Water mist tail end water testing device

Abstract

The utility model discloses a water mist tail end water testing device which comprises a nozzle protection mechanism and a rotating motor installed on one side in the nozzle protection mechanism, a water testing mechanism is arranged at the top of the nozzle protection mechanism, a water mist nozzle is arranged at the bottom of the water testing mechanism, and the nozzle protection mechanism comprises a nozzle protection cover. A spraying through hole is formed in the spray head protective cover, a spraying fixing ring is fixedly installed in the middle of the spraying through hole, a rotating motor is fixedly installed on one side of the interior of the spray head protective cover, the output end of the rotating motor is fixedly connected with a driving bevel gear, and the top of the driving bevel gear is in meshed connection with a rotating bevel gear ring; by arranging the spray head protection mechanism, a spray head protection cover and a protection baffle can be used for wrapping a water mist spray head, meanwhile, a spray through hole in the spray head protection cover is opened by rotating a motor, and by arranging the water testing mechanism, impurities in a water inlet pipe can be filtered through a filter pipe and a filter screen.

Description

Technical Field

[0001] The utility model relates to the technical field of fire protection testing equipment, in particular to a fine water mist terminal water testing device. Background Art

[0002] The automatic sprinkler fire extinguishing system is currently recognized in the world as the most effective self-rescue fire extinguishing method. The system has the advantages of safety, reliability, economy, practicality and high fire extinguishing success rate. The terminal water test device is installed at the sprinkler head at the most unfavorable point of the system pipeline network. It is a device to test the system startup, alarm and linkage functions. The terminal water test device of the automatic sprinkler fire extinguishing system is an important part of the spraying system, so the terminal water test device is required for detection.

[0003] Announcement No. CN 219208853 U discloses a water mist terminal water testing device, including a water inlet pipe and a water testing mechanism, the water outlet end of the water inlet pipe is fixedly connected with a first connecting pipe, the first connecting pipe is fixedly connected with a vertically arranged water filter pipe, a filtering mechanism is arranged inside the water filter pipe, the water outlet end at the bottom of the water filter pipe is fixedly connected with a second connecting pipe, the water testing mechanism is fixedly connected to the bottom of the second connecting pipe, the water in the water inlet pipe is introduced into the water filter pipe, and then passed into the water testing mechanism, the water is filtered by the filtering mechanism in the water filter pipe, so as to avoid the pressure gauge and the nozzle being blocked due to excessive impurities, the filtering mechanism is connected to the water filter pipe by a thread, so that the filtering mechanism is convenient to disassemble and install, and the filtering mechanism is convenient to clean, but the patent still has the following problems in actual use:

[0004] Although the fine water mist terminal water testing device can filter the test water by setting a filtering mechanism to avoid clogging of the pressure gauge and the nozzle due to excessive impurities, there is no relevant protective mechanism at the nozzle to protect the nozzle. The nozzle is exposed to the air for a long time and it is easy to absorb dust and particulate matter, which will cause clogging at the nozzle, thereby affecting the normal operation of the water testing device.

[0005] A water mist terminal water testing device is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide a fine water mist terminal water testing device to solve the problem proposed in the above background technology that although the fine water mist terminal water testing device can filter the test water by setting a filtering mechanism to avoid the pressure gauge and the nozzle being blocked due to excessive impurities, there is no relevant protective mechanism at the nozzle to protect the nozzle. The nozzle is exposed to the air for a long time and it is easy to absorb dust and particulate matter, which leads to blockage at the nozzle, thereby affecting the normal operation of the water testing device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fine water mist terminal water testing device, comprising a nozzle protection mechanism, and a rotating motor installed on one side of the nozzle protection mechanism;

[0008] A water testing mechanism is arranged on the top of the nozzle protection mechanism, and a water mist nozzle is arranged on the bottom of the water testing mechanism;

[0009] Also includes:

