Spray head sprinkling impact force measuring equipment and measuring method thereof

Abstract

The invention belongs to the technical field of test equipment, and particularly relates to spray head sprinkling impulsive force measuring equipment and a measuring method thereof, and the equipment comprises a machine body which further comprises a test table board located at the upper end of the machine body; the hanging frame is mounted at the upper end of the machine body and is adjacent to the test table board; the impulsive force measuring area is arranged on the test table board; the spray head watering mechanism is located above the impulsive force measuring area, and one end of the spray head watering mechanism is fixedly connected with the hanging frame; the adjusting component is installed on the inner side of the spray head water spraying mechanism and used for filtering and discharging impurities in water flow flowing to the spray head water spraying mechanism, and the adjusting component has the beneficial effects that the adjusting component installed on the inner side of the spray head water spraying mechanism can effectively filter the impurities in the water flow, and the impurities may influence the water spraying uniformity of the spray head and the water flow quality; and the water flow flowing to the spray head can be ensured to be clean through the adjusting component, so that the interference of impurities on the performance of the spray head and the measurement precision of the impulsive force is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of measuring equipment, and in particular to a sprinkler watering impulse measuring device and a measuring method thereof. Background Art

[0002] The sprinkler water impact measurement device is an instrument used to measure the impact force of the water jet from a sprinkler or sprinkler device. This impact measurement device is mainly used to evaluate the spray effect of the sprinkler during operation to ensure that the sprinkler can achieve the predetermined irrigation effect or safety protection requirements. This device is usually used in agricultural irrigation systems, fire sprinklers, and other application scenarios that require spraying water.

[0003] Existing impact measurement equipment generally directly inputs water flow into the nozzle or sprinkler to be tested, which can easily make the impact measurement equipment affected by impurities in the water flow, which may cause the nozzle or sprinkler to be tested to be blocked or worn, thereby affecting the spray effect and water flow distribution of the nozzle, reducing the test accuracy, and shortening the service life of the nozzle. Summary of the invention

[0004] In view of the deficiencies in the prior art, the object of the present invention is to provide a sprinkler watering impulse measurement device and a measurement method thereof to solve the above problems.

[0005] The technical solution of the present invention is implemented as follows: a sprinkler watering impulse measuring device comprises a body, and the body further comprises: The test table is located at the upper end of the machine body; The bracket is installed at the upper end of the machine body and is adjacent to the test table; The impulse measurement area is set on the test table; The sprinkler mechanism is located above the impact force measurement area, and one end of the sprinkler mechanism is connected and fixed to the bracket; The regulating component is installed inside the sprinkler mechanism of the sprinkler head and is used to filter and discharge impurities in the water flow to the sprinkler mechanism of the sprinkler head.

[0006] Furthermore, at least two impulse measurement areas are provided, and at least two groups of sprinkler mechanisms are provided, each impulse measurement area corresponds to a group of sprinkler mechanisms, and each group of sprinkler mechanisms includes: Connecting plate 1, installed on the bracket; The auxiliary plate 1 is provided with two pieces, and the two auxiliary plates 1 are connected and fixed at right angles to the two sides of the end of the connecting plate 1 away from the hanging frame; The second connecting plate is slidably mounted between the two first auxiliary plates; The second auxiliary plate is provided with two pieces, and the two second auxiliary plates are connected and fixed at right angles to the two sides of the end of the second connecting plate away from the first connecting plate; A connecting block is slidably mounted between the two secondary plates; Among them, a screw rod 1 and a guide rod 1 matched with the connecting plate 2 are arranged between the two auxiliary plates 1, and a screw rod 2 and a guide rod 2 matched with the connecting block are arranged between the two auxiliary plates 2; The end of the connection block away from the second connection plate is extended to the upper middle part of the corresponding impulse measurement mechanism, and is rotatably connected with a water flow output head for connecting the nozzle to be tested.

[0007] Furthermore, a water tank is provided on the test table, and each impact measurement area includes: The support frame is in the shape of an “I” and is installed on the inner edge of the notch of the water storage tank; The impact test plate is installed in the middle of the support frame and is used to receive the impact of the liquid output by the sprinkler mechanism of the sprinkler; The enclosure is located outside the impact test plate. There are four enclosures, which form a rectangular shell structure that runs through the top and bottom. The pressure sensor is installed between the impact test plate and the support frame; Wherein, the lower end of the enclosure is fixedly mounted on the upper end of the support frame; Among them, the upper end surface of the impact test disc is in an outwardly convex arc shape.

