CN216283772U

CN216283772U - Get liquid with measurement detection device

Info

Publication number: CN216283772U
Application number: CN202122685703.0U
Authority: CN
Inventors: 张策
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-12
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a metering and detecting device for liquid taking, which comprises a box body, wherein the box body is made of transparent materials, scale marks are arranged on the front surface of the box body, a liquid outlet pipe is fixedly connected to the bottom end of the left side of the box body, a valve is arranged on the liquid outlet pipe, a liquid inlet hopper is fixedly connected to the top end of the left side of the box body, an installation block is arranged in the middle of the upper surface of the box body, a piston ring is connected to the interior of the box body in a sliding mode, and a lead screw is rotatably connected to the middle of the upper surface of the piston ring through a bearing. According to the measuring and detecting device for taking liquid, the piston ring is driven to move downwards through the lead screw until the lower surface of the piston ring is flush with the preset scale mark, liquid below the piston ring can be used as measured liquid, the liquid pressure below the piston ring is increased, and redundant liquid enters the upper portion of the piston ring, so that the phenomenon that the redundant liquid needs to be poured out frequently is avoided, and the liquid can be conveniently taken.

Description

Get liquid with measurement detection device

Technical Field

The utility model relates to the field of metering detection, in particular to the field of a metering detection device for taking liquid.

Background

The water quality monitoring is mainly characterized in that the quality of water is judged by sampling and detecting water, a liquid sampling, metering and detecting device is one of core components of a water quality monitoring instrument, and the accuracy and the reliability of a metering device directly determine the accuracy of a detection result and the reliability of the instrument.

In order to make the detection result more accurate, a fixed amount of liquid needs to be taken out, generally, when measuring the liquid, a container with scales such as a test tube and a beaker needs to be used, when the amount of the taken liquid is more than a predetermined amount, the liquid needs to be frequently poured out for processing, and the liquid taking process is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a metering and detecting device for liquid taking, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a metering and detecting device for taking liquid comprises a box body, wherein the box body is made of transparent materials, the front surface of the box body is provided with scale marks, the left bottom end of the box body is fixedly connected with a liquid outlet pipe, a valve is installed on the liquid outlet pipe, the left top end of the box body is fixedly connected with a liquid inlet hopper, the middle part of the upper surface of the box body is provided with an installation block, a piston ring is connected in the box body in a sliding mode, the middle part of the upper surface of the piston ring is rotatably connected with a lead screw through a bearing, the top end of the lead screw sequentially penetrates through the upper surface of the box body and the installation block and is positioned outside the installation block, the lead screw is in threaded connection with the installation block, the right side of the piston ring is provided with a through hole, an overflow assembly is arranged on the piston ring and positioned at the through hole, a first handle is rotated to drive the lead screw to rotate, and the lead screw can drive the piston ring to move downwards in the rotating process, until the lower surface of the piston ring is aligned with the preset scale mark, the liquid below the piston ring can be used as the metered liquid.

The utility model is further improved in that the left side and the right side of the upper surface of the piston ring are fixedly connected with guide rods, the top ends of the guide rods penetrate through the upper surface of the box body and are positioned outside the box body, and the guide rods are in sliding connection with the box body, so that the piston ring can only move up and down due to the matching of the guide rods and the box body, and the piston ring is prevented from rotating along with the lead screw.

The screw rod is further improved in that a first handle is fixedly connected to the top end of the screw rod, and anti-slip threads are formed in the outer surface of the first handle, so that the screw rod can be conveniently rotated by the aid of the first handle, and the first handle is prevented from sliding when rotated by the aid of the anti-slip threads.

The overflow assembly comprises a cover plate and a sealing ring, the sealing ring is fixedly connected with the lower surface of the cover plate, vertical rods are inserted into the left side and the right side of the cover plate, the bottom ends of the vertical rods are fixedly connected with the upper surface of a piston ring, the top ends of the vertical rods penetrate through the cover plate and are fixedly connected with limiting blocks, the vertical rods are connected with the cover plate in a sliding mode, first springs are sleeved on the outer surfaces of the vertical rods, the pressure of liquid pressure is set to be larger than the elastic force of the first springs, and at the moment, the cover plate slides upwards on the vertical rods, so that redundant liquid enters the position above the piston ring.

