CN115681118B - General type water pump dynamic water pressure stability short-term test device - Google Patents
General type water pump dynamic water pressure stability short-term test device Download PDFInfo
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- CN115681118B CN115681118B CN202211276278.2A CN202211276278A CN115681118B CN 115681118 B CN115681118 B CN 115681118B CN 202211276278 A CN202211276278 A CN 202211276278A CN 115681118 B CN115681118 B CN 115681118B
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Abstract
The invention discloses a general type water pump dynamic water pressure stability rapid detection device which comprises a double-piston type sliding counting mechanism, a flute type porous hydraulic unloading mechanism and a multi-branch pressure relief mechanism. The invention belongs to the technical field of water pump pressure test, and particularly relates to a general type water pump dynamic water pressure stability rapid detection device; the invention creatively provides a double-piston sliding counting mechanism and a multi-branch pressure relief mechanism based on a hydraulic principle, the auxiliary piston body sliding along with the main piston replaces the functions of a plurality of groups of one-way valves, and a smart hydraulic flow path replaces a complex mechanical structure to realize the technical purpose of preventing liquid from flowing back into the direct measuring cylinder through the branch pipe of the measuring cylinder.
Description
Technical Field
The invention belongs to the technical field of water pump pressure testing, and particularly relates to a general rapid detection device for dynamic water pressure stability of a water pump.
Background
In general, the pumping capacity and the water spraying capacity of the pump are equal, and are generally expressed to the outside through pressure, and meanwhile, the pumping capacity and the water spraying capacity are also an important factor for the constant quantity of the pump; because the pumping process is often accompanied by the appearance of vacuum, inconvenient inspection and measurement can test the pumping capability of the pump by detecting the thrust.
The existing monitoring device usually makes the pressure generated by the pump resist the measurable elastic force in a closed pipeline, and only the limit thrust in the balanced state can be measured in the mode, but the heat dissipation effect cannot be achieved because the water in the pump does not flow at the moment, so that the limit test is maintained for a short time, and the stability of the pump during operation cannot be measured.
Moreover, if the originally sealed pipe is directly drilled to flow the liquid, a large pressure change is caused every time a new hole and a main flow channel are communicated, so that fluctuation of interference measurement results is generated.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a general type water pump dynamic water pressure stability rapid detection device which is stable in operation and can measure the extreme pressure and the stability under the extreme pressure; the invention creatively provides a double-piston sliding indication mechanism and a multi-branch pressure relief mechanism based on a hydraulic principle, and replaces the functions of a plurality of groups of one-way valves by an auxiliary piston body sliding along with a main piston, and replaces a complex mechanical structure by an ingenious hydraulic flow path to realize the technical purpose of preventing liquid from flowing back into a straight measuring cylinder through the measuring cylinder branch pipe.
The technical scheme adopted by the invention is as follows: the invention provides a general type water pump dynamic water pressure stability rapid detection device which comprises a double-piston type sliding registration mechanism, a flute type porous hydraulic unloading mechanism and a multi-branch pressure relief mechanism, wherein the double-piston type sliding registration mechanism is arranged in the flute type porous hydraulic unloading mechanism and the multi-branch pressure relief mechanism in a sliding mode, and the linkage of pistons in the flute type porous hydraulic unloading mechanism and the multi-branch pressure relief mechanism can be realized through the double-piston type sliding registration mechanism, so that the driven pistons replace the functions of a plurality of groups of one-way valves, the multi-branch pressure relief mechanism is fixedly connected to the bottom of the flute type porous hydraulic unloading mechanism, and the pressure of a main runner can be weakened in a manner of increasing branches through the flute type porous hydraulic unloading mechanism, so that the pressure of the main runner and the gradually increased spring force are kept in relative balance.
Further, the double-piston type sliding counting mechanism comprises a sliding counting assembly and a linkage piston assembly, wherein the sliding counting assembly is arranged in the whistle type porous hydraulic unloading mechanism in a sliding mode, and the linkage piston assembly is arranged in the multi-branch pressure relief mechanism in a sliding mode.
