CN218266293U - Fire pump group with flow test device - Google Patents
Fire pump group with flow test device Download PDFInfo
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- CN218266293U CN218266293U CN202222692271.0U CN202222692271U CN218266293U CN 218266293 U CN218266293 U CN 218266293U CN 202222692271 U CN202222692271 U CN 202222692271U CN 218266293 U CN218266293 U CN 218266293U
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- flange
- test device
- fire pump
- flow
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Abstract
The utility model discloses a fire pump group with flow test device, including the fire pump, the fire pump has inlet tube and outlet pipe, is equipped with the outlet valve on the outlet pipe, and the connection is equipped with the flow test bypass on the outlet pipe around the outlet valve, and both ends all are equipped with the trip valve around the flow test bypass, are equipped with flow test device on the flow test bypass, and flow test device both ends all are equipped with the quick connect structure who is connected with the test bypass, connect on the flow test device and are equipped with flow transmitter and bellows. The utility model discloses fire pump group is equipped with the flow test device of being convenient for install fast to can be when needing to test the flow convenient installation on the way of flow test, simple to operate, through inclined plane and hypotenuse cooperation, can press more and more tightly when the extrusion and make the sealed effect of ring flange sealing face good; because the flow test device of the device is installed when in use and can be detached and properly kept when not in use, the flow test element is kept in a good state.
Description
Technical Field
The utility model relates to a fire control water supply installation field specifically indicates a fire pump package with flow test device.
Background
With the emphasis on fire water supply systems, attention needs to be paid to fire pumps which play a role of 'hearts' in the fire water supply systems, so as to ensure the reliability of the fire pumps in engineering operation. In addition to ensuring reliable start of a fire pump in case of fire in the design of a building fire-fighting project, the installation of the fire pump project and ordinary maintenance management need to be enhanced. The fire pump water flow and pressure testing and monitoring method is mainly embodied in the aspects of testing and monitoring of fire pump water flow and pressure.
Application number is CN201922004572.8 discloses a fire pump flow and pressure automatic testing arrangement, belongs to fire control water supply system technical field, and its technical scheme main points include: a water supply pipe; a flow transmitter installed between the water supply pipes; the first flange is arranged at the joint of the water supply pipeline; the second flange plate is arranged on the flow transmitter and fastened with the first flange plate; the flow transmitter is characterized in that a convex block is installed on one side, close to the flow transmitter, of the first flange plate, a groove for the convex block to insert is installed on one side of the second flange plate, a fastening bolt for fastening the first flange plate and the second flange plate is inserted between the first flange plate and the second flange plate, and a reinforcing sealing piece for connecting the second flange plate and sealing a gap between the first flange plate and the second flange plate is installed on the first flange plate.
However, the motor fire pump is in a standby state for a long time in daily life, and is only put into use when a fire alarm occurs, the fixing structure of the patent is complex, the operation is inconvenient, the installation is time-consuming and labor-consuming, and generally, the pump is started to test the flow rate when the fire pump set is detected in seasons and years, and if each fire pump set is configured with the device, the use efficiency is not high, and the installation cost is huge; secondly, the flowmeter stands still in the aquatic for a long time, leads to inside component corrosion easily, and flow measurement is inaccurate when needs use on the contrary, in view of above, we propose a fire pump package with flow test device and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a rational in infrastructure, the practicality is strong, a fire pump package with flow test device that excellent in use effect.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a fire pump group with flow test device, includes the fire pump, and the fire pump has inlet tube and outlet pipe, is equipped with the outlet valve on the outlet pipe, and the play water piping connection around the outlet valve is equipped with the flow test bypass, and both ends all are equipped with the trip valve around the flow test bypass, are equipped with flow test device on the flow test bypass, and the flow test device both ends all are equipped with the quick connect structure who is connected with the test bypass, connect on the flow test device and are equipped with flow transmitter and bellows.
Further, quick connect structure includes ring flange one, ring flange two, detains hoop, sealed pad, ring flange one is connected at flow test device both ends, and two fixed settings of ring flange are on the flow test side way, and ring flange one and ring flange two are relatively connected to the centre gripping has sealed pad between the two, detains the hoop and can cup joint the cooperation and seal on ring flange one, ring flange two, ring flange one, ring flange two keep away from one side each other and outer along being the design of slope limit, detain the hoop inner circle and be equipped with the undercut groove, the undercut groove both sides wall all is equipped with the inclined plane, when detaining the hoop and cramping, the inclined plane makes ring flange one, ring flange two be close to extrusion seal pad each other with the cooperation of slope limit.
