CN216206824U

CN216206824U - Water-cooling lead cover for detector

Info

Publication number: CN216206824U
Application number: CN202122724511.6U
Authority: CN
Inventors: 史轶君; 朱朝锋; 吴金波
Original assignee: Gamma Meter Wuxi Co ltd
Current assignee: Gamma Meter Wuxi Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a water-cooling lead cover for a detector, which comprises a bottom plate, wherein an inner cylinder and an outer cylinder are vertically arranged on the bottom plate, the outer cylinder is arranged outside the inner cylinder, and a detection rod of the detector is positioned in the inner cylinder; a water flow channel is formed between the outer side wall of the inner barrel and the inner side wall of the outer barrel, a water inlet pipe and a water outlet pipe which are respectively communicated with the water flow channel are arranged on the outer side wall of the outer barrel, and the water inlet pipe is positioned below the water outlet pipe. According to the utility model, the inner cylinder is used for mounting the detector, the water flow channel is used for containing cooling water, and the detector is cooled by the cooling water, so that the influence of high temperature on the measurement precision of the detector is reduced.

Description

Water-cooling lead cover for detector

Technical Field

The utility model relates to the field of detectors, in particular to a water-cooling lead cover for a detector.

Background

The industrial instrument detector measures the liquid level in a tank (storing chemical products such as petroleum) according to the rays emitted by a radioactive source. The detector is arranged on the outer side of the tank body, and the ray storage device is arranged on the other side of the tank body; since the radiation is attenuated when penetrating the material, the detector can calculate the fill level, the limit fill level, the density or the material flow rate from the intensity of the incoming radiation, and the measurement result is transmitted to a computer by a meter.

However, in summer, the temperature in the tank body is high, and the measuring device mounted on the tank body is easy to rise along with the temperature in the tank body, thereby affecting the detection accuracy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water-cooling lead cover for a detector.

The utility model has the innovation points that the inner cylinder is used for installing the detector, the water flow channel is used for containing cooling water, and the detector is cooled by the cooling water so as to reduce the influence of high temperature on the measurement precision of the detector.

In order to realize the purpose of the utility model, the technical proposal of the utility model is as follows:

a water-cooling lead cover for a detector comprises a bottom plate, wherein an inner cylinder and an outer cylinder are vertically arranged on the bottom plate, the outer cylinder is arranged outside the inner cylinder, and a detection rod of the detector is positioned in the inner cylinder; a water flow channel is formed between the outer side wall of the inner barrel and the inner side wall of the outer barrel, a water inlet pipe and a water outlet pipe which are respectively communicated with the water flow channel are arranged on the outer side wall of the outer barrel, and the water inlet pipe is positioned below the water outlet pipe. Adopt the inner tube to be used for installing the detector, set up rivers passageway and be used for holding the cooling water, cool down the detector through the cooling water to reduce the influence of high temperature to the life-span and the measurement accuracy of detector. More heat can be taken away by the circulating cooling water, and the temperature in the inner cylinder is reduced.

Preferably, the middle part of the bottom of the inner cylinder is vertically provided with a positioning column connected with the middle part of the bottom of the outer cylinder. When cooling water flows in the water flow channel, the inner cylinder is easy to drive to shake, so that a detector in the inner cylinder is deviated, and detection precision is influenced; set up the reference column, can make the inner tube fixed, keep on same central line with the urceolus all the time, can not take place the skew, the detector of being convenient for is surveyed, and the detection precision is high.

Preferably, the outer side wall of the outer cylinder is coated with a lower protection lead body, the lower end of the lower protection lead body is connected with the bottom plate, and one side of the lower protection lead body is provided with a first notch; the lower protective lead body is coated with a shell; the water inlet pipe and the water outlet pipe respectively penetrate out of the lower protective lead body and the shell in sequence. The detection precision of the detector is easily influenced because the radioactive source emits more rays; the lower protective lead body is arranged to block redundant rays, so that the detector can only detect the rays entering the inner cylinder from the first notch, the detection target of the detector is more definite, and the detection precision is higher; adopt the shell, can protect lower protection lead body.