[0010] The nozzle protection mechanism comprises a nozzle protection cover, a spray through hole is opened inside the nozzle protection cover, and a spray fixing ring is fixedly installed in the middle of the spray through hole;

[0011] Wherein, the rotating motor is fixedly mounted on one side of the inner part of the nozzle protection cover, and the output end of the rotating motor is fixedly connected to the driving bevel gear;

[0012] The top of the active bevel gear is meshed and connected with a rotating bevel gear ring, and the bottom of the rotating bevel gear ring is meshed and connected with a plurality of driven bevel gears;

[0013] The outer side of the driven bevel gear is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected to the nozzle protective cover, the rotating bevel gear ring is rotatably connected to the nozzle protective cover and the spray fixed ring, the inner side of the driven bevel gear is fixedly connected with a protective baffle, the end of the protective baffle is rotatably connected to a support block, and the top of the support block is fixedly connected to a support column.

[0014] Preferably, the water testing mechanism includes a filter tube, connecting flanges are symmetrically installed at both ends of the filter tube, a sewage pipe is fixedly installed in the middle of the filter tube, a locking knob is threadedly connected to the bottom of the sewage pipe, a filter screen is slidably connected to the inside of the sewage pipe, and the filter screen is snap-connected to the filter tube.

[0015] Preferably, the left side of the filter tube is fixedly connected to a water inlet pipe, a control valve is provided in the middle of the water inlet pipe, the right side of the filter tube is fixedly connected to a connecting straight pipe, the end of the connecting straight pipe is fixedly connected to a connecting elbow, and the bottom of the connecting elbow is fixedly connected to a water outlet pipe.

[0016] Preferably, a solenoid valve is provided on the left side of the water outlet pipe, a pressure gauge is provided on the right side of the water outlet pipe, the water mist nozzle is fixedly installed at the bottom of the water outlet pipe, a first protective cover is provided at the bottom of the pressure gauge, and a connecting hinge is fixedly connected to the end of the first protective cover.

[0017] Preferably, the top of the connecting hinge is rotatably connected to a second protective cover, first connecting blocks are symmetrically installed on both sides of the end of the first protective cover, and second connecting blocks are symmetrically installed on both sides of the end of the second protective cover, and the internal threads of the first connecting block and the second connecting block are connected with connecting bolts.

[0018] Preferably, the nozzle protection cover is sleeved on the outside of the water mist nozzle, and the support column is fixedly installed on the bottom of the water mist nozzle.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the water mist end water testing device can not only wrap the water mist nozzle with the nozzle protection cover and the protection baffle by setting the nozzle protection mechanism, but also realize the rotation of several protection baffles by rotating the motor to open the spray through hole inside the nozzle protection cover, and can not only filter the impurities in the water inlet pipe with the filter pipe and the filter net by setting the water testing mechanism, but also close the water inlet pipe through the control valve, and turn the locking knob to open the bottom of the sewage pipe to clean the impurities, and the specific contents are as follows:

[0020] 1. By setting up the nozzle protection mechanism, not only can the nozzle protection cover and the protection baffle be used to wrap the water mist nozzle, but the protection baffle can be closed when the water mist nozzle is not in use, so as to provide safety protection for the water mist nozzle, and prevent dust and dust particles from adhering to the water outlet of the water mist nozzle, thereby causing the water mist nozzle to be blocked and affecting the normal operation of the water testing device. At the same time, by rotating the motor to drive the active bevel gear to rotate, the meshing action between the rotating bevel gear ring and the driven bevel gear is used to realize the rotation of several protection baffles, so that the spray through hole inside the nozzle protection cover is opened, so that the water mist nozzle can work normally and the service life of the water mist nozzle is improved;