Furthermore, one end face of the flange plate is provided with a raised convex ring, the two end faces of the flange plate are provided with annular grooves matched with the convex ring, and the convex ring is clamped into the inward concave groove for limiting during buckling.
Furthermore, the sealing gasket is a sealing ring with a circular section.
Furthermore, the sealing gasket is a sealing ring with a T-shaped section, an annular wedge groove is formed in the middle of the side wall of the outer ring of the sealing ring, the section of the wedge groove is V-shaped, and a wedge ring matched with the wedge groove is arranged at the bottom of the sunken groove of the retaining ring.
Furthermore, a check valve and a pressure gauge are arranged on the water outlet pipe.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses fire pump group is equipped with the flow test device of being convenient for install fast to can be when needing to test the flow convenient installation on the way of flow test, simple to operate, through inclined plane and hypotenuse cooperation, can press more and more tightly when the extrusion and make the sealed effect of ring flange sealing face good; because the flow test device of the device is installed when in use and can be detached and properly kept when not in use, the flow test element is kept in a good state.
Drawings
Fig. 1 is the structure schematic diagram of the fire pump group with the flow test device of the utility model.
Fig. 2 is a schematic structural diagram of the flow rate testing device of the present invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic structural view of a second embodiment of the gasket of the present invention.
As shown in the figure: 1. a fire pump; 2. a water inlet pipe; 3. a water outlet pipe; 4. an outlet valve; 5. a flow test bypass; 6. a shut-off valve; 7. a quick connect structure; 8. a flow transmitter; 9. a bellows; 10. a first flange plate; 11. a second flange plate; 12. a buckle hoop; 13. a gasket; 14. an inclined edge; 15. an invagination groove; 16. a bevel; 17. a convex ring; 18. a ring groove; 19. a wedge groove; 20. a wedge ring; 21. a check valve; 22. and a pressure gauge.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof are intended to cover non-exclusive inclusions.
The utility model provides a fire pump package with flow test device, as shown in figure 1, including fire pump 1, fire pump 1 has inlet tube 2 and outlet pipe 3, be equipped with outlet valve 4 on the outlet pipe 3, be equipped with check valve 21 and manometer 22 on the outlet pipe 3, it is equipped with flow test bypass 5 to connect on outlet pipe 3 around the outlet valve 4, both ends all are equipped with trip valve 6 around flow test bypass 5, be equipped with flow test device on flow test bypass 5, when being in not testing flow at ordinary times, can install flow test device uneasily, and close both sides trip valve 6, open outlet valve 4 in order to do the stand-by state of putting out a fire, examine in season, when annual inspection needs to measure flow, can install flow test device, and close outlet valve 4, open both sides trip valve 6, flow test device both ends all are equipped with the quick connection structure 7 who is connected with the test bypass, it is equipped with flow transmitter 8 and bellows 9 to connect flow test device through quick connection structure 7 can convenient and fast, can connect flow test device through quick connection structure 7 can be accurate measure the water pump flow, thereby can make things convenient for a little quick test the difference between the both sides of different fire pump package both sides, and can make things convenient for a plurality of the test flow, and can also can make things convenient for a plurality of soaking in the test the aquatic.
Specifically, as shown in fig. 2, the quick connection structure 7 includes a first flange 10, a second flange 11, a buckle 12, and a sealing gasket 13, where the first flange 10 is connected to two ends of the flow testing device, the second flange 11 is fixedly disposed on the flow testing bypass 5, the first flange 10 is connected to the second flange 11, and the sealing gasket 13 is clamped between the first flange 10 and the second flange 11, the buckle 12 may be sleeved on the first flange 10 and the second flange 11 for sealing, the first flange 10 and the second flange 11 are away from each other by an outer edge of one side of the flange 14 and designed as an inclined edge 14, an inner ring of the buckle 12 is provided with an inward recess 15, two side walls of the inward recess 15 are both provided with inclined surfaces 16, when the buckle 12 is tightened, the inclined surfaces 16 and the inclined edges 14 cooperate to make the first flange 10 and the second flange 11 approach the compression sealing gasket 13, when the connection is performed, the first flange 10 and the second flange 11 are butted, and the sealing gasket 13 is placed on the butted surface, the first flange 10 end surface is provided with a convex ring 17, and the two flange 11 end surfaces are provided with a circular groove 18 matched with the convex ring 17, and when the inward recess 15 is clamped; the convex ring 17 can be firstly clamped into the annular groove 18 during butt joint, so that pre-positioning is realized, radial offset does not occur after butt joint, the two flange plates are fastened through the inward concave groove 15 in the fastening hoop 12, and the inclined surface 16 gradually extrudes the inclined edge 14 in the fastening process, so that the two flange plates gradually approach to and extrude the sealing gasket 13.
