CN208780305U - Bilateral inclines arm-type liquid level meter detecting device - Google Patents

Abstract

It is that symmetrical bilateral inclines five system such as arm-type shaft structure, including water storage, lifting, connection, measurement and control the utility model discloses a kind of bilateral arm-type liquid level meter detecting device that inclines；Water storage system meets calibrating water consumption in liquid level range and supplies water for water tank, pit shaft；Jacking system realizes that water tank lifting is consistent with liquidometer calibrating liquid level and precisely adjusts liquid level；Connection system is connected bilateral pit shaft by cross over pipe, and pit shaft is pulled to forward level and fills side, roof-mounted liquidometer；Measuring system ruler and optical grating ruler measurement test fluid position exact value；Control system keeps water tank consistent with two sides pit shaft liquid level with computer, the lifting of PLC control water tank, water supply, return water；It measures water tank and goes up and down relative displacement, completed in a lifting process whole different types, range liquidometer all calibrating points verification process, the variation of camera simultaneous observation liquid level has the characteristics that liquid level measurement precision is high, inspection fixed-point settings are accurate, easy to operate, calibrating efficiency is high.

Description

Bilateral inclines arm-type liquid level meter detecting device

Technical field

The utility model relates to measuring instrument fields, and in particular to a kind of bilateral inclines arm-type liquid level meter detecting device.

Background technique

Liquidometer is the level gauging and control being widely used in the fields such as petroleum, chemical industry, pharmacy, water process, boiler Measurement instrument, the accuracy of measuring of liquidometer is related to the important indicator of enterprise measurement cost accounting, using energy source, also relationship To the trade settlement of national foreign trade such as petroleum, chemical liquid raw material inlet and outlet metering, liquidometer is also relate to because metering misses The excessive economic loss and safety accident for leading to liquid tinning of difference；And liquid level meter detecting device domestic at present mostly uses steel formula straight Ruler and the identification of artificial liquid level, human error is big, complicated for operation low with working efficiency, therefore improves the precision of liquid level meter detecting device It is very necessary with the research and its application for using operability.