[0008] Further, the adjusting component includes: A mounting block, wherein the mounting block has a columnar cavity structure arranged along the length direction thereof, and two ends of the cavity structure respectively penetrate through two side walls of the mounting block; An adjusting core is slidably mounted in a cavity structure that holds down the mounting block; The first annular groove group comprises an annular groove 1 and annular groove 2 which are adjacently arranged on the cavity wall; The annular groove group 2 includes annular groove 3 and annular groove 4 adjacently arranged on the cavity wall, the annular groove group 1 and the annular groove group 2 are arranged at intervals along the length direction of the mounting block, and are arranged in a mirror image with each other, and the annular groove 2 is adjacent to the annular groove 4; A plug block 1 is located in the annular groove 1; The plug block 2 is located in the annular groove 3, and the plug block 1 and the plug block 2 have the same structure; The width of the annular groove 1 is twice the thickness of the plug 1, and the width of the annular groove 1 is twice the width of the annular groove 2; There are four liquid inlet holes, which are opened on the radial outer side of the mounting block, the annular groove 1 is connected to two of the liquid inlet holes, and the annular groove 3 is connected to the other two liquid inlet holes; The first annular water outlet groove is disposed at the end of the regulating core and is adjacent to the first annular groove group; The annular water outlet groove 2 is arranged at one end of the annular water outlet groove 1 on the regulating core; Separator net 1; Separator net 2, through groove 1 and through groove 2 are respectively arranged on the inner side walls of the annular water outlet groove 1 and the annular water outlet groove 2, and separator net 1 and separator net 2 are respectively fixedly installed in through groove 1 and through groove 2; Among them, the plug block 1 and the plug block 2 are both annular, and the radial inner sides of the plug block 1 and the plug block 2 are connected and fixed to the radial outer side of the adjusting core. In the initial state, one side of the plug block abuts against the upper groove wall of the annular groove 1, and the plug block 2 abuts against the upper groove wall of the annular groove 3. A liquid inlet interval 1 is formed between the plug block 1 and the lower groove wall of the annular groove 1. At this time, a water outlet channel 1 for outputting water to the water flow output head is formed between the liquid inlet hole corresponding to the annular groove 1 and the liquid inlet interval 1 and the annular water outlet groove 1.

[0009] Furthermore, the adjusting component also includes: The guide hole is arranged inside the regulating core along the length direction of the regulating core, and the two ends of the guide hole penetrate the regulating core respectively; A flow guide cover 1, which is arranged at one end of the mounting block adjacent to the annular water outlet groove 1, and a flow guide cavity 1 communicating with the flow guide hole and the annular water outlet groove 1 is arranged in the flow guide cover 1; A second diversion cover is provided at one end of the mounting block adjacent to the second annular water outlet groove, and a second diversion cavity communicating with the diversion hole and the second annular water outlet groove is provided in the second diversion cover; A flow guide tube 1, one end of which is connected and fixed to a flow guide cover 1 and extends into a flow guide cavity 1, and the other end of which is connected and fixed to a water flow output head; Among them, when one side of the plug block one abuts against the upper groove wall of the annular groove one, the partition net two is located in the interval range of the annular groove four, and when one side of the plug block one abuts against the lower groove wall of the annular groove one, one side of the plug block two abuts against the lower groove wall of the annular groove three. At this time, the liquid inlet interval one is closed, and a liquid inlet interval two is formed between the plug block two and the annular groove three. The liquid inlet hole corresponding to the annular groove three and the liquid inlet interval and the annular water outlet groove two output water to the water outlet head through the water outlet channel two.

[0010] Furthermore, the adjusting component also includes: There are two slag discharge holes, which are arranged on the radial outer side of the mounting block, one of which is connected to the annular groove 2, and the other is connected to the annular groove 4; Wherein, a slag discharge pipe connected with the two slag discharge holes is arranged in the connection block.

[0011] Furthermore, the adjusting component also includes: Electric push rod, installed inside the connection block; The output end of the electric push rod passes through the second guide cover and is fixedly connected to one side of the guide hole to drive the adjustment core to move back and forth in the installation block, so that the first and second plugs can move synchronously.

[0012] Furthermore, the adjusting component also includes: The second flow guide pipe is located in the connection block, and includes a liquid inlet end and four liquid outlet ends respectively connected to the four liquid inlet holes; A water flow input hole is provided on one side outside the water flow output head, and the liquid inlet end of the second flow guide pipe is connected and fixed to the output end of the water flow input hole.

[0013] Furthermore, the transverse cross section of the through groove 1 is fan-shaped, and two through grooves 1 are provided, and the two through grooves 1 are distributed on the inner side wall of the annular water outlet groove 1 in a mirror-image manner; The transverse cross section of the through groove 2 is fan-shaped, and two through grooves are provided, and the two through grooves 1 are distributed on the inner side wall of the annular water outlet groove 2 in a mirror-image manner; Wherein, the first separation net and the second separation net are both in the shape of an inwardly concave arc.

[0014] Furthermore, a method for measuring the water impact force of a sprinkler head comprises the following steps: Step 1: Debug the equipment; Step 2: Install the nozzle to be tested on the sprinkler mechanism and perform a water discharge test by adjusting the components to see if it can discharge water normally. If not, remove it and replace it. Step 3: If water can be discharged normally, adjust the position of the sprinkler mechanism to move the sprinkler to be tested to the test position set above the impulse measurement area; Step 4: Input water flow to the nozzle to be tested through the adjusting component, and the nozzle to be tested outputs water flow to the middle of the impact test plate, and collects data through the pressure sensor.

