CN202255471U - Intelligent digital display high-pressure water injection meter - Google Patents

Abstract

An intelligent digital display high-pressure water injection meter, including a meter head, an induction magnetic head, an upper impeller box, a lower impeller box and an impeller, the top of the upper impeller box is connected to the meter head through a partition, and the bottom is connected to the lower impeller box through screws The left and right ends of the bottom of the lower impeller box are respectively equipped with adjustment devices, and the top is arranged between the left and right adjustment devices. The lower end of the top is connected with the top adjustment nut, and the top is matched with the lower end of the impeller shaft through the lower agate. The lower end of the wheel shaft is covered with a protective sleeve, and the outer sleeve of the protective sleeve is equipped with an impeller. An impeller adjustment nut is arranged at the junction of the impeller and the impeller shaft. The plate agate is matched, the outside of the induction magnetic head is provided with an induction lining, and the outside of the partition agate is provided with a partition agate lining. The utility model not only has strong stability and good sealing performance, but also has good adjustability and wide application range.

Description

An Intelligent Digital Display High Pressure Water Injection Meter

technical field

The utility model relates to a liquid flow measuring instrument, in particular to an intelligent digital display high-pressure water injection meter, which is specifically suitable for improving the working stability of the device and expanding the application range of the device.

Background technique

At present, commonly used water injection meters mostly rely on running water to drive the impeller to rotate, and then the impeller drives a series of gears and pointers through the transmission shaft, and finally the pointer displays the flow of water on the dial. But the error of this kind of water injection meter is relatively large, and it is not suitable for the needs of existing liquid metering work.

The Chinese patent authorization announcement number is CN2529210Y, and the utility model patent whose authorization announcement date is January 1, 2003 discloses an intelligent digital display high-pressure water injection meter, which consists of impeller, shaft, magnetic block, separator, coil, battery, and signal processing. When the water flows from the inlet to the outlet, it drives the impeller, and then drives the shaft and the magnetic block to rotate. The coil induces the rotation of the magnetic block and generates a sine wave signal. The signal processing board amplifies the sine wave signal. After shaping and processing, a number is formed and displayed on the display board. Although the utility model can display both the instantaneous flow rate and the cumulative flow rate, since there are no necessary fixing and anti-vibration facilities around the sensor, the sensor is easy to shake during use, which will affect the stability of the measurement; moreover, the sensor The utility model does not have the necessary adjustable devices and has higher requirements on the working environment. It can only work on a level ground, with poor adjustability and narrow adaptability.

Contents of the invention

The purpose of the utility model is to overcome the defects and problems of weak stability, poor adjustability and narrow adaptable range existing in the prior art, and to provide a device with strong stability, better adjustability and narrow adaptable range Wide intelligent digital display high pressure water injection meter.

In order to achieve the above purpose, the technical solution of the utility model is: an intelligent digital display high-pressure water injection meter, including a meter head, an upper impeller box, a lower impeller box and an impeller, the top of the upper impeller box is connected to the meter head, The bottom is connected with the lower impeller box, and the middle of the upper impeller box and the lower impeller box is provided with an impeller shaft. The upper end of the impeller shaft is connected with the induction magnetic head, and the lower end is connected with the top via the lower agate. Inside, and the impeller matches the lower end of the impeller shaft after going through the protective sleeve;

The top of the upper impeller box is connected with the meter head through a partition, and the bottom is connected with the lower impeller box through screws, and the left and right ends of the bottom of the lower impeller box are respectively provided with adjustment devices; the left and right adjustment devices are provided with There is a top, the lower end of the top is connected with the top adjustment nut, the top is matched with the lower end of the impeller shaft through the lower agate, the lower end of the impeller shaft is covered with a protective sleeve, the outer sleeve of the protective sleeve is equipped with an impeller, and the connection between the impeller and the impeller shaft There is an impeller adjusting nut, the upper end of the impeller shaft passes through the induction magnetic head and the agate in turn, and then cooperates with the partition agate set in the partition. Agate lining.

The adjustment device includes an adjustment plate, an adjustment sleeve and an adjustment screw, and the adjustment plate and the adjustment sleeve are fixedly connected by the adjustment screw.

The part of the tip located in the protective sleeve is covered with a tip bearing, and the part of the impeller shaft close to the induction magnetic head is provided with an impeller shaft bearing.

The bottom of the partition is provided with a partition sealing ring, and the bottom of the lower impeller box is provided with a lower impeller box sealing ring.

Compared with the prior art, the beneficial effects of the utility model are:

1. In an intelligent digital display high-pressure water injection meter of the utility model, the impeller shaft is used to connect the upper impeller box, the lower impeller box, the induction head and the impeller in series, so as to ensure that the rotating speed of the impeller during operation can be measured by the induction head, and then transmitted by the induction head. To show the meter, in order to ensure the stability of the impeller rotation and the measurement stability of the induction magnetic head, the device is equipped with protective parts such as partitions, protective sleeves, bushings, bearings and so on at key parts to improve the buffering effect of each part. Ensure the stability of its operation, thereby improving the final stability of the device. Therefore the stability of the utility model is stronger.

2. An intelligent digital display high-pressure water injection meter of the utility model is provided with adjustment devices at the left and right ends of the bottom of the lower impeller box, and a top adjustment nut is provided at the lower end of the top. 1. The top adjusting nut is used to adjust the device so that it can adapt to various environments and ensure the normal measurement effect. Therefore, the adjustability of the utility model is better, and the scope of application is wider.

3. An intelligent digital display high-pressure water injection meter of the utility model is provided with a partition sealing ring at the bottom of the partition, and the bottom of the lower impeller box is provided with a lower impeller box sealing ring. The design of these sealing rings can improve the performance of the device. Excellent sealing effect, improve the reliability of work. Therefore the sealing performance of the utility model is better.