Preferably, the sliding indication assembly comprises a main piston, a measuring indication ruler and a measuring ruler guide sleeve, wherein the main piston is arranged in the flute type porous hydraulic unloading mechanism in a clamping sliding manner, on one hand, more branches can be added to weaken the pressure of a main runner, on the other hand, the pressure resistance of the main runner can be improved by continuously compressing resistance to a spring, the measuring indication ruler is fixedly connected to the main piston, an indication tooth scale area is arranged on the measuring indication ruler, the thrust of a water pump in the current state can be read by reading the extending length of the indication tooth scale area, the measuring ruler guide sleeve is fixedly connected in the flute type porous hydraulic unloading mechanism, and the measuring indication ruler is arranged in the measuring ruler guide sleeve in a clamping sliding manner.
As a further preferred aspect of the present invention, the linkage piston assembly includes a J-shaped auxiliary link and an auxiliary piston body, the J-shaped auxiliary link is provided with an auxiliary link short rod, the J-shaped auxiliary link is provided with a short rod end disc on the auxiliary link short rod, the short rod end disc is fixedly connected to the end of the measurement scale, the J-shaped auxiliary link is provided with an auxiliary link long rod, the auxiliary piston body is fixedly connected to the end of the auxiliary link long rod, and the J-shaped auxiliary link has the effect of linking the auxiliary piston body with the main piston, so that the auxiliary piston body can slide along with the sliding of the main piston, thereby replacing the functions of the plurality of sets of one-way valves.
Further, the whistle type porous hydraulic unloading mechanism comprises a measuring main housing assembly and an elastic countermeasure assembly, wherein the elastic countermeasure assembly is arranged in the measuring main housing assembly.
Preferably, the measuring main shell assembly comprises a straight measuring cylinder and a testing connecting piece, the main piston is clamped and slidingly arranged in the straight measuring cylinder, the main piston is in sliding sealing contact with the inner wall of the straight measuring cylinder, a measuring cylinder flute hole is arranged on the straight measuring cylinder in an array mode, the testing connecting piece is clamped and arranged at one end of the straight measuring cylinder, and a testing connecting joint is arranged on the testing connecting piece.
As a further preferred aspect of the present invention, the elastic countermeasure component includes a cylinder end cover and a resistance countermeasure spring, the cylinder end cover is fixedly connected to the other end of the straight measuring cylinder, an end cover square hole is provided on the cylinder end cover, the measuring scale guide sleeve is clamped in the end cover square hole, the resistance countermeasure spring is provided between the cylinder end cover and the main piston, and when the compression amount of the resistance countermeasure spring increases, the thrust acting on the main piston will also increase.
Further, the multi-branch pressure relief mechanism comprises an auxiliary measuring cylinder and an elbow launching assembly, wherein the auxiliary measuring cylinder is fixedly connected to the straight measuring cylinder, and the elbow launching assembly is arranged on the auxiliary measuring cylinder.
Preferably, the auxiliary measuring cylinder is provided with a main measuring cylinder pipe, the auxiliary piston body is clamped and slidingly arranged in the main measuring cylinder pipe, the auxiliary piston body is in sliding sealing contact with the inner wall of the main measuring cylinder pipe, and the convergence of the main measuring cylinder pipe to the branch measuring cylinder pipes can ensure that no matter how many branch measuring cylinder pipes are communicated with the straight measuring cylinder, and the total flow sectional area of the main measuring cylinder pipe is not changed; thereby avoid the measuring cylinder branch pipe directly link up with outside when, the moment that every group measuring cylinder branch pipe inserts all can arouse the problem of the water pressure instantaneous change in the straight measuring cylinder, auxiliary measuring cylinder is equipped with the measuring cylinder round hole in the one end that the measuring cylinder was responsible for, auxiliary link stock block slides and locates in the measuring cylinder round hole.
As a further preferred aspect of the present invention, the auxiliary measuring cylinder is provided with a measuring cylinder branch pipe in an array, the measuring cylinder branch pipe is clamped in the flute hole of the measuring cylinder, the measuring cylinder branch pipe converging into the straight measuring cylinder needs to be mutually communicated with the straight measuring cylinder, so that the liquid can flow into the main pipe of the measuring cylinder from the straight measuring cylinder through the measuring cylinder branch pipe, and the measuring cylinder branch pipe not converging into the straight measuring cylinder needs to be plugged unidirectionally, i.e. the liquid flowing out of the measuring cylinder branch pipe converging into the straight measuring cylinder cannot flow back into the straight measuring cylinder through the measuring cylinder branch pipe not converging into the straight measuring cylinder.
As a further preferable mode of the invention, the elbow sewer assembly comprises a sewer elbow and a sewer pipe, wherein the sewer elbow is clamped at the other end of the direct measuring cylinder, and the sewer pipe is clamped on the sewer elbow.
