Ultrasonic heat meter detection device

Abstract

A water inlet assembly comprises a water inlet pipe, the right end of the water inlet pipe is provided with a tubular first connecting block, the side face of the water inlet pipe is communicated with a pipe connector, an air cylinder is arranged on an air cylinder seat, the left end of the water inlet pipe is arranged in a closed mode, and the left end of the water inlet pipe is connected with the output end of the air cylinder. According to the device, whether the temperature sensor of the heat meter is qualified or not can be detected more accurately, large errors are avoided, the detection accuracy is improved, bubbles can be prevented from entering the heat meter as much as possible by obliquely arranging all the components, interference of the bubbles on ultrasonic signals is avoided, and the detection accuracy is improved. And the device is further provided with a detachable temperature measuring assembly, the detachable temperature measuring assembly can be detached, flow detection can be conducted on flow meters with the same caliber, and the applicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water meter detection technical field, specifically a kind of ultrasonic heat meter detection device. BACKGROUND

[0002] Large-caliber ultrasonic heat meter is a kind of metering instrument specially designed for large flow pipeline, mainly used in central heating, industrial heat management and other scenes, the heat consumption is calculated by measuring fluid flow and temperature difference, helping energy management and energy saving, the main components contained in ultrasonic heat meter are ultrasonic sensor for detecting flow and temperature sensor for detecting temperature, after heat meter production, factory needs to simulate actual working condition (flow, temperature combination) by standard device, to detect whether the flow vertical of ultrasonic heat meter and temperature data are qualified, when detecting ultrasonic heat meter, the existing usually is connected into the water route driven by metering water pump, and the water is constant-temperature water, always this kind of detection device detects ultrasonic heat meter, needs to adopt a set of constant-temperature water heating device to keep the temperature of water in a certain range, there is certain error and causes the cost of detection device to increase, secondly, the existing detection device will produce bubble under the drive of metering water pump, interfere with ultrasonic signal, lead to measurement error, also cause the inaccuracy of detection, in addition, the existing heat meter detection device can only detect heat meter, there is certain limitation. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide an ultrasonic heat meter detection device to solve at least one of the above technical problems.

[0004] The technical scheme for solving the above technical problem is as follows: an ultrasonic heat meter detection device, comprising a cylinder seat, a pipe seat is arranged on the right side of the cylinder seat, a guide rod is connected between the cylinder seat and the pipe seat, the number of the guide rod is two and the guide rod is symmetrically arranged front and back, a water inlet assembly is slidably arranged on the guide rod, the water inlet assembly comprises a water inlet pipe, a tubular first connecting block is arranged on the right end of the water inlet pipe, a pipe joint is communicated on the side surface of the water inlet pipe, a cylinder is arranged on the cylinder seat, the left end of the water inlet pipe is closed and connected with the output end of the cylinder, a temperature measuring assembly is detachably arranged on the guide rod, the temperature measuring assembly is arranged on the right side of the water inlet assembly, the water inlet assembly comprises a tubular second connecting block, the first connecting block and the second connecting block are cooperatively arranged, supports extending to the right side are arranged on the inner upper and lower sides of the second connecting block, temperature sensors are arranged on the end portions of the supports, the guide rod is slidably connected with a positioning seat, a water outlet pipe is arranged on the pipe seat, a tubular third connecting block is arranged on the left end of the water outlet pipe, the third connecting block is on the same axis as the first connecting block and the second connecting block.

[0005] Further, the left end of the guide rod is higher than the right end of the guide rod.

[0006] Further, the first connecting block is provided with a first sleeve on the front and back sides, and the first sleeve is sleeved on the guide rod.

[0007] Further, the right side of the first connecting block is provided with a sealing groove, and a protruding sealing ring is arranged in the sealing groove.

[0008] Further, the side wall of the second connecting block is provided with a wire harness hole, a wire harness sleeve is mounted in the wire harness hole, a sealing sleeve is arranged between the wire harness sleeve and the wire harness hole, and the wire harness of the temperature sensor passes through the wire harness sleeve and is sealingly connected with the wire harness and the wire harness sleeve.

