CN220076224U

CN220076224U - Radioactive source vehicle

Info

Publication number: CN220076224U
Application number: CN202320411555.XU
Authority: CN
Inventors: 周成权; 郭康华; 关锋; 王崇; 李豪华; 刘永林; 熊丽君; 陈健; 蒋磊; 赵磊; 闫兆峰
Original assignee: NANYANG HUAMEI PETROLEUM EQUIPMENT CO Ltd
Current assignee: NANYANG HUAMEI PETROLEUM EQUIPMENT CO Ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-11-24
Anticipated expiration: 2033-03-07

Abstract

The utility model provides a radioactive source vehicle, which belongs to the technical field of radioactive source vehicles, and comprises an automobile chassis, a carriage, an upward lifting door of a source tank truck positioned at the top of the carriage and a pair of lifters positioned at the tail part of the automobile chassis; the upper lifting door of the source tank truck also comprises an upper lifting door lifting oil cylinder support and an upper lifting door lifting oil cylinder; the upper lifting door lifting oil cylinder support is positioned on the inner side wall of the carriage, and the upper lifting door is connected with the upper lifting door lifting oil cylinder support through an upper lifting door lifting oil cylinder; the lifter comprises a fixed seat, a hydraulic telescopic rod, two rotating rods which are arranged in parallel, a lifting arm and a lifter platform; two fixing bases are symmetrically arranged at the edge of the upper surface of the automobile chassis, and the lifting door is arranged above the source tank truck in a rotating mode so that the source tank inside the automobile chassis is convenient to be lifted by the lifting machine, and the lifting machine is arranged at the tail of the carriage, so that a worker can conveniently unload a large-quality source tank, the working efficiency is improved, and the safety of the worker is also guaranteed.

Description

Radioactive source vehicle

Technical Field

The utility model relates to the technical field of radioactive source vehicles, in particular to a radioactive source vehicle.

Background

The definition of radioactive source vehicle is: a van-type special operation vehicle for radioactive logging operation is provided with a radiation-proof storage container, a safety device and the like.

Source tank introduction: namely, the radiation-proof storage container is a main special device of the radioactive source vehicle and is used for storing the radioactive source, and has good shielding property, so that the wall thickness of the source tank is generally thick and heavy, and the wall thickness is about 2 tons.

Profile of radioactive source for logging: the radioactive source for well logging is generally contained in a special container without shielding function, which is stored in a source tank during transportation, and which is mounted on a downhole tool during well logging operation, hereinafter the source is an industry term, which means the radioactive source.

Logging company source library profile: the logging company is specially used for storing radioactive sources, a large source tank, hoisting crown block and other devices are arranged in the logging company, and the radioactive source vehicle can be started into a source warehouse;

the existing radioactive source vehicle generally adopts a chassis of a passenger car, the vehicle is divided into a cockpit and a source tank cabin by an intermediate partition wall, and the cockpit is used for riding people and driving the vehicle; the radioactive source storage container, namely a source tank, a corresponding safety device and the like are arranged in the source tank cabin, and a side-by-side door is arranged at the tail part of the source tank cabin so as to be convenient for taking and placing the radioactive source;

the source tank is capable of shielding the radioactivity of the radioactive source to a safe extent, but for driver and carrier safety, a shielding wall is generally additionally arranged on the middle partition wall of the cockpit and the source tank to further reduce the radiation to the personnel in the cockpit.

The structure of the existing radioactive source vehicle is too simple, the functions are not perfect enough, when the radioactive source is taken and placed from the source tank in the logging operation, related personnel are required to wear to protect and obey the rear part of the source tank cabin to get on the vehicle for lifting, the labor is wasted, the time required to be spent is long, the exposure time of the radioactive source and the risk that the personnel are exposed to excessive radiation are increased, in addition, small psychological burden and pressure can be additionally caused for the operation personnel, and the radioactive source leakage accident is easy to cause.

