CN221006445U - Jet-propelled refrigerated water yield inspection device - Google Patents

Abstract

The utility model provides a jet cooling water quantity inspection device, and relates to the technical field of detection devices. The novel air-conditioning device comprises a flowmeter and an air exhaust unit, wherein the air exhaust unit is respectively communicated with the water outlet end of the die and the water inlet end of the flowmeter through pipelines, and the air exhaust unit is arranged between the die and the flowmeter and can empty air bubbles mixed in the pipelines, so that air bubbles are not mixed in water flowing into the flowmeter, and the detection accuracy of the flowmeter is effectively improved.

Description

Jet-propelled refrigerated water yield inspection device

Technical Field

The utility model relates to the technical field of detection devices, in particular to a jet cooling water quantity detection device.

Background

The production of aluminum alloy engine cylinder body is through the die casting equipment with high temperature aluminium liquid injection mould casting in the state of high pressure, in the in-process of casting, in order to ensure the stability and the standard of die casting quality, need to manage the mould temperature state of casting mould, let the mould temperature keep at the most suitable aluminium alloy liquid flow and solidification shaping's temperature. The mold has a casting pin for forming the elongated hole, and the casting pin has a small volume and can cause too low temperature when cooling water is introduced for a long time, so that the mold temperature is generally controlled by adopting an intermittent air injection cooling mode. Since stable control of the mold temperature is required, it becomes important to control the flow rate of intermittent jet cooling and to detect the flow rate.

The current common water flow control mode in the industry is to control the total water flow by controlling the on-off time of a water flow valve and a ventilation electromagnetic valve, and meanwhile, the current commonly used intermittent jet water flow detection device is to set a flowmeter at the outlet end of the mold backwater to detect the maximum instantaneous flow or the accumulated flow.

The present inventors found that there are at least the following technical problems in the prior art: the existing water through pipeline and ventilation pipeline can be assembled before entering the die, so that a large amount of bubbles can be mixed into the water pipe during detection, and the detection accuracy of the flowmeter is affected.

Disclosure of utility model

The utility model aims to provide a jet cooling water quantity inspection device, which solves the technical problem that a large amount of bubbles are mixed into a water pipe during detection in the prior art to influence the detection accuracy of a flowmeter. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The jet-type cooling water quantity inspection device comprises a flowmeter and further comprises an exhaust unit, wherein the exhaust unit is respectively communicated with the water outlet end of the die and the water inlet end of the flowmeter through pipelines.

Preferably, the exhaust unit comprises an exhaust tank, the exhaust tank is respectively communicated with the die and the flowmeter through pipelines, and an exhaust port is arranged on the exhaust tank.

Preferably, the exhaust unit further comprises a water vapor collecting pipe, and the water vapor collecting pipe is communicated with the exhaust port.

Preferably, the exhaust unit further comprises a vacuum breaking valve, which is in communication with the moisture collecting tube.

Preferably, the anti-siphon water meter further comprises an anti-siphon air vent, wherein the water outlet end of the flow meter is communicated with a water return pipeline, and the anti-siphon air vent is arranged on the water return pipeline.

Preferably, the three-way quick switching valve is arranged on the water return pipeline, and a third interface of the three-way quick switching valve is communicated with the detection pipeline.

Preferably, the device further comprises a fixing frame, the plurality of exhaust tanks are connected to the upper portion of the fixing frame, the main body of the water vapor collecting pipe is arranged in the fixing frame, and the vacuum breaking valve is arranged at the lower portion of the fixing frame.

Preferably, the adjustable back plate is movably connected to the lower part of the fixing frame and can move in the vertical direction relative to the fixing frame, and a plurality of flow meters are alternately connected to the fixing frame and the adjustable back plate.

The beneficial effects of the utility model are as follows: through being provided with the exhaust unit between mould and flowmeter, the exhaust unit can empty the bubble that mixes in the pipeline, makes the aquatic that flows in the flowmeter no longer mix with the bubble to effectively promote the detection accuracy of flowmeter.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of the present utility model;

fig. 2 is a detailed construction diagram of an exhaust unit of the present utility model;

FIG. 3 is a perspective view of a second embodiment of the present utility model;

1, a flowmeter;

2. An exhaust unit; 21. an exhaust tank; 22. an exhaust port; 23. a water vapor collecting pipe; 24. breaking a vacuum valve;

3. A mold;

41. an anti-siphon vent; 42. a water return line;

5. A three-way quick switching valve;

6. Detecting a pipeline;

7. a fixing frame;

