Water meter calibration table

Abstract

The utility model relates to the technical field of water meter detection, in particular to a water meter verification table which comprises a workbench, a water supply mechanism is installed at one end of the workbench, and a verification mechanism is installed at the other end of the workbench. A mounting mechanism for mounting a water meter is fixedly arranged in the middle of the top surface of the workbench; the mounting mechanism comprises a mounting plate fixedly mounted in the center of the top face of the workbench, a supporting assembly is arranged on the mounting plate, and the bottom end of the supporting assembly penetrates through the mounting plate and the workbench to the position below the workbench. A butt joint assembly is further fixedly mounted on the top surface of the mounting plate, and the butt joint assembly is used for communicating the water meter with the water supply mechanism and the verification mechanism; according to the installation mechanism, the installation assembly and the butt joint assembly are arranged in a matched mode, the water meter and the standard water meter can be rapidly installed in series by controlling the two fifth guide pipes to move close to each other, and the water meter can be rapidly disassembled by controlling the two fifth guide pipes to move away from each other; therefore, the working efficiency of water meter verification is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water meter detection technical field, concretely is a water meter calibration bench. BACKGROUND

[0002] Water meter may appear inaccuracy of measurement after long time use, therefore needs to carry out calibration regularly to ensure its measurement accuracy and reliability.

[0003] The existing water meter calibration equipment includes installation platform, installs the standard water meter water supply equipment and the water collecting tank on the installation platform, when using, the water meter to be measured is connected in series with the standard water meter, the water supply equipment is passed to the water meter, then the display data of standard water meter and test water meter are compared, and the accuracy of water meter is judged.

[0004] But the calibration equipment in the prior art still has the following shortcomings in the use process:

[0005] When installing the water meter to be measured, the two ends of the water meter are connected through the threaded pipe connecting piece to realize the series installation with the standard water meter, the dismounting process is relatively cumbersome, and the use is inconvenient. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a water meter calibration bench to solve the problems in the prior art.

[0007] The utility model can solve the problems in the prior art by the following technical scheme:

[0008] A water meter calibration bench, including the workbench, the bottom surface of the workbench is fixedly installed with the support column near the corner, one end of the workbench is installed with the water supply mechanism, the other end is installed with the verification mechanism, the bottom surface of the workbench is fixedly connected with the U-shaped hanging plate, the U-shaped hanging plate is provided with the limiting seat one below the water supply mechanism and the limiting seat two below the verification mechanism at both ends, the water storage tank and the water collecting tank are limitedly installed on the U-shaped hanging plate through the limiting seat one and the limiting seat two respectively, the top surface middle position of the workbench is fixedly provided with the mounting mechanism for installing the water meter, and the both ends of the mounting mechanism are fixedly connected with the water supply mechanism and the verification mechanism through-penetration type;

[0009] The mounting mechanism includes the mounting plate fixedly installed at the center position of the workbench top surface, the mounting plate is provided with the support assembly, and the bottom end of the support assembly penetrates the mounting plate and the workbench to the lower side of the workbench.

[0010] The top surface of the mounting plate is also fixedly installed with the docking assembly, and the docking assembly is used to penetrate the water meter between the water supply mechanism and the verification mechanism.

[0011] Further, the support assembly comprises a placing plate arranged above the mounting plate, a threaded rod is rotatably connected to the center of the bottom surface of the placing plate, the bottom end of the threaded rod is screwed through the mounting plate and slidably penetrates the workbench and is fixedly installed with a knob;

[0012] The bottom surface of the placing plate is fixedly connected with a limiting rod at both ends, and the bottom end of the limiting rod is slidably penetrated through the mounting plate and the workbench to the lower side of the workbench.

[0013] Further, the docking assembly comprises two fixed seats fixedly installed at both ends of the top surface of the mounting plate, a guide rod and a bidirectional screw rod are fixedly connected between the two ends of the two fixed seats, a motor is fixedly installed on the outer side of one fixed seat near the bidirectional screw rod, and one end of the bidirectional screw rod near the motor is rotatably penetrated through the corresponding fixed seat and fixedly connected with the output shaft end of the motor.

[0014] The guide rod and the bidirectional screw rod are connected with two sliding seats symmetrically distributed about the middle position of the guide rod, one end of the sliding seat is slidably connected with the guide rod, and the other end of the sliding seat is threadedly connected with the bidirectional screw rod.

[0015] The top surface of the sliding seat is fixedly installed with a supporting rod, the top end of the supporting rod is fixedly installed with a limiting ring, and the connecting assembly is slidably installed in the limiting ring.

