CN111811601A - Outdoor water gauge that prevents frostbite of high accuracy - Google Patents
Outdoor water gauge that prevents frostbite of high accuracy Download PDFInfo
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- CN111811601A CN111811601A CN202010710221.3A CN202010710221A CN111811601A CN 111811601 A CN111811601 A CN 111811601A CN 202010710221 A CN202010710221 A CN 202010710221A CN 111811601 A CN111811601 A CN 111811601A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
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Abstract
The invention discloses a high-precision outdoor anti-freezing water meter which comprises an anti-freezing box body, wherein the left side surface and the right side surface of the anti-freezing box body are respectively communicated with a water inlet pipe groove and a water outlet pipe groove, the top of the anti-freezing box body is provided with a box door, the left inner wall and the right inner wall of the anti-freezing box body are both fixedly provided with mounting plates, the bottom of each mounting plate is fixedly provided with a first slide rail, the bottom of each first slide rail is movably connected with a guide block, the bottom of each guide block is fixedly provided with a straight plate, the side surfaces, close to the two straight plates, of the two straight plates are both provided with a partition plate, a water meter placing box body is arranged. The invention can play the role of heat preservation and insulation on the front side, the back side, the left side and the right side of the water meter placing box body through the arranged partition plates, and reduces the influence of the external environment on the water meter body in the water meter placing box body, thereby avoiding the burst of the water meter.
Description
Technical Field
The invention belongs to the field of water meters, relates to an anti-freezing water meter technology, and particularly relates to a high-precision outdoor anti-freezing water meter.
Background
The water meter is a meter for measuring water flow, mostly for measuring the accumulated flow of water, and generally divided into a positive displacement water meter and a speed water meter, which originate from the united kingdom, the development of the water meter has a history of nearly two hundred years, when selecting the specification of the water meter, the size and the flow range of the used flow under the normal condition should be estimated first, and then the water meter with the specification of which the common flow is closest to the value is selected as the first choice.
In the northern and southern parts of China, water meters of some old-fashioned residential buildings are concentrated to be out of doors and are arranged outdoors. In cold winter, the outdoor water meters are seriously damaged by freezing because the outdoor environment temperature is reduced and the outdoor water meters which are arranged in a centralized way lack corresponding heat preservation measures.
Chinese patent No. CN110823307A discloses an anti-freezing water meter, which can effectively wrap the joint of a measuring tube and a water pipe through a first anti-freezing device arranged at one end of the measuring tube and a second anti-freezing device arranged at one end of the water pipe, and tightly attach an annular elastic thermal pad to the joint by screwing the annular elastic thermal pad, so that the anti-freezing water meter is novel in manner and good in effect; however, extremely cold weather often appears at night in winter in northern and southern parts of China, and some heat preservation measures can have poor effects, so that the antifreezing water meter is used under the condition that the antifreezing water meter has poor effects in a manner of preserving heat to prevent freezing, water in the water meter still extrudes the water meter body after being subjected to condensation and solid expansion, a shell of the water meter body is subjected to unrecoverable deformation, the subsequent use precision of the water meter body is influenced, and even the water meter shell is directly crushed to cause the condition of water meter scrapping, so that the antifreezing water meter can only be used in an environment with a low temperature but cannot be used in an environment with extremely cold weather and an extremely low temperature, certain limitation exists in the application range, and the feasibility of mass production and manufacturing is not high.
Disclosure of Invention
The invention aims to provide a high-precision outdoor anti-freezing water meter, which adopts a partition plate to carry out omnibearing package on a water meter placing box body and reduces the influence of external environment temperature on the working environment of the water meter by using package type heat preservation; the water meter can be used in extremely cold weather and extremely low temperature environments, water in the water meter enters the anti-freezing shell through the overflow port after expanding, the elastic block is extruded, the pressure on the water meter shell is reduced, the water meter body is prevented from being damaged due to extrusion, meanwhile, the elastic deformation generated by the elastic block can be recovered after ice melts, the elastic block can repeatedly perform anti-freezing treatment on the water meter body, and the service life of the water meter and the precision of the water meter during use are greatly improved; in addition, the water meter placing box body is stably placed in the anti-freezing box body, the partition plate provides a heat preservation effect, meanwhile, the water meter placing box body can be fixed, and the stability of the working environment of the water meter is improved; only need press the water gauge downwards and place the box placing the in-process, can make baffle and arc clamp splice synchronous motion through trapezoidal plate, installation pole, first connecting block, gear, second connecting block, head rod, second connecting rod isotructure, utilize the mechanical cooperation between the structure, reduce operating procedure, alleviateed staff's operating pressure.