In addition, when the radioactive source vehicle with the existing structure is started into the source warehouse of a logging company, a method of manually lifting the radioactive source from the vehicle is still needed for taking and placing the radioactive source, and the radioactive source cannot be lifted by using the crown block in the source warehouse, so that the same influence can be generated.

In the prior art, a source tank cabin of a radioactive source vehicle only has a rear side-by-side door, and a crane or a crown block cannot be used for hoisting when a heavy source tank is dismounted, so that the dismounting difficulty is extremely high.

When the radioactive source is installed and removed in the source library of the logging company, the crane in the source library cannot be used for hoisting the radioactive source; and when loading and unloading the radioactive source in the logging operation process, the radioactive source needs to be manually lifted by a split door on the rear part of the source tank. The method is laborious and time-consuming, increases the exposure time of the radioactive source and the risk of excessive radiation to personnel, and can additionally cause small psychological burden and stress to the operators, thereby easily causing the radioactive source leakage accident.

Disclosure of Invention

In view of the above, the utility model provides a radioactive source vehicle, which facilitates the lifting of an internal source tank by a lifting machine by rotating an upper lifting door above the source tank vehicle, and the lifting machine is arranged at the tail part of a carriage, thereby facilitating the unloading of a large-quality source tank by workers, accelerating the working efficiency and ensuring the safety of the workers.

In order to solve the technical problems, the utility model provides a radioactive source vehicle, which comprises an automobile chassis, a carriage, a source tank truck lifting door positioned at the top of the carriage and a pair of lifters positioned at the tail part of the automobile chassis;

the upper lifting door of the source tank truck also comprises an upper lifting door lifting oil cylinder support and an upper lifting door lifting oil cylinder;

the upper lifting door lifting oil cylinder support is positioned on the inner side wall of the carriage, and the upper lifting door is connected with the upper lifting door lifting oil cylinder support through an upper lifting door lifting oil cylinder;

the lifter comprises a fixed seat, a hydraulic telescopic rod, two rotating rods which are arranged in parallel, a lifting arm and a lifter platform;

two fixing bases symmetry sets up the edge at vehicle chassis upper surface, and the one end of two dwang rotates respectively and sets up in the upper portion and the middle part of fixing base, and hydraulic telescoping rod is located between two dwang, and the lifting arm is connected with the other end of two dwang, and the lift platform level sets up the lower tip at the lifting arm.

After the design structure is adopted, when the source tank is required to be loaded, the lifting door lifting oil cylinder is started, so that the lifting door lifting oil cylinder stretches, the lifting door lifting oil cylinder stretches to enable the lifting door to upwards rotate and lift, the automobile chassis is exposed, the source tank is loaded through lifting, after the source tank arrives at a source tank working site, the hydraulic telescopic rod is started, the hydraulic telescopic rod stretches, the end, far away from the fixed seat, of the rotating rod is rotated, the two rotating rods are converted into a downward inclined state from a vertical state, lifting arms at the end parts of the two rotating rods and the lifting platform are in a state parallel to an automobile base, when the lifting platform is rotated, the lifting platform is in a horizontal position, the first slideway is in butt joint with the second slideway, then a worker pushes the source tank to enable the source tank to move onto the second slideway, the source tank is located on the lifting platform, then the hydraulic telescopic rod is started, the lifting platform is stretched again, the lifting platform is located on the ground, and then the source tank is loaded and unloaded with the lifting rod.

As a further improvement of the present utility model, in order to enable the driver to be better protected, the cabin is divided into a cabin and a source tank by an intermediate partition wall, and a shielding wall is provided on the surface of the intermediate partition wall located inside the source tank.

As a further improvement of the utility model, in order to facilitate the loading and unloading of the source tank by the elevator platform, a side wall of the cabin remote from the shielding wall is provided with a side by side door.

