Liquid flow metering and calibrating device

Abstract

The utility model discloses a liquid flow metering and calibrating device, and relates to the technical field of flowmeter calibration. The liquid flow metering and calibrating device comprises a base, a detector is fixedly installed on the upper surface of the base, the top of the detector is communicated with a connecting pipe, one side of the detector is communicated with an inserting pipe, an inserting rod is inserted into the top of the inserting pipe, a check block is fixedly installed on the top of the inserting rod, and a reset spring is arranged on the surface of the inserting rod in a surrounding mode. According to the device, the motor is controlled to work, then the motor drives the lead screw to rotate, and therefore the lead screw drives the sliding rod on the sliding plate to move, a clamping plate on the sliding rod can be conveniently moved in the follow-up using process, and a flowmeter on the clamping plate can be conveniently moved in the follow-up using process; therefore, the device can be conveniently inserted into one end of the insertion pipe, a subsequent detector can conveniently detect the device, the detection efficiency of the device is improved, and the use convenience of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flow meter calibration, in particular to a liquid flow measurement and calibration device. Background Art

[0002] The existing patent, patent announcement number CN220853799U, discloses a liquid flow metering and calibration device, which relates to the field of liquid transportation technology, including a box body, a card slot is provided inside the box body, a connecting pipe is provided on the inner wall of the card slot, a through hole is provided on the inner upper surface of the box body, a mounting slot is symmetrically provided on the inner upper surface of the box body, a plurality of rubber pads are fixedly installed on the inner walls of the mounting slots, a pipe is symmetrically fixedly connected to the outer wall of the connecting pipe, an extension plate is symmetrically fixedly installed on the outer wall of the box body, and a plurality of clamps are movably connected to the inner wall of the extension plate. In the utility model, the bottoms of the two clamps are arranged in an arc shape to achieve mutual fit with the pipe, and by moving the clamps upward and by the mutual meshing arrangement of a plurality of racks and positioning plates, the connecting pipe and the pipe are driven to move upward and fit closely with the inner wall of the box body, which can effectively avoid the phenomenon of liquid leakage at the connection between the box body and the connecting pipe, so that the liquid metering mechanism can maintain stable operation.

[0003] Regarding the above-mentioned related technologies, the inventors believe that the following defects exist: in actual application, one side of the flow meter needs to be connected to the interface of the calibration equipment. If it is inconvenient to perform the connection and fitting operation, it will affect the normal use of the device during subsequent use, affect the subsequent calibration results, and reduce the convenience of using the device. Therefore, we proposed a liquid flow measurement and calibration device to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a liquid flow measurement and calibration device, which solves the problem that the flow meter is inconvenient to install and fit during the calibration process.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a liquid flow measurement and calibration device, including a base, a detector is fixedly installed on the upper surface of the base, the top of the detector is connected to a connecting pipe, one side of the detector is connected to a plug-in tube, the top of the plug-in tube is inserted with a rod, the top of the rod is fixedly installed with a block, a return spring is arranged around the surface of the rod, a sealing ring is fixedly installed on one side of the plug-in tube, and a rubber ring is fixedly installed on one side of the sealing ring.

[0006] A clamping plate is arranged on the upper surface of the base, screw rods are inserted on both sides of the clamping plate, and one end of the screw rod is rotatably connected with a clamping plate through a bearing.

[0007] A cavity is provided inside the base, a slide is slidably connected inside the cavity, a slide bar is fixedly installed on the top of the slide bar, the top of the slide bar is fixedly connected to the bottom of the card plate, a motor is fixedly installed on one side of the inner wall of the cavity, a screw is fixedly installed on the output shaft of the motor, and one end of the screw passes through the slide and extends to the outside of the slide.

[0008] Preferably, the top of the return spring is fixedly connected to the bottom of the stopper, and the bottom of the return spring is fixedly connected to the surface of the plug-in tube.

[0009] Preferably, a rod hole for the insertion rod to pass through is opened on the surface of the insertion tube, and the inner wall of the rod hole is slidably connected to the surface of the insertion rod.