[0021] 2. By setting up the water testing mechanism, not only can the filter tube and the filter net be used to filter the impurities in the water inlet pipe, but the water inlet pipe can be closed by the control valve, and the bottom of the sewage pipe can be opened by turning the locking knob, and the filter net can be taken out from the inside of the filter tube and the sewage pipe to clean the impurities, so as to avoid the impurities in the water causing the water outlet pipe and the water mist nozzle to be blocked, thereby affecting the normal operation of the water testing device; by setting up the first protective cover and the second protective cover, the pressure gauge can be wrapped to avoid the phenomenon of damage to the pressure gauge caused by external uncertain factors and increase the maintenance cost; the first protective cover and the second protective cover can be opened by connecting the bolts to facilitate the maintenance or replacement of the pressure gauge. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0023] Figure 2 It is a three-dimensional structural diagram of the nozzle protection mechanism in the utility model;

[0024] Figure 3 It is a schematic diagram of the three-dimensional structure of the rotating bevel gear ring and the protective baffle in the utility model;

[0025] Figure 4It is a three-dimensional structural schematic diagram of the water testing mechanism in the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the filter tube and filter screen in the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the first protective cover and the second protective cover in the present invention in the unfolded state.

[0028] In the figure: 1. nozzle protection mechanism; 101. nozzle protection cover; 102. spray through hole; 103. spray fixing ring; 104. rotating motor; 105. driving bevel gear; 106. rotating bevel gear ring; 107. driven bevel gear; 108. rotating shaft; 109. protection baffle; 110. support block; 111. support column; 2. water testing mechanism; 201. filter tube; 202. connecting flange; 203. sewage discharge pipe; 204, locking knob; 205, filter; 206, water inlet pipe; 207, control valve; 208, connecting straight pipe; 209, connecting elbow; 210, water outlet pipe; 211, solenoid valve; 212, pressure gauge; 213, water mist nozzle; 214, first protective cover; 215, connecting hinge; 216, second protective cover; 217, first connecting block; 218, second connecting block; 219, connecting bolts. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-6The utility model provides a technical solution: a water mist terminal water testing device, comprising a nozzle protection mechanism 1, and a rotating motor 104 installed on one side of the nozzle protection mechanism 1, a water testing mechanism 2 is arranged on the top of the nozzle protection mechanism 1, and a water mist nozzle 213 is arranged on the bottom of the water testing mechanism 2, the nozzle protection mechanism 1 comprises a nozzle protection cover 101, a spray through hole 102 is opened inside the nozzle protection cover 101, a spray fixing ring 103 is fixedly installed in the middle of the spray through hole 102, wherein the rotating motor 104 is fixedly installed on the nozzle On one side of the interior of the head protection cover 101, the output end of the rotating motor 104 is fixedly connected to a driving bevel gear 105, wherein the top of the driving bevel gear 105 is meshedly connected to a rotating bevel gear ring 106, and the bottom of the rotating bevel gear ring 106 is meshedly connected to a plurality of driven bevel gears 107, and the outer side of the driven bevel gear 107 is fixedly connected to a rotating shaft 108, and the rotating shaft 108 is rotatably connected to the nozzle protection cover 101, and the rotating bevel gear ring 106 is rotatably connected to the nozzle protection cover 101 and the spray fixing ring 103, and the inner side of the driven bevel gear 107 is fixed A protective baffle 109 is connected, and the end of the protective baffle 109 is rotatably connected to a support block 110, and the top of the support block 110 is fixedly connected to a support column 111, and the nozzle protection cover 101 is sleeved on the outside of the water mist nozzle 213, and the support column 111 is fixedly installed at the bottom of the water mist nozzle 213. By setting the nozzle protection mechanism 1, not only can the nozzle protection cover 101 and the protective baffle 109 be used to wrap the water mist nozzle 213, but also the protective baffle 109 can be closed when the water mist nozzle 213 is not in use, thereby Safety protection is performed to prevent dust and powder particles from adhering to the water outlet of the water mist nozzle 213, thereby causing the water mist nozzle 213 to be blocked and affecting the normal operation of the water testing device. At the same time, the active bevel gear 105 is driven to rotate by the rotating motor 104, and the meshing action between the rotating bevel gear ring 106 and the driven bevel gear 107 is utilized to realize the rotation of several protective baffles 109, so that the spray through hole 102 inside the nozzle protective cover 101 is opened, so that the water mist nozzle 213 can work normally and the service life of the water mist nozzle 213 is increased.