The beneficial effects obtained by the invention by adopting the structure are as follows:
(1) Through the mutual matching of the direct measuring cylinder and the auxiliary measuring cylinder, a group of auxiliary piston bodies can replace the action of arranging a plurality of groups of one-way valves in an array, and a smart hydraulic flow path replaces a complex mechanical structure;
(2) The linkage of pistons in the flute type porous hydraulic unloading mechanism and the multi-branch pressure relief mechanism can be realized through the double-piston type sliding counting mechanism, so that the driven piston replaces the action of a plurality of groups of one-way valves;
(3) The flute type porous hydraulic unloading mechanism can weaken the water pressure of the main runner in a manner of increasing branches, so that the water pressure of the main runner is kept relatively balanced with the gradually increased spring force;
(4) In the sliding process of the main piston, more branches can be added to weaken the pressure of the main flow passage, and the capacity of resisting the water pressure of the main piston can be improved by continuously compressing resistance to resist the spring;
(5) The thrust of the water pump in the current state can be read by reading the extending length of the indicating tooth scale area;
(6) The J-shaped auxiliary connecting rod has the effect of linking the auxiliary piston body and the main piston, and can enable the auxiliary piston body to slide along with the sliding of the main piston, so that the auxiliary piston body replaces the functions of a plurality of groups of one-way valves;
(7) When the compression of the resistance counter spring increases, the thrust force acting on the main piston will also increase;
(8) The convergence of the main pipe of the measuring cylinder to the branch pipes of the measuring cylinder can ensure that no matter how many branch pipes of the measuring cylinder are communicated with the straight measuring cylinder, the total flow sectional area is not changed; so as to avoid the problem that when the branch pipes of the measuring cylinder are directly communicated with the outside, the instant of the connection of each group of branch pipes of the measuring cylinder can cause the instant change of the water pressure in the direct measuring cylinder;
(9) The branch pipe of the measuring cylinder which is converged into the straight measuring cylinder needs to be mutually communicated with the straight measuring cylinder, so that liquid can flow into the main pipe of the measuring cylinder from the straight measuring cylinder through the branch pipe of the measuring cylinder, and the branch pipe of the measuring cylinder which is not converged into the straight measuring cylinder needs to be plugged in one way, namely, the liquid flowing out of the branch pipe of the measuring cylinder which is converged into the straight measuring cylinder can not flow back into the straight measuring cylinder through the branch pipe of the measuring cylinder which is not converged into the straight measuring cylinder.
Drawings
Fig. 1 is a perspective view of a general-purpose water pump dynamic water pressure stability rapid detection device provided by the invention;
fig. 2 is a front view of a general-purpose device for rapidly detecting dynamic water pressure stability of a water pump according to the present invention;
FIG. 3 is a left side view of a device for quickly detecting dynamic water pressure stability of a general water pump according to the present invention;
FIG. 4 is a cross-sectional view taken along section line A-A in FIG. 3;
FIG. 5 is a cross-sectional view taken along section line B-B in FIG. 2;
FIG. 6 is a cross-sectional view taken along section line C-C in FIG. 2;
FIG. 7 is a schematic diagram of a dual-piston sliding indication mechanism of a device for rapid detection of dynamic water pressure stability of a general water pump according to the present invention;
FIG. 8 is a schematic diagram of a whistle type porous hydraulic unloading mechanism of a rapid detection device for dynamic hydraulic stability of a general type water pump;
FIG. 9 is a schematic diagram of a multi-branch pressure relief mechanism of a rapid detection device for dynamic hydraulic stability of a general-purpose water pump according to the present invention;
FIG. 10 is an enlarged view of a portion of the portion I of FIG. 4;
FIG. 11 is an enlarged view of a portion of the portion II of FIG. 5;
fig. 12 is an enlarged view of a portion at iii in fig. 6.
