Water-cooling light guide probe for glass kiln laser liquid level instrument

Abstract

The utility model relates to the technical field of liquid level detection, and discloses a water-cooling light guide probe for a glass kiln laser liquid level instrument, which comprises a cooling pipe, the detection head is fixedly connected with the cooling pipe and used for detection, the cooling pipe is provided with an inner side wall face and an outer side wall face, a heat exchange cavity is formed between the two layers of wall faces of the cooling pipe, the wall faces of the cooling pipe are fixedly connected with two water pipes used for feeding and discharging water into and out of the heat exchange cavity respectively, and a partition structure used for guiding water flow is arranged in the heat exchange cavity. The partition structure is a plurality of partition plates arranged in the heat exchange cavity or a flow guide body arranged in the heat exchange cavity, the longer water pipe is used for injecting water into the heat exchange cavity, and the other shorter water pipe is used for draining water, so that low-temperature cooling water enters from the position close to the detection head, gradually flows and is discharged from the water pipes; and a partition structure in the heat exchange cavity is matched to guide water, the flow path and the contact area of cold water can be guaranteed, and the cooling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid level detection, in particular to a water-cooled light-guiding probe for a laser liquid level meter for a glass kiln. Background Art

[0002] The prior art discloses a water-cooled light guide probe and liquid level meter for a glass kiln laser liquid level meter (CN202023328306.X), wherein the light guide probe includes a probe body and a connecting part for connecting a laser transmitter head, the connecting part and the probe body are connected by a hose, an optical fiber for connecting the connecting part and the probe body is arranged in the middle part of the hose, a first cavity is arranged in the hose, and the first cavity is connected to a cooling component.

[0003] The existing technology mainly uses cold water to cool the probe to reduce the impact of high temperature on the detection accuracy of the probe. In summary, water is sent into the interlayer chamber between the pipes through a water pipe to achieve heat exchange. Since the cold water flows through the chamber without guidance, the flow trajectory of the water is difficult to control. The contact area and contact time between the water and the pipe will affect the heat exchange effect, thereby affecting the cooling of the probe.

[0004] Therefore, we propose a water-cooled light-guiding probe for a laser level meter in a glass kiln. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a water-cooled light-guiding probe for a laser liquid level meter of a glass kiln.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water-cooled light-guiding probe for a glass kiln laser liquid level meter, comprising a cooling tube; a connecting head fixedly connected to the cooling tube; a detection head fixedly connected to the cooling tube for detection, the cooling tube having inner and outer side walls, a heat exchange cavity formed between the two wall surfaces of the cooling tube, two water pipes respectively used for filling and discharging water into the heat exchange cavity are fixedly connected to the wall surface of the cooling tube, a partition structure for guiding water flow is provided in the heat exchange cavity, the partition structure is a plurality of partitions arranged in the heat exchange cavity or a body guide arranged in the heat exchange cavity, a plurality of partitions divide the heat exchange cavity into a plurality of independent chambers interconnected, and the body guide divides the heat exchange cavity into spiral chambers.

[0007] As a preferred embodiment of the utility model, the water pipe forms an L-shaped bent pipe structure, and the two water pipes are located near one end of the cooling pipe, the bent portion of one water pipe extends to the other end near the cooling pipe, and the bent portion port of the other water pipe is close to the end face of the cooling pipe inserted.

[0008] As a preferred embodiment of the utility model, both ends of the cooling tube are sealed, the detection head is fixedly installed on the end face away from the water pipe, the inner wall of the cooling tube forms a sealed chamber for threading the optical cable, and the partition and the fluid guide are arranged outside the inner wall of the cooling tube.

[0009] As a preferred embodiment of the utility model, the partition forms a plate-like structure adapted to the heat exchange cavity, and the partition is fixedly connected to the inner wall surface of the outer layer and the outer wall surface of the inner layer of the cooling tube respectively.

[0010] As a preferred embodiment of the utility model, a through hole for installing a water pipe is provided on the wall surface of the partition, and the water pipe passes through the through hole and extends toward the port direction of the cooling pipe.