The technical problems to be solved by the invention are as follows:
(1) how to provide a water meter which is not easy to be frozen and burst under outdoor cold environment;
(2) how to avoid the water meter from cracking when the water in the water meter is condensed, solidified and expanded;
(3) how to provide an anti-freezing water meter which can automatically adjust the temperature of the working environment of the water meter;
(4) how to guarantee that the water gauge can install stably outdoors, provide the protection to the water gauge.
The purpose of the invention can be realized by the following technical scheme:
a high-precision outdoor anti-freezing water meter comprises an anti-freezing box body, wherein the left side surface and the right side surface of the anti-freezing box body are respectively communicated with a water inlet pipe groove and a water outlet pipe groove, the top of the anti-freezing box body is provided with a box door, the top of the box door is fixedly provided with a handle, the left inner wall and the right inner wall of the anti-freezing box body are both fixedly provided with mounting plates, the bottom of each mounting plate is fixedly provided with a first slide rail, the bottom of each first slide rail is movably connected with a guide block, the bottom of each guide block is fixedly provided with a straight plate, the side surfaces, close to the two straight plates, of each guide block are respectively provided with a partition plate, a water meter placing box body is arranged in the anti-freezing box body;
the anti-freezing box comprises an anti-freezing box body, wherein two symmetrical base plates are fixedly arranged on the inner bottom wall of the anti-freezing box body, a second slide rail is fixedly arranged at the top of the base plate, two symmetrical slide blocks are movably connected to the top of the second slide rail, a first connecting block is fixedly arranged between the tops of the two slide blocks, first racks which are uniformly distributed are fixedly arranged at the top of the first connecting block, two symmetrical rotating rods are movably connected to the inner wall of the back of the anti-freezing box body through bearings, gears are fixedly arranged on the outer surfaces of the rotating rods, two symmetrical fixed plates are fixedly arranged on the back of the anti-freezing box body, a connecting cylinder is fixedly arranged at the top of each fixed plate through the corresponding fixed block, third slide rails are fixedly arranged on the inner top wall and the inner bottom wall of the connecting cylinder, an installation rod is movably connected between the side surfaces, which are close to each, a telescopic rod and a first spring are fixedly arranged between one end, far away from the two mounting rods, of each mounting rod and the inner side wall of the anti-freezing box body, two symmetrical connecting frames are fixedly arranged at the bottoms of the mounting rods, a second connecting block is fixedly arranged between the bottoms of the two connecting frames, and second racks which are uniformly distributed are fixedly arranged at the bottom of the second connecting block;
the left side wall and the right side wall of the anti-freezing box body are both fixedly provided with a fourth slide rail, the side surface of the fourth slide rail is movably connected with an installation block through a fixed block, a first connecting rod is hinged between the bottom of the installation block and the top of the installation rod, and two symmetrical second connecting rods are hinged between the side surface of the installation block and the side surface of the straight plate;
the water meter placing box comprises a water meter placing box body, a cover plate, a handle, a first heat-preserving plate, an electric heating tube, a temperature sensor and a temperature control switch, wherein the cover plate is arranged at the top of the water meter placing box body;
the water meter comprises a water meter body, a water meter core, an anti-freezing shell, an elastic block and a water meter core, wherein the inner bottom wall of the water meter body is provided with the water meter core, the top of the water meter core is fixedly provided with the anti-freezing shell, two symmetrical overflow ports are formed between the inner bottom wall of the anti-freezing shell and the inner top wall of the water meter core, and the elastic block is fixedly arranged between the;
the partition plate comprises a side plate, two symmetrical vertical plates and a bottom plate, wherein the two vertical plates are respectively and fixedly connected to the front end and the rear end of the side surface of the side plate, the bottom plate is fixedly connected between the bottoms of the side plate and the vertical plates, and vacuum grooves are formed in the side plate, the vertical plates and the bottom plate;
the gear is meshed with the first rack and the second rack;
the side surfaces of the two first connecting blocks, which are close to each other, are fixedly provided with arc-shaped clamping blocks through fixing blocks;
the inner wall of the sleeve is provided with two symmetrical sliding chutes, a sliding plate is movably connected between the two sliding chutes, the top surface of the sliding plate is fixedly connected with the bottom of the connecting column, and a second spring is fixedly arranged between the bottom surface of the sliding plate and the inner bottom wall of the sleeve;
the temperature sensor is electrically connected with the temperature control switch, and the temperature control switch is electrically connected with the electric heating tube.