The device comprises a double-piston type sliding counting mechanism, a horizontal flute type multi-hole hydraulic unloading mechanism, a 3-multi-branch pressure relief mechanism, a 4-sliding counting assembly, a 5-linkage piston assembly, a 6-main piston, a 7-measurement counting ruler, a 8-measurement ruler guide sleeve, a 9-J-shaped auxiliary connecting rod, a 10-auxiliary piston body, a 11-counting tooth scale area, a 12-auxiliary connecting rod short rod, a 13-short rod end disc, a 14-auxiliary connecting rod long rod, a 15-measurement main shell assembly, a 16-elastic countermeasure assembly, a 17-straight measuring cylinder, a 18-test connecting piece, a 19-measurement cylinder end cover, a 20-resistance countermeasure spring, a 21-measurement cylinder flute hole, a 22-test connecting joint, a 23-end cover square hole, a 24-auxiliary measuring cylinder, a 25-elbow sewer assembly, a 26-measurement cylinder main pipe, a 27-measurement cylinder branch pipe, a 28-measurement cylinder round hole, a 29-sewer elbow, a 30-sewer pipe.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1 to 12, the invention provides a general water pump dynamic water pressure stability rapid detection device, which comprises a double-piston sliding indication mechanism 1, a whistle type porous hydraulic unloading mechanism 2 and a multi-branch pressure relief mechanism 3, wherein the double-piston sliding indication mechanism 1 is arranged in the whistle type porous hydraulic unloading mechanism 2 and the multi-branch pressure relief mechanism 3 in a sliding manner, the linkage of pistons in the whistle type porous hydraulic unloading mechanism 2 and the multi-branch pressure relief mechanism 3 can be realized through the double-piston sliding indication mechanism 1, so that the driven pistons replace the functions of a plurality of groups of one-way valves, the multi-branch pressure relief mechanism 3 is fixedly connected to the bottom of the whistle type porous hydraulic unloading mechanism 2, and the water pressure of a main runner can be weakened in a manner of increasing branches through the whistle type porous hydraulic unloading mechanism 2, so that the water pressure of the main runner is kept relatively balanced with the gradually increased spring force.
The whistle type porous hydraulic unloading mechanism 2 comprises a measuring main shell assembly 15 and an elastic countermeasure assembly 16, wherein the elastic countermeasure assembly 16 is arranged in the measuring main shell assembly 15; the measuring main shell assembly 15 comprises a straight measuring cylinder 17 and a testing connecting piece 18, the main piston 6 is clamped and slidingly arranged in the straight measuring cylinder 17, the main piston 6 is in sliding sealing contact with the inner wall of the straight measuring cylinder 17, a measuring cylinder flute hole 21 is arranged on the straight measuring cylinder 17 in an array manner, the testing connecting piece 18 is clamped and arranged at one end of the straight measuring cylinder 17, and a testing connecting joint 22 is arranged on the testing connecting piece 18; the elastic countermeasure component 16 comprises a measuring cylinder end cover 19 and a resistance countermeasure spring 20, the measuring cylinder end cover 19 is fixedly connected to the other end of the straight measuring cylinder 17, an end cover square hole 23 is formed in the measuring cylinder end cover 19, the measuring scale guide sleeve 8 is clamped in the end cover square hole 23, the resistance countermeasure spring 20 is arranged between the measuring cylinder end cover 19 and the main piston 6, and when the compression amount of the resistance countermeasure spring 20 is increased, the thrust acting on the main piston 6 is also increased.
The double-piston type sliding counting mechanism 1 comprises a sliding counting assembly 4 and a linkage piston assembly 5, wherein the sliding counting assembly 4 is arranged in the whistle type porous hydraulic unloading mechanism 2 in a sliding manner, and the linkage piston assembly 5 is arranged in the multi-branch pressure relief mechanism 3 in a sliding manner; the sliding indication assembly 4 comprises a main piston 6, a measuring indication ruler 7 and a measuring ruler guide sleeve 8, wherein the main piston 6 is clamped and slidingly arranged in the whistle type porous hydraulic unloading mechanism 2, on one hand, more branches can be added for weakening the pressure of a main runner in the sliding process of the main piston 6, on the other hand, the pressure resistance of the main runner can be improved by continuously compressing resistance against a spring 20, the capacity of the main runner against water pressure can be improved, the measuring indication ruler 7 is fixedly connected on the main piston 6, an indication tooth scale area 11 is arranged on the measuring indication ruler 7, the thrust of a water pump in the current state can be read by reading the extending length of the indication tooth scale area 11, the measuring ruler guide sleeve 8 is fixedly connected in the whistle type porous hydraulic unloading mechanism 2, and the measuring indication ruler 7 is clamped and slidingly arranged in the measuring ruler guide sleeve 8; the linkage piston assembly 5 comprises a J-shaped auxiliary connecting rod 9 and an auxiliary piston body 10, an auxiliary connecting rod short rod 12 is arranged on the J-shaped auxiliary connecting rod 9, a short rod end disc 13 is arranged on the auxiliary connecting rod short rod 12, the short rod end disc 13 is fixedly connected to the tail end of the measuring scale 7, an auxiliary connecting rod long rod 14 is arranged on the J-shaped auxiliary connecting rod 9, the auxiliary piston body 10 is fixedly connected to the tail end of the auxiliary connecting rod long rod 14, and the J-shaped auxiliary connecting rod 9 has the effect of linking the auxiliary piston body 10 with the main piston 6, so that the auxiliary piston body 10 can slide along with the sliding of the main piston 6, and the effect of a plurality of groups of one-way valves is replaced.