Summary of the invention

The purpose of the utility model patent is upper in the presence of examining and determine measurement process for existing liquid level meter detecting device Problem is stated, provides that a kind of liquid level measurement precision is high, work efficiency is high and liquid level meter detecting device easy to operate, by following Technical solution is realized: a kind of bilateral inclines arm-type liquid level meter detecting device, it is characterized in that: the present apparatus is that left and right symmetrical bilateral inclines Arm-type shaft structure, including it is water storage system 1, jacking system 2, connection system 3, measuring system 4, side-mounted liquidometer 5, roof-mounted Liquidometer 6, contact-free level meter 7, frame 8 and control system 9；The water storage system 1 is by water tank 103, adjustable speed water pump 102, motor-driven valve 101 and connecting line are constituted, and wherein water tank 103 is located at liquid level meter detecting device rear portion, and volume meets liquid Calibrating water consumption in the range of position, and it is equipped with built-in adjustable speed water pump 102 and its water outlet, water return outlet 104,102 He of adjustable speed water pump Motor-driven valve 101 is that water tank 205, pit shaft 301 and liquidometer to be checked supply water；The jacking system 2 is by motor lead screw transmission group 203, water tank 205, liquid level kickboard 204, guide rail 202, camera 201, spilling water pipeline 206, discharge pipe line 207, water supply pipe 208, overflow port 209, discharge outlet 210, water inlet 211, camera shooting bracket 212, side camera 213 are constituted, and wherein motor lead screw passes Dynamic group 203 is made of motor, lead screw and screw, and motor is fixedly connected with lead screw upper end, and lead screw upper/lower terminal portion is separately mounted to On the top and bottom of frame 8, screw is fixed on 205 center of water tank, and motor lead screw transmission group 203 pushes 205 edge of water tank The parallel circle cylindricality guide rail 202 installed on the inside of left back, right preceding two column of frame 8 is gone up and down, and water tank 205 is that inner wall is low, outer Two layers high of overflow-type water tank of wall, the internal layer Water in Water Tanks Man Houke overflow of water tank 205 is into its outer layer water tank, in internal layer water tank The contact-free level meter 7 that can be installed by the top of frame 8 of liquid level kickboard 204 signal reflex of variation synchronous with liquid level be provided Face, the telescopic water supply pipe 208 of helical form, discharge pipe line 207, spilling water pipeline 206 respectively with the internal layer water tank of water tank 205 The overflow port 209 of water inlet 211, discharge outlet 210 and outer layer water tank connects, and realizes upper water, moisturizing and the outer layers of internal layer water tank The function of water tank overflow emptying, be fixed on 8 top of frame camera 201 can directly observe in water tank 205 liquid level kickboard 204 and Liquid level variation, is fixed on 205 outer wall rear outside of water tank in the central sill front end of the camera shooting bracket 212 of left and right symmetric shape, takes the photograph As bracket 212 left and right beam on the two sides camera 213 installed realize 5 liquid level synchronization lifting of liquidometer and sight filled to two sides It surveys；The connection system 3 is by the tilting pit shaft 301 of left and right symmetrical bilateral, cross over pipe 306, electric T-shaped valve 305, side hanging Tool 302, top clip have 303, connection mouth 304, base support 307, pit shaft pedestal 308, spring pull rod 309,310 structure of transparent cylinder At wherein 305 interface of electric T-shaped valve connects with discharge pipe