Furthermore, the first spring is sleeved on the outer surface of the telescopic rod, and a gap is reserved between the inner ring of the first spring and the outer surface of the telescopic rod.
Furthermore, the bottom of the first connecting rod inclines towards the direction close to the connecting cylinder, and one end, close to the straight plate, of the second connecting rod inclines upwards.
Furthermore, the side face, far away from the first connecting block, of the arc-shaped clamping block is fixedly provided with a magnet, and the inner circular face of the arc-shaped clamping block is fixedly provided with an anti-slip pad.
Furthermore, the middle part of the connecting column is provided with an annular clamping groove, and the size of the annular clamping groove is matched with that of the arc-shaped clamping block.
Furthermore, the two backing plates and the straight plate are symmetrical relative to the connecting column.
Further, a second heat insulation board is embedded in the top surface of the trapezoidal board.
Furthermore, one end of the mounting rod, which is close to the trapezoidal plate, is provided with a wedge-shaped opening, and the inclined surface of the wedge-shaped opening is matched with the inclined surface of the trapezoidal plate.
The invention has the beneficial effects that: the invention has the following beneficial effects:
1. the water meter placing box body is provided with a partition board, wherein the partition board is arranged on the water meter placing box body, and the partition board is used for performing heat preservation and heat insulation on the front side, the rear side, the left side and the right side of the water meter placing box body;
2. the water in the water meter can be prevented from being extruded and broken by compressing the elastic block when the water in the water meter expands and solidifies in the presence of cold through the structures such as the anti-freezing shell, the overflow port, the elastic block and the like, and the water in the water meter can be prevented from being influenced by external cold air in the presence of extremely cold weather;
3. the temperature sensor and the temperature control switch arranged on the inner wall of the water meter placing box body can be used for switching on a circuit of the electric heating pipe when the internal temperature of the water meter placing box body is lower than a specified threshold value, so that the air in the water meter placing box body is heated, and the influence of the external environment temperature on the working environment of the water meter is further reduced;
4. place the box through the baffle and carry out the chucking to the water gauge, arc clamp splice card goes into ring groove simultaneously, guarantees that the water gauge places that the box can be stable place inside the box that prevents frostbite, and the installation only need press the water gauge downwards and place the box simultaneously, extrudees second spring and first spring, promotes two baffles through first connecting rod and second connecting rod and is close to mutually to finally place the box chucking with the water gauge, the installation is simple and convenient.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 4 is a front cross-sectional view of the sleeve construction of the present invention;
FIG. 5 is a front cross-sectional view of a connector barrel construction of the present invention;
FIG. 6 is a top view of a first connecting block structure of the present invention;
FIG. 7 is a front cross-sectional view of the water meter holding box structure of the present invention;
fig. 8 is a front cross-sectional view of the water meter body structure of the present invention;
FIG. 9 is a front cross-sectional view of a trapezoidal plate structure of the present invention;
FIG. 10 is a perspective cross-sectional view of a baffle structure of the present invention;
FIG. 11 is a side view of the structure of the anti-freezing box body of the invention.
In the figure: 1. an anti-freezing box body; 2. a water inlet pipe groove; 3. a water outlet pipe groove; 4. a box door; 5. a grip; 6. mounting a plate; 7. a first slide rail; 8. a guide block; 9. a straight plate; 10. a partition plate; 101. a side plate; 102. a vertical plate; 103. a base plate; 104. a vacuum tank; 11. a water meter placing box body; 111. a cover plate; 112. a handle; 113. a first heat-insulating plate; 114. an electric heating tube; 115. a temperature sensor; 116. a temperature control switch; 117. a water meter body; 1171. a water meter movement; 1172. an anti-freezing shell; 1173. an overflow port; 1174. an elastic block; 12. a trapezoidal plate; 121. a second insulation board; 13. connecting columns; 131. an annular clamping groove; 14. a sleeve; 141. a chute; 142. a slide plate; 143. a second spring; 15. a base plate; 16. a second slide rail; 17. a slider; 18. a first connection block; 19. a first rack; 20. a rotating rod; 21. a gear; 22. a fixing plate; 23. a connecting cylinder; 24. a third slide rail; 25. mounting a rod; 26. a telescopic rod; 27. a first spring; 28. a connecting frame; 29. a second connecting block; 30. a second rack; 31. a fourth slide rail; 32. mounting blocks; 33. a first connecting rod; 34. a second connecting rod; 35. an arc-shaped clamping block; 351. a magnet; 352. a non-slip mat.