[0009] Further, the front and back sides of the second connecting block are provided with half sleeves, and the half sleeves are semicircular arcs and are matched with the guide rod.

[0010] Further, the right side of the second connecting block is provided with a sealing groove, and a protruding sealing ring is arranged in the sealing groove.

[0011] Further, the positioning seat is a semicircular arc structure, and the front and back sides of the positioning seat are provided with second sleeves, and the second sleeves are sleeved on the guide rod.

[0012] Further, the left side of the third connecting block is provided with a sealing groove, and a protruding sealing ring is arranged in the sealing groove.

[0013] Further, the bottom of the cylinder seat and the pipe seat is connected with a water collecting groove, and one side of the water collecting groove is provided with a water outlet.

[0014] The beneficial effects of the utility model are:

[0015] The temperature measuring assembly can be inserted into the heat meter, the position of the temperature measuring assembly is close to the position of the temperature sensor of the heat meter, the temperature sensor of the heat meter can be accurately detected, the error is avoided, the detection accuracy is improved, the components are inclined, air bubbles can be avoided from entering the heat meter, the interference of air bubbles on the ultrasonic signal is avoided, and the detection accuracy is improved, the temperature measuring assembly can be disassembled, the flow of the flow meter with the same caliber can be detected, and the applicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a right upper side view structural schematic diagram of the present application.

[0018] Figure 2 It is a left upper side view structural schematic diagram of the present application.

[0019] Figure 3 It is a front view structural schematic diagram of the present application.

[0020] Figure 4 It is a temperature measuring assembly partial structural schematic diagram of the present application.

[0021] In the drawings, the component list represented by each reference numeral is as follows:

[0022] Cylinder seat 1; pipe seat 2; guide rod 3; water inlet assembly 4; water inlet pipe 41; first connecting block 42; first sleeve pipe 43; pipe joint 44; cylinder 5; temperature measuring assembly 6; second connecting block 61; half sleeve pipe 62; wire harness sleeve 63; sealing sleeve 64; support 65; temperature sensor 66; positioning seat 7; second sleeve pipe 71; water outlet pipe 8; third connecting block 81; water collecting groove 9; water outlet 91; heat meter 10. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0025] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0026] In the description of the utility model, it is necessary to explain that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relation based on the drawing shown, or is the orientation or position relation commonly placed when the utility model product is used, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only used for distinguishing description, and cannot be understood as indicating or implying relative importance.

[0027] In addition, the terms "horizontal", "vertical" and the like do not mean that the components must be absolutely horizontal or hanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0028] In the description of the utility model, it is also necessary to explain that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] Example one: see Figures 1 to 4The utility model discloses a structure schematic diagram, including cylinder seat 1, the right side of cylinder seat 1 is provided with pipe seat 2, and the guide rod 3 is connected between cylinder seat 1 and pipe seat 2, the quantity of guide rod 3 is two and is symmetrically set up before and after, and the upper slide of guide rod 3 is provided with water inlet subassembly 4, and water inlet subassembly 4 includes water inlet pipe 41, and the right end of water inlet pipe 41 is provided with the tubular first connecting block 42, and the side of water inlet pipe 41 is connected with pipe joint 44, and pipe joint 44 is connected with metering pump to supply water to the device, and cylinder 5 is provided on cylinder seat 1, and the left end of water inlet pipe 41 is closed and set and is connected with the output end of cylinder 5, and cylinder 5 can push water inlet subassembly 4 and move along guide rod 3, and then close waterway, and the detachable temperature measuring assembly 6 is detachably arranged on guide rod 3, and the device can detect the flow of the same caliber flowmeter, and the temperature measuring assembly 6 is arranged at the right side of water inlet subassembly 4, and water inlet subassembly 4 includes the tubular second connecting block 61, and the first connecting block 42 and the second connecting block 61 are cooperatively arranged, and the communication of waterway is facilitated, and the inside of second connecting block 61 is provided with the support 65 that extends to the right side on the upper and lower sides, and the end of support 65 is provided with temperature sensor 66, and the setting of support 65 can make temperature sensor 66 go into flowmeter, and whether the temperature sensor 66 of calorimeter 10 is qualified can be more accurately detected, avoid the error is bigger, improve the detection accuracy, and the positioning seat 7 is slidably connected to guide rod 3, and the positioning seat 7 is arranged to facilitate the positioning installation of calorimeter 10, and the water outlet pipe 8 is arranged on pipe seat 2, and the left end of water outlet pipe 8 is provided with the tubular third connecting block 81, and the communication of waterway is facilitated, and the third connecting block 81 is on the same axis with the first connecting block 42 and the second connecting block 61, and the communication of waterway is facilitated, and the waterway keeps straight line simultaneously and can guarantee the stable supply of water.