[0016] Further, the connecting assembly comprises a guide pipe five, the guide pipe five is slidably penetrated in the limiting ring, a stop ring is fixedly installed on the periphery of the guide pipe five near one end of the inner side of the limiting ring, and a spring is fixedly connected between the end surface of the stop ring and the limiting ring and sleeved on the periphery of the guide pipe five.

[0017] The side of the stop ring away from the spring is fixedly installed with a sealing gasket;

[0018] The end of the guide pipe five away from the stop ring is fixedly connected with a telescopic corrugated pipe.

[0019] Further, the water supply mechanism comprises a mounting seat one fixedly installed on the top surface of the workbench, a water pump two is fixedly installed on the mounting seat one, the water inlet end of the water pump two is fixedly connected with a guide pipe one, and the end of the guide pipe one away from the water pump two is penetrated through the workbench and extended into the water storage tank;

[0020] The water outlet end of the water pump two is fixedly connected with a guide pipe two, and the end of the guide pipe two away from the guide pipe five is fixedly connected with the telescopic corrugated pipe.

[0021] Further, the verification mechanism includes a mounting seat two fixedly installed on the top surface of the workbench, a standard water meter is fixedly installed on the mounting seat two, a water inlet end of the standard water meter is fixedly connected with a conduit three, and one end of the conduit three away from the standard water meter is fixedly connected with one end of the corresponding position of the telescopic bellows away from the conduit five.

[0022] A water outlet end of the standard water meter is fixedly connected with a conduit four, and one end of the conduit four away from the standard water meter extends through the rear of the workbench to the water collecting tank.

[0023] Further, the U-shaped hanging plate is further provided with a backflow assembly, the backflow assembly includes a water pump one fixedly installed on the U-shaped hanging plate, a backflow pipe two is fixedly connected with a water inlet end of the water pump one, and one end of the backflow pipe two away from the water pump one extends to the water collecting tank.

[0024] A backflow pipe one is fixedly connected with a water outlet end of the water pump one, and one end of the backflow pipe one away from the water pump one extends to the water storage tank.

[0025] Further, the bottom end of the support column is fixedly installed with a locking universal wheel.

[0026] The utility model discloses the beneficial effect:

[0027] 1, the installation mechanism of the utility model is through the cooperation of installation component and butt joint component, can realize the quick series connection installation of water meter and standard water meter through the control of the close moving of two conduit fives, realizes the quick disassembly of water meter through the control of the moving away of two conduit fives, thereby improve the work efficiency of water meter calibration.

[0028] 2, the utility model can reflect the butt joint strength of conduit five and water meter through the compression degree of spring, and through the setting, can avoid the situation that the sealing performance is insufficient because of the reduction of butt joint strength, or the situation that the water inlet end and the water outlet end of water meter can be extruded and damaged because of too much butt joint strength.

[0029] 3, in the backflow assembly, the water pump one is backflowed to the water storage tank through the backflow pipe two and the backflow pipe one, can repeatedly use water, reduces the resource waste. ACCURACY

[0030] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, for ordinary skilled person in the art, without paying the creative labor, can also obtain other drawings according to these drawings;

[0031] Figure 1 It is the three-dimensional schematic view of the overall structure of the utility model.

[0032] Figure 2 is Figure 1 is an enlarged view of part A in the figure;

[0033] Figure 3 is Figure 1 is a three-dimensional schematic view from another angle;

[0034] Figure 4 is Figure 3 is an enlarged view of part B in the figure;

[0035] Figure 5 is a structural schematic view of the connection relationship between the water meter and the mounting mechanism in the utility model;

[0036] Figure 6 is Figure 5 is an enlarged view of part C in the figure;

[0037] In the figure, the reference signs are as follows:

[0038] 1 - workbench, 2 - support column, 3 - locking universal wheel, 4 - U-shaped hanging plate, 5 - limit seat one, 6 - water storage tank, 7 - backflow conduit one, 8 - water pump one, 9 - mounting seat one, 10 - conduit one, 11 - water pump two, 12 - conduit two, 13 - conduit three, 14 - mounting seat two, 15 - standard water meter, 16 - conduit four, 17 - backflow conduit two, 18 - water collecting tank, 19 - limit seat two, 20 - telescopic corrugated pipe, 21 - conduit five, 22 - limit ring, 23 - mounting plate, 24 - sliding seat, 25 - guide rod, 26 - bidirectional screw rod, 27 - motor, 28 - support rod, 29 - spring, 30 - stop ring, 31 - sealing gasket, 32 - placing plate, 33 - limit rod, 34 - threaded rod, 36 - fixing seat, 37 - knob, 38 - water meter. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0040] Embodiment 1: please refer to Figures 1-6The utility model discloses an embodiment of a water meter calibration platform, including work table 1, the bottom surface of work table 1 is fixedly installed with the pillar 2 in the position close to the corner, and one end of work table 1 is installed with the water supply mechanism, and the other end is installed with the verification mechanism, and the bottom surface of work table 1 is fixedly connected with U-shaped hanger plate 4, and the U-shaped hanger plate 4 is provided with the limit seat no. 1 5 below the water supply mechanism and the limit seat no. 2 19 below the verification mechanism respectively in both end positions, and the U-shaped hanger plate 4 is limitedly installed with the water storage tank 6 and the water collecting tank 18 respectively through the limit seat no. 1 5 and the limit seat no. 2 19, and the top surface middle position of work table 1 is fixedly provided with the mounting mechanism for installing the water meter 38, and the both ends of the mounting mechanism are fixedly connected with the water supply mechanism and the verification mechanism through -type between,

[0041] The mounting mechanism includes a mounting plate 23 fixedly installed at the center of the top surface of the work table 1, a support assembly is provided on the mounting plate 23, and the bottom end of the support assembly penetrates through the mounting plate 23 and the work table 1 to the lower side of the work table 1.

[0042] The top surface of the mounting plate 23 is also fixedly installed with a docking assembly, which is used to penetrate the water meter 38 between the water supply mechanism and the verification mechanism.

[0043] The support assembly includes a placement plate 32 arranged directly above the mounting plate 23, a threaded rod 34 rotatably connected to the bottom surface center position of the placement plate 32, and a knob 37 fixedly installed at the bottom end of the threaded rod 34 after the threaded rod 34 threadedly penetrates through the mounting plate 23 and slidingly penetrates through the work table 1.

[0044] The bottom surface of the placement plate 32 is fixedly connected with a limiting rod 33 at both end positions, and the bottom end of the limiting rod 33 slidingly penetrates through the mounting plate 23 and the work table 1 to the lower side of the work table 1.

[0045] The docking assembly includes two fixed seats 36 fixedly installed at both end positions of the top surface of the mounting plate 23, a guide rod 25 and a bidirectional screw rod 26 fixedly connected between both ends of the two fixed seats 36, a motor 27 fixedly installed on the outer side surface of one fixed seat 36 at a position close to the bidirectional screw rod 26, and the output shaft end of the motor 27 is fixedly connected with the end of the bidirectional screw rod 26 rotatably penetrating through the corresponding fixed seat 36.

[0046] Two slide seats 24 symmetrically distributed about the middle position of the guide rod 25 are connected between the guide rod 25 and the bidirectional screw rod 26, one end of the slide seat 24 is in penetrating sliding connection with the guide rod 25, and the other end of the slide seat 24 is in penetrating threaded connection with the bidirectional screw rod 26.

[0047] A support rod 28 is fixedly installed on the top surface of the slide seat 24, a limiting ring 22 is fixedly installed at the top end of the support rod 28, and a connecting assembly is slidingly installed in the limiting ring 22.

[0048] The connecting assembly comprises a guide pipe five 21, the guide pipe five 21 is slidingly installed in the limiting ring 22 in a penetrating mode, a blocking ring 30 is fixedly installed on the periphery of the guide pipe five 21 at a position close to the inner side of the limiting ring 22, and a spring 29 is fixedly connected between the blocking ring 30 and the end face of the limiting ring 22 and is sleeved on the periphery of the guide pipe five 21;

[0049] The blocking ring 30 is fixedly installed with a sealing gasket 31 on the side away from the spring 29;

[0050] The end of the guide pipe five 21 away from the blocking ring 30 is fixedly connected with the telescopic bellows 20.

[0051] The water supply mechanism comprises a mounting seat one 9 fixedly installed on the top surface of the workbench 1, the water pump two 11 is fixedly installed on the mounting seat one 9, the water inlet end of the water pump two 11 is fixedly connected with the guide pipe one 10, and the end of the guide pipe one 10 away from the water pump two 11 extends to the water storage tank 6 through the workbench 1;

[0052] The water outlet end of the water pump two 11 is fixedly connected with the guide pipe two 12, and the guide pipe two 12 is fixedly connected between the end of the corresponding telescopic bellows 20 away from the guide pipe five 21.

[0053] In the water supply mechanism, the water pump two 11 guides the water in the water storage tank 6 to a connecting assembly through the guide pipe one 10 and the guide pipe two 12, and then flows to the verification mechanism from another connecting assembly after passing through the water meter 38.