The utility model is further improved in that the mounting block is in contact with the upper surface of the box body, a slide rod is fixedly connected to the left side of the lower surface of the mounting block, the bottom end of the slide rod penetrates through the inner top wall of the box body and is fixedly connected with a stop block, the slide rod is in sliding connection with the box body, a plurality of clamping grooves are uniformly formed in the front surface of the slide rod, a limiting component corresponding to the clamping grooves is arranged on the upper surface of the box body, the limiting component is arranged in such a way to relieve the limiting of the slide rod, and the mounting block, a screw rod and a piston ring can move downwards under the action of gravity.

The utility model has the further improvement that the limiting assembly comprises a fixed box, a clamping rod, a movable block, a second spring and a second handle, wherein the fixed box is fixedly connected to the upper surface of the box body, one end of the clamping rod penetrates through the back surface of the fixed box and is positioned in the clamping groove, the other end of the clamping rod penetrates through the front surface of the fixed box and is fixedly connected with the second handle, the movable block is slidably connected inside the fixed box and is fixedly connected to the outer surface of the clamping rod, the second spring is positioned inside the fixed box and is sleeved on the outer surface of the clamping rod, the second handle is pulled to drive the clamping rod to be separated from the clamping groove, the clamping rod can drive the movable block to slide in the fixed box and compress the second spring in the moving process, and the limiting of the sliding rod is released at the moment.

Compared with the prior art, the utility model has the following beneficial effects:

1. the first handle is rotated to drive the screw rod to rotate, the bottom end of the screw rod is rotationally connected with the piston ring through the bearing, the top end of the screw rod is in threaded connection with the mounting block, and the mounting block is fixedly connected with the box body, at the moment, the screw rod can drive the piston ring to move downwards in the rotating process until the lower surface of the piston ring is aligned with the preset scale mark, at the moment, the liquid below the piston ring can be used as the metered liquid, the valve on the liquid outlet pipe is opened, the screw rod is rotated to discharge the liquid, and simultaneously, as the piston ring moves downwards, and the valve is closed, at the moment, the liquid pressure below the piston ring is increased, and when the liquid pressure is greater than the elastic force of the first spring, the cover plate slides upwards on the vertical rod at the moment, so that redundant liquid enters the upper part of the piston ring, the phenomenon that the redundant liquid needs to be poured out frequently is avoided, and the liquid can be taken conveniently.

2. Through the installation piece, the cooperation of slide bar and spacing subassembly, when getting liquid volume less, because the installation piece passes through the slide bar and can be at the vertical slip of box, and the piston ring is located the inside top of box, it makes the piston ring downstream slower to rotate the lead screw, the second handle of forward pulling this moment drives the kelly and breaks away from in the draw-in groove, the kelly can drive the movable block and slide and compress the second spring in the fixed box at the in-process that removes, remove the spacing of slide bar this moment, thereby make the installation piece move down together with lead screw and piston ring through the action of gravity, until being close the liquid in the box, then loosen the second handle, restoring force through the second spring makes kelly and draw-in groove joint, thereby make things convenient for the less liquid of volume, make the liquid process of getting lighter.

Drawings

Fig. 1 is a schematic view of the overall structure of a metering and detecting device for taking liquid according to the present invention.

Fig. 2 is a schematic diagram of a formal cross-sectional structure of a measuring and detecting device for taking liquid according to the present invention.

Fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 of the measuring and detecting device for liquid taking according to the present invention.

Fig. 4 is a schematic cross-sectional structure view of a limiting assembly of the metering and detecting device for taking liquid according to the present invention.

In the figure: 1. a box body; 2. scale lines; 3. a liquid outlet pipe; 4. a valve; 5. a liquid inlet hopper; 6. mounting blocks; 7. a piston ring; 8. a screw rod; 9. a through hole; 10. an overflow component; 701. a guide bar; 801. a first handle; 1001. a cover plate; 1002. a seal ring; 1003. a vertical rod; 1004. a limiting block; 1005. a first spring; 11. a slide bar; 12. a stopper; 13. a card slot; 14. a limiting component; 1401. a fixed box; 1402. a clamping rod; 1403. a movable block; 1404. a second spring; 1405. a second handle.

Detailed Description

In order to make the technical means, the original characteristics, the achieved objects and the functions of the present invention easy to understand, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or the positional relationship based on the orientation or the positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus not be construed as limiting the present invention. Furthermore, the terms "a," "an," "two," and "three" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The utility model will be further illustrated with reference to specific embodiments.

