Multi-flow-beam water inlet high-precision heat meter

Abstract

The utility model provides a multi-flow-beam water inlet high-precision heat meter, which relates to the technical field of metering equipment and comprises a flow tube. During use, firstly, the mounting ring block is screwed to drive the internal thread sleeve to move on the outer surface thread of the extension pipe, and after the position of the mounting ring block on the surface of the extension pipe is adjusted according to the error with an external water inlet and outlet pipe, the extension pipe is inserted into the inner side of the flow pipe, so that the external thread sleeve is in butt joint with the flow pipe, and the external thread sleeve is screwed; the inner surface of the inner threaded sleeve is in threaded rotation connection with the outer surface of the flow tube until the mounting ring block tightly abuts against the end face of the flow tube, the extension tube continues to go deep into the inner side of the flow tube under the action of threaded rotation connection of the outer threaded sleeve and the flow tube, and the outer surface of the inner threaded sleeve is attached to the inner surface of the flow tube to be inserted; and a fixed connection effect is achieved, so that a worker can conveniently compensate an error between the water inlet pipe and the water outlet pipe after the extension pipe extends outwards properly by adjusting the length of the extension pipe in the flow pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of metering equipment, in particular to a multi-stream water inlet high-precision heat meter. Background Art

[0002] A heat meter is an instrument for calculating heat. The working principle of a heat meter is as follows: a pair of temperature sensors are installed on the upward and downward pipes through which the heat-carrying fluid passes, and a flow tube is installed on the fluid inlet or return pipe (different flow tube installation positions will result in different final measurement results). The flow tube sends out a pulse signal proportional to the flow rate, and a pair of temperature sensors give out analog signals indicating the temperature. The calculator collects signals from the flow and temperature sensors and uses the calculation formula to calculate the heat obtained by the heat exchange system.

[0003] In the prior art, such as Chinese patent CN214426862U, a multi-stream water inlet high-precision heat meter includes: a flow tube, a temperature sensor, a control component and a rotating shaft; the flow tube and the temperature sensor are electrically connected to the control component, the control component is installed in an electromechanical component installation shell, and the electromechanical component installation shell is rotatably connected to the flow tube; a first rotating connection part and a second rotating connection part are provided on the outer shell of the flow tube, and the first rotating connection part and the second rotating connection part are symmetrically arranged along the middle surface of the flow tube; a third rotating connection part is provided at the lower end of the electromechanical component installation shell, and the third rotating connection part is located between the first rotating connection part and the second rotating connection part; the rotating shaft passes through the first rotating connection part, the second rotating connection part and the third rotating connection part in sequence to rotatably connect the electromechanical component installation shell and the flow tube; both ends of the rotating shaft are fastened by nuts.

[0004] In the above patent, although the relative angle between the electromechanical component mounting shell and the flow tube can be adjusted to make the heat meter better adapt to various different spaces during installation, when installing the heat meter, it is usually necessary to cut a specific length after the pipeline is installed, hot-melt connect the threaded connector, and then install the heat meter. Since there will be errors in cutting the pipeline during installation, it is difficult to compensate for this error with the fixed connecting pipeline. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that when a heat meter is installed between two water pipes, there will be errors when cutting the pipes during installation, and it is difficult to compensate for the errors with fixed connecting pipes, and thus a multi-stream water inlet high-precision heat meter is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multi-stream water inlet high-precision heat meter, comprising: a flow tube, the outer surface of which is symmetrically provided with mounting columns, the tops of the two mounting columns are provided with a heat meter body, the outer surface of the flow tube is provided with an adjustment component, and the front surface of the heat meter body is provided with a protective component; an adjustment component, the adjustment component is provided in two groups, and the two groups of adjustment components are symmetrically provided on the outer surface of the flow tube, the adjustment component comprises an extension tube, the extension tube is located on the inner side of the flow tube, the outer surface of the extension tube is threadedly rotatably connected with an internal threaded sleeve, the outer surface of the internal threaded sleeve is fixedly connected with a mounting ring block, the outer surface of the mounting ring block is provided with an annular groove, the inner surface of the annular groove is rotatably connected with a connecting ring block, the outer surface of the connecting ring block is fixedly connected with an external threaded sleeve, and the inner surface of the external threaded sleeve is threadedly rotatably connected to the outer surface of the flow tube.