As a further improvement of the utility model, in order to make the source tank easier to move on the vehicle chassis and the elevator platform, the upper surface of the vehicle chassis is provided with a first slideway, and the upper surface of the elevator platform is provided with a second slideway, the first slideway being engaged with the second slideway.

As a further improvement of the utility model, in order to enable the hydraulic mechanism to be driven without affecting the space occupation in the automobile compartment, a skirt side cabin is arranged on the side edge of the automobile chassis, a 24v hydraulic power unit is arranged in the skirt side cabin, and the lifting door lifting oil cylinder and the hydraulic telescopic rod are provided with hydraulic power by the 24v hydraulic power unit.

As still another improvement of the present utility model, in order to enable the lift platform to be horizontally received and fixed and to bear the weight of the source tank, a fixing frame is provided between the lift arm and the lift platform, the fixing frame includes a first ejector rod hinged to the middle of the lift arm and a second ejector rod hinged to a corner of the lift platform, the first ejector rod is hinged to an end of the second ejector rod, and the second ejector rod is fixed to a lower end of the lift arm through a limiting unit.

As still another improvement of the present utility model, in order to facilitate rotation and fixation of the elevator platform, the limiting unit includes a rotating jack provided inside the elevator platform, a lower end portion of the rotating jack being close to a lower end portion of the lifting arm, an upper end portion of the rotating jack being provided with a telescopic jack, and the other end of the telescopic jack being connected with the second jack.

In summary, compared with the prior art, the utility model has at least one of the following beneficial technical effects:

1. according to the utility model, the top of the source tank cabin is provided with the lifting door powered by the hydraulic oil cylinder, and the source tank and the shielding wall can be dismounted from the door in a lifting manner, so that the dismounting difficulty is greatly reduced. The problem that the crown block or the crane top can not be used for hoisting when the radioactive source vehicle is used for disassembling and assembling the thick source tank and the shielding wall is solved.

2. The top of the source tank cabin is provided with an upward lifting door, and under the condition that a crane exists in a source warehouse or a well site of logging operation, the radioactive source can be assembled and disassembled in a hoisting mode through the upward lifting door; in addition, the inside of the side-by-side door at the tail part of the source tank cabin is provided with the lifter, and under the condition that a crown block and a crane are not arranged at a well site in the well logging operation process, the lifter can be used for loading and unloading the radioactive source in a slideway adding manner, so that the problem that the radioactive source vehicle needs to be manually carried in the process of loading and unloading the radioactive source is solved. The time of exposure in the radioactive source loading and unloading process and the time of close contact or direct contact of personnel and the radioactive source are shortened, and the risks of excessive radiation and radioactive source leakage of personnel are reduced.

Drawings

FIG. 1 is a schematic view of a first construction of a radioactive source vehicle;

FIG. 2 is a schematic view of a second construction of a radioactive source vehicle;

FIG. 3 is a schematic top view of a radioactive source vehicle;

FIG. 4 is a schematic view of the rear structure of a radioactive source vehicle;

FIG. 5 is a schematic view of the structure of the elevator;

fig. 6 is a schematic diagram of the structure of fig. 5 a.

Reference numerals:

100. an automobile chassis; 110. a first slideway; 120. a second slideway; 130. a skirt side compartment; 131. a 24v hydraulic power unit; 200. a carriage; 210. an intermediate partition wall; 220. a shielding wall; 230. split door; 300. lifting a door on the source tank truck; 310. lifting the door to lift the oil cylinder support; 320. lifting the door to lift the oil cylinder; 400. a lifter; 410. a fixing seat; 420. a hydraulic telescopic rod; 430. a rotating lever; 440. a lifting arm; 450. an elevator platform; 500. a fixing frame; 510. a first ejector rod; 520. a second ejector rod; 530. a limit unit; 531. rotating the ejector rod; 532. and (5) stretching the ejector rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 6 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

