CN212166391U

CN212166391U - Liquid level measurement and control device for fire water tank

Info

Publication number: CN212166391U
Application number: CN201922476358.2U
Authority: CN
Inventors: 林新桓; 李才远
Original assignee: Grace Fluid Technology Co ltd
Current assignee: Grace Fluid Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-18
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a fire water tank correlation equipment field, concretely relates to fire water tank liquid level measurement and control device, comprising a water tank, the inside water storage chamber that is equipped with of water tank, water storage chamber right side inner wall lower extreme middle part fixedly connected with spacing ring, the cover has level sensor on the spacing ring, the level sensor top is connected with the observing and controlling box through the data line, observing and controlling box front end left side is provided with display panel, observe and control box middle part and right side and be provided with high level alarm and low level alarm respectively, it is provided with switch to observe and control box right side lower extreme, observe and control box bottom left and right sides is provided with two sets of sucking disc subassemblies respectively, sucking disc subassembly bottom mounting adsorbs on the water tank top, measure and place and install locating component on the hole, the utility model provides a can with the accurate demonstration of the liquid level in the water tank and have fine alarming function and easy to assemble observe and control box simultaneously can be Provided is a device.

Description

Liquid level measurement and control device for fire water tank

Technical Field

The utility model relates to a fire water tank correlation equipment field, concretely relates to fire water tank liquid level measurement and control device.

Background

With the development of society, the urbanization construction is more and more popular, and with the expansion of buildings and the extension of dry weather, the fire disaster condition is easy to occur in cities and towns; the fire is treated, or the fire is extinguished through the help of residents and neighbors, or the fire is extinguished by fire fighters in a fire alarm mode; when a fire fighter puts out a fire, whether water exists in the fire water tank or not is a key index, and under the conventional condition, whether water exists in the fire water tank or not is usually observed through a self-made buoy, and whether water exists in the fire water tank or not is obtained through display of a glass tube; or whether the fire water tank has water is observed by adopting a mode of combining the floating ball and the magnetic turning plate, and the fire water tank has the defects of high corrosion possibility and low cost performance by adopting the mode of combining the floating ball and the magnetic turning plate.

But the liquid level measurement and control equipment among the prior art can not be fine shows with numerical value accuracy, does not have fine alarming function simultaneously, and the installation to observing and controlling the box among the prior art is inconvenient and can not be fine fix a position the data line.

To the problem, the utility model designs a fire water tank liquid level measurement and control device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire water tank liquid level measurement and control device, which is not enough for the prior art. The problem is solved as far as possible to provide one kind can with the accurate demonstration of the liquid level in the water tank come out and have fine alarming function and easy to assemble observe and control the measurement and control device that the box can be fine simultaneously with the fixed location of data line.

The utility model discloses a following technical scheme realizes:

the utility model provides a fire water tank liquid level measurement and control device, includes the water tank, the inside water storage chamber that is equipped with of water tank, water storage chamber right side inner wall lower extreme middle part fixedly connected with spacing ring, the cover has level sensor on the spacing ring, the level sensor top is connected with through the data line and observes and controls the box, it is provided with display panel to observe and control box front end left side, it is provided with high-order alarm and low level alarm respectively to observe and control box middle part and right side, it is provided with switch to observe and control box right side lower extreme, it is provided with two sets of sucking disc subassemblies respectively to observe and control box bottom left and right sides, sucking disc subassembly bottom mounting adsorbs on the water tank top, water tank top right side front portion is equipped with.

Preferably, a water inlet and a water outlet are respectively arranged at the upper part and the lower part of the left side of the front end of the water tank.

Preferably, a measurement light column display is arranged on the left side of the front end of the display panel, a measurement value display is arranged on the lower portion of the front end of the display panel, and the measurement light column display and the measurement value display are respectively and electrically connected with a power supply.

Preferably, the sucking disc subassembly contains sucking disc, connecting rod, support and fixed disk, support lower extreme cross section is the arc, the support center is equipped with the through-hole, connecting rod sliding connection through-hole, the one end of connecting rod stretches out support and fixedly connected with gland, and the other end stretches out the through-hole is connected through the fixed disk of connecting in the bottom the sucking disc, sucking disc bottom one side is provided with the handle, the sucking disc is located the bottom inboard of support, the gland bottom is provided with the spring, the spring bottom is still connected at support top inboard.

Preferably, the top end of the gland is fixedly connected to the bottom end of the measurement and control box, and the sucker is fixedly adsorbed to the top end of the water tank.