[0011] As a preferred embodiment of the utility model, the wall surface of the partition is further provided with a reversing groove, and a plurality of independent chambers are interconnected through the reversing groove, and the reversing grooves on the walls of two adjacent partitions are staggered.

[0012] As a preferred embodiment of the utility model, the guide body forms a spiral plate, the guide body is fixedly connected to the inner and outer layers of the cooling pipe, and the wall surface of the guide body is provided with the same through holes for installing the water pipe.

[0013] Beneficial Effects

[0014] The utility model provides a water-cooled light-guiding probe for a laser liquid level meter of a glass kiln. It has the following beneficial effects:

[0015] 1. A water-cooled light-guiding probe for a laser level gauge for a glass kiln is provided with a double-layer cooling tube, and a heat exchange cavity is formed by utilizing the walls on both sides of the cooling tube, and two water pipes are coordinated, and the two water pipes are connected to an external water source. The water source includes a water tank, and a water pump is installed in the water tank. Both water pipes extend into the water tank, and one of the water pipes is connected to the drain port of the water pump. The two water pipes are of unequal lengths, and the longer water pipe is used to inject water into the heat exchange cavity, and the other shorter water pipe is used for drainage. Such a design enables low-temperature cooling water to enter from a position close to the detection head and gradually flow and be discharged from the water pipe. The partition structure in the heat exchange cavity is coordinated to guide the water, which can ensure the flow and contact area of ​​the cold water and improve the cooling effect.

[0016] 2. This water-cooled light-guiding probe for a glass kiln laser level meter transports cooling water to a position close to a detection head through a water pipe, and the cold water flows toward another water pipe. The cold water is guided by multiple partitions and cooperates with multiple reversing grooves. When water flows from an independent chamber between two adjacent partitions to another independent chamber, it needs to pass through the reversing grooves. The two adjacent reversing grooves are staggered, and the specific angle is 180 degrees. When water flows from multiple independent chambers, a tortuous flow trajectory is formed, which can increase the contact area and contact time between the water and the connector, thereby improving the cooling effect on the detection head and improving the detection accuracy.

[0017] 3. This water-cooled light-guiding probe for a glass kiln laser level meter, by setting a spiral guide body, uses the guide body to guide the cold water injected into the heat exchange chamber, so that the cold water forms a spiral flow trajectory. On the basis of ensuring sufficient contact area for the cold water, it can also reduce the resistance of the water flow process, thereby ensuring the rate of water flowing through the heat exchange chamber, and the heat exchange efficiency and flow resistance are better balanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection between the water pipe and the cooling pipe of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the water pipe of the utility model;

[0021] Figure 4 This is a schematic diagram of the installation of the partition and cooling pipe of the utility model;

[0022] Figure 5 This is a three-dimensional diagram of the partition of the utility model;

[0023] Figure 6 This is a schematic diagram of the installation of the guide body and cooling pipe;

[0024] Figure 7 This is a three-dimensional diagram of the diverter.

[0025] Legend: 10, cooling tube; 11, connecting head; 12, detection head; 20, water pipe; 21, heat exchange chamber; 30, partition; 31, through hole; 32, reversing groove; 40, guide body. DETAILED DESCRIPTION

[0026] A water-cooled light-guiding probe for a glass furnace laser level meter, such as Figure 1 and Figure 2As shown, it includes a cooling tube 10; a connector 11 fixedly connected to the cooling tube 10; and a detection head 12 fixedly connected to the cooling tube 10 for detection. Specifically, the detection head 12 includes a shell made of high-temperature resistant metal, and a laser transmitter is installed in the shell. The specific model and specification are not limited here. An incident light window and an exit light window are respectively provided at both ends of the connector 11. The connector 11 is connected to the equipment and optical cable transmission is used to realize liquid level detection. This solution is used for liquid level detection in glass production, and the glass is liquid.