line 207, spilling water pipeline 206, connection mouth 304,104 pipe of water return outlet respectively It connects, for switching the access of two sides pit shaft 301, water tank 205,103 water return outlet 104 of water tank, every side pit shaft 301 is by aluminium alloy Section material framework, pit shaft pedestal 308 and its two sides base support 307, transparent pit shaft 310, side hanging tool 302 and top clip have 303, spring Pull rod 309 forms, and pit shaft 301 is controlled by spring pull rod 309 and balanced by being manually pulled to horizontal position forward, side-mounted liquid level Connecting flange and connector on meter 5 are connect with the outer side interface on side hanging tool 302, pit shaft pedestal 308 respectively, roof-mounted liquidometer 6 connect with the top clip tool 303 on pit shaft 301, and pit shaft pedestal 308 is diameter shaft broad in the middle and two sides vertical direction is small diameter shaft Integral structure, diameter shaft broad in the middle and inside diameter axis have through-hole, diameter shaft top inner hole seam allowance broad in the middle and bottom difference It is tightly connected with transparent 310 outer circle of pit shaft, is fixedly connected with aluminium alloy extrusions base of frame, two sides small diameter shaft fills bearing point 307 inner hole of base support interference fit not adjacent with two sides, longer inside small diameter shaft and 306 inner hole of cross over pipe are gap It cooperation and seals, had not only guaranteed that two sides pit shaft 301 turned forward pendulum, but also guarantee that pit shaft 301, the connection of water tank 205 and liquid level change one It causes；The measuring system 4 is made of ruler 401, grating scale 402, and wherein ruler 401 is close to loaded on 310 outside of transparent cylinder Face can manually read 301 liquid level of pit shaft, and grating scale 402 is made of scale grating 403 and grating reading head 404, scale Grating 403 is fixed on the inner surface of the left back column of frame 8, with the grating reading head being fixed on 205 outer wall side of water tank 404 is corresponding, to measure the exact value of the displacement of 205 lifting travel of water tank and calibrating liquid level；The control system 9 is by computer 901, PLC 902 constitute, wherein computer 901 controlled respectively through PLC 902 motor lead screw transmission group 203, adjustable speed water pump 102, Motor-driven valve 101, electric T-shaped valve 305 realize lifting, water supply and the return water of water tank 205, guarantee 205 liquid level of water tank and two sides well Level balance is consistent in cylinder 301, and computer 901 acquires grating reading head 404 in 205 lifting moving of water tank through PLC 902 403 signal of scale grating, measurement water tank 205 go up and down relative displacement, and 205 lifting position of regulating tank guarantees liquidometer calibrating dress The liquid level set respectively corresponds every liquidometer dead-center position of different type, range, and each liquidometer zero point and detection liquid level point Relative displacement measurement data be stored in computer 901, setting wherein minimum liquid level meter zero point be water tank 205 detect initial bit It sets, the calibrating liquid level of liquid level meter detecting device is adjusted with the relative displacement of each liquidometer calibrating point, realizes water tank 205 primary The verification process that whole calibrating points of all liquidometers are completed in lifting process, greatly improves the calibrating effect of liquidometer detection Rate, and camera 201 and two sides camera 213 acquire image through computer 901, observe liquid level kickboard 204, side-mounted liquid in real time The liquid level variation of position meter 5 and roof-mounted liquidometer 6 in verification process.