Preferably, locating component contains connecting bolt, drive bolt, bearing, the tight piece of removal clamp and the tight piece of fixed clamp, the connecting bolt middle part is equipped with the through wires hole about running through, the data line is worn to establish in this through wires hole, connecting bolt upper end inboard is equipped with the spacing spout that is linked together with the through wires hole, the connecting bolt upper end outside is equipped with the embedded groove, be equipped with the drive screw hole between embedded groove and the spacing spout, this drive screw hole of drive bolt threaded connection, drive bolt left end fixedly connected with bearing inner race, bearing outer lane fixed connection is on the mounting groove inner wall that the tight piece right side of removal clamp was equipped with, the tight piece of removal clamp sliding connection limit chute, through wires hole left side inner wall fixedly connected with presss from both sides the tight piece with the fixed clamp of removal clamp on same water.

Preferably, the threaded connection of connecting bolt lower extreme is measured and is placed the hole, threading hole diameter is greater than the data line diameter, the fixed tight piece of clamp is the rubber material and bonds and fix in the threading hole, the drive bolt is hexagon socket head cap screw.

Preferably, the liquid level sensor, the measurement and control box, the high-level alarm, the low-level alarm and the power switch are respectively and electrically connected with a power supply.

Preferably, a single chip microcomputer is arranged inside the measurement and control box, the model of the single chip microcomputer is STM32F103RCT6, and a chip with the model of RS485 is arranged in the display panel.

Preferably, the output end of the liquid level sensor is electrically connected with the input end of the single chip microcomputer, the output end of the single chip microcomputer is electrically connected with the input ends of the high-level alarm and the low-level alarm respectively, and the output end of the single chip microcomputer is also electrically connected with the input ends of the measuring light column display and the measuring value display respectively.

The utility model has the advantages that: through the inside liquid level of level sensor measurement water tank that sets up and transmit the liquid level information for the singlechip in observing and controling the box through the data line, the singlechip is handled again, show the processing result respectively on measuring light column display and measured value display, can be vivid and accurate know the liquid level in the water tank, and send alarm signal when the liquid level is higher or lower through high-order alarm and the low level alarm that set up, the condition in the suggestion staff water tank, can be fine fix the box on the water tank will observing and controling through the sucking disc subassembly, avoid punching the installation to the destruction that the water tank caused, also easy to assemble simultaneously and dismantle, can be fine fix the data line position through locating component, avoid the data line overlength to fall into inside the water tank, thereby cause the influence to the measurement of liquid level in the water tank.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a cross-sectional view of the present invention at the positioning assembly;

fig. 4 is a circuit diagram of the RS485 chip of the present invention;

fig. 5 is a circuit diagram of the STM32F103RCT6 single chip microcomputer of the present invention.

In the figure: 1-a water tank, 101-a water storage cavity, 102-a water inlet, 103-a water outlet, 2-a limiting ring, 3-a liquid level sensor, 4-a data line, 5-a measurement and control box, 6-a display panel, 7-a measurement light column display, 8-a measurement value display, 9-a high-level alarm, 10-a low-level alarm, 11-a power switch, 12-a sucker component, 1201-a support, 1202-a sucker, 1203-a connecting rod, 1204-a gland, 1205-a fixed disk, 1206-a spring, 13-a positioning component, 1301-a connecting bolt, 13011-a threading hole, 13012-a limiting chute, 13013-an embedded groove, 1302-a driving bolt, 1303-a bearing, 1304-a movable clamping block and 1305-a fixed clamping block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, a liquid level measuring and controlling device for a fire water tank comprises a water tank 1, a water storage cavity 101 is arranged in the water tank 1, a limiting ring 2 is fixedly connected to the middle of the lower end of the inner wall of the right side of the water storage cavity 101, a liquid level sensor 3 is sleeved on the limiting ring 2, the top end of the liquid level sensor 3 is connected with a measuring and controlling box 5 through a data line 4, a display panel 6 is arranged on the left side of the front end of the measuring and controlling box 5, a high-level alarm 9 and a low-level alarm 10 are respectively arranged on the middle and the right side of the measuring and controlling box 5, a power switch 11 is arranged at the lower end of the right side of the measuring and controlling box 5, two groups of sucker assemblies 12 are respectively arranged on the left and the right sides of the bottom end of the measuring and controlling box 5, the bottom ends of the sucker assemblies 12 are fixedly adsorbed at the top, the lower part of the front end of the display panel 6 is provided with a measured value display 8, the measuring light column display 7 and the measured value display 8 are respectively and electrically connected with a power supply, the liquid level sensor 3, the measurement and control box 5, the high-level alarm 9, the low-level alarm 10 and the power switch 11 are respectively and electrically connected with a power supply, a single chip microcomputer is arranged in the measurement and control box 5, the model of the single chip microcomputer is STM32F103RCT6, a chip with the model of RS485 is arranged in the display panel 6, the output end of the liquid level sensor 3 is electrically connected with the input end of the single chip microcomputer, the output end of the single chip microcomputer is respectively and electrically connected with the input ends of the measuring light column display 7 and the measured value display 8, the liquid level in the water tank is measured by the liquid level sensor 3, the liquid level information is transmitted to the, the processing results are respectively displayed on the measuring light column display 7 and the measured value display 8, the liquid level in the water tank can be visually and accurately known, and an alarm signal is sent when the liquid level is higher or lower through the arranged high-level alarm 9 and the low-level alarm 10, so that the condition in the water tank of a worker is prompted.