Detailed Description
As shown in fig. 1-11, a high-precision outdoor anti-freezing water meter comprises an anti-freezing box body 1, the left and right sides of the anti-freezing box body 1 are respectively communicated with a water inlet pipe groove 2 and a water outlet pipe groove 3, the top of the anti-freezing box body 1 is provided with a box door 4, the top of the box door 4 is fixedly provided with a handle 5, the left and right inner walls of the anti-freezing box body 1 are respectively fixedly provided with a mounting plate 6, the bottom of the mounting plate 6 is fixedly provided with a first slide rail 7, the bottom of the first slide rail 7 is movably connected with a guide block 8, the bottom of the guide block 8 is fixedly provided with a straight plate 9, the sides of the two straight plates 9 close to each other are respectively provided with a partition plate 10, the water meter placing box body 11 is arranged inside the anti-freezing box body 1, the bottom of the, the bottom of the sleeve 14 is fixedly connected with the inner bottom wall of the anti-freezing box body 1;
the anti-freezing box body comprises an anti-freezing box body 1, and is characterized in that two symmetrical base plates 15 are fixedly arranged on the inner bottom wall of the anti-freezing box body 1, a second slide rail 16 is fixedly arranged on the top of the base plate 15, two symmetrical slide blocks 17 are movably connected to the top of the second slide rail 16, a first connecting block 18 is fixedly arranged between the tops of the two slide blocks 17, first racks 19 which are uniformly distributed are fixedly arranged on the top of the first connecting block 18, two symmetrical rotating rods 20 are movably connected to the inner wall of the back of the anti-freezing box body 1 through bearings, gears 21 are fixedly arranged on the outer surfaces of the rotating rods 20, two symmetrical fixing plates 22 are fixedly arranged on the back of the anti-freezing box body 1, a connecting cylinder 23 is fixedly arranged on the top of the fixing plates 22 through fixing blocks, third slide rails 24 are fixedly arranged on the inner top wall and the inner bottom wall of the, the left end and the right end of each mounting rod 25 penetrate through the connecting cylinder 23 and extend to the outside of the connecting cylinder 23, a telescopic rod 26 and a first spring 27 are fixedly mounted between one end, far away from the two mounting rods 25, of each mounting rod and the inner side wall of the anti-freezing box body 1, two symmetrical connecting frames 28 are fixedly mounted at the bottom of each mounting rod 25, a second connecting block 29 is fixedly mounted between the bottoms of the two connecting frames 28, and second racks 30 which are uniformly distributed are fixedly mounted at the bottom of each second connecting block 29;
the left side wall and the right side wall of the anti-freezing box body 1 are both fixedly provided with a fourth slide rail 31, the side surface of the fourth slide rail 31 is movably connected with an installation block 32 through a fixed block, a first connecting rod 33 is hinged between the bottom of the installation block 32 and the top of the installation rod 25, and two symmetrical second connecting rods 34 are hinged between the side surface of the installation block 32 and the side surface of the straight plate 9;
the water meter placing box comprises a water meter placing box body 11, a cover plate 111 is arranged at the top of the water meter placing box body 11, a handle 112 is fixedly installed at the top of the cover plate 111, the right side of the cover plate 111 is hinged to the inner top wall of the water meter placing box body 11, a first heat preservation plate 113 is embedded in the bottom surface of the cover plate 111, an electric heating pipe 114 is arranged on the inner wall of the back surface of the water meter placing box body 11, a temperature sensor 115 and a temperature control switch 116 are arranged on the inner bottom wall of the water meter placing box body 11;
a water meter core 1171 is arranged on the inner bottom wall of the water meter body 117, an anti-freezing shell 1172 is fixedly arranged at the top of the water meter core 1171, two symmetrical overflow ports 1173 are formed between the inner bottom wall of the anti-freezing shell 1172 and the inner top wall of the water meter core 1171, and an elastic block 1174 is fixedly arranged between the inner top wall of the anti-freezing shell 1172 and the inner bottom wall;
the partition board 10 comprises a side board 101, two symmetrical vertical boards 102 and a bottom board 103, wherein the two vertical boards 102 are respectively and fixedly connected to the front end and the rear end of the side surface of the side board 101, the bottom board 103 is fixedly connected between the bottoms of the side board 101 and the vertical boards 102, and vacuum grooves 104 are formed in the side board 101, the vertical boards 102 and the bottom board 103; the side plates 101 and the vertical plates 102 are used for providing wrapping type heat preservation for the front side, the rear side, the left side and the right side of the water meter placing box body 11, and the influence of the external environment temperature on the internal temperature of the water meter placing box body 11 is reduced;
