Circular gear flowmeter convenient to overhaul

Abstract

The utility model discloses a circular gear flowmeter convenient to overhaul, and particularly relates to the field of circular gear flowmeters.The circular gear flowmeter convenient to overhaul comprises a bottom plate, an installation base is arranged above the bottom plate, a flowmeter body is fixedly installed on the upper surface of the installation base, and the left end and the right end of the flowmeter body are both fixedly communicated with connecting pipes; two conveying pipes are arranged above the bottom plate, threaded connecting rings are fixedly connected to the outer surfaces of the two conveying pipes, threaded connecting sleeves are arranged on the outer surfaces of the two connecting pipes in a sleeving mode, and inner rings of the two threaded connecting sleeves are in threaded connection with the outer surfaces of the two threaded connecting rings correspondingly. And rotating plates are fixedly connected to the outer surfaces of the two threaded connecting sleeves. According to the utility model, the effect of supporting and positioning the delivery pipe is achieved, the firmness when the delivery pipe is connected with the flow meter body is improved, a quick connection structure is provided, the disassembly speed of the flow meter body is improved, and the follow-up disassembly, overhaul and maintenance of the flow meter body are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of circular gear flowmeter, more specifically, the utility model relates to a circular gear flowmeter convenient to overhaul. BACKGROUND

[0002] Circular gear flowmeter belongs to volumetric flowmeter, and is widely applied in many fields owing to high-precision flow measurement capacity, and the circular gear flowmeter is mainly composed of a metering chamber, a pair of mutually meshing circular gears and a driving shaft, an end cover and the like, when fluid enters the flowmeter, under the action of inlet and outlet pressure difference, the circular gears are pushed to rotate, the two gears are mutually meshed, one gear acts as a driving wheel, and the other acts as a driven wheel, for example, assuming that the left gear is a driving wheel, rotates clockwise under the action of fluid pressure, and drives the right driven wheel to rotate counterclockwise through the mutual meshing of gear teeth. During the rotation of the gears, a closed small volume is formed between each gear tooth and the wall surface of the metering chamber, and with the continuous rotation of the gears, the small volumes are sequentially communicated with the inlet and outlet, when the small volume is communicated with the inlet, the fluid fills the volume, and when the small volume is rotated to be communicated with the outlet, the fluid is extruded, and by accurately measuring the total amount of fluid discharged from the small volumes within a unit time, the flow of the fluid can be obtained, and since the size of each small volume is fixed, the number of rotation of the gears can be recorded to accurately calculate the volume of the fluid passing through the flowmeter.

[0003] Through retrieval, the existing patent (publication number: CN216348865U) discloses a high-precision circular gear flowmeter, the application comprises a instrument panel, the lower end of the instrument panel is provided with a flowmeter body, the circular arc surface of the flowmeter body is communicated with two pipelines, the circular arc surface of the flowmeter body is provided with a support structure, the support structure comprises two T-shaped plates, the two T-shaped plates are fixedly connected to the surface of the flowmeter body, the surface of the T-shaped plate is provided with a sliding hole, and the inventor finds the following problems in the process of implementing the utility model:

[0004] The existing circular gear flowmeter does not have a quick connecting structure between the flowmeter body and the conveying pipe during use, so that the pipelines at both ends of the flowmeter body are difficult to be quickly disassembled from the conveying pipe, the disassembly speed of the flowmeter body is reduced, and it is inconvenient to overhaul, and the stability of the support structure for supporting the conveying pipe is poor, the effect of stably supporting the conveying pipe cannot be achieved, and then the firmness when the conveying pipe is connected with the flowmeter body is affected.

[0005] Therefore, the circular gear flowmeter convenient to overhaul is proposed for the above problems. UTILITY MODEL CONTENTS

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a convenient maintenance's gear flowmeter to solve the problems in the above background art.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a convenient maintenance's gear flowmeter, including the bottom plate, the upper side of bottom plate is equipped with the mounting seat, the upper surface of mounting seat is fixedly installed with the flowmeter body, the left and right two ends of flowmeter body all are fixedly connected with the connecting pipe, the upper side of bottom plate is equipped with two delivery pipes, the outer surface of two delivery pipes all is fixedly connected with the threaded connecting ring, the outer surface of two connecting pipes all is equipped with the threaded connecting sleeve, the inner ring of two threaded connecting sleeves respectively with the outer surface of two threaded connecting rings is connected with screw thread, the outer surface of two threaded connecting sleeves all is fixedly connected with the rotating plate.