Example 1

As shown in FIGS. 1-4, a metering and detecting device for taking liquid comprises a box body 1, the box body 1 is made of transparent material, the front surface of the box body 1 is provided with scale marks 2, the left bottom end of the box body 1 is fixedly connected with a liquid outlet pipe 3, a valve 4 is arranged on the liquid outlet pipe 3, the left top end of the box body 1 is fixedly connected with a liquid inlet hopper 5, the middle part of the upper surface of the box body 1 is fixedly connected with a mounting block 6, the interior of the box body 1 is slidably connected with a piston ring 7, the left side and the right side of the upper surface of the piston ring 7 are fixedly connected with guide rods 701, the top ends of the guide rods 701 penetrate through the upper surface of the box body 1 and are positioned outside the box body 1, the guide rods 701 are slidably connected with the box body 1, the middle part of the upper surface of the piston ring 7 is rotatably connected with a lead screw 8 through a bearing, the top ends of the lead screws 8 sequentially penetrate through the upper surface of the box body 1 and the mounting block 6 and are positioned outside the mounting block 6, the lead screws 8 are in threaded connection with the mounting block 6, the top fixedly connected with first in command 801 of lead screw 8, the anti-skidding line has been seted up to first in command 801's surface, through-hole 9 has been seted up on piston ring 7's right side, piston ring 7 is last and be located through-hole 9 department and be provided with and spill over subassembly 10, spill over subassembly 10 and include apron 1001 and sealing washer 1002, the lower surface of sealing washer 1002 fixedly connected with apron 1001, the left and right sides of apron 1001 all pegs graft and has montant 1003, the bottom of montant 1003 and the last fixed surface of piston ring 7 are connected, apron 1001 and fixedly connected with stopper 1004 are run through on the top of montant 1003, montant 1003 and apron sliding connection, the surface 1001 cover of montant 1003 is equipped with first spring 1005.

The embodiment can realize that: the first handle 801 is rotated to drive the screw rod 8 to rotate, the bottom end of the screw rod 8 is rotatably connected with the piston ring 7 through a bearing, the top end of the screw rod 8 is in threaded connection with the mounting block 6, the mounting block 6 is fixedly connected with the box body 1, the screw rod 8 can drive the piston ring 7 to move downwards in the rotating process until the lower surface of the piston ring 7 is flush with the preset scale mark 2, liquid below the piston ring 7 can be used as metered liquid, the valve 4 on the liquid outlet pipe 3 is opened, the liquid can be discharged by rotating the screw rod 8, meanwhile, as the piston ring 7 moves downwards and the valve 4 is closed, the liquid pressure below the piston ring 7 is increased, when the liquid pressure is greater than the elastic force of the first spring 1005, the cover plate 1001 slides upwards on the vertical rod 1003, redundant liquid enters the upper part of the piston ring 7, and therefore the redundant liquid is prevented from being poured out frequently, can be convenient get the volume to liquid.