[0015] The beneficial effects of the present invention are: 1. By setting the sprinkler mechanism above the impact measurement area and fixing it with the bracket, ensure that the water impact force of the sprinkler can be accurately transmitted to the measurement area; 2. The adjustment component installed inside the sprinkler mechanism can effectively filter impurities in the water flow. Impurities may affect the uniformity of sprinkler water and the quality of water flow, thereby affecting the measurement results. The adjustment component can ensure that the water flow to the sprinkler is clean, thereby reducing the interference of impurities on sprinkler performance and impulse measurement accuracy; 3. It can prevent impurities from accumulating in the sprinkler mechanism, reduce the risk of nozzle blockage or damage, reduce the maintenance cost of the equipment, extend the service life, and improve the overall reliability and stability of the equipment; 4. Multiple functions such as sprinkler watering, impulse measurement, and filtration adjustment are integrated into one system for easy operation and management. Users do not need to equip multiple devices separately, and can easily and quickly perform sprinkler performance testing and data analysis. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 The overall structure of the sprinkler water impact measurement device according to the specific embodiment of the present invention is shown in FIG. Figure 1 ; Figure 2 The overall structure of the sprinkler water impact measurement device according to the specific embodiment of the present invention is shown in FIG. Figure 2 ; Figure 3 This is a schematic diagram of the cross-sectional structure of a connecting block according to a specific embodiment of the present invention; Figure 4 It is an isometric view of an adjustment component of a specific embodiment of the present invention; Figure 5 It is a cross-sectional view of the adjustment component of a specific embodiment of the present invention (use state 1); Figure 6 It is a cross-sectional view of the adjustment component of a specific embodiment of the present invention (use state 2); Figure 7 It is a cutaway isometric view of an adjustment component according to a specific embodiment of the present invention. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0020] Embodiment 1: like Figures 1 to 7 As shown, the present invention discloses a sprinkler watering impulse measuring device, comprising a body 1, the body 1 also includes: A test table, located at the upper end of the machine body 1; The bracket 2 is installed on the upper end of the body 1 and is adjacent to the test table; The impulse measurement area is set on the test table; The sprinkler mechanism is located above the impact measurement area, and one end of the sprinkler mechanism is connected and fixed to the bracket 2; The regulating component is installed inside the sprinkler mechanism of the sprinkler head and is used to filter and discharge impurities in the water flow to the sprinkler mechanism of the sprinkler head.

[0021] By adopting the above technical solution, the sprinkler mechanism is arranged above the impulse measurement area and fixed to the bracket, so as to ensure that the water flow impulse when the sprinkler sprinkles can be accurately transmitted to the measurement area; The regulating component installed inside the sprinkler mechanism can effectively filter impurities in the water flow. Impurities may affect the uniformity of sprinkler water and water flow quality, thus affecting the measurement results. The regulating component can ensure that the water flow to the sprinkler is clean, thereby reducing the interference of impurities on sprinkler performance and impulse measurement accuracy; At the same time, it can prevent impurities from accumulating in the sprinkler mechanism, reduce the risk of nozzle blockage or damage, reduce the maintenance cost of the equipment, extend the service life, and improve the overall reliability and stability of the equipment; Integrate multiple functions such as sprinkler watering, impulse measurement, and filter adjustment into one system for easy operation and management. Users do not need to equip multiple devices separately, and can easily and quickly perform sprinkler performance testing and data analysis; In summary, the coordinated use of the above-mentioned components can effectively ensure the accuracy of impact force measurement, prevent interference from impurities, extend the life of the equipment, improve the overall performance and reliability of the equipment, and simplify the use and maintenance process.

[0022] Embodiment 2: This embodiment provides a sprinkler watering impulse measurement device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0023] Furthermore, at least two impulse measurement areas are provided, and at least two groups of sprinkler mechanisms are provided, each impulse measurement area corresponds to a group of sprinkler mechanisms, and each group of sprinkler mechanisms includes: A connecting plate 200 is installed on the bracket 2; There are two auxiliary plates 201, which are connected and fixed at right angles to both sides of the end of the connecting plate 200 away from the rack 2; The second connecting plate 202 is slidably installed between the two auxiliary plates 201; The second auxiliary plate 203 is provided with two pieces, and the two second auxiliary plates 203 are connected and fixed at right angles to the two sides of the end of the second connecting plate 202 away from the first connecting plate 200; The connecting block 204 is slidably mounted between the two secondary plates 203; Among them, a screw rod 1 and a guide rod 1 that match the connecting plate 202 are arranged between the two auxiliary plates 1 201, and a screw rod 2 and a guide rod 2 that match the connecting block 204 are arranged between the two auxiliary plates 203; The end of the connecting block 204 away from the second connecting plate 202 is extended toward the upper middle part of the corresponding impulse measurement mechanism, and is rotatably connected to a water flow output head 205 for connecting to the nozzle to be tested.

