipe 16, the entrance of hydraulic pump 1 and the second end of liquid back pipe 16 communicate with liquid pool 12 respectively, the outlet of hydraulic pump 1 is connected with the entrance of hydraulic tube 2, the outlet of hydraulic tube 2 and the entrance of flowmeter 3 are connected, the outlet X-over 6 of flowmeter 3 and the first end of the first measuring tube 5 are connected, first measuring tube 5 is installed on the first travel(l)ing rest 4, second end of the first measuring tube 5 and one end of tested valve 8 are connected, second measuring tube 9 is installed on the second travel(l)ing rest 11, the first end of the second measuring tube 9 and the other end of tested valve 8 are connected, second end of the second measuring tube 9 is connected by the first end of bridge piece 14 with liquid back pipe 16, first travel(l)ing rest 4 is provided with the first vice 7 for fixing the first measuring tube 5, second travel(l)ing rest 11 is provided with the second vice 10 for fixing the second measuring tube 9, differential pressure indicator 13 is installed on the first travel(l)ing rest 4, and the first measuring tube 5 is connected respectively by pressure detection pipe 15 and differential pressure indicator 13 near the position of tested valve 8 on the position of tested valve 8 and the second measuring tube 9.
In said structure, hydraulic pump 1 is centrifugal pump preferably, hydraulic tube 2 and recirculatory pipe 16 preferred rubber steel wire corrugated tube, and flowmeter 3 can be multiple and form flowmeter group, pressure detection pipe 15 preferred rubber flexible pipe.
The principle of work of modularization fire valve equivalent length measurement mechanism described in the utility model is as follows:
During measurement, first according to the specifications and models of tested valve 8, selected good supporting hydraulic pump 1, first measuring tube 5 and the second measuring tube 9, connect the two ends of tested valve 8 and the second end of the first measuring tube 5 and the first end of the second measuring tube 9; Then primer fluid press pump 1, make liquid (generally adopting tap water) in systems in which row become loop; When after the flow speed stability in pipeline, the reading of recording flowmeter 3 and differential pressure indicator 13, then calculates the equivalent length of tested valve 8, completes measurement according to the account form of the valve equivalent length of routine.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (6)
1. a modularization fire valve equivalent length measurement mechanism, it is characterized in that: comprise the liquid power plant for providing pressure fluid, for measuring the device for measuring volumetric flow of fluid of fluid flow parameter and the valve interface device for being connected tested valve, the outlet of described liquid power plant is connected with the entrance of described device for measuring volumetric flow of fluid, the outlet of described device for measuring volumetric flow of fluid is connected with the entrance of described valve interface device, the outlet of described valve interface device is connected with the entrance of described liquid power plant, described valve interface device comprises the first measuring tube for being connected with described tested valve two ends and the second measuring tube, described first measuring tube and described second measuring tube are connected respectively by pressure detection pipe and differential pressure indicator.
2. modularization fire valve equivalent length measurement mechanism according to claim 1, it is characterized in that: described liquid power plant comprises liquid pool, hydraulic pump and hydraulic tube, the entrance of described hydraulic pump and the outlet of described valve interface device communicate with described liquid pool respectively, described hydraulic pressure delivery side of pump is connected with the entrance of described hydraulic tube, and the outlet of described hydraulic tube is the outlet of described liquid power plant.
3. modularization fire valve equivalent length measurement mechanism according to claim 1, it is characterized in that: described device for measuring volumetric flow of fluid comprises flowmeter and X-over, the entrance and exit of described flowmeter is respectively the entrance and exit of described device for measuring volumetric flow of fluid, and the outlet of described flowmeter is connected by the entrance of described X-over with described valve interface device.
4. modularization fire valve equivalent length measurement mechanism according to claim 1, it is characterized in that: described valve interface device also comprises for installing described first measuring tube and bottom is provided with the first travel(l)ing rest of roller, for installing described second measuring tube and bottom is provided with the second travel(l)ing rest of roller, bridge piece and liquid back pipe, described first measuring tube is installed on described first travel(l)ing rest, described second measuring tube is installed on described second travel(l)ing rest, the first end of described first measuring tube is the entrance of described device for measuring volumetric flow of fluid, second end and the first end of described second measuring tube of described first measuring tube are respectively used to be connected with the two ends of described tested valve, second end of described second measuring tube is connected by the first end of described bridge piece and described liquid back pipe, second end of described liquid back pipe is the outlet of described valve interface device.
5. modularization fire valve equivalent length measurement mechanism according to claim 4, it is characterized in that: described first travel(l)ing rest is provided with the first vice for fixing described first measuring tube, described second travel(l)ing rest is provided with the second vice for fixing described second measuring tube.
6. the modularization fire valve equivalent length measurement mechanism according to claim 4 or 5, is characterized in that: described differential pressure indicator is installed on described first travel(l)ing rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516971.1U CN204731019U (en) | 2015-07-17 | 2015-07-17 | Modularization fire valve equivalent length measurement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516971.1U CN204731019U (en) | 2015-07-17 | 2015-07-17 | Modularization fire valve equivalent length measurement mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204731019U true CN204731019U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520516971.1U Active CN204731019U (en) | 2015-07-17 | 2015-07-17 | Modularization fire valve equivalent length measurement mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN204731019U (en) |
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2015
- 2015-07-17 CN CN201520516971.1U patent/CN204731019U/en active Active
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