The multi-branch pressure relief mechanism 3 comprises an auxiliary measuring cylinder 24 and an elbow launching assembly 25, wherein the auxiliary measuring cylinder 24 is fixedly connected to the straight measuring cylinder 17, and the elbow launching assembly 25 is arranged on the auxiliary measuring cylinder 24; the auxiliary measuring cylinder 24 is provided with a main measuring cylinder pipe 26, the auxiliary piston body 10 is clamped and slidingly arranged in the main measuring cylinder pipe 26, the auxiliary piston body 10 is in sliding and sealing contact with the inner wall of the main measuring cylinder pipe 26, one end of the main measuring cylinder pipe 26 of the auxiliary measuring cylinder 24 is provided with a circular measuring cylinder hole 28, and the auxiliary connecting rod long rod 14 is clamped and slidingly arranged in the circular measuring cylinder hole 28; the auxiliary measuring cylinder 24 is provided with the measuring cylinder branch pipes 27 in an array, the measuring cylinder branch pipes 27 are clamped in the measuring cylinder flute holes 21, the measuring cylinder branch pipes 27 converging into the straight measuring cylinder 17 are required to be communicated with the straight measuring cylinder 17, so that liquid can flow into the main measuring cylinder 26 from the straight measuring cylinder 17 through the measuring cylinder branch pipes 27, and the measuring cylinder branch pipes 27 not converging into the straight measuring cylinder 17 are required to be plugged in a one-way manner, namely, the liquid flowing out of the measuring cylinder branch pipes 27 converging into the straight measuring cylinder 17 cannot flow back into the straight measuring cylinder 17 through the measuring cylinder branch pipes 27 not converging into the straight measuring cylinder 17; the elbow sewer assembly 25 includes a sewer elbow 29 and a sewer pipe 30, the sewer elbow 29 is clamped at the other end of the straight measuring cylinder 17, and the sewer pipe 30 is clamped at the sewer elbow 29.
When the water pump is particularly used, firstly, a user needs to connect a water pump to be tested at the test connection joint 22 through a pipeline, and then the sewer pipe 30 is placed in an empty container;
then starting a water pump to be tested, pumping out the water by the water pump and discharging the water into the straight measuring cylinder 17, wherein the liquid pressure in the straight measuring cylinder 17 is the pump water pressure of the water pump;
in the initial stage, since the elastic force of the resistance counter spring 20 is insufficient to counter the water pressure, the resistance counter spring 20 is compressed by the pushing of the water pressure, and at the same time, the elastic force of the resistance counter spring 20 is increased, and more of the measuring cylinder branch pipes 27 and the straight measuring cylinder 17 are communicated;
at the same time, the auxiliary piston body 10 slides along with the main piston 6, and when the main piston 6 breaks away from the resistance counter spring 20, the auxiliary piston body 10 is also separated from the measuring tube branch tube 27, so that the measuring tube branch tube 27 which is assembled into the straight measuring tube 17 needs to be communicated with the straight measuring tube 17, the liquid can flow into the main tube 26 of the measuring tube through the measuring tube branch tube 27 from the straight measuring tube 17, the measuring tube branch tube 27 which is not assembled into the straight measuring tube 17 needs to be plugged in one way, namely, the liquid flowing out of the measuring tube branch tube 27 which is assembled into the straight measuring tube 17 cannot flow back into the straight measuring tube 17 through the measuring tube branch tube 27 which is not assembled into the straight measuring tube 17;
the liquid in the branch pipe 27 of the measuring cylinder is converged into the main pipe 26 of the measuring cylinder and then flows into an external container through the elbow sewer assembly 25;
in this process, by observing the indication of the indication tooth graduation area 11, not only the maximum pumping capacity can be known, but also the stability of the pump operation can be judged by measuring the fluctuation of the indication ruler 7.