the gear 21 is meshed with the first rack 19 and the second rack 30;
the side surfaces of the two first connecting blocks 18 close to each other are fixedly provided with arc-shaped clamping blocks 35 through fixing blocks;
two symmetrical sliding grooves 141 are formed in the inner wall of the sleeve 14, a sliding plate 142 is movably connected between the two sliding grooves 141, the top surface of the sliding plate 142 is fixedly connected with the bottom of the connecting column 13, and a second spring 143 is fixedly arranged between the bottom surface of the sliding plate 142 and the inner bottom wall of the sleeve 14;
the temperature sensor 115 is electrically connected with the temperature control switch 116, and the temperature control switch 116 is electrically connected with the electrothermal tube 114; when the temperature in the water meter placing box body 11 is lower than the designated threshold value, the temperature sensor 115 transmits a temperature signal to the temperature control switch 116, the temperature control switch 116 is automatically connected with a circuit of the electric heating tube 114, the electric heating tube 114 is used for heating the air in the water meter placing box body 11, the water in the water meter is prevented from being solidified and expanded when meeting the condensation, the direct influence of the external environment temperature on the temperature of the water in the water meter is reduced, and the service life of the water meter is prolonged.
The first spring 27 is sleeved on the outer surface of the telescopic rod 26, and a gap is left between the inner ring of the first spring 27 and the outer surface of the telescopic rod 26. The outer surface of the rain telescopic rod 26 is prevented from contacting when the first spring 27 stretches, unnecessary friction is generated, abrasion of the first spring 27 and the telescopic rod 26 is reduced, and the service life of equipment parts is prolonged.
The bottom of the first connecting rod 33 is inclined toward the connecting cylinder 23, and the end of the second connecting rod 34 adjacent to the straight plate 9 is inclined upward. When the two mounting rods 25 are separated from each other, the mounting block 32 can be pushed to move upwards through the first connecting rod 33, and in the process that the mounting block 32 moves upwards, the straight plate 9 can be pushed transversely through the two second connecting rods 34 to move towards the direction close to the water meter placing box body 11, and finally the water meter placing box body 11 is wrapped by the two partition plates 10;
the side of the arc-shaped clamping block 35 far away from the first connecting block 18 is fixedly provided with a magnet 351, and the inner circular surface of the arc-shaped clamping block 35 is fixedly provided with an anti-skid pad 352. The magnet 351 can tightly attract the two arc-shaped clamping blocks 35 together after the connecting column 13 is clamped by the two arc-shaped clamping blocks 35, and meanwhile, the anti-slip pad 352 can prevent the connecting column 13 from sliding when being clamped, so that the water meter placing box body 11 can be stably placed in the anti-freezing box body 1, and the water meter can work in a stable environment;
an annular clamping groove 131 is formed in the middle of the connecting column 13, and the size of the annular clamping groove 131 is matched with that of the arc-shaped clamping block 35. The arc-shaped clamping block 35 tightly clamps the connecting column 13 at the annular clamping groove 131, so that the connecting column 13 is prevented from bouncing upwards under the reaction force of the second spring 143, and the installation stability of the water meter placing box body 11 is further ensured;
the two backing plates 15 and the straight plate 9 are symmetrical relative to the connecting column 13. When the water meter placing box body 11 is pressed downwards, the two partition plates 10 are enabled to synchronously move towards the direction close to the water meter placing box body 11, and the two partition plates 10 can be ensured to be simultaneously attached to the side face of the water meter placing box body 11;
a second insulation board 121 is embedded in the top surface of the trapezoidal plate 12. For the water gauge place box 11 provide the heat preservation effect in the bottom, in the region that bottom plate 103 can not cover, cooperation curb plate 101, riser 102, bottom plate 103 place box 11 to the water gauge and carry out the parcel formula heat preservation, reduce the influence of external environment to water gauge operational environment temperature, prolong the life of water gauge.