[0054] The verification mechanism comprises a mounting seat two 14 fixedly installed on the top surface of the workbench 1, the standard water meter 15 is fixedly installed on the mounting seat two 14, the water inlet end of the standard water meter 15 is fixedly connected with the guide pipe three 13, and the end of the guide pipe three 13 away from the standard water meter 15 is fixedly connected between the end of the corresponding telescopic bellows 20 away from the guide pipe five 21.

[0055] The water outlet end of the standard water meter 15 is fixedly connected with the guide pipe four 16, and the end of the guide pipe four 16 away from the standard water meter 15 extends to the water collecting tank 18 through the workbench 1.

[0056] In the verification mechanism, the water passes through the standard water meter 15 through the guide pipe three 13 and is then collected in the water collecting tank 18 through the guide pipe four 16.

[0057] The bottom end of the support column 2 is fixedly installed with the locking universal wheel 3. Through the arrangement of the locking universal wheel 3, the equipment main body is conveniently moved, and the locking universal wheel 3 is switched to a locking state during work.

[0058] In use, the device has the advantages that:

[0059] When installing the water meter 38, the water meter 38 is placed on the placing plate 32, so that the water inlet end and the water outlet end of the water meter 38 are aligned with the water supply mechanism and the verification mechanism respectively, then the height of the water meter 38 is adjusted by rotating the threaded rod 34 through the knob 37 to drive the placing plate 32 to ascend and descend, so that the two ends of the water meter 38 are coaxial with the two guide pipes 21; then the electric motor 27 is started to drive the bidirectional screw rod 26 to rotate, and synchronously drive the two sliding seats 24 to slide close to each other, so that the two guide pipes 21 are respectively inserted into the water inlet end and the water outlet end of the water meter 38 through the sliding of the one end of the two guide pipes 21 close to the water meter 38, until the two guide pipes 21 are respectively in extrusion contact with the sealing gaskets 31 on the two blocking rings 30, so that the through sealing connection between the two guide pipes 21 and the water meter 38 is completed.

[0060] The compression degree of the spring 29 can reflect the butt joint strength of the guide pipe 21 and the water meter 38, and the setting can avoid the situation that the sealing performance is insufficient due to the reduced butt joint strength, or the water inlet end and the water outlet end of the water meter 38 are damaged due to the excessive butt joint strength.

[0061] Therefore, through the cooperation of the installation assembly and the butt joint assembly in the installation mechanism, the water meter 38 and the standard water meter 15 can be quickly and serially installed by controlling the close movement of the two guide pipes 21, and the water meter 38 can be quickly disassembled by controlling the away movement of the two guide pipes 21, so that the working efficiency of the water meter 38 verification is improved.

[0062] Embodiment 2: please refer to Figure 1 and Figure 3 On the basis of embodiment 1, the backflow assembly is further arranged on the U-shaped hanging plate 4, the backflow assembly comprises a water pump one 8 fixedly installed on the U-shaped hanging plate 4, and the water inlet end of the water pump one 8 is fixedly connected with a backflow pipe two 17, and the one end of the backflow pipe two 17 away from the water pump one 8 extends into a water collecting tank 18.

[0063] The water outlet end of the water pump one 8 is fixedly connected with a backflow pipe one 7, and the one end of the backflow pipe one 7 away from the water pump one 8 extends into the water storage tank 6.

[0064] In the backflow assembly, the water pump one 8 returns the water in the water collecting tank 18 to the water storage tank 6 through the backflow pipe two 17 and the backflow pipe one 7, so that the water can be reused, and the resource waste is reduced.

[0065] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A water meter calibration platform, comprising a workbench (1), the bottom surface of the workbench (1) is fixedly provided with a support column (2) near the corner, one end of the workbench (1) is provided with a water supply mechanism, the other end is provided with a verification mechanism, and the bottom surface of the workbench (1) is fixedly connected with a U-shaped hanging plate (4), the U-shaped hanging plate (4) is provided with a limiting seat one (5) below the water supply mechanism and a limiting seat two (19) below the verification mechanism at both ends, respectively, and the U-shaped hanging plate (4) is limitingly provided with a water storage tank (6) and a water collecting tank (18) through the limiting seat one (5) and the limiting seat two (19), respectively, characterized in that, The top surface of the workbench (1) is provided with an installation mechanism for installing a water meter (38) at the middle position, and the two ends of the installation mechanism are fixedly connected with the water supply mechanism and the verification mechanism; The installation mechanism comprises an installation plate (23) fixedly installed at the center of the top surface of the workbench (1), and a supporting assembly is arranged on the installation plate (23), and the bottom end of the supporting assembly penetrates the installation plate (23) and the workbench (1) to the lower side of the workbench (1); The top surface of the installation plate (23) is also fixedly provided with a docking assembly for penetrating the water meter (38) between the water supply mechanism and the verification mechanism.