[0027] like Figure 2 and Figure 3 as well as Figure 4 As shown, the cooling tube 10 has inner and outer side walls, a heat exchange cavity 21 is formed between the two wall surfaces of the cooling tube 10, two water pipes 20 are fixedly connected to the wall surface of the cooling tube 10, which are respectively used for supplying and discharging water into the heat exchange cavity 21, and a partition structure for guiding the water flow is provided in the heat exchange cavity 21, and the water pipes 20 form an L-shaped bent pipe structure, and the two water pipes 20 are both located near one end of the cooling tube 10, and the bent portion of one of the water pipes 20 extends to the other end near the cooling tube 10, and the bent portion of the other water pipe 20 is close to the end surface of the cooling tube 10, and both ends of the cooling tube 10 are sealed, and the detection head 12 is fixedly installed on the end surface away from the water pipe 20, and the inner wall surface of the cooling tube 10 forms a sealed chamber for passing The optical cable, partition 30 and guide body 40 are arranged on the outside of the inner wall of the cooling tube 10. By setting a double-layer cooling tube 10, a heat exchange cavity 21 is formed by utilizing the walls on both sides of the cooling tube 10, and two water pipes 20 are cooperated. The two water pipes 20 are connected to an external water source. The water source includes a water tank. A water pump is installed in the water tank. Both water pipes extend into the water tank. One of the water pipes 20 is connected to the drain port of the water pump. The two water pipes 20 are of unequal lengths. The longer water pipe 20 is used to inject water into the heat exchange cavity 21, and the other shorter water pipe 20 is used for drainage. Such a design enables low-temperature cooling water to enter from a position close to the detection head 12 and gradually flow out of the water pipe 20, thereby ensuring the flow of cold water and improving the cooling effect.

[0028] Embodiment 1, as Figure 4 and Figure 5As shown, the partition structure is a plurality of partitions 30 arranged in the heat exchange cavity 21, and the plurality of partitions 30 divide the heat exchange cavity 21 into a plurality of independent chambers that are interconnected. The partitions 30 form a plate-like structure adapted to the heat exchange cavity 21, and the partitions 30 are respectively fixedly connected to the outer inner wall surface of the outer layer of the cooling tube 10 and the outer outer wall surface of the inner layer. The wall surface of the partition 30 is provided with a through hole 31 for installing the water pipe 20, and the water pipe 20 extends toward the port direction of the cooling tube 10 through the through hole 31. The wall surface of the partition 30 is also provided with a reversing groove 32, and the plurality of independent chambers are interconnected through the reversing groove 32. The reversing grooves 32 on the walls of two adjacent partitions 30 are 2 staggered distribution. In this solution, cooling water is transported to a position close to the detection head 12 through a water pipe 20, and the cold water flows toward another water pipe 20. The cold water is guided by a plurality of baffles 30 and cooperates with a plurality of reversing grooves 32. When water flows from an independent chamber between two adjacent baffles 30 to another independent chamber, it needs to pass through the reversing grooves 32. The two adjacent reversing grooves 32 are staggered. The specific angle is 180 degrees as an example. When water flows from multiple independent chambers, a tortuous flow trajectory is formed, which can increase the contact area and contact time between water and the connector 11, improve the cooling effect on the detection head 12, and improve the detection accuracy.

[0029] Embodiment 2, as Figure 6 and Figure 7 As shown, the partition structure is a body guide 40 arranged in the heat exchange chamber 21. The body guide 40 divides the heat exchange chamber 21 into a spiral chamber. The body guide 40 forms a spiral plate. The body guide 40 is fixedly connected to the inner and outer layers of the cooling tube 10. The wall surface of the body guide 40 is provided with the same through hole 31 for the installation of the water pipe 20. In this scheme, as an improvement on the above scheme, a spiral body guide 40 is arranged, and the body guide 40 is used to guide the cold water injected into the heat exchange chamber 21, so that the cold water forms a spiral flow trajectory. On the basis of ensuring sufficient contact area of ​​the cold water, the resistance of the water flow process can also be reduced, thereby ensuring the rate at which water flows through the heat exchange chamber 21, and the heat exchange efficiency and flow resistance are better balanced.