[0007] Preferably, the protective assembly includes a mounting frame, the rear surface of the mounting frame is fixedly connected to the front surface of the heat meter body, the inner surface of the mounting frame is symmetrically provided with dovetail sliders, and the front surfaces of the two dovetail sliders are fixedly connected with protective plates.

[0008] Preferably, a sliding rod is symmetrically fixedly connected to the inner surface of the mounting frame, and the outer surface of the sliding rod is slidably connected to the inner surface of the dovetail slider.

[0009] Preferably, a spring is sleeved on the outer surface of the slide rod, and the spring is matched with the dovetail slide block.

[0010] Preferably, a horizontal block is fixedly connected to the inner side of the mounting frame near the top, and a first magnet is disposed on the inner surface of the horizontal block.

[0011] Preferably, a second magnet is disposed at the inner bottom of the protective plate, and the second magnet is matched with the first magnet.

[0012] Preferably, a protrusion is fixedly connected to a position near the top of the front surface of the protective plate, and a protective glass is provided on the inner surface of the protective plate.

[0013] Preferably, the rear surface of the protective plate is in contact with the front surface of the mounting frame, and the protective glass is rectangular.

[0014] Preferably, the outer surface of the internally threaded sleeve fits with the inner surface of the flow tube at a position away from the mounting ring block, and the end surface of the mounting ring block fits with the end surface of the flow tube.

[0015] Preferably, the outer surface of the connecting ring block is fixedly connected to a limiting ring block at a position away from the external threaded sleeve, and the outer surface of the limiting ring block is rotatably connected to the inner surface of the annular sliding groove.

[0016] Compared with the prior art, the advantages and positive effects of the utility model are:

[0017] 1. In the utility model, when in use, firstly, the mounting ring block is screwed to drive the internal thread sleeve to move on the outer surface thread of the extension tube, and after adjusting its position on the surface of the extension tube according to the error with the external inlet and outlet water pipes, the extension tube is inserted into the inner side of the flow tube so that the external thread sleeve is docked with the flow tube, and the external thread sleeve is screwed to make its inner surface rotate and connect with the outer surface thread of the flow tube until the mounting ring block is tightly against the end face of the flow tube. Under the action of the external thread sleeve and the flow tube thread rotation connection, the extension tube will continue to penetrate into the inner side of the flow tube, and the outer surface of the internal thread sleeve is inserted into the inner surface of the flow tube in a close fit, which plays a role of fixed connection, and it is convenient for personnel to adjust the length of the extension tube in the flow tube, so that the extension tube is extended outward by an appropriate amount, so as to compensate for the error between the inlet and outlet water pipes.

[0018] 2. In the utility model, when in use, through the coordinated use of the protection component, by fixing the installation frame on the front side of the heat meter body, when the protrusion is pulled, the protection plate moves up along the surface of the two slide bars through the two dovetail sliders, so that the two springs will deform and contract, which is convenient for personnel to open the blocking protection plate and operate the blocked display screen. After the operation is completed, the elastic reset of the two springs will push the two dovetail sliders until the two magnets are attracted to each other, so that the protection plate blocks the display screen again, which plays a protective role, prevents accidental impact by external force, and causes damage to the display screen, and at the same time prevents dust from accumulating on the surface of the display screen, thereby improving the protection effect of the multi-stream water inlet high-precision heat meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of a multi-stream water inlet high-precision heat meter proposed for the utility model;

[0020] Figure 2 The utility model provides a schematic diagram of the structure of the regulating component of the multi-stream water inlet high-precision heat meter;

[0021] Figure 3 The utility model provides a schematic diagram of the mounting ring block structure of a multi-stream water inlet high-precision heat meter;

[0022] Figure 4 The utility model provides a schematic diagram of the structure of the protection component of the multi-stream water inlet high-precision heat meter;

[0023] Figure 5 The utility model provides a schematic diagram of the installation frame structure of a multi-stream water inlet high-precision heat meter;

[0024] Figure 6 The utility model provides a schematic diagram of the protective plate structure of a multi-stream water inlet high-precision heat meter.