[0030] Specifically, the left end height of guide rod 3 is higher than the right end height of guide rod 3, and the inclined guide rod 3 makes the connected waterway also keep inclined, and the elevation of water inlet end can avoid the interference of air bubble to ultrasonic signal, and then improve the detection accuracy.

[0031] Specifically, the first sleeve pipe 43 is sleeved on guide rod 3, and the movement of water inlet subassembly 4 is guided by the sliding of first sleeve pipe on guide rod 3.

[0032] Specifically, the right side of first connecting block 42 is provided with sealing groove, and the sealing ring is arranged in sealing groove, so that the waterway is sealed to avoid water overflow.

[0033] Specifically, the side wall of second connecting block 61 is provided with wire harness hole, and the wire harness sleeve 63 is arranged in wire harness hole, and the sealing sleeve 64 is arranged between wire harness hole and wire harness sleeve 63, and the wire harness of temperature sensor 66 passes through wire harness sleeve 63 and is sealingly connected with wire harness sleeve 63, so that the waterway is sealed to avoid water overflow.

[0034] Specifically, the second connecting block 61 has semi-sleeves 62 on its front and rear sides. The semi-sleeves 62 are semi-circular and cooperate with the guide rod 3, which facilitates the disassembly and installation of the temperature measuring component 6 and can guide the movement of the temperature measuring component 6 through the guide rod 3.

[0035] Specifically, a sealing groove is provided on the right side of the second connecting block 61, and a protruding sealing ring is provided in the sealing groove to seal the water passage and prevent water from overflowing.

[0036] Specifically, the positioning seat 7 has a semi-circular arc structure, which matches the side of the heat meter 10. The front and rear sides of the positioning seat 7 are provided with second sleeves 71, which are fitted onto the guide rod 3. By fitting the heat meter 10 onto the positioning seat 7, the heat meter 10 can be quickly positioned and installed.

[0037] Specifically, a sealing groove is provided on the left side of the third connecting block 81, and a protruding sealing ring is provided in the sealing groove to seal the water passage and prevent water from overflowing.

[0038] Specifically, the bottom of the cylinder seat 1 and the pipe seat 2 are connected to a water collection tank 9. A water outlet 91 is provided on one side of the water collection tank 9. After the test is completed, the water flowing out enters the water collection tank 9 for collection and is discharged through the water outlet 91.

[0039] When using this utility model, the second connecting block 61 of the temperature measuring component 6 is placed on the guide rod 3, the temperature measuring component 6 is placed in the middle of the water inlet component 4 and the positioning seat 7, and the heat meter 10 is placed on the positioning seat 7. The cylinder 5 is started to drive the water inlet component 4 to move to the right. The water inlet component 4 squeezes the temperature measuring component 6, the heat meter 10 and the water outlet pipe 8 to form a water pipe, and pumps water into the heat meter 10 through the metering pump. The flow rate on the heat meter 10 is manually calibrated to be vertical, and the flow rate value of the ultrasonic sensor is checked to see if it is consistent with the value of the metering pump, thus verifying the accuracy of the flow rate of the heat meter 10. The temperature sensor 66 is connected to the control computer, and the upper and lower temperature sensors 66 display the water temperature at this time. The temperature value on the heat meter 10 is manually calibrated to see if the value of the temperature sensor on the heat meter 10 is consistent with the value of the temperature sensor 66 of this device, thus verifying the accuracy of the temperature detection of the heat meter 10. After the test is completed, the cylinder 5 drives the water inlet component 4 to move to the left to release the heat meter 10. The operator removes the heat meter 10, completing the test of the heat meter 10.