[0024] In the above technical solution, the front projections of the connecting plate 1 and the connecting plate 2 intersect to form a cross; In the above technical solution, a first hand wheel and a second hand wheel for driving the first screw and the second screw to rotate are respectively installed on the outer side of the second sub-plate; In the above technical solution, when the screw rod 1 rotates, it can drive the connecting plate 2 to move left and right between the two auxiliary plates 1, and when the screw rod 2 rotates, it can drive the connecting block to move up and down between the two auxiliary plates 2; In the above technical solution, the front end of the bracket is provided with a mounting groove arranged along its length direction, and both ends of the connecting plate 1 are connected and fixed to the mounting groove by bolts; By adopting the above technical solution, the position of each sprinkler mechanism can be accurately adjusted. Through the cooperation of screw rod 1 and screw rod 2, the connection plate 2 and the connection block can slide accurately between the auxiliary plate 1 and the auxiliary plate 2, thereby realizing the position adjustment of the sprinkler water flow output head. The manual adjustment method is simple and easy to use, suitable for laboratory environments or scenarios where the nozzle position needs to be adjusted frequently; The overall structure is compact and easy to install. Users can easily adjust the installation and removal of the equipment, reducing the complexity of the installation process; The two impulse measurement areas, combined with the two sprinkler watering mechanisms, help to improve the overall testing efficiency of the equipment.

[0025] Embodiment three: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0026] Furthermore, a water tank 3 is provided on the test table, and each impulse measurement area includes: The support frame 300 is in the shape of an I and is installed on the inner edge of the notch of the water storage tank 3; The impact test plate 301 is installed in the middle of the support frame 300 and is used to receive the impact of the liquid output by the sprinkler mechanism of the sprinkler; The enclosure 302 is located outside the impact test plate 301. There are four enclosures 302, and the four enclosures 302 form a rectangular shell structure that penetrates from top to bottom. A pressure sensor is installed between the impact test plate 301 and the support frame 300; The lower end of the enclosure 302 is fixedly mounted on the upper end of the support frame 300; The upper end surface of the impact test disc 301 is in an outwardly convex arc shape.

[0027] In the above technical solution, a water pump is arranged in the water storage tank to output water flow to the sprinkler mechanism of the sprinkler; In the above technical solution, the enclosure is a transparent glass plate, and may also be other transparent materials such as a transparent acrylic plate, so as to facilitate observation of the test situation and prevent water from splashing.

[0028] By adopting the above technical solution, the support frame adopts an "I"-shaped structure, which can provide a stable support effect and also facilitate the water flow back to the water storage tank. The test plate is arranged in the middle of the support frame, responsible for receiving the impact force of the liquid sprayed by the nozzle. By installing a pressure sensor, the sensor can detect the force value of the liquid impact in real time, which is used to quantify the strength of the liquid impact; The convex arc-shaped impact test plate can prevent water from remaining on the test plate after the test. Water residue will affect subsequent tests or measurement data. In the impact test, if water is retained on the plate, it may cause errors in the measurement data. Therefore, reducing water residue can ensure the consistency and accuracy of each test.

[0029] Embodiment 4: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0030] Further, the adjusting component includes: A mounting block 400, wherein the mounting block 400 has a columnar cavity structure arranged along its length direction, and two ends of the cavity structure respectively penetrate two side walls of the mounting block 400; The adjusting core 401 is slidably mounted in the cavity structure of the pressing mounting block 400; The annular groove group 1 402 comprises an annular groove 1 4021 and annular groove 2 4022 which are adjacently arranged on the cavity wall; The second annular groove group 403 includes an annular groove 3 4031 and annular groove 4032 which are adjacently arranged on the cavity wall. The annular groove group 1 402 and the annular groove group 2 403 are spaced apart along the length direction of the mounting block 400 and are arranged in a mirror image with each other. The annular groove 2 4022 is adjacent to the annular groove 4032, that is, the annular groove 1 4021 and the annular groove 3 4031 are far away from each other. A plug block 404 is located in an annular groove 4021; The second plug block 4041 is located in the third annular groove 4031, and the plug block 1 404 has the same structure as the plug block 4041; The width of the annular groove 1 4021 is twice the thickness of the plug 1 404, and the width of the annular groove 1 4021 is twice the width of the annular groove 2 4022, that is, the width of the annular groove 3 4031 is twice the thickness of the plug 2 4041, and the width of the annular groove 3 4031 is twice the width of the annular groove 4 4032; There are four liquid inlet holes 4040, which are opened on the radial outer side of the mounting block 400, the annular groove 1 4021 is connected to two of the liquid inlet holes 4040, and the annular groove 3 4031 is connected to the other two liquid inlet holes 4040; An annular water outlet groove 405 is provided at the end of the regulating core 401 and is adjacent to the annular groove group 402; The annular water outlet groove 2 406 is provided at one end of the annular water outlet groove 1 405 on the regulating core 401; Separator net 1 407; The second separation net 408, the inner side walls of the annular water outlet groove 1 405 and the second annular water outlet groove 406 are respectively provided with a through groove 1 and a through groove 2, and the first separation net 407 and the second separation net 408 are respectively fixedly installed in the through groove 1 and the through groove 2; Wherein, the plug block 1 404 and the plug block 2 4041 are both annular, and the radial inner sides of the plug block 1 404 and the plug block 2 4041 are connected and fixed to the radial outer side of the adjusting core 401. In the initial state, one side of the plug block 1 404 abuts against the upper groove wall of the annular groove 1 4021, and the plug block 2 4041 abuts against the upper groove wall of the annular groove 3 4031. A liquid inlet interval 1 is formed between the plug block 1 404 and the lower groove wall of the annular groove 1 4021. At this time, a water outlet channel 1 for outputting water flow to the water flow output head 205 is formed between the liquid inlet hole 4040 corresponding to the annular groove 1 4021 and the liquid inlet interval 1 and the annular water outlet groove 1 405; The adjustment components also include: The guide hole 500 is arranged inside the regulating core 401 along the length direction of the regulating core 401, and both ends thereof penetrate the regulating core 401 respectively; A flow guide cover 501 is provided on one end of the mounting block 400 adjacent to the annular water outlet groove 405, and a flow guide cavity 1 is provided in the flow guide cover 501 to connect the flow guide hole 500 and the annular water outlet groove 405; The second guide cover 502 is provided at one end of the mounting block 400 adjacent to the second annular water outlet groove 406 , and the second guide cover 502 is provided with a second guide cavity communicating with the guide hole 500 and the second annular water outlet groove 406 ; A flow guide tube 503, one end of which is connected and fixed to the flow guide cover 501 and extends into the flow guide cavity 1, and the other end of which is connected and fixed to the water flow outlet head 205; Among them, when one side of the plug block 404 abuts against the upper groove wall of the annular groove 4021, the dividing net 408 is located in the interval range of the annular groove 4032, and when one side of the plug block 404 abuts against the lower groove wall of the annular groove 4021, one side of the plug block 4041 abuts against the lower groove wall of the annular groove 3 4031. At this time, the liquid inlet interval 1 is closed, and a liquid inlet interval 2 is formed between the plug block 4041 and the annular groove 3 4031. The liquid inlet hole 4040 corresponding to the annular groove 3 4031 and the liquid inlet interval and the annular water outlet groove 406 output water to the water outlet head 205 through the water outlet channel 2.