[0010] Preferably, mounting plates are fixedly mounted at the four corners of the bottom of the base, mounting holes are provided on the mounting plates, the mounting holes are oblong holes, and anti-slip grooves are provided on the lower surface of the mounting plates.

[0011] Preferably, a wrench is fixedly mounted on one end of the screw, the surface of the wrench is provided with anti-slip grooves, the screw is threadedly connected to the slide plate, one end of the screw is sleeved with a sleeve rotatably connected to the screw, and one end of the sleeve is fixedly connected to one side of the inner wall of the cavity.

[0012] Preferably, a screw hole for the screw rod to pass through is formed on the card plate, the inner wall of the screw hole is threadedly connected to the screw rod, and the bottom of the card plate is slidably connected to the upper surface of the base.

[0013] Preferably, slide bars are fixedly installed on both sides of the bottom wall of the base cavity, a slide groove is provided on the slide plate to which the slide bar is slidably connected, balls are inlaid on both sides of the inner wall of the groove, and the surface of the balls is rollingly connected to the surface of the slide bar. Beneficial Effects

[0014] The utility model provides a liquid flow measurement and calibration device. Compared with the prior art, it has the following beneficial effects:

[0015] The liquid flow metering and calibration device controls the operation of a motor, which then drives the lead screw to rotate, thereby causing the lead screw to drive the slide bar on the slide plate to move, thereby facilitating the subsequent movement of the card plate on the slide bar during use, thereby facilitating the subsequent movement of the flow meter on the card plate during use, thereby facilitating the plugging with one end of the plug-in tube, thereby facilitating subsequent detection operations by a detector, thereby improving the detection efficiency of the device and improving the convenience of using the device.

[0016] At the same time, during use, the rod on the block is pulled to move, and then the bottom of the rod is flush with the inner wall of the plug tube. When the water inlet pipe of the flow meter is inserted into the inside of the plug tube, the rod on the block is loosened, and the reset spring resets the rod on the block, so as to facilitate the subsequent use. During the process, the rod is limited and plugged in, so as to facilitate the subsequent positioning operation of the device during use, thereby improving the convenience of using the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the plug-in pipe of the utility model.

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the skateboard of the utility model.

[0020] Figure 4 It is a three-dimensional cross-sectional structural schematic diagram of the base of the utility model.

[0021] Figure 5 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0022] In the figure: 1. base; 2. detector; 3. connecting pipe; 4. plug-in pipe; 5. plug-in rod; 6. block; 7. reset spring; 8. rubber ring; 9. clamping plate; 10. screw rod; 11. clamping plate; 12. slide plate; 13. slide rod; 14. motor; 15. screw rod; 16. mounting plate; 17. slide bar; 18. ball bearing; 19. sealing ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a technical solution: a liquid flow measurement and calibration device, including a base 1, a detector 2 is fixedly installed on the upper surface of the base 1, the top of the detector 2 is connected with a connecting pipe 3, one side of the detector 2 is connected with a plug-in tube 4, a plug-in rod 5 is inserted at the top of the plug-in tube 4, a block 6 is fixedly installed on the top of the plug-in rod 5, a return spring 7 is arranged around the surface of the plug-in rod 5, a sealing ring 19 is fixedly installed on one side of the plug-in tube 4, and a rubber ring 8 is fixedly installed on one side of the sealing ring 19.

[0025] During use, the rod 5 on the block 6 is pulled to move, and then the bottom of the rod 5 is flush with the inner wall of the plug-in tube 4. When the water inlet pipe of the flow meter is inserted into the inside of the plug-in tube 4, the rod 5 on the block 6 is loosened, and the reset spring 7 resets the rod 5 on the block 6, so as to facilitate the subsequent use. During the process, the rod 5 is limited and plugged in, so as to facilitate the subsequent positioning operation of the device during use, thereby improving the convenience of using the device.

[0026] A clamping plate 9 is disposed on the upper surface of the base 1 , and screw rods 10 are inserted on both sides of the clamping plate 9 , and one end of the screw rod 10 is rotatably connected to a clamping plate 11 through a bearing.