One end of the mounting rod 25 close to the trapezoidal plate 12 is provided with a wedge-shaped opening, and the inclined surface of the wedge-shaped opening is matched with the inclined surface of the trapezoidal plate 12. When the trapezoidal plate 12 moves down, the two mounting rods 25 are extruded through the wedge-shaped opening, so that the two mounting rods 25 are mutually far away, the partition plate 10 above is driven to be close to the water meter placing box body 11, the arc-shaped clamping blocks 35 below are driven to be close to the connecting column 13, finally the two partition plates 10 and the water meter placing box body 11 are attached to each other, the two arc-shaped clamping blocks 35 clamp the connecting column 13 at the ring-shaped clamping groove 131, and the stability of the installation of the box body 11 placed on the heat preservation effect and the water meter is guaranteed.
A high-precision outdoor anti-freezing water meter is characterized in that when the high-precision outdoor anti-freezing water meter is used, a cover plate of a box door and a water meter placing box body is opened, the water meter is stably placed on the inner bottom wall of the water meter placing box body, the cover plate is tightly covered, the water meter placing box body and a trapezoidal plate synchronously move downwards, two mounting rods are squeezed open in the downward moving process of the trapezoidal plate, the two mounting rods are separated from each other, the mounting rods upwards push mounting blocks to move upwards through first connecting rods in the process, the mounting blocks push a partition plate to move towards the direction close to the water meter placing box body in the upward moving process through two second connecting rods until side plates of the partition plate are tightly attached to the side face of the water meter placing box body, meanwhile, the two second connecting blocks are driven to be separated from each other through the mounting rods which are separated from each other through second rack gears to rotate, the rotating gears drive the two first, the connecting column is clamped tightly by the two arc-shaped clamping blocks close to each other at the annular clamping groove of the connecting column along with the continuous downward movement of the connecting column, the two arc-shaped clamping blocks are tightly attracted by the magnet, the water meter placing box body is tightly wrapped by the side plate, the vertical plate and the trapezoidal plate of the partition plate at the moment, the installation stability of the water meter is extremely high, and meanwhile, the vacuum groove, the first heat-preserving plate and the second heat-preserving plate carry out wrapping type heat preservation on the water meter placing box body, so that the influence of external environment temperature on the internal temperature of the water meter;
along with the increasing of the service time of the water meter, the heat insulation effect of the equipment is weakened continuously, at the moment, the temperature of the water meter in the box body is greatly influenced by the temperature of the external environment, when the temperature in the water meter placing box is lower than the designated threshold value, the temperature sensor transmits a temperature signal to the temperature control switch, the temperature control switch is automatically connected with a circuit of the electric heating tube, the electric heating tube is used for heating the air in the water meter placing box, the water in the water meter is prevented from being solidified and expanded when meeting the condensation, the direct influence of the external environment temperature on the temperature of the water in the water meter is reduced, the service life of the water meter is prolonged, and the air in the water meter placing box is continuously heated along with the electric heating tube, when the temperature is higher than the designated threshold value, the temperature sensor transmits a temperature signal to the temperature control switch, and the temperature control switch automatically cuts off a circuit of the electric heating pipe, so that the water meter body is prevented from being damaged due to overhigh temperature;
when the water meter is in extremely cold weather, the effects of temperature insulation and automatic temperature control of the equipment are poor, at the moment, water in the water meter cannot be influenced by the temperature of the external environment, the water in the water meter freezes and expands after being cooled, and the water freezes and is a slow process.
The invention has the following beneficial effects:
1. the water meter placing box body is provided with a partition board, wherein the partition board is arranged on the water meter placing box body, and the partition board is used for performing heat preservation and heat insulation on the front side, the rear side, the left side and the right side of the water meter placing box body;
2. the water in the water meter can be prevented from being extruded and broken by compressing the elastic block when the water in the water meter expands and solidifies in the presence of cold through the structures such as the anti-freezing shell, the overflow port, the elastic block and the like, and the water in the water meter can be prevented from being influenced by external cold air in the presence of extremely cold weather;
3. the temperature sensor and the temperature control switch arranged on the inner wall of the water meter placing box body can be used for switching on a circuit of the electric heating pipe when the internal temperature of the water meter placing box body is lower than a specified threshold value, so that the air in the water meter placing box body is heated, and the influence of the external environment temperature on the working environment of the water meter is further reduced;
4. place the box through the baffle and carry out the chucking to the water gauge, arc clamp splice card goes into ring groove simultaneously, guarantee that the water gauge is placed inside the box can be stable placing at the frostproofing box of box, the installation only need press the water gauge downwards and place the box simultaneously, extrude second spring and first spring, promote two baffles through first connecting rod and second connecting rod and be close to mutually, and finally place the box chucking with the water gauge, the installation is simple and convenient, utilize the mechanical cooperation between the structure, reduce operation steps, staff's operating pressure has been alleviateed.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (8)