[0031] The water testing mechanism 2 includes a filter tube 201, and connecting flanges 202 are symmetrically installed at both ends of the filter tube 201. A sewage pipe 203 is fixedly installed in the middle of the filter tube 201. The bottom of the sewage pipe 203 is threadedly connected with a locking knob 204. A filter screen 205 is slidably connected inside the sewage pipe 203. The filter screen 205 is snap-connected with the filter tube 201. A water inlet pipe 206 is fixedly connected to the left side of the filter tube 201. A control valve 207 is provided in the middle of the water inlet pipe 206. A connecting straight pipe 208 is fixedly connected to the right side of the filter tube 201. The end of the connecting straight pipe 208 is fixedly connected with a connecting elbow 209, the bottom of the connecting elbow 209 is fixedly connected with a water outlet pipe 210, a solenoid valve 211 is arranged on the left side of the water outlet pipe 210, a pressure gauge 212 is arranged on the right side of the water outlet pipe 210, a water mist nozzle 213 is fixedly installed at the bottom of the water outlet pipe 210, a first protective cover 214 is arranged at the bottom of the pressure gauge 212, the end of the first protective cover 214 is fixedly connected with a connecting hinge 215, the top of the connecting hinge 215 is rotatably connected with a second protective cover 216, and the first protective cover 21 4 is symmetrically provided with first connecting blocks 217 on both sides of the end of the second protective cover 216, and second connecting blocks 218 are symmetrically provided with second connecting blocks 218 on both sides of the end of the second protective cover 216. The first connecting blocks 217 and the second connecting blocks 218 are internally threadedly connected with connecting bolts 219. By setting the water testing mechanism 2, not only can the impurities in the water inlet pipe 206 be cleaned by using the filter pipe 201 and the filter screen 205, but also the water inlet pipe 206 can be closed by the control valve 207, and the bottom of the sewage pipe 203 can be opened by turning the locking knob 204, and the filter screen 205 can be removed from the filter pipe 201. 01 and the inside of the sewage pipe 203 are taken out to clean the impurities to avoid the impurities in the water causing the blockage of the water outlet pipe 210 and the water mist nozzle 213, thereby affecting the normal operation of the water testing device; the pressure gauge 212 can be wrapped by arranging the first protective cover 214 and the second protective cover 216 to avoid the pressure gauge 212 being damaged by external uncertain factors and increase the maintenance cost; the first protective cover 214 and the second protective cover 216 can be opened by connecting the bolts 219 to facilitate the maintenance or replacement of the pressure gauge 212.