[0027] A cavity is opened inside the base 1, and a slide plate 12 is slidably connected inside the cavity. A slide rod 13 is fixedly installed on the top of the slide plate 12, and the top of the slide rod 13 is fixedly connected to the bottom of the clamping plate 9. A motor 14 is fixedly installed on one side of the inner wall of the cavity, and a screw rod 15 is fixedly installed on the output shaft of the motor 14. One end of the screw rod 15 passes through the slide plate 12 and extends to the outside of the slide plate 12.

[0028] The control motor 14 works, and then the motor 14 drives the screw rod 15 to rotate, so that the screw rod 15 drives the slide bar 13 on the slide plate 12 to move, so as to facilitate the subsequent movement of the card plate 9 on the slide bar 13 during use, so as to facilitate the subsequent movement of the flow meter on the card plate 9 during use, so as to facilitate the plugging with one end of the plug-in tube 4, so as to facilitate the subsequent detection operation of the detector 2, thereby improving the detection efficiency of the device and improving the convenience of using the device.

[0029] See also Figure 1 , Figure 5 The top of the return spring 7 is fixedly connected to the bottom of the stopper 6 , and the bottom of the return spring 7 is fixedly connected to the surface of the plug-in tube 4 .

[0030] The reset spring 7 is provided, during use, to achieve the effect of facilitating the reset of the stopper 6, thereby facilitating the reset of the plug rod 5 on the stopper 6, and facilitating subsequent use.

[0031] See also Figure 1 , Figure 5 A rod hole for the insertion rod 5 to pass through is opened on the surface of the insertion tube 4, and the inner wall of the rod hole is slidably connected to the surface of the insertion rod 5.

[0032] The provided jack facilitates the passage of the insertion rod 5 during use, thereby facilitating subsequent use.

[0033] See also Figure 1The four corners of the bottom of the base 1 are fixedly mounted with mounting plates 16 , the mounting plates 16 are provided with mounting holes, the mounting holes are oblong holes, and the lower surface of the mounting plates 16 is provided with anti-slip grooves.

[0034] The provided mounting plate 16 can facilitate installation and positioning thereof during use, thereby facilitating subsequent use.

[0035] See also Figure 1 , Figure 4 A wrench is fixedly installed at one end of the screw rod 10, and an anti-slip pattern is provided on the surface of the wrench. The screw rod 15 is threadedly connected to the slide plate 12, and one end of the screw rod 15 is sleeved with a sleeve rotatably connected to the screw rod 15, and one end of the sleeve is fixedly connected to one side of the inner wall of the cavity.

[0036] The wrench is provided to facilitate the rotation of the screw rod 15 during use, and the setting of the sleeve is also provided to facilitate the limiting effect of one end of the screw rod 15, thereby facilitating subsequent use.

[0037] See also Figure 1 A screw hole for the screw rod 10 to pass through is provided on the card plate 9 , the inner wall of the screw hole is threadedly connected to the screw rod 10 , and the bottom of the card plate 9 is slidably connected to the upper surface of the base 1 .

[0038] The provided screw hole facilitates the threaded connection of the screw rod 10 during use, thereby facilitating the subsequent rotation operation during use, thereby facilitating the subsequent clamping operation of the flow meter during use, thereby facilitating subsequent use.

[0039] See also Figure 4 Slide bars 17 are fixedly installed on both sides of the bottom wall of the base 1 cavity, and a slide groove is provided on the slide plate 12 to which the slide bar 17 is slidably connected. Ball bearings 18 are inlaid on both sides of the inner wall of the slide groove, and the surface of the ball bearings 18 is rollingly connected to the surface of the slide bar 17.

[0040] The provided slide bar 17 and the ball bearing 18 can facilitate the sliding of the slide plate 12 during use, thereby facilitating subsequent use and improving the use efficiency of the device.