1. The utility model provides an outdoor water gauge that prevents frostbite of high accuracy, its characterized in that, including prevent frostbite box (1), the side communicates respectively about prevent frostbite box (1) has inlet pipe groove (2) and outlet pipe groove (3), prevent frostbite box (1) top is provided with chamber door (4), chamber door (4) top fixed mounting has handle (5), the equal fixed mounting of inner wall has mounting panel (6) about prevent frostbite box (1), mounting panel (6) bottom fixed mounting has first slide rail (7), first slide rail (7) bottom swing joint has guide block (8), guide block (8) bottom fixed mounting has straight plate (9), and the side that two straight plates (9) are close to mutually all is provided with baffle (10), prevent frostbite box (1) inside is provided with the water gauge and places box (11), the water gauge is placed box (11) bottom fixed mounting and is trapezoidal plate (12), a connecting column (13) is fixedly mounted at the bottom of the trapezoidal plate (12), a sleeve (14) is arranged at the bottom of the connecting column (13), and the bottom of the sleeve (14) is fixedly connected with the inner bottom wall of the anti-freezing box body (1);
the anti-freezing box is characterized in that two symmetrical base plates (15) are fixedly mounted on the inner bottom wall of the anti-freezing box body (1), a second sliding rail (16) is fixedly mounted at the top of the base plate (15), two symmetrical sliding blocks (17) are movably connected at the top of the second sliding rail (16), a first connecting block (18) is fixedly mounted between the tops of the two sliding blocks (17), first racks (19) which are uniformly distributed are fixedly mounted at the top of the first connecting block (18), two symmetrical rotating rods (20) are movably connected on the inner wall of the back of the anti-freezing box body (1) through bearings, gears (21) are fixedly mounted on the outer surfaces of the rotating rods (20), two symmetrical fixing plates (22) are fixedly mounted on the back of the anti-freezing box body (1), a connecting cylinder (23) is fixedly mounted on the top of the fixing plates (22), and a third sliding rail (24) is fixedly mounted on the inner top wall and, an installation rod (25) is movably connected between the side faces, close to each other, of the two third sliding rails (24) through a fixing block, the left end and the right end of the installation rod (25) penetrate through the connecting cylinder (23) and extend to the outside of the connecting cylinder (23), a telescopic rod (26) and a first spring (27) are fixedly installed between the end, far away from each of the two installation rods (25), of the installation rod and the inner side wall of the anti-freezing box body (1), two symmetrical connecting frames (28) are fixedly installed at the bottom of the installation rod (25), a second connecting block (29) is fixedly installed between the bottoms of the two connecting frames (28), and second racks (30) which are uniformly distributed are fixedly installed at the bottom of the second connecting block (29);
the left side wall and the right side wall of the anti-freezing box body (1) are both fixedly provided with a fourth sliding rail (31), the side surface of the fourth sliding rail (31) is movably connected with an installation block (32) through a fixed block, a first connecting rod (33) is hinged between the bottom of the installation block (32) and the top of the installation rod (25), and two symmetrical second connecting rods (34) are hinged between the side surface of the installation block (32) and the side surface of the straight plate (9);
the water meter placing box comprises a water meter placing box body (11), wherein a cover plate (111) is arranged at the top of the water meter placing box body (11), a handle (112) is fixedly installed at the top of the cover plate (111), the right side of the cover plate (111) is hinged to the inner top wall of the water meter placing box body (11), a first heat preservation plate (113) is embedded into the bottom surface of the cover plate (111), an electric heating pipe (114) is arranged on the inner wall of the back surface of the water meter placing box body (11), a temperature sensor (115) and a temperature control switch (116) are arranged on the inner bottom wall of the water meter placing box body (11), and a water;
a water meter core (1171) is arranged on the inner bottom wall of the water meter body (117), an anti-freezing shell (1172) is fixedly installed at the top of the water meter core (1171), two symmetrical overflow ports (1173) are formed between the inner bottom wall of the anti-freezing shell (1172) and the inner top wall of the water meter core (1171), and an elastic block (1174) is fixedly installed between the inner top wall of the anti-freezing shell (1172) and the inner bottom wall;
the partition plate (10) comprises a side plate (101), two symmetrical vertical plates (102) and a bottom plate (103), the two vertical plates (102) are fixedly connected to the front end and the rear end of the side face of the side plate (101) respectively, the bottom plate (103) is fixedly connected between the bottoms of the side plate (101) and the vertical plates (102), and vacuum grooves (104) are formed in the side plate (101), the vertical plates (102) and the bottom plate (103);
the gear (21) is meshed with the first rack (19) and the second rack (30);
the side surfaces of the two first connecting blocks (18) close to each other are fixedly provided with arc-shaped clamping blocks (35) through fixing blocks;
two symmetrical sliding grooves (141) are formed in the inner wall of the sleeve (14), a sliding plate (142) is movably connected between the two sliding grooves (141), the top surface of the sliding plate (142) is fixedly connected with the bottom of the connecting column (13), and a second spring (143) is fixedly installed between the bottom surface of the sliding plate (142) and the inner bottom wall of the sleeve (14);
the temperature sensor (115) is electrically connected with the temperature control switch (116), and the temperature control switch (116) is electrically connected with the electrothermal tube (114).