[0008] The upper surface of the bottom plate is fixedly connected with two groups of vertical plates, the side face of the two groups of vertical plates close to each other is provided with a threaded hole, the inner wall of the two groups of threaded holes is connected with the adjusting screw in screw thread, two sliding plates are arranged between the two vertical plates, the side face of the two sliding plates away from each other is fixedly embedded with a bearing, the outer surface of the two adjusting screws is fixedly connected with the inner ring of the two bearings respectively, and the side face of the two sliding plates close to each other is fixedly connected with two movable clamping plates.

[0009] Preferably, the outer surface of the two connecting pipes is fixedly connected with a limiting ring, the inside of the two limiting rings is provided with a first sealing gasket, the inside of the two threaded connecting rings is provided with a second sealing gasket, and the inner ring of the two threaded connecting sleeves is fixedly connected with an annular protrusion.

[0010] Preferably, the side face of the two first sealing gaskets close to each other is in close contact with the inner ring of the two threaded connecting sleeves respectively, and the side face of the two second sealing gaskets close to each other is in close contact with the side face of the two annular protrusions away from each other respectively.

[0011] Preferably, the upper surface of the bottom plate is fixedly connected with two groups of reinforcing blocks, and the side face of the two groups of reinforcing blocks away from each other is fixedly connected with the side face of the two groups of vertical plates close to each other.

[0012] Preferably, the side face of the two movable clamping plates close to each other is fixedly connected with a fixed pad, and the side face of the two fixed pads close to each other is in close contact with the outer surface of the connecting pipe.

[0013] Preferably, the top end of the flowmeter body is fixedly installed with a connecting disc, the upper surface of the connecting disc is fixedly installed with an instrument panel, and the front surface of the instrument panel is fixedly embedded with a display screen.

[0014] Preferably, two sides of the vertical plate away from each other are provided with sliding holes, and the bottom surface of the two moving clamping plates is fixedly connected with sliding plates, and the outer surfaces of the two sliding plates are respectively connected with the inner walls of the two sliding holes.

[0015] Preferably, the bottom surface of the bottom plate is provided with two groups of fixing holes, and the inner walls of the two groups of fixing holes are provided with threads.

[0016] The technical effects and advantages of the utility model are as follows:

[0017] Compared with the prior art, the convenient-to-overhaul circular gear flowmeter can make the adjusting screw rotate in the internal thread hole, then make the adjusting screw slide forward and backward, and drive the moving clamping plate to move forward and backward, so that the fixed pad in the inner ring of the moving clamping plate can be in firm contact with the surface of the conveying pipe, and the conveying pipe can be stably supported, the firmness when the conveying pipe is connected with the flowmeter body is improved, and the subsequent connection and installation between the conveying pipe and the flowmeter body are facilitated.

[0018] Compared with the prior art, the convenient-to-overhaul circular gear flowmeter can make the adjusting screw rotate in the internal thread hole, then make the adjusting screw slide forward and backward, and drive the moving clamping plate to move forward and backward, so that the fixed pad in the inner ring of the moving clamping plate can be in firm contact with the surface of the conveying pipe, and the conveying pipe can be stably supported, the firmness when the conveying pipe is connected with the flowmeter body is improved, and the subsequent connection and installation between the conveying pipe and the flowmeter body are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a perspective structural schematic view of the front view of the utility model.

[0020] Figure 2 It is a perspective structural schematic view of the side view of the utility model.

[0021] Figure 3 It is a sectional view of the front view of the conveying pipe in the utility model.

[0022] Figure 4 It is a perspective structural schematic view of the side view of the vertical plate in the utility model.

[0023] Figure 5 It is a perspective structural schematic view of the bottom view of the vertical plate in the utility model.

[0024] The attached diagram is labeled as follows: 1. Base plate; 2. Mounting base; 3. Flow meter body; 4. Instrument panel; 5. Vertical plate; 6. Delivery pipe; 7. Connecting pipe; 8. Threaded connecting ring; 9. Limiting ring; 10. Threaded connecting sleeve; 11. Annular protrusion; 12. First sealing gasket; 13. Second sealing gasket; 14. Rotating plate; 15. Threaded hole; 16. Adjusting screw; 17. Moving clamp; 18. Sliding plate; 19. Bearing; 20. Fixing pad; 21. Reinforcing block; 22. Slide plate; 23. Sliding hole; 24. Connecting plate; 25. Display screen; 26. Fixing hole. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model. Example