[0041] When working, the control motor 14 works, and then the motor 14 drives the screw rod 15 to rotate, so that the screw rod 15 drives the slide bar 13 on the slide plate 12 to move, so as to facilitate the subsequent movement of the card plate 9 on the slide bar 13 during use, so as to facilitate the subsequent movement of the flow meter on the card plate 9 during use, so as to facilitate the plugging with one end of the plug-in tube 4, so as to facilitate the subsequent detection operation of the detector 2 on it, thereby improving the detection efficiency of the device and improving the convenience of use of the device. During use, the plug rod 5 on the stopper 6 is pulled to move, and then the bottom of the plug rod 5 is flush with the inner wall of the plug-in tube 4. When the water inlet pipe of the flow meter is inserted into the inside of the plug-in tube 4, the plug rod 5 on the stopper 6 is loosened, and the reset spring 7 resets the plug rod 5 on the stopper 6, so as to facilitate the subsequent use. The plug rod 5 is limited and plugged in, so as to facilitate the subsequent positioning operation of the device during use, and improves the convenience of use of the device.

[0042] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A liquid flow measurement and calibration device, comprising a base (1), characterized in that: A detector (2) is fixedly mounted on the upper surface of the base (1); a connecting pipe (3) is connected to the top of the detector (2); a plug-in tube (4) is connected to one side of the detector (2); a plug-in rod (5) is inserted into the top of the plug-in tube (4); a stopper (6) is fixedly mounted on the top of the plug-in rod (5); a return spring (7) is arranged around the surface of the plug-in rod (5); a sealing ring (19) is fixedly mounted on one side of the plug-in tube (4); and a rubber ring (8) is fixedly mounted on one side of the sealing ring (19); A clamping plate (9) is provided on the upper surface of the base (1), screw rods (10) are inserted on both sides of the clamping plate (9), and one end of the screw rod (10) is rotatably connected to a clamping plate (11) via a bearing; The base (1) has a cavity formed inside, a slide plate (12) is slidably connected inside the cavity, a slide bar (13) is fixedly mounted on the top of the slide plate (12), the top of the slide bar (13) is fixedly connected to the bottom of the clamping plate (9), a motor (14) is fixedly mounted on one side of the inner wall of the cavity, a screw rod (15) is fixedly mounted on the output shaft of the motor (14), and one end of the screw rod (15) passes through the slide plate (12) and extends to the outside of the slide plate (12).

2. A liquid flow measurement and verification device according to claim 1, characterized in that: The top of the return spring (7) is fixedly connected to the bottom of the stopper (6), and the bottom of the return spring (7) is fixedly connected to the surface of the plug-in tube (4).

3. A liquid flow measurement and verification device according to claim 1, characterized in that: The surface of the plug-in tube (4) is provided with a rod hole for the insertion rod (5) to pass through, and the inner wall of the rod hole is slidably connected to the surface of the insertion rod (5).

4. A liquid flow measurement and verification device according to claim 1, characterized in that: The four corners of the bottom of the base (1) are fixedly mounted with mounting plates (16), the mounting plates (16) are provided with mounting holes, the mounting holes are oblong holes, and the lower surface of the mounting plates (16) is provided with anti-slip grooves.

5. A liquid flow measurement and verification device according to claim 1, characterized in that: A wrench is fixedly mounted on one end of the screw rod (10), and an anti-slip groove is provided on the surface of the wrench. The screw rod (15) is threadedly connected to the slide plate (12), and a sleeve rotatably connected to the screw rod (15) is sleeved on one end of the screw rod (15), and one end of the sleeve is fixedly connected to one side of the inner wall of the cavity.

6. A liquid flow measurement and verification device according to claim 1, characterized in that: The clamping plate (9) is provided with a screw hole for the screw rod (10) to pass through, the inner wall of the screw hole is threadedly connected to the screw rod (10), and the bottom of the clamping plate (9) is slidably connected to the upper surface of the base (1).

7. A liquid flow measurement and verification device according to claim 1, characterized in that: Slide bars (17) are fixedly mounted on both sides of the bottom wall of the cavity of the base (1), a slide groove is provided on the slide plate (12) to which the slide bar (17) is slidably connected, and balls (18) are inlaid on both sides of the inner wall of the slide groove, and the surface of the balls (18) is rollingly connected to the surface of the slide bar (17).

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