2. A high-precision outdoor antifreezing water meter as set forth in claim 1, wherein the first spring (27) is sleeved on the outer surface of the telescopic rod (26), and a gap is left between the inner ring of the first spring (27) and the outer surface of the telescopic rod (26).
3. A high accuracy outdoor antifreeze water meter as set forth in claim 1, wherein said first connecting rod (33) is inclined at its bottom toward the connecting cylinder (23), and said second connecting rod (34) is inclined at its end toward the straight plate (9) upward.
4. A high accuracy outdoor anti-freezing water meter according to claim 1, characterized in that the side of the arc-shaped clamping block (35) far from the first connecting block (18) is fixedly installed with a magnet (351), and the inner circle surface of the arc-shaped clamping block (35) is fixedly installed with an anti-skid pad (352).
5. The high-precision outdoor anti-freezing water meter as claimed in claim 1, wherein an annular clamping groove (131) is formed in the middle of the connecting column (13), and the size of the annular clamping groove (131) is matched with that of the arc-shaped clamping block (35).
6. A high accuracy outdoor antifreeze water meter as set forth in claim 1, characterized in that both the backing plate (15) and the straight plate (9) are symmetrical with respect to the connecting column (13).
7. A high accuracy outdoor anti-freezing water meter according to claim 1, characterized in that a second insulation board (121) is embedded in the top surface of said trapezoidal board (12).
8. A high accuracy outdoor anti-freezing water meter according to claim 1, characterized in that the end of the mounting rod (25) near the trapezoidal plate (12) is provided with a wedge-shaped opening, the slope of which is adapted to the slope of the trapezoidal plate (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010710221.3A CN111811601B (en) | 2020-07-22 | 2020-07-22 | Outdoor water gauge that prevents frostbite of high accuracy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010710221.3A CN111811601B (en) | 2020-07-22 | 2020-07-22 | Outdoor water gauge that prevents frostbite of high accuracy |
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| CN111811601A true CN111811601A (en) | 2020-10-23 |
| CN111811601B CN111811601B (en) | 2022-04-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113286460A (en) * | 2021-04-07 | 2021-08-20 | 东华工程科技股份有限公司 | Multi-interface explosion-proof and high-protection-level industrial communication equipment |
| CN115727914A (en) * | 2022-11-18 | 2023-03-03 | 济南砂敦敦包装有限责任公司 | Anti-freezing and anti-corrosion water meter box |
| CN116878602A (en) * | 2023-09-07 | 2023-10-13 | 威海道亨自动化技术有限公司 | Concentrated installation metering acquisition device for multipath water meters |
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| FR2664961A1 (en) * | 1990-07-18 | 1992-01-24 | Gouyette Gilbert | Chest protected against freezing, for a water meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113286460A (en) * | 2021-04-07 | 2021-08-20 | 东华工程科技股份有限公司 | Multi-interface explosion-proof and high-protection-level industrial communication equipment |
| CN115727914A (en) * | 2022-11-18 | 2023-03-03 | 济南砂敦敦包装有限责任公司 | Anti-freezing and anti-corrosion water meter box |
| CN115727914B (en) * | 2022-11-18 | 2024-03-12 | 济南砂敦敦包装有限责任公司 | Anti-freezing anti-corrosion water meter box |
| CN116878602A (en) * | 2023-09-07 | 2023-10-13 | 威海道亨自动化技术有限公司 | Concentrated installation metering acquisition device for multipath water meters |
| CN116878602B (en) * | 2023-09-07 | 2023-12-08 | 威海道亨自动化技术有限公司 | Concentrated installation metering acquisition device for multipath water meters |
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|---|---|
| CN111811601B (en) | 2022-04-12 |
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