[0031] In the above technical solution, the connecting block is a shell structure with a cavity, and the mounting block of the adjusting component is fixedly mounted in the cavity of the connecting block by bolts; In the above technical solution, when one side of the plug block 2 abuts against the lower groove wall of the annular groove 3, a gap is provided between the cavity wall of the diversion cavity and the adjacent end of the regulating core, so that the flow path between the annular water outlet groove 2 and the diversion hole will not be closed after the regulating core moves; By adopting the above technical solution, in the initial state, when the external water flows into the liquid inlet hole, since the plug block 2 blocks the liquid inlet hole corresponding to the annular groove 3, and the plug block 1 is in a state of not blocking the liquid inlet hole corresponding to the annular groove 1, the water flows into the liquid inlet interval, and then enters the annular water outlet groove through the separation net 1, and flows into the diversion cavity 1, and then outputs the water flow to the water flow output head through the diversion pipe 1, and part of the water flow is diverted through the diversion hole, and then enters the annular water outlet groove 2 through the diversion cavity 2, and then flows into the annular groove 4 through the separation net 2; Similarly, the movement of the regulating core drives the movement of the plug block 1 and the plug block 2. When one side of the plug block 1 abuts against the lower groove wall of the annular groove 1, one side of the plug block 2 abuts against the lower groove wall of the annular groove 3. At this time, the liquid inlet interval 1 is closed, and a liquid inlet interval 2 is formed between the plug block 2 and the annular groove 3. The external water flows into the liquid inlet interval 2 of the annular groove 3 through the liquid inlet hole, and then flows into the annular water outlet groove 2 through the separation net 2, and then enters the diversion cavity 1 through the diversion cavity 2 and the diversion hole, and then outputs the water to the water outlet head through the diversion pipe 1. Part of the water flows into the annular water outlet groove 1 and enters the annular groove 2 through the separation net 1. By adjusting the movement of the core, the adjusting component can control the direction and distribution of the water flow, switch different water flow paths, and adjust the water flow between different areas. In the initial state, the water flow with separated impurities can be output to the water flow output head through the annular water outlet groove 1 through the above-mentioned flow path, reducing the risk of nozzle blockage or damage. At the same time, part of the water flow can enter the annular water outlet groove 2, and the clean water after separation can be used to flush the separation net 2 in the direction to clean the separation net 2, so that both sides of the separation net 2 can be maintained in a normal unblocked state to extend the service life; When the flow path is switched, the impurities are separated by the separation net 2, and then the annular water outlet trough 2 outputs clean water to the water outlet head. At the same time, part of the water can enter the annular water outlet trough 1 to backwash the separation net 1 to clean the separation net 1, so that both sides of the separation net 1 can be maintained in a normal unblocked state to extend its service life.

[0032] Embodiment five: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0033] Furthermore, the adjusting component also includes: There are two slag discharge holes 600, which are arranged on the radial outer side of the mounting block 400, one of which is connected to the second annular groove 4022, and the other is connected to the fourth annular groove 4032; A slag discharge pipe connected to the two slag discharge holes 600 is provided in the connection block 204 .