The beneficial effects of the utility model are: a kind of bilateral inclines, arm-type liquid level meter detecting device is that symmetrical bilateral inclines Pendulum-type shaft structure, including water storage system 1, jacking system 2, connection system 3, measuring system 4 and control system 9, water storage system 1 Meet and examine and determine water consumption in liquid level range, controls water tank 205 and pit shaft 301 supplies water；Jacking system 2 realize water tank 205 lifting with The liquid level of liquidometer calibrating is consistent and precisely adjusts liquid level；Connection system 3 is connected bilateral pit shaft 301 by cross over pipe 306, By pit shaft 301 is manually pulled to forward level, side-mounted liquidometer 5, roof-mounted liquidometer 6 are installed；Measuring system 4 uses ruler 401 and grating scale 402 measure test fluid position exact value；Control system 9 is with computer 901, the liter of PLC902 control water tank 205 Drop, supply water, return water, guarantee water tank 205 it is consistent with 301 liquid level of two sides pit shaft, measurement water tank 205 lifting relative displacement, make its All verification process for examining and determine point of liquidometer of whole different types, range are completed in lifting process, and each camera can Online observation examines and determine level process, and with liquid level measurement precision height, inspection fixed-point settings are accurate, easy to operate, calibrating efficiency is high Feature.

Detailed description of the invention

Fig. 1 is the utility model overall structure main view.

Fig. 2 is the top view of overall structure.

Fig. 3 is the left view of overall structure.

Fig. 4 is the partial enlarged view of Fig. 1.

Fig. 5 is the partial enlarged view of Fig. 2.

Fig. 6 is the partial enlarged view of Fig. 1.

In figure, 1. water storage systems；2. jacking system；3. connection system；4. measuring system；5. side-mounted liquidometer；6. top Dress formula liquidometer；7. contact-free level meter；8. frame；9. control system；101. motor-driven valve；102. adjustable speed water pump；103. storage Water tank；104. water return outlet；201. camera；202. guide rail；203. motor lead screw transmission groups；204. liquid level kickboards；205. water tank； 206. spilling water pipelines；207. discharge pipe line；208. water supply pipe；209. overflow port；210. discharge outlet；211. water inlet；212. Image bracket；213. side cameras；301. pit shaft；302. side hangings tool；303. top clips tool；304. connection mouths；305. electric three passes Valve；306. cross over pipe；307. base support；308. pit shaft pedestals；309. spring pull rods；310. transparent cylinder；401. ruler； 402. grating scale；403. scale grating；404. grating reading head；901. computer；902.PLC.