[0040] When the utility model is used to detect the flow meter of the same caliber, the flow meter is placed on the positioning seat 7, the air cylinder 5 is started to drive the water inlet assembly 4 to move right, the water inlet assembly 4 extrudes the flow meter and the water outlet pipe 8, the water channel is formed, the water is pumped into the heat meter 10 through the metering pump, the flow value on the heat meter 10 is manually checked, whether the flow value of the flow meter is consistent with the value of the metering pump is detected, and the accuracy of the flow of the flow meter is tested.

[0041] The above is only optional embodiment of the utility model, and is not used to limit the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0042] In addition, it should be noted that various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the utility model will not further describe various possible combination manners.

Claims

1. An ultrasonic heat meter detection device, characterized in that: The system includes a cylinder seat (1), a pipe seat (2) on the right side of the cylinder seat (1), a guide rod (3) connecting the cylinder seat (1) and the pipe seat (2), two guide rods (3) arranged symmetrically front and back, a water inlet assembly (4) slidably mounted on the guide rod (3), the water inlet assembly (4) including a water inlet pipe (41), a tubular first connecting block (42) on the right end of the water inlet pipe (41), a pipe interface (44) connected to the side of the water inlet pipe (41), a cylinder (5) mounted on the cylinder seat (1), a closed left end of the water inlet pipe (41) connected to the output end of the cylinder (5), and a temperature measuring group detachably mounted on the guide rod (3). The temperature measuring component (6) is located on the right side of the water inlet component (4). The water inlet component (4) includes a tubular second connecting block (61). The first connecting block (42) is configured to cooperate with the second connecting block (61). The upper and lower sides of the second connecting block (61) are provided with brackets (65) extending to the right. The end of the bracket (65) is provided with a temperature sensor (66). The guide rod (3) is slidably connected to the positioning seat (7). The pipe seat (2) is provided with a water outlet pipe (8). The left end of the water outlet pipe (8) is provided with a tubular third connecting block (81). The third connecting block (81) is on the same axis as the first connecting block (42) and the second connecting block (61).

2. The ultrasonic heat meter detection device according to claim 1, characterized in that: The left end of the guide rod (3) is higher than the right end of the guide rod (3).

3. The ultrasonic heat meter detection device according to claim 1, characterized in that: The first connecting block (42) has a first sleeve (43) on its front and rear sides, and the first sleeve (43) is fitted onto the guide rod (3).

4. The ultrasonic heat meter detection device according to claim 1, characterized in that: A sealing groove is provided on the right side of the first connecting block (42), and a protruding sealing ring is provided in the sealing groove.

5. The ultrasonic heat meter detection device according to claim 1, characterized in that: The second connecting block (61) has a wire harness hole on its side wall. A wire harness sleeve (63) is installed in the wire harness hole. A sealing sleeve (64) is provided between the wire harness sleeve (63) and the wire harness hole. The wire harness of the temperature sensor (66) passes through the wire harness sleeve (63) and is sealed to the wire harness sleeve (63).

6. The ultrasonic heat meter detection device according to claim 1, characterized in that: The second connecting block (61) has half sleeves (62) on its front and rear sides. The half sleeves (62) are semi-circular and cooperate with the guide rod (3).

7. The ultrasonic heat meter detection device according to claim 1, characterized in that: The second connecting block (61) has a sealing groove on its right side, and a protruding sealing ring is provided in the sealing groove.

8. The ultrasonic heat meter detection device according to claim 1, characterized in that: The positioning seat (7) has a semi-circular arc structure. The front and rear sides of the positioning seat (7) are provided with a second sleeve (71), which is fitted onto the guide rod (3).

9. The ultrasonic heat meter detection device according to claim 1, characterized in that: The left side of the third connecting block (81) is provided with a sealing groove, and a protruding sealing ring is provided in the sealing groove.

10. The ultrasonic heat meter detection device according to claim 1, characterized in that: The bottom of the cylinder seat (1) and the pipe seat (2) are connected to a water collection tank (9), and a water outlet (91) is provided on one side of the water collection tank (9).

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