[0034] In the above technical solution, an electromagnetic opening and closing valve is installed in the middle of the slag discharge pipe to control the opening and closing of the slag discharge pipe; In the above technical solution, an electromagnetic opening and closing valve 2 is installed in the middle of the flow guide pipe 1 to control the opening and closing of the flow guide pipe 2; In the above technical solution, the end of the slag discharge pipe away from the slag discharge hole is observed to extend from the connecting block to the external collecting box.

[0035] By adopting the above technical solution, when a test is required, after installing the first nozzle to be tested, the electromagnetic opening and closing valve 1 and the electromagnetic opening and closing valve 2 are opened, and the nozzle performs a water outlet test. At this time, the separation net 2 and the annular groove 4 are cleaned. After observing that the nozzle can discharge water normally, the electromagnetic opening and closing valve 1 and the electromagnetic opening and closing valve 2 are closed. After adjusting the position of the nozzle, the electromagnetic opening and closing valve 2 is opened to perform an impulse test. At this time, the electromagnetic opening and closing valve 1 is in a closed state to avoid affecting the water pressure during the impulse test. Then the adjusting component switches the flow path, and the water flow is output from the separation net 2; After the first nozzle test is completed, the electromagnetic opening and closing valve 2 is closed. After the second nozzle to be tested is installed, the electromagnetic opening and closing valve 1 and the electromagnetic opening and closing valve 2 are opened, and the nozzle is tested for water discharge. At this time, the separation net 1 and the annular groove 2 are cleaned. After observing that the nozzle can discharge water normally, the electromagnetic opening and closing valve 1 and the electromagnetic opening and closing valve 2 are closed. After adjusting the position of the nozzle, the electromagnetic opening and closing valve 2 is opened to perform an impulse test. At this time, the electromagnetic opening and closing valve 1 is closed, and the water flow is output from the cleaned separation net 1. In this cycle, the precise distribution of water flow and the removal of impurities are achieved.

[0036] Embodiment six: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0037] Furthermore, the adjusting component also includes: The electric push rod 700 is installed inside the connecting block 204; The output end of the electric push rod 700 passes through the guide cover 2 502 and is fixedly connected to one side of the guide hole 500 to drive the adjustment core 401 to move back and forth in the mounting block 400, so that the plug block 1 404 and the plug block 2 4041 can move synchronously.

[0038] In the above technical solution, the output end of the electric push rod 700 can be fixed to the wall of the guide hole by means of snap connection, screw fixation, bonding, etc. In the above technical solution, the electric push rod is fixedly installed at the bottom of the connection block, and the output of the electric push rod is connected to the second guide cover in a sliding and sealing manner; In the above technical solution, the electric push rod, the electromagnetic opening and closing valve 1, the electromagnetic opening and closing valve 2 and the water pump are all controlled by an external control panel; By adopting the above technical solution, the adjusting core is moved by the electric push rod, which is convenient for operation.

[0039] Embodiment seven: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0040] Furthermore, the adjusting component also includes: The second flow guide tube 800 is located in the connection block 204. The second flow guide tube 800 includes a liquid inlet end and four liquid outlet ends respectively connected to the four liquid inlet holes 4040; A water flow input hole is provided on one side outside the water flow output head 205 , and the liquid inlet end of the second flow guide tube 800 is connected and fixed to the output end of the water flow input hole.

[0041] By adopting the above technical solution, the water inlet end of the water flow input hole is connected to the output end of the water pump water pipe, and the water flows into the second guide pipe through the water flow input hole, and then is transported to each liquid inlet hole by the second guide pipe.

[0042] Embodiment eight: This embodiment provides a sprinkler watering impact force measurement device and a measurement method thereof, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0043] Furthermore, the transverse cross section of the through groove 1 is fan-shaped, and two through grooves 1 are provided, and the two through grooves 1 are distributed on the inner side wall of the annular water outlet groove 1 405 in a mirror-image manner; The transverse cross section of the through groove 2 is fan-shaped, and there are two through grooves 1, which are distributed on the inner side wall of the annular water outlet groove 2 406 in a mirror-image manner; The first partition net 407 and the second partition net 408 are both in the shape of an inwardly concave arc.

[0044] In the above technical solution, the axis lines of the two liquid inlet holes corresponding to the annular groove 1 coincide with each other, and the two through grooves 1 are located on both sides of the axis line; the axis lines of the two liquid inlet holes corresponding to the annular groove 3 coincide with each other, and the two through grooves 2 are located on both sides of the axis line, so that the water flow output through the liquid inlet holes will not directly impact the separation net in the forward direction when passing through the separation net, so as to improve the practical life of the separation net; By adopting the above technical solution, the concave arc-shaped separation net facilitates the collection of impurities.

[0045] Embodiment nine: This embodiment provides a method for measuring a sprinkler water impact force measuring device, comprising the following steps: Step 1: Debug the equipment; Step 2: Install the nozzle to be tested on the sprinkler mechanism and perform a water discharge test by adjusting the components to see if it can discharge water normally. If not, remove it and replace it. Step 3: If water can be discharged normally, adjust the position of the sprinkler mechanism to move the sprinkler to be tested to the test position set above the impulse measurement area; Step 4: Input water flow to the nozzle to be tested through the adjusting component, and the nozzle to be tested outputs water flow to the middle of the impact test plate, and collects data through the pressure sensor.