[0026] As attached Figures 1-5 The illustrated circular gear flow meter, which is easy to maintain, includes a base plate 1. A mounting base 2 is provided above the base plate 1. A flow meter body 3 is fixedly installed on the upper surface of the mounting base 2. Both ends of the flow meter body 3 are fixedly connected to connecting pipes 7. Two conveying pipes 6 are provided above the base plate 1. Threaded connecting rings 8 are fixedly connected to the outer surfaces of the two conveying pipes 6. Threaded connecting sleeves 10 are fitted onto the outer surfaces of the two connecting pipes 7. The inner rings of the two threaded connecting sleeves 10 are threadedly connected to the outer surfaces of the two threaded connecting rings 8 respectively. Rotating plates 14 are fixedly connected to the outer surfaces of the two threaded connecting sleeves 10.

[0027] Two sets of upright plates 5 are fixedly connected to the upper surface of the base plate 1. Threaded holes 15 are opened on the side of the two sets of upright plates 5 that are close to each other. Adjusting screws 16 are threadedly connected to the inner walls of the two sets of threaded holes 15. Two sliding plates 18 are provided between the two upright plates 5. Bearings 19 are fixedly embedded on the side of the two sliding plates 18 that are far from each other. The outer surfaces of the two adjusting screws 16 are fixedly connected to the inner rings of the two bearings 19 respectively. Two movable clamping plates 17 are fixedly connected to the side of the two sliding plates 18 that are close to each other.

[0028] From the above description, the utility model has the following beneficial effects, wherein: through the rotation of adjusting screw rod 16 in the inside of threaded hole 15, adjusting screw rod 16 can slide back and forth, and the cooperation with bearing 19 and sliding plate 18 will drive movable clamping plate 17 to move back and forth, can make the fixed pad 20 of movable clamping plate 17 inner ring and the surface of conveying pipe 6 firm contact, then reach the effect of supporting and positioning conveying pipe 6, can stably support conveying pipe 6, improve the firmness when conveying pipe 6 is connected with flowmeter body 3, it is convenient to install the connection between subsequent conveying pipe 6. Embodiment

[0029] On the basis of embodiment one, the scheme in embodiment one is further refined and introduced in combination with the following specific working mode, and details are described below:

[0030] As Figures 1-5 Preferred embodiment, the outer surface of two connecting pipes 7 is fixedly connected with limiting ring 9, the inside of two limiting rings 9 is equipped with first sealing pad 12, the inside of two threaded connecting rings 8 is equipped with second sealing pad 13, the inner circle of two threaded connecting sleeves 10 is fixedly connected with annular protrusion 11, the side of two first sealing pads 12 close to each other respectively with the inner circle of two threaded connecting sleeves 10 is closely contacted, the side of two second sealing pads 13 close to each other respectively with the side of two annular protrusions 11 away from each other is closely contacted, the upper surface of bottom plate 1 is fixedly connected with two groups of reinforcing blocks 21, the side of two groups of reinforcing blocks 21 away from each other respectively with the side of two groups of vertical plates 5 close to each other is fixedly connected, further, through the setting of limiting ring 9 and annular protrusion 11, and the cooperation with first sealing pad 12 and second sealing pad 13, can make threaded connecting sleeve 10 and threaded connecting ring 8 firm connection sealing, avoid the phenomenon of medium leakage, then enhance the tightness when connecting pipe 7 and conveying pipe 6 are connected, the setting of reinforcing block 21 can deepen the support of vertical plate 5, will make vertical plate 5 more stable.

[0031] As Figures 1-5As shown, as a preferred embodiment; two mobile splints 17 are fixedly connected with the fixed pad 20 on the side close to each other, the two fixed pads 20 are in close contact with the outer surface of the connecting pipe 7 on the side close to each other, the top end of the flowmeter body 3 is fixedly installed with the connecting disc 24, the upper surface of the connecting disc 24 is fixedly installed with the instrument panel 4, the front surface of the instrument panel 4 is fixedly embedded with the display screen 25, the side away from each other of the two vertical plates 5 is provided with a sliding hole 23, the bottom surface of the two mobile splints 17 is fixedly connected with the sliding plate 22, the outer surface of the two sliding plates 22 is respectively connected with the inner wall of the two sliding holes 23, the bottom surface of the bottom plate 1 is provided with two groups of fixed holes 26, the inner wall of the two groups of fixed holes 26 is provided with a thread, further, through the setting of the fixed pad 20, the positioning effect of the mobile splint 17 on the conveying pipe 6 can be enhanced, so that the conveying pipe 6 is more stable, through the setting of the connecting disc 24, the flowmeter body 3 and the instrument panel 4 can be connected, which is convenient for disassembling and repairing the instrument panel 4, through the cooperation of the sliding plate 22 and the sliding hole 23, the mobile splint 17 can stably slide, avoiding the rotation of the mobile splint 17, through the setting of the fixed hole 26, the bottom plate 1 is convenient to install and fix.