As an example of the gasket 13, as shown in fig. 3, the gasket 13 is a seal ring having a circular cross section, and when in use, the joint is sealed by pressing the flange end surfaces at both sides against each other.
As another embodiment of the sealing gasket 13, as shown in fig. 4, the sealing gasket 13 is a sealing ring with a T-shaped cross section, an annular wedge groove 19 is formed in the middle of the side wall of the outer ring of the sealing ring, the cross section of the wedge groove 19 is V-shaped, and a wedge ring 20 matched with the wedge groove 19 is arranged at the bottom of the recessed groove 15 of the retaining ring.
The present invention and the embodiments thereof have been described above, but the present invention is not limited thereto, and the embodiments shown in the detailed description are only some examples, not all examples, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a fire pump package with flow test device, including fire pump (1), fire pump (1) has inlet tube (2) and outlet pipe (3), a serial communication port, be equipped with outlet valve (4) on outlet pipe (3), it is equipped with flow test bypass (5) to connect on outlet pipe (3) around outlet valve (4), both ends all are equipped with trip valve (6) around flow test bypass (5), be equipped with flow test device on flow test bypass (5), flow test device both ends all are equipped with quick connect structure (7) of being connected with the test bypass, the last connection of flow test device is equipped with flow transmitter (8) and bellows (9).
2. The fire pump group with the flow test device according to claim 1, wherein the quick connection structure (7) comprises a first flange (10), a second flange (11), a buckle hoop (12) and a sealing gasket (13), the first flange (10) is connected to two ends of the flow test device, the second flange (11) is fixedly arranged on the flow test bypass (5), the first flange (10) is connected with the second flange (11) in an opposite mode, the sealing gasket (13) is clamped between the first flange (10) and the second flange (11), the buckle hoop (12) can be matched with the first flange (10) and the second flange (11) in a sleeved mode to seal, the outer edges of the first flange (10) and the second flange (11) far away from each other are designed to be inclined edges (14), an inner groove (15) is formed in an inner ring of the buckle hoop (12), two side walls of the inner groove (15) are both provided with inclined surfaces (16), and when the buckle hoop (12) is tightened, the inclined surfaces (16) are matched with the inclined edges (14) to enable the first flange (10) and the second flange (11) to be close to the sealing gasket (13).
3. Fire pump group with flow measuring device according to claim 2, characterized in that the flange plate (10) has a raised protruding ring (17) on its end face, and the flange plate (11) has a ring groove (18) on its end face for fitting with the protruding ring (17), and when the ring is fastened, the protruding ring (17) is snapped into the recessed groove (15) for limiting.
4. Fire pump group with flow test device according to claim 2, characterised in that the sealing gasket (13) is a sealing ring with a circular cross section.
5. Fire pump group with flow test device according to claim 2, characterized in that the sealing gasket (13) is a sealing ring with a T-shaped cross section, an annular wedge groove (19) is provided in the middle of the side wall of the outer ring of the sealing ring, the cross section of the wedge groove (19) is V-shaped, and a wedge ring (20) matching with the wedge groove (19) is provided at the bottom of the inward recess groove (15) of the buckle.
6. Fire pump group with flow test device according to any of claims 1-5, characterised by that the outlet pipe (3) is provided with a check valve (21) and a pressure gauge (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222692271.0U CN218266293U (en) | 2022-10-13 | 2022-10-13 | Fire pump group with flow test device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222692271.0U CN218266293U (en) | 2022-10-13 | 2022-10-13 | Fire pump group with flow test device |
Publications (1)
Publication Number | Publication Date |
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CN218266293U true CN218266293U (en) | 2023-01-10 |
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Family Applications (1)
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CN202222692271.0U Active CN218266293U (en) | 2022-10-13 | 2022-10-13 | Fire pump group with flow test device |
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CN (1) | CN218266293U (en) |
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2022
- 2022-10-13 CN CN202222692271.0U patent/CN218266293U/en active Active
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