[0046] By adopting the above technical solution, the accuracy of impact force measurement can be effectively guaranteed, interference from impurities can be prevented, and the life of the equipment can be extended, thereby improving the overall performance and reliability of the equipment, simplifying the use and maintenance process, and providing an accurate scientific basis for optimizing nozzle design and selecting appropriate nozzles.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sprinkler water impact measurement device, comprising a body (1), characterized in that: The body (1) also includes: A test table, located at the upper end of the machine body (1); The bracket (2) is installed on the upper end of the machine body (1) and is adjacent to the test table; The impulse measurement area is set on the test table; A sprinkler mechanism is located above the impact force measurement area, and one end of the sprinkler mechanism is connected and fixed to the bracket (2); The regulating component is installed inside the sprinkler mechanism of the sprinkler head and is used to filter and discharge impurities in the water flow to the sprinkler mechanism of the sprinkler head.

2. The sprinkler water impact measurement device according to claim 1, characterized in that: There are at least two impulse measurement areas, and at least two groups of sprinkler mechanisms. Each impulse measurement area corresponds to a group of sprinkler mechanisms, and each group of sprinkler mechanisms includes: A connecting plate 1 (200) is mounted on the hanging bracket (2); The auxiliary plates (201) are provided in two pieces, and the two auxiliary plates (201) are connected and fixed at right angles to the two sides of the end of the connecting plate (200) facing away from the hanging frame (2); A second connecting plate (202) is slidably mounted between the two first auxiliary plates (201); The auxiliary plate 2 (203) is provided with two pieces, and the two auxiliary plates 2 (203) are connected and fixed at right angles to the two sides of the end of the connecting plate 2 (202) away from the connecting plate 1 (200); A connecting block (204) is slidably mounted between the two secondary plates (203); Wherein, a screw rod 1 and a guide rod 1 which match with the connecting plate 2 (202) are arranged between the two auxiliary plates 1 (201), and a screw rod 2 and a guide rod 2 which match with the connecting block (204) are arranged between the two auxiliary plates 2 (203); The connecting block (204) is extended at one end away from the second connecting plate (202) toward the upper middle part of the corresponding impulse measurement mechanism, and is rotatably connected to a water flow output head (205) for connecting to a nozzle to be tested.

3. The sprinkler water impact measurement device according to claim 1, characterized in that: A water storage tank (3) is provided on the test table, and each impact force measurement area includes: The support frame (300) is in the shape of an I and is installed on the inner edge of the notch of the water storage tank (3); An impact test plate (301) is installed in the middle of the support frame (300) and is used to receive the impact of the liquid output by the sprinkler mechanism of the sprinkler; A panel (302) is located outside the impact test plate (301), and there are four panels (302). The four panels (302) form a rectangular shell structure that penetrates from top to bottom. A pressure sensor is installed between the impact test plate (301) and the support frame (300); The lower end of the enclosure plate (302) is fixedly mounted on the upper end of the support frame (300); The upper end surface of the impact test disc (301) is in the shape of an outwardly convex arc.

4. The sprinkler water impact measurement device according to claim 2, characterized in that: The adjustment components include: A mounting block (400), wherein the mounting block (400) has a columnar cavity structure arranged along its length direction, and two ends of the cavity structure respectively penetrate two side walls of the mounting block (400); An adjusting core (401) is slidably mounted in a cavity structure that holds down the mounting block (400); The annular groove group 1 (402) comprises an annular groove 1 (4021) and annular groove 2 (4022) which are adjacently arranged on the cavity wall; The second annular groove group (403) comprises an annular groove three (4031) and annular groove four (4032) which are adjacently arranged on the cavity wall, the annular groove group one (402) and the annular groove group two (403) being arranged at intervals along the length direction of the mounting block (400) and arranged in a mirror image with each other, and the annular groove two (4022) is adjacent to the annular groove four (4032); The plug block 1 (404) is located in the annular groove 1 (4021); The second plug (4041) is located in the annular groove (4031), and the first plug (404) and the second plug (4041) have the same structure; The width of the annular groove 1 (4021) is twice the thickness of the plug 1 (404), and the width of the annular groove 1 (4021) is twice the width of the annular groove 2 (4022); There are four liquid inlet holes (4040), which are arranged on the radially outer side of the mounting block (400), the annular groove 1 (4021) is connected to two of the liquid inlet holes (4040), and the annular groove 3 (4031) is connected to the other two liquid inlet holes (4040); An annular water outlet groove 1 (405) is provided at the end of the regulating core (401) and is adjacent to the annular groove group 1 (402); The second annular water outlet groove (406) is provided on the regulating core (401) at one end of the first annular water outlet groove (405); Separator Net 1 (407); Separator net 2 (408), through groove 1 and through groove 2 are respectively provided on the inner side walls of annular water outlet groove 1 (405) and annular water outlet groove 2 (406), and separator net 1 (407) and separator net 2 (408) are respectively fixedly installed in through groove 1 and through groove 2; Wherein, the plug block 1 (404) and the plug block 2 (4041) are both annular, and the radial inner sides of the plug block 1 (404) and the plug block 2 (4041) are connected and fixed to the radial outer side of the adjustment core (401). In the initial state, one side of the plug block 1 (404) abuts against the upper groove wall of the annular groove 1 (4021), and the plug block 2 (4041) abuts against the upper groove wall of the annular groove 3 (4031). A liquid inlet interval 1 is formed between the plug block 1 (404) and the lower groove wall of the annular groove 1 (4021). At this time, a water outlet channel 1 for outputting water to the water outlet head (205) is formed between the liquid inlet hole (4040) corresponding to the annular groove 1 (4021), the liquid inlet interval 1, and the annular water outlet groove 1 (405).