Specific embodiment

As shown in Figures 1 to 6, a kind of bilateral inclines arm-type liquid level meter detecting device, it is characterized in that: the present apparatus is left and right right The bilateral of title inclines arm-type shaft structure, including water storage system 1, jacking system 2, connection system 3, measuring system 4, side-mounted liquid level Meter 5, roof-mounted liquidometer 6, contact-free level meter 7, frame 8 and control system 9；The water storage system 1 is by water tank 103, adjustable speed water pump 102, motor-driven valve 101 and connecting line are constituted, and wherein water tank 103 is located at liquid level meter detecting device rear portion, Its volume meets the calibrating water consumption in liquid level range, and is equipped with built-in adjustable speed water pump 102 and its water outlet, water return outlet 104, adjusts Fast water pump 102 and motor-driven valve 101 are that water tank 205, pit shaft 301 and liquidometer to be checked supply water；The jacking system 2 is by motor silk Thick stick transmission group 203, liquid level kickboard 204, guide rail 202, camera 201, spilling water pipeline 206, discharge pipe line 207, supplies water tank 205 Water lines 208, overflow port 209, discharge outlet 210, water inlet 211, camera shooting bracket 212, side camera 213 are constituted, wherein motor Lead screw transmission group 203 is made of motor, lead screw and screw, and motor is fixedly connected with lead screw upper end, lead screw upper/lower terminal portion difference It is mounted on the top and bottom of frame 8, screw is fixed on 205 center of water tank, and motor lead screw transmission group 203 pushes water tank The 205 parallel circle cylindricality guide rails 202 installed along left back, the right preceding two columns inside of frame 8 are gone up and down, and water tank 205 is inner wall Two layers of overflow-type water tank low, outer wall is high, the internal layer Water in Water Tanks Man Houke overflow of water tank 205 is into its outer layer water tank, internal layer The contact-free level meter 7 that liquid level kickboard 204 in water tank can be installed by 8 top of frame provides the letter of variation synchronous with liquid level Number reflecting surface, the telescopic water supply pipe 208 of helical form, discharge pipe line 207, spilling water pipeline 206 internal layer with water tank 205 respectively The overflow port 209 of the water inlet 211 of water tank, discharge outlet 210 and outer layer water tank connects, realize the upper water of internal layer water tank, moisturizing and The function of outer layers water tank overflow emptying, the camera 201 for being fixed on 8 top of frame can directly observe liquid level in water tank 205 and float Plate 204 and liquid level variation, are fixed on 205 outer wall rear portion of water tank in the central sill front end of the camera shooting bracket 212 of left and right symmetric shape Outside images the two sides camera 213 installed on the left and right beam of bracket 212 and realizes rise synchronous to two sides dress 5 liquid level of liquidometer Drop and observation；The connection system 3 is by the tilting pit shaft 301 of left and right symmetrical bilateral, cross over pipe 306, electric T-shaped valve 305, side hanging tool 302, top clip have 303, connection mouth 304, base support 307, pit shaft pedestal 308, spring pull rod 309, transparent circle Cylinder 310 constitute, wherein 305 interface of electric T-shaped valve respectively with discharge pipe line 207, spilling water pipeline 206, connection mouth 304, water return outlet The connection of 104 pipes, for switching the access of two sides pit shaft 301, water tank 205,103 water return outlet 104 of water tank, every side pit shaft 301 is By aluminium alloy extrusions frame, pit shaft pedestal 308 and its two sides base support 307, transparent pit shaft 310, side hanging tool 302 and top clip tool 303, spring pull rod 309 forms, and pit shaft 301 is controlled by spring pull rod 309 and balanced by being manually pulled to horizontal position forward, side Connecting flange and connector on dress formula liquidometer 5 are connect with the outer side interface on side hanging tool 302, pit shaft pedestal 308 respectively, top dress Formula liquidometer 6 is connect with the top clip tool 303 on pit shaft 301, and pit shaft pedestal 308 is diameter shaft broad in the middle and two sides vertical direction is The integral structure of small diameter shaft, diameter shaft broad in the middle and inside diameter axis have a through-hole, diameter shaft top inner hole seam allowance broad in the middle and Bottom is tightly connected with transparent 310 outer circle of pit shaft respectively, is fixedly connected with aluminium alloy extrusions base of frame, and two sides small diameter shaft is equal Bearing adjacent with two sides 307 inner hole of base support interference fit respectively is filled, in longer inside small diameter shaft and cross over pipe 306 Hole is clearance fit and sealing, has not only guaranteed that two sides pit shaft 301 turned forward pendulum, but also the connection and liquid of guarantee pit shaft 301, water tank 205 Position variation is consistent；The measuring system 4 is made of ruler 401, grating scale 402, and wherein ruler 401 is close to be loaded on transparent cylinder 310 lateral surfaces can manually read 301 liquid level of pit shaft, and grating scale 402 is by scale grating 403 and 404 groups of grating reading head At scale grating 403 is fixed on the inner surface of the left back column of frame 8, with the grating being fixed on 205 outer wall side of water tank Reading head 404 is corresponding, to measure the exact value of the displacement of 205 lifting travel of water tank and calibrating liquid level；The control system 9 is by counting Calculation machine 901, PLC 902 are constituted, and wherein computer 901 controls motor lead screw transmission group 203, adjustable speed water pump through PLC 902 respectively 102, motor-driven valve 101, electric T-shaped valve 305 realize lifting, water supply and the return water of water tank 205, guarantee 205 liquid level of water tank and two Level balance is consistent in side pit shaft 301, and computer 901 acquires grating reading head 404 in 205 lifting moving of water tank through PLC 902 When 403 signal of scale grating, measurement water tank 205 go up and down relative displacement, 205 lifting position of regulating tank, guarantee liquidometer inspection The liquid level for determining device respectively corresponds every liquidometer dead-center position of different type, range, and each liquidometer zero point and detection liquid The relative displacement measurement data in site is stored in computer 901, and wherein minimum liquid level meter zero point is that water tank 205 detects just for setting Beginning position is adjusted the calibrating liquid level of liquid level meter detecting device with the relative displacement of each liquidometer calibrating point, realizes that water tank 205 exists The verification process that whole calibrating points of all liquidometers are completed in lifting process, greatly improves the inspection of liquidometer detection Determine efficiency, and camera 201 and two sides camera 213 acquire image through computer 901, observe liquid level kickboard 204, side dress in real time The liquid level variation of formula liquidometer 5 and roof-mounted liquidometer 6 in verification process.