Please refer to fig. 2, the suction cup assembly 12 includes a suction cup 1202, a connecting rod 1203, a support 1201 and a fixing disc 1205, a cross section of a lower end of the support 1201 is arc-shaped, a through hole is formed in a center of the support 1201, the connecting rod 1203 is slidably connected with the through hole, one end of the connecting rod 1203 extends out of the support 1201 and is fixedly connected with a gland 1204, the other end of the connecting rod 1203 extends out of the through hole and is connected with the suction cup 1202 through the fixing disc 1205 connected to the bottom end, a handle is arranged on one side of the bottom end of the suction cup 1202, the suction cup 1202 is located on an inner side of the bottom end of the support 1201, a spring 1206 is arranged at the bottom end of the gland 1204, the bottom end of the gland 1204 is fixedly connected to a bottom end of the measurement and control box 5.

Referring to fig. 2 to 3, the positioning assembly 13 includes a connecting bolt 1301, a driving bolt 1302, a bearing 1303, a movable clamping block 1304 and a fixed clamping block 1305, a threading hole 13011 penetrating through the middle of the connecting bolt 1301 is disposed at the upper and lower sides thereof, a data line 4 is disposed in the threading hole 13011, a limit sliding slot 13012 communicated with the threading hole 13011 is disposed at the inner side of the upper end of the connecting bolt 1301, an embedded slot 13013 is disposed at the outer side of the upper end of the connecting bolt 1301, a driving threaded hole is disposed between the embedded slot 13013 and the limit sliding slot 13012, the driving bolt 1302 is in threaded connection with the driving threaded hole, the left side of the driving bolt 1302 is fixedly connected with an inner ring of the bearing 1303, the outer ring of the bearing 1303 is fixedly connected to an inner wall of a mounting groove disposed at the right side of the movable clamping block 1304, the movable clamping block 1304 is slidably connected with the limit sliding slot 13012, the left side inner, threading hole 13011 diameter is greater than data line 4 diameters, and fixed clamp 1305 is the rubber material and bonds to be fixed in threading hole 13011, and drive bolt 1302 is hexagon socket head cap screw, and fix data line 4 rigidity that can be fine through locating component 13, avoid data line 4 overlength to fall into inside water tank 1 to the measurement of liquid level causes the influence in the water tank 1.

In the utility model, when the device is needed, the positioning component 13 is firstly arranged on the data line 4 in a penetrating way, the liquid level sensor 3 is placed in the water storage cavity 101 through the measuring placing hole, the liquid level sensor 3 is sleeved in the limit ring 2, the data line 4 is pulled upwards at the moment to keep the data line 4 in a vertically tensioned state, the driving bolt 1302 is rotated, the movable clamping block 1304 slides inwards along the limit sliding groove 13012 at the moment, and the fixed clamping block 1305 is matched to clamp and position the data line 4 well, the overlong data line 4 is prevented from falling into the water tank 1, thereby influencing the measurement of the liquid level in the water tank 1, then the two groups of sucker components 12 which are symmetrically arranged in the measuring and controlling box 5 at the left and right sides of the bottom end are fixed at the top end of the water tank 1, when the device is fixed, only a proper position is needed to be found to press the water tank 1 downwards, the air in the sucking disc, form the environment of negative pressure, thereby reach and adsorb fixed effect, can guarantee fixed stability through support 1201, avoid punching the destruction that the installation caused water tank 1, simultaneously also easy to assemble and dismantlement, after the installation of whole device is accomplished, the power of switch-on device, press switch 11 button this moment, whole device can normally work, in the time of work, measure the liquid level of water incasement portion through level sensor 3 and transmit the singlechip in the observing and controlling box with liquid level information through data line 4, the singlechip is handled again, show the processing result respectively on measuring light column display 7 and measured value display 8, can be vivid and accurate know the liquid level in the water tank, and send alarm signal when the liquid level is higher or lower through high level alarm 9 and low level alarm 10 that set up, indicate the condition in the staff water tank.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a fire water tank liquid level measurement and control device which characterized in that: the water storage device comprises a water tank (1), a water storage cavity (101) is arranged in the water tank (1), a limiting ring (2) is fixedly connected to the middle of the lower end of the inner wall of the right side of the water storage cavity (101), a liquid level sensor (3) is sleeved on the limiting ring (2), the top end of the liquid level sensor (3) is connected with a measurement and control box (5) through a data line (4), a display panel (6) is arranged on the left side of the front end of the measurement and control box (5), a high-level alarm (9) and a low-level alarm (10) are respectively arranged on the middle part and the right side of the measurement and control box (5), a power switch (11) is arranged at the lower end of the right side of the measurement and control box (5), two groups of sucker components (12) are respectively arranged on the left side and the right side of the bottom end of the, and a positioning component (13) is arranged on the measurement placing hole.