[0025] Legend: 1. Flow tube; 2. Mounting column; 3. Heat meter body; 4. Adjustment assembly; 401. Extension tube; 402. Internal threaded sleeve; 403. Mounting ring block; 404. External threaded sleeve; 405. Connecting ring block; 406. Limiting ring block; 407. Annular slide groove; 5. Protection assembly; 501. Mounting frame; 502. Dovetail slider; 503. Slide rod; 504. Spring; 505. Cross block; 506. First magnet; 507. Protection plate; 508. Protection glass; 509. Second magnet; 510. Bump. DETAILED DESCRIPTION

[0026] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0028] Embodiment 1, as Figure 1-Figure 6 As shown, the utility model provides a multi-stream water inlet high-precision heat meter, including: a flow tube 1, a mounting column 2 is symmetrically arranged on the outer surface of the flow tube 1, a heat meter body 3 is arranged on the top of the two mounting columns 2, an adjustment component 4 is arranged on the outer surface of the flow tube 1, and a protective component 5 is arranged on the front surface of the heat meter body 3; an adjustment component 4, the adjustment component 4 is set in two groups, and the two groups of adjustment components 4 are symmetrically arranged on the outer surface of the flow tube 1, and the adjustment component 4 includes an extension tube 401, the extension tube 401 is located on the inner side of the flow tube 1, the outer surface of the extension tube 401 is threadedly rotatably connected with an internal thread sleeve 402, and the outer surface of the internal thread sleeve 402 is fixedly connected with a mounting ring block 403, An annular groove 407 is provided on the outer surface of the mounting ring block 403, and a connecting ring block 405 is rotatably connected to the inner surface of the annular groove 407. The outer surface of the connecting ring block 405 is fixedly connected to an external threaded sleeve 404. The inner surface of the external threaded sleeve 404 is threadedly rotatably connected to the outer surface of the flow tube 1. The outer surface of the internal threaded sleeve 402 is fitted with the inner surface of the flow tube 1 at a position away from the mounting ring block 403, and the end face of the mounting ring block 403 is fitted with the end face of the flow tube 1. The outer surface of the connecting ring block 405 is fixedly connected to a limiting ring block 406 at a position away from the external threaded sleeve 404. The outer surface of the limiting ring block 406 is rotatably connected to the inner surface of the annular groove 407.

[0029] The effect achieved by the entire embodiment 1 is that, when the multi-stream water inlet high-precision heat meter is used, in order to facilitate the error compensation between the flow tube 1 and the external inlet and outlet water pipes, the lengths of the extension tubes 401 at both ends are adjusted in turn. First, an appropriate amount of raw tape is wrapped around the outer surfaces of the extension tube 401 and the flow tube 1 for sealing. The mounting ring block 403 is rotated to drive the internal threaded sleeve 402 to rotate on the surface of the extension tube 401, so that it can move back and forth on the outer surface of the extension tube 401 and stay at a certain section of the extension tube 401 according to needs. Then, the extension tube 401 is inserted into the inner side of the flow tube 1, and the external threaded sleeve 404 is twisted. The inner surface of the external threaded sleeve 404 begins to be on the outer surface of the flow tube 1. The outer thread of the outer thread sleeve 404 rotates, and the outer thread of the inner thread sleeve 402 rotates in a limited manner in the annular groove 407 through the connecting ring block 405 and the limiting ring block 406. As the outer thread sleeve 404 moves on the surface of the flow tube 1, until the end face of the mounting ring block 403 tightly contacts the opposite end face of the flow tube 1, the extension tube 401 will continue to penetrate into the inner side of the flow tube 1 under the action of the outer thread sleeve 404 and the flow tube 1 threaded rotation connection, and the outer surface of the inner thread sleeve 402 fits the inner surface of the flow tube 1 and is inserted, which plays a role of fixed connection, so that personnel can adjust the length of the extension tube 401 in the flow tube 1, so that the extension tube 401 extends outward by an appropriate amount, so that personnel can compensate for the error between the inlet and outlet water pipes.