Example 2

As shown in FIGS. 1-4, a metering and detecting device for taking liquid comprises a box body 1, the box body 1 is made of transparent material, the front surface of the box body 1 is provided with scale marks 2, the left bottom end of the box body 1 is fixedly connected with a liquid outlet pipe 3, a valve 4 is arranged on the liquid outlet pipe 3, the left top end of the box body 1 is fixedly connected with a liquid inlet hopper 5, the middle part of the upper surface of the box body 1 is provided with a mounting block 6, the interior of the box body 1 is slidably connected with a piston ring 7, the left side and the right side of the upper surface of the piston ring 7 are fixedly connected with guide rods 701, the top ends of the guide rods 701 penetrate through the upper surface of the box body 1 and are positioned outside the box body 1, the guide rods 701 are slidably connected with the box body 1, the middle part of the upper surface of the piston ring 7 is rotatably connected with a lead screw 8 through a bearing, the top ends of the lead screws 8 sequentially penetrate through the upper surface of the box body 1 and the mounting block 6 and are positioned outside the mounting block 6, the lead screws 8 are in threaded connection with the mounting block 6, the top end of the screw rod 8 is fixedly connected with a first handle 801, the outer surface of the first handle 801 is provided with anti-skid veins, the right side of the piston ring 7 is provided with a through hole 9, an overflow assembly 10 is arranged on the piston ring 7 and positioned at the through hole 9, the overflow assembly 10 comprises a cover plate 1001 and a sealing ring 1002, the sealing ring 1002 is fixedly connected with the lower surface of the cover plate 1001, vertical rods 1003 are respectively inserted into the left side and the right side of the cover plate 1001, the bottom end of each vertical rod 1003 is fixedly connected with the upper surface of the piston ring 7, the top end of each vertical rod 1003 penetrates through the cover plate 1001 and is fixedly connected with a limiting block 1004, the vertical rods 1003 are slidably connected with the cover plate, the outer surface of each vertical rod 1003 is sleeved with a first spring 1005, the mounting block 6 is in contact with the upper surface of the box 1, the left side of the lower surface of the mounting block 6 is fixedly connected with a sliding rod 11, the bottom end of the sliding rod 11 penetrates through the inner top wall of the box 1 and is fixedly connected with a stop 12, and the sliding rod 11 is slidably connected with the box 1, a plurality of clamping grooves 13 are uniformly formed in the front of the sliding rod 11, a limiting component 14 corresponding to the clamping grooves 13 is arranged on the upper surface of the box body 1, the limiting component 14 comprises a fixed box 1401, a clamping rod 1402, a movable block 1403, a second spring 1404 and a second handle 1405, the fixed box 1401 is fixedly connected to the upper surface of the box body 1, one end of the clamping rod 1402 penetrates through the back of the fixed box 1401 and is located in the clamping grooves 13, the other end of the clamping rod 1402 penetrates through the front of the fixed box 1401 and is fixedly connected with the second handle 1405, the movable block 1403 is slidably connected to the inside of the fixed box 1401 and is fixedly connected to the outer surface of the clamping rod 1402, and the second spring 1404 is located inside the fixed box 1401 and is sleeved on the outer surface of the clamping rod 1402.

The embodiment can realize that: through installation piece 6, the cooperation of slide bar 11 and spacing subassembly 14, when getting liquid volume less, because installation piece 6 can be at the vertical slip of box 1 through slide bar 11, and piston ring 7 is located the inside top of box 1, it makes piston ring 7 move down when slower to rotate lead screw 8, pull second handle 1405 forward this moment and drive card pole 1402 and break away from in the draw-in groove 13, card pole 1402 can drive movable block 1403 and slide and compress second spring 1404 in fixed case 1401 at the in-process that removes, remove slide bar 11's spacing this moment, thereby make installation piece 6 move down together with

lead screw

8 and 7 through the action of gravity, until being close to the liquid in the box 1, then loosen second handle 1405, make card pole 1402 and draw-in groove 13 joint through the restoring force of second spring 1404, thereby conveniently get less liquid of volume, make the liquid process of getting lighter.