Preferably, a sealing plate parallel to the bottom plate is arranged on the outer side wall of the outer cylinder, the sealing plate is positioned below the water outlet pipe, a pipeline sleeved on the outer cylinder is arranged on the sealing plate, an installation plate parallel to the sealing plate is arranged at the top end of the pipeline, and a circuit board of the detector is installed on the installation plate; the shrouding is last to be provided with the housing around the pipeline setting, one side of housing is provided with the second breach, the second breach is in the coplanar with first breach, be provided with the protection lead body in the housing, the outlet pipe is worn out in proper order from pipeline, last protection lead body, housing. The upper protective lead body is arranged to prevent rays from entering the inner cylinder from the joint of the pipeline and the outer cylinder, so that the measurement precision of the detector is influenced; the housing is arranged, so that the upper protective lead body can be protected; the mounting plate is arranged, so that a circuit board of the detector can be conveniently mounted, and the detector is not easy to shake; the seal plate is arranged, so that the pipeline and the upper protection lead body can be supported.

Preferably, the bottom plate, the mounting plate, and the sealing plate are respectively provided with a plurality of mounting holes. Set up the mounting hole, be convenient for install bottom plate, mounting panel, shrouding respectively on the lateral wall of the jar body, improve the installation stability of water-cooling lead cover.

The utility model has the beneficial effects that:

1. according to the utility model, the inner cylinder is used for mounting the detector, the water flow channel is used for containing cooling water, and the detector is cooled by the cooling water, so that the influence of high temperature on the measurement precision of the detector is reduced.

2. The positioning column is adopted in the utility model, so that the inner cylinder and the outer cylinder can be kept on the same central line, the deviation is not easy to occur, the detection of the detector is convenient, and the detection error is reduced.

3. According to the utility model, the lower protection lead body, the upper protection lead body, the first notch and the second notch are adopted, so that redundant rays can be blocked, the detector can only detect rays entering the inner cylinder from the first notch and the second notch, the detection target of the detector is more definite, and the detection precision is higher; the customer can select whether to install the upper protection lead body and the lower protection lead body according to the requirement.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the water flow channel and the positioning post.

Fig. 3 is a schematic structural diagram of the first notch and the second notch.

In the figure:

1. a base plate; 2. an inner barrel; 3. an outer cylinder; 31. closing the plate; 4. a water flow channel; 41. a water inlet pipe; 42. a water outlet pipe; 5. a positioning column; 6. a housing; 61. a lower protective lead body; 62. a first notch; 7. a housing; 71. an upper protective lead body; 72. a second notch; 8. mounting a plate; 9. a pipeline; 10. and (7) installing holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

The described embodiments are only some embodiments of the utility model, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 and 2, a water-cooling lead cover for a detector comprises a bottom plate 1, wherein an inner barrel 2 and an outer barrel 3 arranged outside the inner barrel 2 are vertically arranged on the bottom plate 1, a water flow channel 4 is formed between the outer side wall of the inner barrel 2 and the inner side wall of the outer barrel 3, a positioning column 5 is vertically arranged in the water flow channel 4, the upper end of the positioning column 5 is welded with the bottom of the inner barrel 2, the lower end of the positioning column is welded with the bottom of the outer barrel 3, and the positioning column 5 is located in the middle of the bottom of the outer barrel 3. The outer side wall of the outer cylinder 3 is provided with a water inlet pipe 41 and a water outlet pipe 42, and the water inlet pipe 41 is positioned right below the water outlet pipe 42.

As shown in fig. 1, a sealing plate 31 is provided on the outer side wall of the outer cylinder 3 to be horizontal to the base plate 1, and the sealing plate 31 is located below the water outlet pipe 42. The sealing plate 31 is provided with a pipeline 9 with the lower end sleeved on the outer cylinder 3, and the top end of the pipeline 9 is provided with a mounting plate 8 parallel to the sealing plate 31. A plurality of mounting holes 10 are formed in the bottom plate 1, the sealing plate 31 and the mounting plate 8.