[0030] Embodiment 2, as Figure 1-Figure 6 As shown, the protection component 5 includes a mounting frame 501, the rear surface of the mounting frame 501 is fixedly connected to the front surface of the heat meter body 3, the inner surface of the mounting frame 501 is symmetrically provided with dovetail sliders 502, the front surfaces of the two dovetail sliders 502 are fixedly connected with a protection plate 507, the inner surface of the mounting frame 501 is symmetrically fixedly connected with a slide bar 503, the outer surface of the slide bar 503 is slidably connected to the inner surface of the dovetail slider 502, the outer surface of the slide bar 503 is sleeved with a spring 504, and the spring 504 is matched with the dovetail slider 502 A sleeve is set, a horizontal block 505 is fixedly connected to the inner side of the mounting frame 501 near the top, a first magnet 506 is set on the inner surface of the horizontal block 505, a second magnet 509 is set at the inner bottom of the protective plate 507, the second magnet 509 and the first magnet 506 are matched, a protrusion 510 is fixedly connected to the front surface of the protective plate 507 near the top, a protective glass 508 is set on the inner surface of the protective plate 507, the rear surface of the protective plate 507 is fitted with the front surface of the mounting frame 501, and the protective glass 508 is rectangular.

[0031] The effect achieved by the entire embodiment 2 is that when observing data or operating, the data on the surface of the heat meter body 3 can be observed through the transparent protective glass 508. The heat meter body 3 is fixedly arranged on the outer surface of the flow tube 1 through two mounting columns 2. The protrusion 510 is pulled, and the protrusion 510 drives the protective plate 507 to move upward. When the protective plate 507 moves up on the inner surface of the mounting frame 501 through the two dovetail sliders 502, the two dovetail sliders 502 slide along the surfaces of the two slide bars 503 respectively, and squeeze the two springs 504 located above them to cause them to deform and shrink. At the same time, the second magnet 509 and the first magnet 506 will be separated from each other under the action of external force, so that the protective plate 507 is moved upward. The protective plate 507 moves up to the top, and the personnel can touch the display screen in the unobstructed heat meter body 3. After the operation is completed, release the pull on the protrusion 510. Under the elastic reset action of the two springs 504, the two dovetail sliders 502 will drive the protective plate 507 to move down and reset until the first magnet 506 set in the cross block 505 magnetically attracts the second magnet 509, so that the protective plate 507 and the protective glass 508 will block the front side display screen of the heat meter body 3, play a protective role, prevent accidental impact from external force, resulting in damage to the display screen, and prevent dust from accumulating on the surface of the display screen, thereby improving the protection effect of the multi-stream water inlet high-precision heat meter.

[0032] Working principle: When using a multi-stream water inlet high-precision heat meter, in order to facilitate the error compensation between the flow tube 1 and the external inlet and outlet pipes, adjust the length of the extension tube 401 at both ends in turn. First, wrap a proper amount of raw tape around the outer surface of the extension tube 401 and the flow tube 1 for sealing. Rotate the mounting ring block 403 to drive the internal threaded sleeve 402 to rotate on the surface of the extension tube 401, so that it can move forward and backward on the outer surface of the extension tube 401 and stay at a certain section of the extension tube 401 according to needs. Then insert the extension tube 401 into the inner side of the flow tube 1, twist the external threaded sleeve 404, and the inner surface of the external threaded sleeve 404 begins to thread on the outer surface of the flow tube 1. The outer thread sleeve 404 is connected to the flow tube 1 by a thread, and the outer thread sleeve 402 is connected to the flow tube 1 by a thread. The outer thread sleeve 404 is connected to the flow tube 1 by a thread. The outer surface of the inner thread sleeve 402 is connected to the inner surface of the flow tube 1 by a thread. The outer thread sleeve 402 is connected to the flow tube 1 by a thread. The outer surface of the inner thread sleeve 402 is connected to the inner surface of the flow tube 1 by a thread. The inner ... inner thread sleeve 402 is connected to the flow tube 1 by a thread. The outer thread sleeve 402 is connected to the inner surface of the flow tube 1 by a thread. The inner thread sleeve 402 is connected to the flow tube 1 by a thread. The outer thread sleeve 402 is connected to the inner surface of the flow tube 1 by a thread. The inner thread sleeve 402 is connected to the flow tube 1 by a thread. The outer thread sleeve 4 When observing data or operating, the data on the surface of the heat meter body 3 can be observed through the transparent protective glass 508. The heat meter body 3 is fixed on the outer surface of the flow tube 1 through two mounting columns 2. The protrusion 510 is pulled, and the protrusion 510 drives the protective plate 507 to move upward. When the protective plate 507 moves up on the inner surface of the mounting frame 501 through the two dovetail sliders 502, the two dovetail sliders 502 slide along the surfaces of the two slide bars 503 respectively, and squeeze the two springs 504 located above them to cause them to deform and shrink. At the same time, the second magnet 509 and the first magnet 506 are separated under the action of external force, so that the protective plate 507 Move up to the top, and the personnel can touch the display screen in the unobstructed heat meter body 3. After the operation is completed, release the pull on the protrusion 510. Under the elastic reset action of the two springs 504, the two dovetail sliders 502 will drive the protective plate 507 to move down and reset until the first magnet 506 set in the cross block 505 magnetically attracts the second magnet 509, so that the protective plate 507 and the protective glass 508 will block the front side display screen of the heat meter body 3, play a protective role, prevent accidental impact from external force, resulting in damage to the display screen, and prevent dust from accumulating on the surface of the display screen, thereby improving the protection effect of the multi-stream water inlet high-precision heat meter.