[0032] Working principle: Before using this water mist terminal water test device, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 6As shown, first, when the water testing device is in operation, the rotating motor 104 is started to drive the active bevel gear 105 to rotate, and the meshing action between the rotating bevel gear ring 106 and the driven bevel gear 107 is used to realize the rotation of several protective baffles 109, so that the spray through hole 102 inside the nozzle protective cover 101 is opened, and the solenoid valve 211 is started to make the water mist nozzle 213 work normally. Secondly, when the pressure gauge 212 shows that the water pressure is insufficient, the control valve 207 is rotated to close the water inlet pipe 206, and the bottom of the sewage pipe 203 is opened by rotating the locking knob 204, and the filter screen 205 is taken out from the inside of the filter pipe 201 and the sewage pipe 203 to clean the impurities, so as to prevent the impurities in the water from causing the water outlet pipe 210 and the water mist nozzle 213 to be damaged. The phenomenon of blockage affects the normal operation of the water testing device. After the water testing is completed, the water mist nozzle 213 is wrapped with the nozzle protective cover 101 and the protective baffle 109. When the water mist nozzle 213 is not in use, the protective baffle 109 can be closed to provide safety protection for the water mist nozzle 213 to prevent dust and dust particles from adhering to the water outlet of the water mist nozzle 213, thereby causing the water mist nozzle 213 to be blocked and affecting the normal operation of the water testing device. Finally, the connecting bolt 219 can be removed from the inside of the first connecting block 217 and the second connecting block 218 by rotating the connecting bolt 219, and the first protective cover 214 and the second protective cover 216 can be opened to facilitate the maintenance or replacement of the pressure gauge 212.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A water mist terminal water testing device, comprising a nozzle protection mechanism (1), and a rotating motor (104) installed on one side of the nozzle protection mechanism (1); A water testing mechanism (2) is arranged on the top of the nozzle protection mechanism (1), and a water mist nozzle (213) is arranged on the bottom of the water testing mechanism (2); It is characterized in that Also includes: The nozzle protection mechanism (1) comprises a nozzle protection cover (101), a spray through hole (102) is provided inside the nozzle protection cover (101), and a spray fixing ring (103) is fixedly installed in the middle of the spray through hole (102); The rotating motor (104) is fixedly mounted on one side of the inner part of the nozzle protection cover (101), and the output end of the rotating motor (104) is fixedly connected to the driving bevel gear (105); The top of the active bevel gear (105) is meshedly connected with a rotating bevel gear ring (106), and the bottom of the rotating bevel gear ring (106) is meshedly connected with a plurality of driven bevel gears (107); The outer side of the driven bevel gear (107) is fixedly connected to a rotating shaft (108), the rotating shaft (108) is rotatably connected to the nozzle protective cover (101), the rotating bevel gear ring (106) is rotatably connected to the nozzle protective cover (101) and the spray fixed ring (103), the inner side of the driven bevel gear (107) is fixedly connected to a protective baffle (109), the end of the protective baffle (109) is rotatably connected to a support block (110), and the top of the support block (110) is fixedly connected to a support column (111).

2. A water mist terminal water testing device according to claim 1, characterized in that: The water testing mechanism (2) comprises a filter tube (201), connecting flanges (202) are symmetrically installed at both ends of the filter tube (201), a sewage pipe (203) is fixedly installed in the middle of the filter tube (201), a locking knob (204) is threadedly connected to the bottom of the sewage pipe (203), a filter screen (205) is slidably connected inside the sewage pipe (203), and the filter screen (205) is snap-fitted and connected to the filter tube (201).

3. A water mist terminal water testing device according to claim 2, characterized in that: The left side of the filter tube (201) is fixedly connected to a water inlet pipe (206), the middle of the water inlet pipe (206) is provided with a control valve (207), the right side of the filter tube (201) is fixedly connected to a connecting straight pipe (208), the end of the connecting straight pipe (208) is fixedly connected to a connecting elbow (209), and the bottom of the connecting elbow (209) is fixedly connected to a water outlet pipe (210).

4. A water mist terminal water testing device according to claim 3, characterized in that: A solenoid valve (211) is arranged on the left side of the water outlet pipe (210), a pressure gauge (212) is arranged on the right side of the water outlet pipe (210), the water mist nozzle (213) is fixedly installed at the bottom of the water outlet pipe (210), a first protective cover (214) is arranged at the bottom of the pressure gauge (212), and a connecting hinge (215) is fixedly connected to the end of the first protective cover (214).

5. A water mist terminal water testing device according to claim 4, characterized in that: The top of the connecting hinge (215) is rotatably connected to a second protective cover (216); first connecting blocks (217) are symmetrically installed on both sides of the end of the first protective cover (214); second connecting blocks (218) are symmetrically installed on both sides of the end of the second protective cover (216); and connecting bolts (219) are connected to the internal threads of the first connecting block (217) and the second connecting block (218).

6. The water mist terminal water testing device according to claim 1, characterized in that: The nozzle protection cover (101) is sleeved on the outside of the water mist nozzle (213), and the support column (111) is fixedly installed on the bottom of the water mist nozzle (213).

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