2. A water meter proving bench according to claim 1, characterised in that, The supporting assembly comprises a placement plate (32) arranged above the installation plate (23), a threaded rod (34) rotatably connected to the center of the bottom surface of the placement plate (32), and a knob (37) fixedly installed at the bottom end of the threaded rod (34) after penetrating the installation plate (23) and slidingly penetrating the workbench (1); The bottom surface of the placement plate (32) is fixedly connected with a limiting rod (33) at both ends, and the bottom end of the limiting rod (33) sequentially penetrates the installation plate (23) and the workbench (1) to the lower side of the workbench (1).

3. A water meter proving bench according to claim 1, characterised in that, The docking assembly comprises two fixed seats (36) fixedly installed at both ends of the top surface of the installation plate (23), a guide rod (25) and a bidirectional screw rod (26) fixedly connected between the two ends of the two fixed seats (36), a motor (27) fixedly installed on the outer side of one of the fixed seats (36) near the bidirectional screw rod (26), and the end of the bidirectional screw rod (26) near the motor (27) rotatably penetrates the corresponding fixed seat (36) and is fixedly connected with the output shaft of the motor (27); The guide rod (25) and the bidirectional screw rod (26) are connected with two slide seats (24) symmetrically distributed about the middle position of the guide rod (25), one end of the slide seat (24) is in penetrating sliding connection with the guide rod (25), and the other end of the slide seat (24) is in penetrating threaded connection with the bidirectional screw rod (26); The top surface of the slide seat (24) is fixedly provided with a supporting rod (28), the top end of the supporting rod (28) is fixedly provided with a limiting ring (22), and the limiting ring (22) is slidingly installed in the connecting assembly.

4. A water meter proving bench according to claim 3, characterised in that, The connecting assembly comprises a guide pipe five (21) penetratingly slidingly installed in the limiting ring (22), a stop ring (30) fixedly installed on the outer periphery of the guide pipe five (21) near one end of the inner side of the limiting ring (22), and a spring (29) fixedly connected between the end surface of the limiting ring (22) and the stop ring (30) and sleeved on the outer periphery of the guide pipe five (21); The side of the stop ring (30) away from the spring (29) is fixedly provided with a sealing gasket (31); The end of the guide pipe five (21) away from the stop ring (30) is fixedly connected with a telescopic corrugated pipe (20).

5. A water meter proving bench according to claim 4, characterised in that, The water supply mechanism includes a mounting seat one (9) fixedly installed on the top surface of the workbench (1), a water pump two (11) fixedly installed on the mounting seat one (9), a water inlet end of the water pump two (11) fixedly connected with a conduit one (10), and the conduit one (10) extending through the workbench (1) to the water storage tank (6) from the water pump two (11). The water outlet end of the water pump two (11) is fixedly connected with a conduit two (12), and the conduit two (12) is fixedly connected between the corresponding position of the telescopic corrugated pipe (20) and the end away from the conduit five (21).

6. A water meter proving bench according to claim 4, characterised in that, The verification mechanism includes a mounting seat two (14) fixedly installed on the top surface of the workbench (1), a standard water meter (15) fixedly installed on the mounting seat two (14), a water inlet end of the standard water meter (15) fixedly connected with a conduit three (13), and the conduit three (13) fixedly connected between the end away from the standard water meter (15) and the end away from the conduit five (21) of the corresponding position of the telescopic corrugated pipe (20). The water outlet end of the standard water meter (15) is fixedly connected with a conduit four (16), and the conduit four (16) extends through the workbench (1) to the water collecting tank (18) from the end away from the standard water meter (15).

7. A water meter proving bench according to claim 1, wherein, The U-shaped hanging plate (4) is further provided with a backflow assembly, the backflow assembly includes a water pump one (8) fixedly installed on the U-shaped hanging plate (4), a water inlet end of the water pump one (8) fixedly connected with a backflow pipe two (17), and the backflow pipe two (17) extending to the water collecting tank (18) from the end away from the water pump one (8). The water outlet end of the water pump one (8) is fixedly connected with a backflow pipe one (7), and the backflow pipe one (7) extends to the water storage tank (6) from the end away from the water pump one (8).

8. A water meter proving bench according to claim 1, characterised in that, The bottom end of the support column (2) is fixedly installed with a locking universal wheel (3).

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