5. The sprinkler water impact measurement device according to claim 4, characterized in that: The adjustment components also include: The guide hole (500) is arranged on the inner side of the regulating core (401) along the length direction of the regulating core (401), and the two ends of the guide hole are respectively arranged to penetrate the regulating core (401); A flow guide cover (501) is arranged on one end of the mounting block (400) adjacent to the annular water outlet groove (405), and a flow guide cavity (501) is arranged in the flow guide cover (501) and connects the flow guide hole (500) and the annular water outlet groove (405); A second flow guide cover (502) is provided on one end of the mounting block (400) adjacent to the second annular water outlet groove (406), and a second flow guide cavity (502) is provided in the second flow guide cover (502) and connects the flow guide hole (500) and the second annular water outlet groove (406); A flow guide tube 1 (503), one end of which is connected and fixed to the flow guide cover 1 (501) and extends into the flow guide cavity 1, and the other end of which is connected and fixed to the water flow output head (205); When one side of the plug block 1 (404) abuts against the upper groove wall of the annular groove 1 (4021), the separation net 2 (408) is located within the interval of the annular groove 4 (4032); when one side of the plug block 1 (404) abuts against the lower groove wall of the annular groove 1 (4021), one side of the plug block 2 (4041) abuts against the lower groove wall of the annular groove 3 (4031); at this time, the liquid inlet interval 1 is closed, and a liquid inlet interval 2 is formed between the plug block 2 (4041) and the annular groove 3 (4031); the liquid inlet hole (4040) corresponding to the annular groove 3 (4031) and the liquid inlet interval and the annular water outlet groove 2 (406) output water to the water outlet head (205) through a water outlet channel 2.

6. The sprinkler water impact measurement device according to claim 5, characterized in that: The adjustment components also include: Two slag discharge holes (600) are provided, and the two slag discharge holes (600) are arranged on the radial outer side of the mounting block (400), one of the slag discharge holes (600) is connected to the second annular groove (4022), and the other slag discharge hole (600) is connected to the fourth annular groove (4032); A slag discharge pipe connected to the two slag discharge holes (600) is provided in the connection block (204).

7. The sprinkler water impact measurement device according to claim 6, characterized in that: The adjustment components also include: An electric push rod (700) is installed inside the connecting block (204); The output end of the electric push rod (700) passes through the second guide cover (502) and is fixedly connected to one side of the guide hole (500) to drive the adjustment core (401) to move back and forth in the mounting block (400), so that the first plug block (404) and the second plug block (4041) can move synchronously.

8. According to the sprinkler head watering impulse measurement device of claim 5, the adjustment component further comprises: The second flow guide pipe (800) is located in the connection block (204), and the second flow guide pipe (800) comprises a liquid inlet end and four liquid outlet ends respectively connected to the four liquid inlet holes (4040); A water flow input hole is provided on one side outside the water flow output head (205), and the liquid inlet end of the second flow guide tube (800) is connected and fixed to the output end of the water flow input hole.

9. The sprinkler water impact measurement device according to claim 4, characterized in that: The transverse cross section of the through groove 1 is fan-shaped, and two through grooves 1 are provided, and the two through grooves 1 are distributed on the inner side wall of the annular water outlet groove 1 (405) in a mirror-image manner; The transverse cross section of the through groove 2 is fan-shaped, and two through grooves are provided, and the two through grooves 1 are distributed on the inner side wall of the annular water outlet groove 2 (406) in a mirror-image manner; Wherein, the first separation net (407) and the second separation net (408) are both in the shape of an inwardly concave arc.

10. A method for measuring the sprinkler water impact force measuring device according to any one of claims 1 to 9, characterized in that: The steps include: Step 1: Debug the equipment; Step 2: Install the nozzle to be tested on the sprinkler mechanism and perform a water discharge test by adjusting the components to see if it can discharge water normally. If not, remove it and replace it. Step 3: If water can be discharged normally, adjust the position of the sprinkler mechanism to move the sprinkler to be tested to the test position set above the impulse measurement area; Step 4: Input water flow to the nozzle to be tested through the adjusting component, and the nozzle to be tested outputs water flow to the middle of the impact test plate, and collects data through the pressure sensor.

Images