The whole working flow of the invention is just the above, and the step is repeated when the invention is used next time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (6)
1. A general type water pump dynamic water pressure stability short-term test device, its characterized in that: the automatic pressure relief device comprises a double-piston type sliding indicating mechanism (1), a flute type porous hydraulic unloading mechanism (2) and a multi-branch pressure relief mechanism (3), wherein the double-piston type sliding indicating mechanism (1) is arranged in the flute type porous hydraulic unloading mechanism (2) and the multi-branch pressure relief mechanism (3) in a sliding mode, and the multi-branch pressure relief mechanism (3) is fixedly connected to the bottom of the flute type porous hydraulic unloading mechanism (2); the double-piston type sliding counting mechanism (1) comprises a sliding counting assembly (4) and a linkage piston assembly (5), wherein the sliding counting assembly (4) is arranged in the whistle type porous hydraulic unloading mechanism (2) in a sliding mode, and the linkage piston assembly (5) is arranged in the multi-branch pressure relief mechanism (3) in a sliding mode;
the sliding counting assembly (4) comprises a main piston (6), a measuring counting ruler (7) and a measuring ruler guide sleeve (8), the main piston (6) is clamped and slidingly arranged in the flute type porous hydraulic unloading mechanism (2), the measuring counting ruler (7) is fixedly connected on the main piston (6),
the linkage piston assembly (5) comprises a J-shaped auxiliary connecting rod (9) and an auxiliary piston body (10), an auxiliary connecting rod short rod (12) is arranged on the J-shaped auxiliary connecting rod (9), a short rod end disc (13) is arranged on the auxiliary connecting rod short rod (12) of the J-shaped auxiliary connecting rod (9), the short rod end disc (13) is fixedly connected with the tail end of the measuring ruler (7), an auxiliary connecting rod long rod (14) is arranged on the J-shaped auxiliary connecting rod (9), the auxiliary piston body (10) is fixedly connected with the tail end of the auxiliary connecting rod long rod (14),
the measuring main shell assembly (15) comprises a straight measuring cylinder (17), the main piston (6) is clamped and slidingly arranged in the straight measuring cylinder (17), and measuring cylinder flute holes (21) are arranged on the straight measuring cylinder (17) in an array mode;
the multi-branch pressure relief mechanism (3) comprises an auxiliary measuring cylinder (24) and an elbow launching assembly (25), wherein the auxiliary measuring cylinder (24) is fixedly connected to the straight measuring cylinder (17), and the elbow launching assembly (25) is arranged on the auxiliary measuring cylinder (24);
the auxiliary measuring cylinder (24) is provided with a main measuring cylinder pipe (26), the auxiliary piston body (10) is clamped and slidingly arranged in the main measuring cylinder pipe (26), the auxiliary piston body (10) is in sliding sealing contact with the inner wall of the main measuring cylinder pipe (26), one end of the main measuring cylinder pipe (26) of the auxiliary measuring cylinder (24) is provided with a circular measuring cylinder hole (28), and the auxiliary connecting rod long rod (14) is clamped and slidingly arranged in the circular measuring cylinder hole (28);
and the auxiliary measuring tube (24) is provided with measuring tube branch tubes (27) in an array, and the measuring tube branch tubes (27) are clamped in the measuring tube flute holes (21).
2. The rapid detection device for dynamic water pressure stability of a universal water pump according to claim 1, wherein: the measuring scale (7) is provided with a scale region (11) for indicating gears, the measuring scale guide sleeve (8) is fixedly connected in the flute type porous hydraulic unloading mechanism (2), and the measuring scale (7) is clamped and slidingly arranged in the measuring scale guide sleeve (8).
3. The rapid detection device for dynamic water pressure stability of a universal water pump according to claim 2, wherein: the flute-type porous hydraulic unloading mechanism (2) comprises a measuring main shell assembly (15) and an elastic countermeasure assembly (16), wherein the elastic countermeasure assembly (16) is arranged in the measuring main shell assembly (15).
4. A rapid detection device for dynamic water pressure stability of a universal water pump according to claim 3, wherein: the measuring main shell assembly (15) further comprises a testing connecting piece (18), the main piston (6) is in sliding sealing contact with the inner wall of the straight measuring cylinder (17), the testing connecting piece (18) is clamped at one end of the straight measuring cylinder (17), and a testing connecting joint (22) is arranged on the testing connecting piece (18).