2. The fire water tank liquid level measurement and control device of claim 1, characterized in that: a water inlet (102) and a water outlet (103) are respectively arranged at the upper part and the lower part of the left side of the front end of the water tank (1).

3. The fire water tank liquid level measurement and control device of claim 1, characterized in that: display panel (6) front end left side is provided with measures light column display (7), display panel (6) front end lower part is provided with measured value display (8), measure light column display (7) and measured value display (8) electric connection respectively has the power.

4. The fire water tank liquid level measurement and control device of claim 1, characterized in that: sucking disc subassembly (12) contain sucking disc (1202), connecting rod (1203), support (1201) and fixed disk (1205), support (1201) lower extreme cross section is the arc, support (1201) center is equipped with the through-hole, connecting rod (1203) sliding connection through-hole, the one end of connecting rod (1203) stretches out support (1201) and fixedly connected with gland (1204), and the other end stretches out the through-hole is connected through fixed disk (1205) at the bottom sucking disc (1202), sucking disc (1202) bottom one side is provided with the handle, sucking disc (1202) are located the bottom inboard of support (1201), gland (1204) bottom is provided with spring (1206), support (1201) top inboard is still connected in spring (1206) bottom.

5. The fire water tank liquid level measurement and control device of claim 4, characterized in that: the top end of the gland (1204) is fixedly connected to the bottom end of the measurement and control box (5), and the sucker (1202) is fixedly adsorbed to the top end of the water tank (1).

6. The fire water tank liquid level measurement and control device of claim 1, characterized in that: the positioning assembly (13) comprises a connecting bolt (1301), a driving bolt (1302), a bearing (1303), a movable clamping block (1304) and a fixed clamping block (1305), wherein a threading hole (13011) penetrating through the connecting bolt (1301) from top to bottom is formed in the middle of the connecting bolt, a data line (4) penetrates through the threading hole (13011), a limiting sliding groove (13012) communicated with the threading hole (13011) is formed in the inner side of the upper end of the connecting bolt (1301), an embedded groove (13013) is formed in the outer side of the upper end of the connecting bolt (1301), a driving threaded hole is formed between the embedded groove (13013) and the limiting sliding groove (13012), the driving bolt (1302) is in threaded connection with the driving threaded hole, the left end of the driving bolt (1302) is fixedly connected with an inner ring of the bearing (1303), the outer ring of the bearing (1303) is fixedly connected to the inner wall of a mounting groove formed in the right side of the movable clamping block (1304), and the movable clamping, the inner wall of the left side of the threading hole (13011) is fixedly connected with a fixed clamping block (1305) which is on the same horizontal line with the movable clamping block (1304).

7. The fire water tank liquid level measurement and control device of claim 6, characterized in that: the lower end of the connecting bolt (1301) is in threaded connection with a measuring placing hole, the diameter of the threading hole (13011) is larger than that of the data line (4), the fixed clamping block (1305) is made of rubber and is fixedly bonded in the threading hole (13011), and the driving bolt (1302) is an inner hexagonal bolt.

8. The fire water tank liquid level measurement and control device of claim 1, characterized in that: the liquid level sensor (3), the measurement and control box (5), the high-level alarm (9), the low-level alarm (10) and the power switch (11) are respectively and electrically connected with a power supply.

9. The fire water tank liquid level measurement and control device of claim 1, characterized in that: observe and control box (5) inside and be provided with the singlechip, the singlechip model is STM32F103RCT6, display panel (6) built-in model is RS 485's chip.

10. The fire water tank liquid level measurement and control device of claim 9, characterized in that: the liquid level sensor (3) output electric connection singlechip input, the singlechip output electric connection has high-order alarm (9) and low level alarm (10) input respectively, just the singlechip output is still electric connection respectively and measures light column display (7) and measured value display (8) input.