1-6, a radioactive source vehicle comprising a chassis 100 and a compartment 200, a source tanker lift-up door 300 at the top of the compartment 200, and a pair of lifts 400 at the rear of the chassis 100;

the source tank truck lifting door 300 further comprises a lifting door lifting oil cylinder 320 support 310 and a lifting door lifting oil cylinder 320;

the lifting door lifting oil cylinder 320 support 310 is positioned on the inner side wall of the carriage 200, and the lifting door is connected with the lifting door lifting oil cylinder 320 support 310 through the lifting door lifting oil cylinder 320;

the lifter 400 comprises a fixed seat 410, a hydraulic telescopic rod 420, two rotating rods 430 which are arranged in parallel, a lifting arm 440 and a lifter 400 platform;

the two fixing bases 410 are symmetrically arranged at the edge of the upper surface of the automobile chassis 100, one ends of the two rotating rods 430 are respectively arranged at the upper part and the middle part of the fixing bases 410 in a rotating mode, the hydraulic telescopic rod 420 is arranged between the two rotating rods 430, the lifting arm 440 is connected with the other ends of the two rotating rods 430, and the platform of the lifter 400 is horizontally arranged at the lower end part of the lifting arm 440.

After the design structure is adopted, when the source tank is required to be loaded, the lifting door lifting oil cylinder 320 is started, so that the lifting door lifting oil cylinder 320 stretches, the lifting door lifting oil cylinder 320 stretches to enable the lifting door to upwards rotate and lift, the automobile chassis 100 is exposed, the source tank is loaded through lifting, after the source tank arrives at a source tank working site, the hydraulic telescopic rod 420 is started, the hydraulic telescopic rod 420 stretches, one end, far away from the fixed seat 410, of the rotating rod 430 is further rotated, the two rotating rods 430 are converted into a downward inclined state from a vertical state, lifting arms 440 at the end parts of the two rotating rods 430 and the lifter 400 platform are in a state parallel to an automobile base, when the lifter 400 platform is rotated, the lifter 400 platform is in a horizontal position, a first slideway 110 is in butt joint with a second slideway 120, then a source tank is pushed by workers to move the source tank along the first slideway 110 onto the second slideway 120, the source tank is located on the lifter 400, then the hydraulic telescopic rod 420 is started, the lifter 400 is further stretched, and the source tank is located on the ground, and then the source tank is loaded and unloaded by the hydraulic telescopic rod 420 is retracted.

As shown in fig. 1 to 6, in order to enable a driver to be better protected, the interior space of the cabin 200 is divided into a cockpit and a source tank by an intermediate partition wall 210, and a shielding wall 220 is provided on the surface of the intermediate partition wall 210 located inside the source tank.

As shown in fig. 1-6, in order to facilitate loading and unloading of the source tank by the elevator 400 platform, a side-by-side door 230 is provided on the side wall of the car 200 remote from the shield wall 220.

As shown in fig. 1-6, in order to make the source tank more easily movable on the vehicle chassis 100 and the platform of the lifter 400, the upper surface of the vehicle chassis 100 is provided with a first slide 110, and the upper surface of the platform of the lifter 400 is provided with a second slide 120, the first slide 110 being engaged with the second slide 120.

As shown in fig. 1-6, in order to enable the hydraulic mechanism to be driven without affecting the space occupation in the automobile compartment 200, a skirt side compartment 130 is provided on the side of the automobile chassis 100, a 24v hydraulic power unit 13124v is provided in the skirt side compartment 130, and the lift-up door lifting cylinder 320 and the hydraulic telescopic rod 420 are provided with hydraulic power by the 24v hydraulic power unit 13124 v.

As shown in fig. 1 to 6, in order to enable the platform of the lifter 400 to be horizontally received and fixed and to bear the weight of the source tank, a fixing frame 500 is provided between the lifting arm 440 and the platform of the lifter 400, the fixing frame 500 includes a first push rod 510 hinged to the middle of the lifting arm 440 and a second push rod 520 hinged to the corner of the platform of the lifter 400, the first push rod 510 is hinged to the end of the second push rod 520, and the second push rod 520 is fixed to the lower end of the lifting arm 440 through a limiting unit 530.