5. The rapid detection device for dynamic water pressure stability of a universal water pump according to claim 4, wherein: the elastic countermeasure component (16) comprises a measuring cylinder end cover (19) and a resistance countermeasure spring (20), wherein the measuring cylinder end cover (19) is fixedly connected to the other end of the straight measuring cylinder (17), an end cover square hole (23) is formed in the measuring cylinder end cover (19), the measuring ruler guide sleeve (8) is clamped in the end cover square hole (23), and the resistance countermeasure spring (20) is arranged between the measuring cylinder end cover (19) and the main piston (6).
6. The rapid detection device for dynamic water pressure stability of a universal water pump according to claim 5, wherein: the elbow sewer assembly (25) comprises a sewer elbow (29) and a sewer pipe (30), wherein the sewer elbow (29) is clamped at the other end of the main pipe (26) of the measuring cylinder, and the sewer pipe (30) is clamped on the sewer elbow (29).
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| CN202211276278.2A CN115681118B (en) | 2022-10-19 | 2022-10-19 | General type water pump dynamic water pressure stability short-term test device |
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|---|---|---|---|
| CN202211276278.2A CN115681118B (en) | 2022-10-19 | 2022-10-19 | General type water pump dynamic water pressure stability short-term test device |
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| CN115681118A CN115681118A (en) | 2023-02-03 |
| CN115681118B true CN115681118B (en) | 2023-10-13 |
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| CN117167261B (en) * | 2023-11-03 | 2023-12-26 | 海门市海真真空设备有限公司 | Vacuum pump internal performance detection device based on reciprocating motion |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3678754A (en) * | 1968-12-16 | 1972-07-25 | Technion Res & Dev Foundation | Flow measuring device |
| CN87205500U (en) * | 1987-11-30 | 1988-10-05 | 王钢生 | Differential pressure sensor |
| US6539807B1 (en) * | 1998-11-21 | 2003-04-01 | MTU MOTOREN-UND TURBINEN-UNION MüNCHEN GMBH | Differential pressure transducers |
| FR2862754A1 (en) * | 2003-11-20 | 2005-05-27 | Fondis Electronic | Internal pressure detector and indicator for sealed container comprises cylinder with compression chamber and piston with sliding guide and compensating spring |
| CN203465050U (en) * | 2013-02-01 | 2014-03-05 | 周文三 | Pressure gauge |
| CN209212532U (en) * | 2018-12-17 | 2019-08-06 | 山东挚刚智能控制机械有限公司 | Long distance wireless test device for water pump system |
| CN214308976U (en) * | 2021-04-08 | 2021-09-28 | 西南石油大学 | Repeated drainage gas collection measuring cylinder |
| CN113757100A (en) * | 2021-09-22 | 2021-12-07 | 凯泰（滁州）流体控制有限公司 | Method and system for realizing sewage variable flow conveying by utilizing adjusting functions of automatic conveying pump and adjusting valve |
-
2022
- 2022-10-19 CN CN202211276278.2A patent/CN115681118B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3678754A (en) * | 1968-12-16 | 1972-07-25 | Technion Res & Dev Foundation | Flow measuring device |
| GB1287927A (en) * | 1968-12-16 | 1972-09-06 | ||
| CN87205500U (en) * | 1987-11-30 | 1988-10-05 | 王钢生 | Differential pressure sensor |
| US6539807B1 (en) * | 1998-11-21 | 2003-04-01 | MTU MOTOREN-UND TURBINEN-UNION MüNCHEN GMBH | Differential pressure transducers |
| FR2862754A1 (en) * | 2003-11-20 | 2005-05-27 | Fondis Electronic | Internal pressure detector and indicator for sealed container comprises cylinder with compression chamber and piston with sliding guide and compensating spring |
| CN203465050U (en) * | 2013-02-01 | 2014-03-05 | 周文三 | Pressure gauge |
| CN209212532U (en) * | 2018-12-17 | 2019-08-06 | 山东挚刚智能控制机械有限公司 | Long distance wireless test device for water pump system |
| CN214308976U (en) * | 2021-04-08 | 2021-09-28 | 西南石油大学 | Repeated drainage gas collection measuring cylinder |
| CN113757100A (en) * | 2021-09-22 | 2021-12-07 | 凯泰（滁州）流体控制有限公司 | Method and system for realizing sewage variable flow conveying by utilizing adjusting functions of automatic conveying pump and adjusting valve |
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