8. An adjustable back plate;

91. A water inlet pipeline; 92. an air intake line; 93. a water inlet electromagnetic valve; 94. an air inlet electromagnetic valve; 95. and a PLC controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

In the description of the present utility model, it should be understood that the terms "center", "side", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1 are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

In the prior art, the water inlet end of the mold 3 is communicated with the water inlet pipeline 91 and the air inlet pipeline 92, the water inlet pipeline 91 is provided with the water inlet electromagnetic valve 93, the air inlet pipeline 92 is provided with the air inlet electromagnetic valve 94, the water inlet electromagnetic valve 93 and the air inlet electromagnetic valve 94 are electrically connected with the PLC controller 95, when in actual use, the water inlet electromagnetic valve 93 can be controlled to be opened firstly, the water inlet pipeline 91 is enabled to be communicated with water, then the air inlet electromagnetic valve 94 is controlled to be opened, the air inlet pipeline 92 is enabled to be ventilated, after compressed air and water are mixed, the compressed air is led into the mold 3, and bubbles are mixed in water flowing out from the water outlet end of the mold 3.

Example 1

Referring to fig. 1 to 3, the present utility model provides a jet-cooled water quantity inspection device, which comprises a flowmeter 1 and an exhaust unit 2, wherein the exhaust unit 2 is respectively communicated with a water outlet end of a die 3 and a water inlet end of the flowmeter 1 through pipelines;

through being provided with the exhaust unit 2 between mould 3 and flowmeter 1, exhaust unit 2 can empty the bubble that mixes in the pipeline, makes the water that flows in flowmeter 1 no longer mix with the bubble to effectively promote the detection accuracy of flowmeter.

As an alternative embodiment, the exhaust unit 2 includes an exhaust tank 21, the exhaust tank 21 being respectively communicated with the mold 3 and the flowmeter 1 through pipes, an exhaust port 22 being provided on the exhaust tank 21, the exhaust tank 21 collecting gas while allowing water to normally pass therethrough, and being discharged through the exhaust port 22;

In addition, a pressurizing mechanism is preferably arranged in the exhaust tank 21, and the drainage speed is increased through the pressurizing mechanism, so that the flow monitoring beat is increased.

As an alternative embodiment, the exhaust unit 2 further comprises a moisture collecting pipe 23, the moisture collecting pipe 23 is communicated with the exhaust port 22, and the moisture collecting pipe 23 can collect moisture at the exhaust port 22 in a concentrated manner.

As an alternative embodiment, the exhaust unit 2 further includes a vacuum breaking valve 24, where the vacuum breaking valve 24 is in communication with the water vapor collecting pipe 23, and the vacuum breaking valve 24 can effectively prevent negative pressure from affecting the smoothness of the water discharge.

As an alternative implementation mode, because most of the flow meters 1 sold in the market are in the process of detecting, the fluid to be flowed is kept in a full state in the pipeline, and thus the water flow can be accurately detected, the water flow checking device mentioned in this embodiment further comprises an anti-siphon air vent 41, the anti-siphon air vent 41 is arranged on a water return pipeline 42, the water return pipeline 42 is communicated with the water outlet end of the flow meter 1, and the air pressure can be balanced through the arrangement of the anti-siphon air vent 41, so that the flowing fluid is ensured to be kept in a full state in the pipeline of the flow meter 1, the water flow stability in the drainage process is ensured, the detection error is effectively reduced, and the detection precision is improved.

As an alternative implementation manner, in order to better compare the difference value between the actual water flow and the detected water flow, the water flow inspection device mentioned in this embodiment further includes a three-way quick switch valve 5 and a detection pipeline 6, the three-way quick switch valve 5 is disposed on the water return pipeline 42, two parallel interfaces are both communicated with the water return pipeline 42, a third interface of the three-way quick switch valve 5 is communicated with the detection pipeline 6, the three-way quick switch valve 5 can realize quick switch and connection of the pipeline, when necessary, the water return pipeline 42 and the detection pipeline 6 can be quickly connected, water is taken from an external container at the water outlet end of the detection pipeline 6, and after data calculation, the accuracy calibration of the flowmeter 1 can be assisted;

It is worth noting that if the three-way quick switching valve 5 and the detection pipeline 6 are not arranged, the detection can still be directly performed from the water outlet end of the water return pipeline 42, but the operation is complicated because the water return pipeline 42 is communicated with the water return tank, and the detection efficiency can be greatly improved due to the additional arrangement of the three-way quick switching valve 5 and the detection pipeline 6, so that the operation is more convenient.