[0032] The working process of the utility model is as follows:

[0033] The convenient maintenance gear flowmeter is used in the later period, first, the device is taken and placed in the appropriate installation position, at the same time, the conveying pipe 6 is located between the two mobile splints 17, then the adjusting screw 16 is rotated, the adjusting screw 16 can rotate in the internal thread hole 15, at the same time, the sliding plate 18 and the mobile splint 17 are also moved, until the fixed pad 20 in the inner ring of the mobile splint 17 contacts with the surface of the conveying pipe 6, then the conveying pipe 6 is supported and positioned, which is convenient for subsequent connection and installation between the conveying pipe 6;

[0034] Then the wrench is used to rotate the rotating plate 14, which can drive the threaded connection sleeve 10 to rotate on the surface of the threaded connection ring 8, until it is firmly installed on the threaded connection ring 8, then the flowmeter body 3 and the conveying pipe 6 can be flexibly installed, and by rotating the rotating plate 14 in the opposite direction, the threaded connection sleeve 10 can be rotated and removed from the surface of the threaded connection ring 8, then the connection between the connecting pipe 7 and the conveying pipe 6 can be disconnected, then the flowmeter body 3 can be removed for maintenance, which is the working process and working principle of the device.

[0035] Finally: the above only for preferred embodiment of the utility model has, and does not use for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A convenient-to-service cogwheel flowmeter comprising a base plate (1), characterized in that: The upper surface of the bottom plate (1) is fixedly connected with two groups of vertical plates (5), the side face close to each other of the two groups of vertical plates (5) is provided with a threaded hole (15), and the inner wall of the threaded hole (15) is threadedly connected with an adjusting screw rod (16). The outer surface of the two adjusting screw rods (16) is respectively fixedly connected with the inner ring of the two bearings (19), and the side face close to each other of the two sliding plates (18) is fixedly connected with two movable clamping plates (17).

2. The easy service gearwheel flowmeter of claim 1 wherein: The outer surface of the two connecting pipes (7) is fixedly connected with a limiting ring (9), the inside of the two limiting rings (9) is provided with a first sealing gasket (12), the inside of the two threaded connecting rings (8) is provided with a second sealing gasket (13), and the inner ring of the two threaded connecting sleeves (10) is fixedly connected with an annular protrusion (11).

3. The easy service gearwheel flowmeter of claim 2 wherein: The side face close to each other of the two first sealing gaskets (12) is respectively in close contact with the inner ring of the two threaded connecting sleeves (10), and the side face close to each other of the two second sealing gaskets (13) is respectively in close contact with the side face away from each other of the two annular protrusions (11).

4. The easy service gearwheel flowmeter of claim 1 wherein: The upper surface of the bottom plate (1) is fixedly connected with two groups of reinforcing blocks (21), and the side face away from each other of the two groups of reinforcing blocks (21) is respectively fixedly connected with the side face close to each other of the two groups of vertical plates (5).

5. The easy access gear flowmeter of claim 1 wherein: The side face close to each other of the two movable clamping plates (17) is fixedly connected with a fixed pad (20), and the side face close to each other of the two fixed pads (20) is in close contact with the outer surface of the connecting pipe (7).

6. The easy service gearwheel flowmeter of claim 1 wherein: The top end of the flowmeter body (3) is fixedly installed with a connecting disc (24), the upper surface of the connecting disc (24) is fixedly installed with a instrument panel (4), and the front surface of the instrument panel (4) is fixedly embedded with a display screen (25).

7. The easy service gearwheel flowmeter of claim 1 wherein: The side face away from each other of the two vertical plates (5) is provided with a sliding hole (23), and the bottom surface of the two movable clamping plates (17) is fixedly connected with a sliding plate (22).

8. The easy service gearwheel flowmeter of claim 1 wherein: The bottom surface of the bottom plate (1) is provided with two groups of fixed holes (26), and the inner wall of the two groups of fixed holes (26) is provided with a thread.

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