It should be noted that, the utility model is a liquid taking measuring and detecting device, when in use, firstly closing the valve 4 on the liquid outlet pipe 3, moving the piston ring 7 to the upper side, adding a proper amount of liquid into the box body 1 through the liquid inlet hopper 5, making the liquid be more than a predetermined amount through the observation of the scale mark 2, then rotating the first handle 801 to drive the screw rod 8 to rotate, because the bottom end of the screw rod 8 is rotatably connected with the piston ring 7 through the bearing, the top end of the screw rod 8 is connected with the mounting block 6 by screw thread, and the mounting block 6 is fixedly connected with the box body 1, at this time, the screw rod 8 can drive the piston ring 7 to move downwards in the rotating process until the lower surface of the piston ring 7 is flush with the predetermined scale mark 2, at this time, the liquid below the piston ring 7 can be used as the liquid to be measured, opening the valve 4 on the liquid outlet pipe 3, and rotating the piston ring 8 to discharge the liquid, at the same time, because the piston ring 7 moves downwards, and the valve 4 is closed, the liquid pressure below the piston ring 7 is increased at the moment, when the liquid pressure is greater than the elastic force of the first spring 1005, the cover plate 1001 slides upwards on the vertical rod 1003 at the moment, so that the redundant liquid enters the position above the piston ring 7 through the through hole 9, the phenomenon that the redundant liquid needs to be poured frequently is avoided, the liquid can be conveniently taken out, finally, the liquid above the piston ring 7 is poured out through the liquid inlet hopper 5, and through the matching of the mounting block 6, the slide rod 11 and the limiting component 14, when the liquid taking amount is small, because the mounting block 6 can slide in the vertical direction of the box body 1 through the slide rod 11, the piston ring 7 is positioned above the inner part of the box body 1, when the piston ring 7 moves downwards slowly by rotating the screw rod 8, the second handle 1405 is pulled forwards to drive the clamping rod 1402 to be separated from the clamping groove 13, the clamping rod 1402 can drive the movable block 1403 to slide in the fixed box 1401 and compress the second spring 1404 in the moving process, remove slide bar 11's spacing this moment to make installation piece 6 move down together with lead screw 8 and piston ring 7 through the action of gravity, until being close to the liquid in the box 1, then loosen second handle 1405, make kelly 1402 and draw-in groove 13 joint through the restoring force of second spring 1404, thereby conveniently get less liquid, make the liquid process of getting lighter, then rotate the first in command 801 get the volume can.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a get liquid with measurement detection device, includes box (1), its characterized in that: the box body (1) is made of transparent material, the front surface of the box body (1) is provided with scale marks (2), a liquid outlet pipe (3) is fixedly connected with the bottom end of the left side of the box body (1), a valve (4) is arranged on the liquid outlet pipe (3), a liquid inlet hopper (5) is fixedly connected to the top end of the left side of the box body (1), a mounting block (6) is arranged in the middle of the upper surface of the box body (1), a piston ring (7) is connected inside the box body (1) in a sliding way, the middle part of the upper surface of the piston ring (7) is rotationally connected with a screw rod (8) through a bearing, the top end of the screw rod (8) sequentially penetrates through the upper surface of the box body (1) and the mounting block (6) and is positioned outside the mounting block (6), the screw rod (8) is in threaded connection with the mounting block (6), the right side of the piston ring (7) is provided with a through hole (9), and an overflow assembly (10) is arranged on the piston ring (7) and positioned at the through hole (9).

2. The device for measuring a quantity of withdrawn liquid according to claim 1, wherein: the left side and the right side of the upper surface of the piston ring (7) are fixedly connected with guide rods (701), the top ends of the guide rods (701) penetrate through the upper surface of the box body (1) and are located outside the box body (1), and the guide rods (701) are connected with the box body (1) in a sliding mode.

3. The device for measuring a quantity of withdrawn liquid according to claim 1, wherein: the top end of the screw rod (8) is fixedly connected with a first handle (801), and anti-skid grains are formed in the outer surface of the first handle (801).

4. The device for measuring a quantity of withdrawn liquid according to claim 1, wherein: spill over subassembly (10) including apron (1001) and sealing washer (1002), the lower surface of sealing washer (1002) fixedly connected with apron (1001), the left and right sides of apron (1001) all pegs graft and has montant (1003), the bottom of montant (1003) is connected with the last fixed surface of piston ring (7), apron (1001) and fixedly connected with stopper (1004) are run through on the top of montant (1003), montant (1003) and apron (1001) sliding connection, the surface cover of montant (1003) is equipped with first spring (1005).

5. The device for measuring a quantity of withdrawn liquid according to claim 1, wherein: the mounting block (6) is in contact with the upper surface of the box body (1), a slide rod (11) is fixedly connected to the left side of the lower surface of the mounting block (6), an inner top wall of the box body (1) is penetrated through the bottom end of the slide rod (11) and a check block (12) is fixedly connected to the inner top wall of the box body (1), the slide rod (11) is in sliding connection with the box body (1), a plurality of clamping grooves (13) are uniformly formed in the front face of the slide rod (11), and a limiting assembly (14) corresponding to the clamping grooves (13) is arranged on the upper surface of the box body (1).

6. The device for measuring a quantity of withdrawn liquid as set forth in claim 5, wherein: spacing subassembly (14) include fixed case (1401), kelly (1402), movable block (1403), second spring (1404) and second handle (1405), fixed case (1401) fixed connection is in the upper surface of box (1), the back that fixed case (1401) was run through to the one end of kelly (1402) is located draw-in groove (13), the other end of kelly (1402) runs through the front of fixed case (1401) and with second handle (1405) fixed connection, movable block (1403) sliding connection is in the inside of fixed case (1401) and fixed connection is in the surface of kelly (1402), second spring (1404) are located the inside of fixed case (1401) and the cover is established at the surface of kelly (1402).