By the design, the jet-type cooling water quantity inspection device has higher flow detection precision, the actual water receiving quantity is compared with the measured value, the detection error value can be controlled within 5%, and the detection error in the prior art usually floats by 20% -30%;

Meanwhile, a more accurate broken pin detection alarm function can be realized, when the backwater flow is lower than the error range of 5%, the flow abnormality can be detected, and the alarm stop is carried out through the connected PLC controller 95.

Example two

As an alternative implementation manner, since the jet-cooled water quantity inspection device mentioned in this embodiment is actually composed of a plurality of exhaust tanks 21, each exhaust tank 21 corresponds to one flowmeter 1, since the number is large, for better integration and management of the device, the jet-cooled water quantity inspection device further comprises a fixing frame 7, the plurality of exhaust tanks 21 are connected to the upper part of the fixing frame 7, the exhaust port 22 at the top of each exhaust tank 21 is communicated with the water inlet end of the water vapor collecting pipe 23, the main body of the water vapor collecting pipe 23 is arranged inside the fixing frame 7, the hose part of the water vapor collecting pipe 23 located outside the fixing frame 7 is hidden in fig. 3, and the vacuum breaking valve 24 is arranged at the lower part of the fixing frame 7;

Through the additional arrangement of the fixing frame 7, an optimal design is formed, and the exhaust tank 21, the flowmeter 1 and related corresponding pipelines are integrated and designed, so that the space utilization rate is effectively improved.

As an alternative embodiment, the jet-cooled water quantity inspection device further comprises an adjustable back plate 8, wherein the adjustable back plate 8 is movably connected to the lower part of the fixed frame 7 and can move in the vertical direction relative to the fixed frame 7, a plurality of flow meters 1 are alternately connected to the fixed frame 7 and the adjustable back plate 8, and the adjustable back plate 8 can drive the flow meters 1 connected to the adjustable back plate to move in the vertical direction so as to be staggered with the flow meters 1 connected to the fixed frame 7 by a certain distance, and as the relative distance between adjacent flow meters 1 is too small, electromagnetic signal interference can be generated to cause detection abnormality, so that the interference problem of the flow meters 1 can be eliminated as far as possible through the design of staggered distance;

The adjustable back plate 8 and the fixed frame 7 can be connected in a sliding manner by a sliding mechanism, which is a conventional prior art, and therefore, the sliding mechanism is not further described in the drawings.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (7)

1. The jet-type cooling water quantity inspection device comprises a flowmeter (1) and is characterized by further comprising an exhaust unit (2), wherein the exhaust unit (2) is respectively communicated with the water outlet end of a die (3) and the water inlet end of the flowmeter (1) through pipelines;

The exhaust unit (2) comprises an exhaust tank (21), the exhaust tank (21) is respectively communicated with the die (3) and the flowmeter (1) through pipelines, and an exhaust port (22) is formed in the exhaust tank (21).

2. Jet-cooled water quantity inspection device according to claim 1, characterized in that the exhaust unit (2) further comprises a water vapor collection pipe (23), the water vapor collection pipe (23) being in communication with the exhaust port (22).

3. Jet-cooled water quantity inspection device according to claim 2, characterized in that the exhaust unit (2) further comprises a vacuum breaking valve (24), the vacuum breaking valve (24) being in communication with the water vapour collection pipe (23).

4. Jet-cooled water quantity inspection device according to claim 1, characterized in that it further comprises an anti-siphon vent (41), the water outlet end of the flow meter (1) being in communication with a return water line (42), the anti-siphon vent (41) being arranged on the return water line (42).

5. The jet-cooled water quantity inspection device as claimed in claim 4, further comprising a three-way quick-switching valve (5) and a detection line (6), said three-way quick-switching valve (5) being provided on said return line (42), a third port of said three-way quick-switching valve (5) being in communication with said detection line (6).

6. A jet-cooled water quantity inspection device according to claim 3, characterized by further comprising a fixing frame (7), a plurality of said exhaust tanks (21) being connected to the upper part of said fixing frame (7), the body of said water vapor collection pipe (23) being arranged inside said fixing frame (7), said vacuum breaking valve (24) being arranged at the lower part of said fixing frame (7).

7. Jet-cooled water quantity inspection device according to claim 6, characterized in that it further comprises an adjustable back plate (8), said adjustable back plate (8) being movably connected to the lower part of said fixed frame (7) and being movable in a vertical direction with respect to said fixed frame (7), a number of said flow meters (1) being alternately connected to said fixed frame (7) and to said adjustable back plate (8).