[0030] The working principle of the utility model is as follows: by setting a double-layer cooling pipe 10, using the walls on both sides of the cooling pipe 10 to form a heat exchange cavity 21, with two water pipes 20, the two water pipes 20 are connected to an external water source, the water source includes a water tank, a water pump is installed in the water tank, both extend into the water tank, one of the water pipes 20 is connected to the drain port of the water pump, two water pipes 20 of unequal length, the longer water pipe 20 is used to inject water into the heat exchange cavity 21, and the other shorter water pipe 20 is used for drainage, such a design enables low-temperature cooling water to enter from a position close to the detection head 12 and gradually flow out of the water pipe 20;

[0031] The cold water is guided by multiple partitions 30 and cooperates with multiple reversing grooves 32. When water flows from an independent chamber between two adjacent partitions 30 to another independent chamber, it needs to pass through the reversing grooves 32. The two adjacent reversing grooves 32 are staggered. The specific angle is 180 degrees for example. When water flows from multiple independent chambers, a tortuous flow trajectory is formed. The guide body 40 is used to guide the cold water injected into the heat exchange chamber 21, so that the cold water forms a spiral flow trajectory.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A water-cooled light-guiding probe for a glass furnace laser liquid level meter, comprising a cooling tube (10); a connector (11) fixedly connected to the cooling tube (10); and a detection head (12) fixedly connected to the cooling tube (10) for detection, characterized in that: The cooling tube (10) has inner and outer side walls, a heat exchange chamber (21) is formed between the two wall surfaces of the cooling tube (10), two water pipes (20) are fixedly connected to the wall surface of the cooling tube (10) and are used to supply and discharge water into the heat exchange chamber (21), respectively, and a partition structure for guiding water flow is provided in the heat exchange chamber (21), the partition structure is a plurality of partitions (30) arranged in the heat exchange chamber (21) or a guide body (40) arranged in the heat exchange chamber (21), the plurality of partitions (30) divide the heat exchange chamber (21) into a plurality of independent chambers that are interconnected, and the guide body (40) divides the heat exchange chamber (21) into spiral chambers.

2. The water-cooled light guide probe for a glass furnace laser level meter according to claim 1, characterized in that: The water pipe (20) forms an L-shaped bent pipe structure, and the two water pipes (20) are both located near one end of the cooling pipe (10), the bent portion of one of the water pipes (20) extends to the other end near the cooling pipe (10), and the bent portion of the other water pipe (20) is close to the end face of the cooling pipe (10) inserted therein.

3. The water-cooled light-guiding probe for a laser liquid level meter for a glass furnace according to claim 1, characterized in that: Both ends of the cooling tube (10) are sealed, the detection head (12) is fixedly installed on the end surface away from the water pipe (20), the inner wall surface of the cooling tube (10) forms a sealed chamber for passing the optical cable, and the partition (30) and the fluid guide (40) are arranged outside the inner wall surface of the cooling tube (10).

4. The water-cooled light-guiding probe for a laser liquid level meter for a glass furnace according to claim 1, characterized in that: The partition (30) forms a plate-like structure adapted to the heat exchange cavity (21), and the partition (30) is respectively fixedly connected to the inner wall surface of the outer layer and the outer wall surface of the inner layer of the cooling tube (10).

5. The water-cooled light-guiding probe for a laser liquid level meter for a glass furnace according to claim 1, characterized in that: A through hole (31) for installing a water pipe (20) is provided on the wall surface of the partition (30), and the water pipe (20) passes through the through hole (31) and extends toward the port direction of the cooling pipe (10).

6. The water-cooled light-guiding probe for a laser liquid level meter for a glass furnace according to claim 1, characterized in that: The wall surface of the partition plate (30) is also provided with a reversing groove (32), and a plurality of independent chambers are interconnected through the reversing grooves (32), and the reversing grooves (32) on the wall surfaces of two adjacent partition plates (30) are staggered.

7. The water-cooled light-guiding probe for a glass furnace laser level meter according to claim 1, characterized in that: The flow guide (40) is formed into a spiral plate, the flow guide (40) is fixedly connected to the inner and outer layers of the cooling pipe (10), and the wall surface of the flow guide (40) is provided with the same through holes (31) for installing the water pipe (20).

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