[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. Multi-stream water inlet high-precision heat meter, characterized by: include: A flow tube (1), the outer surface of the flow tube (1) being symmetrically provided with mounting columns (2), the tops of the two mounting columns (2) being provided with a heat meter body (3), the outer surface of the flow tube (1) being provided with an adjustment component (4), and the front surface of the heat meter body (3) being provided with a protection component (5); An adjusting component (4), wherein the adjusting component (4) is provided in two groups, and the two groups of the adjusting components (4) are symmetrically arranged on the outer surface of the flow tube (1), and the adjusting component (4) comprises an extension tube (401), wherein the extension tube (401) is located on the inner side of the flow tube (1), and the outer surface of the extension tube (401) is rotatably connected to an internal thread sleeve (402), and the outer surface of the internal thread sleeve (402) is fixedly connected to a mounting ring block (403), and the outer surface of the mounting ring block (403) is provided with an annular groove (407), and the inner surface of the annular groove (407) is rotatably connected to a connecting ring block (405), and the outer surface of the connecting ring block (405) is fixedly connected to an external thread sleeve (404), and the inner surface of the external thread sleeve (404) is rotatably connected to the outer surface of the flow tube (1).

2. The multi-stream water inlet high-precision heat meter according to claim 1, characterized in that: The protective assembly (5) comprises a mounting frame (501), the rear surface of the mounting frame (501) being fixedly connected to the front surface of the heat meter body (3), the inner surface of the mounting frame (501) being symmetrically provided with dovetail sliders (502), and the front surfaces of the two dovetail sliders (502) being fixedly connected with protective plates (507).

3. The multi-stream water inlet high-precision heat meter according to claim 2 is characterized in that: The inner surface of the installation frame (501) is symmetrically fixedly connected with a sliding rod (503), and the outer surface of the sliding rod (503) is slidably connected to the inner surface of the dovetail slider (502).

4. The multi-stream water inlet high-precision heat meter according to claim 3 is characterized in that: The outer surface of the slide rod (503) is sleeved with a spring (504), and the spring (504) is matched with the dovetail slide block (502).

5. The multi-stream water inlet high-precision heat meter according to claim 2, characterized in that: A horizontal block (505) is fixedly connected to a position on the inner side of the installation frame (501) near the top, and a first magnet (506) is provided on the inner surface of the horizontal block (505).

6. The multi-stream water inlet high-precision heat meter according to claim 5, characterized in that: A second magnet (509) is disposed at the inner bottom of the protective plate (507), and the second magnet (509) is matched with the first magnet (506).

7. The multi-stream water inlet high-precision heat meter according to claim 2, characterized in that: A protrusion (510) is fixedly connected to a position near the top of the front surface of the protection plate (507), and a protection glass (508) is provided on the inner surface of the protection plate (507).

8. The multi-stream water inlet high-precision heat meter according to claim 7, characterized in that: The rear surface of the protective plate (507) is in contact with the front surface of the mounting frame (501), and the protective glass (508) is rectangular.

9. The multi-stream water inlet high-precision heat meter according to claim 1, characterized in that: The outer surface of the internal threaded sleeve (402) fits with the inner surface of the flow tube (1) at a position away from the mounting ring block (403), and the end surface of the mounting ring block (403) fits with the end surface of the flow tube (1).

10. The multi-stream water inlet high-precision heat meter according to claim 1, characterized in that: The outer surface of the connecting ring block (405) is fixedly connected to a limiting ring block (406) at a position away from the external threaded sleeve (404), and the outer surface of the limiting ring block (406) is rotatably connected to the inner surface of the annular sliding groove (407).

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