As shown in fig. 1 to 6, in order to facilitate rotation and fixation of the platform of the lifter 400, the limiting unit 530 includes a rotating jack 531 disposed inside the platform of the lifter 400, a lower end portion of the rotating jack 531 is close to a lower end portion of the lifting arm 440, an upper end portion of the rotating jack 531 is provided with a telescopic rod, and the other end of the telescopic rod is connected with the second jack 520.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. A radioactive source vehicle comprising an automotive chassis (100) and a cabin (200), characterized in that: the system also comprises a source tank truck upper lifting door (300) positioned at the top of the carriage (200) and a pair of lifters (400) positioned at the tail part of the automobile chassis (100);

the source tank truck upper lifting door (300) further comprises an upper lifting door lifting oil cylinder support (310) and an upper lifting door lifting oil cylinder (320);

the upper lifting door lifting oil cylinder support (310) is positioned on the inner side wall of the carriage (200), and the upper lifting door (300) of the source tank truck is connected with the upper lifting door lifting oil cylinder support (310) through the upper lifting door lifting oil cylinder (320);

the lifter (400) comprises a fixed seat (410), a hydraulic telescopic rod (420), two rotating rods (430) which are arranged in parallel, a lifting arm (440) and a lifter platform (450);

two fixing bases (410) are symmetrically arranged at the edge of the upper surface of the automobile chassis (100), one ends of two rotating rods (430) are respectively arranged at the upper part and the middle part of the fixing bases (410) in a rotating mode, a hydraulic telescopic rod (420) is arranged between the two rotating rods (430), a lifting arm (440) is connected with the other ends of the two rotating rods (430), and a platform of the lifter (400) is horizontally arranged at the lower end of the lifting arm (440).

2. The radioactive source vehicle of claim 1, wherein: the compartment (200) is characterized in that an intermediate partition wall (210) divides the interior space of the compartment (200) into a cockpit and a source tank cabin, and a shielding wall (220) is arranged on the surface of the intermediate partition wall (210) positioned in the source tank cabin.

3. The radioactive source vehicle of claim 2, wherein: and a side wall of the carriage (200) far away from the shielding wall (220) is provided with a side-by-side door (230).

4. The radioactive source vehicle of claim 1, wherein: the upper surface of vehicle chassis (100) is provided with first slide (110), the upper surface of lift (400) platform is provided with second slide (120), first slide (110) with second slide (120) are agreed with.

5. The radioactive source vehicle of claim 1, wherein: the side of the automobile chassis (100) is provided with a skirt side cabin (130), a 24v hydraulic power unit (131) is arranged in the skirt side cabin (130), and the lifting door lifting cylinder (320) and the hydraulic telescopic rod (420) are powered by the 24v hydraulic power unit (131).

6. The radioactive source vehicle of claim 1, wherein: the lifting arm (440) and the lifting platform (450) are provided with a fixing frame (500), the fixing frame (500) comprises a first ejector rod (510) hinged to the middle of the lifting arm (440) and a second ejector rod (520) hinged to the corner of the lifting platform (450), the first ejector rod (510) is hinged to the end portion of the second ejector rod (520), and the second ejector rod (520) is fixed to the lower end portion of the lifting arm (440) through a limiting unit (530).

7. The radioactive source vehicle of claim 6, wherein: the limiting unit (530) comprises a rotating ejector rod (531) arranged inside the elevator platform (450), the lower end part of the rotating ejector rod (531) is close to the lower end part of the lifting arm (440), the upper end part of the rotating ejector rod (531) is provided with a telescopic ejector rod (532), and the other end of the telescopic ejector rod (532) is connected with the second ejector rod (520).