As shown in fig. 2 and 3, a lower protection lead body 61 covering the outer wall of the outer tube 3 is provided between the sealing plate 31 and the bottom plate 1, and the upper end of the lower protection lead body 61 is connected to the sealing plate 31 and the lower end is connected to the bottom plate 1. One side of the lower protection lead body 61 is provided with a first notch 62, the outer of the lower protection lead body 61 is coated with the shell 6, and the water inlet pipe 41 sequentially penetrates out of the lower protection lead body 61 and the shell 6. The closing plate 31 is provided with a cover casing 7 arranged around the pipeline 9, one side of the cover casing 7 is provided with a second notch 72 to form an Contraband shape, and the second notch 72 and the first notch 62 are positioned on the same plane; an upper protective lead body 71 is arranged in the housing 7, and the water outlet pipe 42 sequentially penetrates out of the pipeline 9, the upper protective lead body 71 and the housing 7.

In view of the above, it is desirable to provide,

the detector is vertically placed, a detection head of the detector is positioned in the inner barrel 2, and a circuit board of the detector is placed on the mounting plate 8 and fixed on the mounting plate 8 through screws. Fix mounting panel 8, bottom plate 1 respectively on the lateral wall of the jar body through the screw, and make first breach 62, second breach 72 towards the jar body to in the ray that sends from the radiation source enters into inner tube 2 from first breach 62, second breach 72, the detector of being convenient for detects, and the detection precision is higher. The cooling water enters the water flow channel 4 from the water inlet pipe 41 and flows out from the water outlet pipe 42, and the circulating cooling water reduces the temperature in the inner barrel 2, so that the temperature of the probe is reduced, the service life of the probe is prolonged, and the detection precision is improved.

Claims

1. A water-cooling lead cover for a detector comprises a bottom plate, and is characterized in that an inner cylinder and an outer cylinder are vertically arranged on the bottom plate, the outer cylinder is arranged outside the inner cylinder, and a detection rod of the detector is positioned in the inner cylinder;

a water flow channel is formed between the outer side wall of the inner barrel and the inner side wall of the outer barrel, a water inlet pipe and a water outlet pipe which are respectively communicated with the water flow channel are arranged on the outer side wall of the outer barrel, and the water inlet pipe is positioned below the water outlet pipe.

2. The water-cooled lead cover for the detector as recited in claim 1, wherein a positioning column connected with the bottom middle part of the outer cylinder is vertically arranged at the bottom middle part of the inner cylinder.

3. The water-cooled lead cover for the detector as claimed in claim 2, wherein the outer side wall of the outer cylinder is coated with a lower protection lead body, the lower end of the lower protection lead body is connected with the bottom plate, and one side of the lower protection lead body is provided with a first notch;

the lower protective lead body is coated with a shell;

the water inlet pipe and the water outlet pipe respectively penetrate out of the lower protective lead body and the shell in sequence.

4. The water-cooled lead cover for the detector as claimed in claim 3, wherein a sealing plate parallel to the bottom plate is arranged on the outer side wall of the outer cylinder, the sealing plate is positioned below the water outlet pipe, a pipeline sleeved on the outer cylinder is arranged on the sealing plate, a mounting plate parallel to the sealing plate is arranged at the top end of the pipeline, and a circuit board of the detector is mounted on the mounting plate;

the shrouding is last to be provided with the housing around the pipeline setting, one side of housing is provided with the second breach, the second breach is in the coplanar with first breach, be provided with the protection lead body in the housing, the outlet pipe is worn out in proper order from pipeline, last protection lead body, housing.

5. The water-cooled lead cover for a detector as claimed in claim 4, wherein a plurality of mounting holes are respectively formed on the bottom plate, the mounting plate and the sealing plate.