Description of drawings

Fig. 1 is the structural representation of the utility model.

In the figure: meter head 1, upper impeller box 2, partition 21, screw 22, partition agate 23, partition sealing ring 24, partition agate lining 25, lower impeller box 3, lower impeller box sealing ring 31, impeller 4. Protective sleeve 41, impeller adjustment nut 42, impeller shaft 5, upper agate 51, lower agate 52, impeller shaft bearing 54, induction magnetic head 6, induction bushing 61, top 7, top adjustment nut 71, top bearing 72, adjustment Device 8, adjusting plate 81, adjusting sleeve 82, adjusting screw 83.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figure 1, an intelligent digital display high-pressure water injection meter includes a meter head 1, an upper impeller box 2, a lower impeller box 3 and an impeller 4, the top of the upper impeller box 2 is connected to the meter head 1, and the bottom is connected to the lower impeller The box 3 is connected, and the middle part of the upper impeller box 2 and the lower impeller box 3 is provided with an impeller shaft 5. The upper end of the impeller shaft 5 is connected with the induction magnetic head 6, and the lower end is connected with the top 7 through the lower agate 52. The impeller 4 Located inside the lower impeller box 3, and the impeller 4 cooperates with the lower end of the impeller shaft 5 after passing through the protective sleeve 41;

One of the special features of the present utility model is that the top of the upper impeller box 2 is connected with the meter head 1 through the partition plate 21, and the bottom is connected with the lower impeller box 3 by screws 22, and the left and right ends of the bottom of the lower impeller box 3 are respectively An adjustment device 8 is provided; a top 7 is arranged between the left and right adjustment devices 8, the lower end of the top 7 is connected with the top adjustment nut 71, the top is matched with the lower end of the impeller shaft 5 through the lower agate 52, and the impeller shaft 5 The outer casing of the lower end of the protective cover 41 is equipped with an impeller 4, and the junction of the impeller 4 and the impeller shaft 5 is provided with an impeller adjustment nut 42. Then cooperate with the partition agate 23 provided in the partition 21 , the induction ring 61 is arranged on the outside of the induction head 6 , and the partition agate lining 25 is arranged on the outside of the partition agate 23 . This design is convenient to improve the stability and adjustability of the device.

Preferably, the adjusting device 8 includes an adjusting plate 81 , an adjusting sleeve 82 and an adjusting screw 83 , and the adjusting plate 81 and the adjusting sleeve 82 are fixedly connected by the adjusting screw 83 . This design is convenient to improve the adjustability of the device to expand the application range.

Preferably, a tip bearing 72 is sheathed outside the part of the tip 7 located in the protective sleeve 41 , and an impeller shaft bearing 54 is provided on the part of the impeller shaft 5 close to the magnetic head 6 . This design is convenient to improve the stability of the device.

Preferably, the bottom of the partition 21 is provided with a partition sealing ring 24 , and the bottom of the lower impeller box 3 is provided with a lower impeller box sealing ring 31 . This design is convenient to improve the sealing performance of the device.

It can be seen from the above that the utility model not only has strong stability and good sealing performance, but also has good adjustability and wide application range.

The above are only preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, but any equivalent modification or change made by those of ordinary skill in the art according to the content disclosed in the present utility model, All should be included in the scope of protection described in the claims.

Claims (4)

1. intelligent digital high-pressure water-filling meter; Comprise gauge outfit (1), last impeller box (2), following impeller box (3) and impeller (4), said top of going up impeller box (2) is connected with gauge outfit (1), and the bottom is connected with following impeller box (3); Last impeller box (2), down the middle part of impeller box (3) is run through and is provided with impeller shaft (5); The upper end of impeller shaft (5) is connected with induction magnetic head (6), and lower end warp agate (52) down is connected with top (7), and said impeller (4) is positioned at the inside of impeller box (3) down; And impeller (4) matches with the lower end of impeller shaft (5) behind protective jacket (41), it is characterized in that:

Said top of going up impeller box (2) is connected with gauge outfit (1) through dividing plate (21), and the bottom is connected with following impeller box (3) through screw (22), and the right ends of following impeller box (3) bottom respectively is provided with regulating device (8); Be provided with between the said left and right regulating device (8) top (7); The lower end of top (7) is connected with top setting nut (71); Top warp agate (52) down matches with the lower end of impeller shaft (5); The outer cover of the lower end of impeller shaft (5) is equipped with protective jacket (41); The outer cover of protective jacket (41) is equipped with impeller (4), and impeller (4) is provided with impeller setting nut (42) with the junction of impeller shaft (5), matches with the dividing plate agate (23) of setting in the dividing plate (21) behind induction magnetic head (6), last agate (51) successively in the upper end of impeller shaft (5); The outer setting of induction magnetic head (6) has induction lining ring (61), and the outer setting of dividing plate agate (23) has dividing plate agate lining ring (25).

2. a kind of intelligent digital high-pressure water-filling meter according to claim 1; It is characterized in that: said regulating device (8) comprises adjustable plate (81), regulating sleeve (82) and set screw (83), and adjustable plate (81), regulating sleeve (82) are fixedly connected through set screw (83).

3. a kind of intelligent digital high-pressure water-filling meter according to claim 1 and 2; It is characterized in that: the outer cover that is positioned at the position of protective jacket (41) on said top (7) is equipped with top bearing (72), and the position that said impeller shaft (5) is gone up near-induction magnetic head (6) is provided with impeller shaft bearing (54).

4. a kind of intelligent digital high-pressure water-filling meter according to claim 1 and 2 is characterized in that: the bottom of said dividing plate (21) is provided with dividing plate O-ring seal (24), and the said bottom of impeller box (3) down is provided with down impeller box O-ring seal (31).

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