Claims (1)

1. The arm-type liquid level meter detecting device 1. a kind of bilateral inclines, it is characterized in that: the present apparatus is that left and right symmetrical bilateral inclines arm-type pit shaft Structure, including water storage system (1), jacking system (2), connection system (3), measuring system (4), side-mounted liquidometer (5), top dress Formula liquidometer (6), contact-free level meter (7), frame (8) and control system (9)；The water storage system (1) is by water tank (103), adjustable speed water pump (102), motor-driven valve (101) and connecting line are constituted, and wherein water tank (103) is located at liquidometer calibrating dress Postpone portion, volume meets the calibrating water consumption in liquid level range, and is equipped with built-in adjustable speed water pump (102) and its water outlet, returns The mouth of a river (104), adjustable speed water pump (102) and motor-driven valve (101) are water tank (205), pit shaft (301) and liquidometer to be checked supply water；Institute Stating jacking system (2) is by motor lead screw transmission group (203), water tank (205), liquid level kickboard (204), guide rail (202), camera (201), spilling water pipeline (206), discharge pipe line (207), water supply pipe (208), overflow port (209), discharge outlet (210), water inlet Mouth (211), camera shooting bracket (212), side camera (213) are constituted, and wherein motor lead screw transmission group (203) is by motor, lead screw It is formed with screw, motor is fixedly connected with lead screw upper end, and lead screw upper/lower terminal portion is separately mounted to the top and bottom of frame (8) On, screw is fixed on water tank (205) center, and motor lead screw transmission group (203) pushes water tank (205) along a left side for frame (8) Afterwards, parallel circle cylindricality guide rail (202) lifting installed on before the right side on the inside of two columns, water tank (205) are that inner wall is low, outer wall is high Two layers of overflow-type water tank, liquid of the internal layer Water in Water Tanks Man Houke overflow of water tank (205) into its outer layer water tank, in internal layer water tank The signal that position kickboard (204) can provide variation synchronous with liquid level by the contact-free level meter (7) installed at the top of frame (8) is anti- Penetrate face, the telescopic water supply pipe of helical form (208), discharge pipe line (207), spilling water pipeline (206) respectively with water tank (205) Overflow port (209) connection of the water inlet (211), discharge outlet (210) and outer layer water tank of internal layer water tank, realizes the upper of internal layer water tank The function that water, moisturizing and outer layers water tank overflow empty, the camera (201) for being fixed on frame (8) top can directly observe water The interior liquid level kickboard (204) of case (205) and liquid level variation, are fixed in the central sill front end of the camera shooting bracket (212) of left and right symmetric shape In water tank (205) outer wall rear outside, images the two sides camera (213) installed on the left and right beam of bracket (212) and realize To two side-mounted liquidometer (5) liquid level synchronization liftings and observation；The connection system (3) is the pendulum that inclined by left and right symmetrical bilateral Formula pit shaft (301), cross over pipe (306), electric T-shaped valve (305), side hanging tool (302), top clip tool (303), connection mouth (304), Base support (307), pit shaft pedestal (308), spring pull rod (309), transparent cylinder (310) are constituted, wherein electric T-shaped valve (305) interface is connect with discharge pipe line (207), spilling water pipeline (206), connection mouth (304), water return outlet (104) pipe respectively, is used for Switch two sides pit shaft (301), water tank (205), water tank (103) water return outlet (104) access, every side pit shaft (301) is by aluminium Alloy profile frame, pit shaft pedestal (308) and its two sides base support (307), transparent cylinder (310), side hanging tool (302) and top Fixture (303), spring pull rod (309) composition, pit shaft (301) is by being manually pulled to forward horizontal position, and by spring pull rod (309) Control balances, and the connecting flange and connector on side-mounted liquidometer (5) are respectively and on side hanging tool (302), pit shaft pedestal (308) The connection of outer side interface, roof-mounted liquidometer (6) have (303) with the top clip on pit shaft (301) and connect, during pit shaft pedestal (308) is Between major diameter axis and two sides vertical direction be small diameter shaft integral structure, diameter shaft broad in the middle and inside diameter axis have through-hole, Diameter shaft top inner hole seam allowance broad in the middle and bottom be tightly connected with transparent cylinder (310) outer circle respectively, with aluminium alloy extrusions frame Frame bottom is fixedly connected, and two sides small diameter shaft fills bearing adjacent with two sides base support (307) inner hole interference fit respectively, Longer inside small diameter shaft and cross over pipe (306) inner hole are clearance fit and sealing, have both guaranteed that two sides pit shaft (301) turned forward Pendulum, and guarantee that pit shaft (301), the connection of water tank (205) are consistent with liquid level variation；The measuring system (4) is by ruler (401), grating scale (402) is constituted, and wherein ruler (401) is close to be loaded on transparent cylinder (310) lateral surface, can manually read pit shaft (301) liquid level, and grating scale (402) is made of scale grating (403) and grating reading head (404), scale grating (403) It is fixed on the inner surface of frame (8) left back column, with the grating reading head being fixed on water tank (205) outer wall side (404) corresponding, to measure the exact value of the displacement of water tank (205) lifting travel and calibrating liquid level；The control system (9) is by counting Calculation machine (901), PLC (902) are constituted, and wherein computer (901) controls motor lead screw transmission group through PLC (902) respectively (203), adjustable speed water pump (102), motor-driven valve (101), electric T-shaped valve (305) realize the lifting of water tank (205), supply water and return Water guarantees that water tank (205) liquid level is consistent with two sides pit shaft (301) interior level balance, and computer (901) is acquired through PLC (902) Scale grating (403) signal of grating reading head (404) in water tank (205) lifting moving, measurement water tank (205) lifting are opposite Displacement, regulating tank (205) lifting position, guarantee the liquid level of liquid level meter detecting device respectively correspond different type, range it is every Platform liquidometer dead-center position, and the relative displacement measurement data of each liquidometer zero point and detection liquid level point is stored in computer (901) in, wherein minimum liquid level meter zero point is that water tank (205) detect initial position for setting, with the opposite of each liquidometer calibrating point It is displaced to adjust the calibrating liquid level of liquid level meter detecting device, realizes that water tank (205) complete all liquid levels in a lifting process The verification process of whole calibrating points of meter, greatly improve the calibrating efficiency of liquidometer detection, and camera (201) and two sides Camera (213) acquires image through computer (901), observes liquid level kickboard (204), side-mounted liquidometer (5) and top dress in real time Liquid level variation of the formula liquidometer (6) in verification process.