CN220783920U - Clamp for helium detection of oil tank - Google Patents
Clamp for helium detection of oil tank Download PDFInfo
- Publication number
- CN220783920U CN220783920U CN202322160110.1U CN202322160110U CN220783920U CN 220783920 U CN220783920 U CN 220783920U CN 202322160110 U CN202322160110 U CN 202322160110U CN 220783920 U CN220783920 U CN 220783920U
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- China
- Prior art keywords
- telescopic
- plate
- contact switch
- oil tank
- contact
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Links
- 229910052734 helium Inorganic materials 0.000 title claims abstract description 51
- 239000001307 helium Substances 0.000 title claims abstract description 51
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000001514 detection method Methods 0.000 title abstract description 15
- 210000000078 claw Anatomy 0.000 claims abstract description 29
- 238000012360 testing method Methods 0.000 claims description 9
- 238000007689 inspection Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Manipulator (AREA)
Abstract
The utility model discloses a clamp for helium detection of an oil tank, which comprises a gripper, a mechanical arm and a base, wherein the mechanical arm is fixedly arranged on the upper part of the base, and the gripper is fixedly arranged at the output end of the mechanical arm; the gripper comprises a turntable, four telescopic claws and a protection assembly, wherein the four telescopic claws are uniformly and fixedly arranged outside the turntable in the circumferential direction; the protection assembly comprises a contact disc and a second contact switch, the second contact switch is fixedly arranged at the lower part of the rotary disc, the contact disc is elastically arranged at one side of the rotary disc, which is close to the second contact switch, and the inner side of the contact disc is movably contacted with the second contact switch. The utility model provides a anchor clamps for helium of oil tank examines can be when the vertical oil tank of snatching of tongs, oil tank upper portion withstands the contact disc, and the contact disc contacts the second contact switch, and control tongs stop work arm, and control tongs that grabs the oil tank remove the conveyer upper portion of helium inspection machine and unclamp the tongs, and the oil tank is examined to helium in examining the machine through conveyer transmission.
Description
Technical Field
The utility model belongs to the technical field of helium detection of oil tanks, and particularly relates to a clamp for helium detection of an oil tank.
Background
Tank helium testing is a method of testing the tightness of a tank in which helium is injected into the tank and then the helium concentration is measured using a test instrument to determine if a leak or leak has occurred. In carrying out a tank helium test, the following sealing directions need to be noted:
1. sealing the inside of the oil tank: before helium is injected, it must be ensured that the interior of the tank is completely sealed. Any leaks or poorly sealed areas must be tightly spread.
2. Sealing of the connection: the connections in the tank, valves, fittings, etc. must be properly installed and sealed with a gasket or other sealing material.
3. Sealing the oil tank port: before helium is injected, it must be ensured that the tank port is completely sealed and that the tank cap or other sealing device must be properly installed.
4. Accuracy of the detection instrument: the instrument for detecting the helium concentration in the tank must have high accuracy in order to be able to accurately detect the helium concentration in the tank.
In summary, the helium inspection of the tank requires attention to the tank itself and to the sealing of the connectors, tank ports and inspection equipment to ensure accuracy of the inspection results.
However, the prior art has some problems: when carrying out automatic oil tank helium and examining, need examine in batches to a plurality of oil tanks helium, traditional mode adopts the manual work to place the oil tank on the conveyer more, then is examined the machine inside by the conveyer transmission to helium, and efficiency is relatively poor, uses anchor clamps to press from both sides the oil tank to establish, and traditional anchor clamps can not be according to the oil tank of clamp different sizes, consequently we propose an oil tank helium and examine and use anchor clamps.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the clamp for helium inspection of the oil tanks, which solves the problems that when the helium inspection of the automatic oil tanks is carried out, batch helium inspection is needed to be carried out on a plurality of oil tanks, the oil tanks are usually placed on a conveyor manually in a traditional mode, then are conveyed to the inside of the helium inspection machine by the conveyor, the efficiency is poor, the oil tanks are clamped by the clamp, and the oil tanks with different sizes cannot be clamped by the traditional clamp.
The utility model discloses a clamp for helium detection of an oil tank, which comprises a gripper, a mechanical arm and a base, wherein the mechanical arm is fixedly arranged on the upper part of the base, and the gripper is fixedly arranged at the output end of the mechanical arm; the gripper comprises a turntable, four telescopic claws and a protection assembly, wherein the four telescopic claws are uniformly and fixedly arranged outside the turntable in the circumferential direction; the protection assembly comprises a contact disc and a second contact switch, the second contact switch is fixedly arranged at the lower part of the rotary disc, the contact disc is elastically arranged at one side of the rotary disc, which is close to the second contact switch, and the inner side of the contact disc is movably contacted with the second contact switch.
Preferably, the protection assembly further comprises a spring, the contact disc comprises a magnetic disc, and the magnetic disc is slidably mounted by the spring.
As preferable, the gripper further comprises a motor, wherein the motor is fixedly arranged at the output end of the mechanical arm, and the turntable is fixedly arranged at the output end of the motor.
As a preferred aspect of the present utility model, the telescopic claw includes a first fixing plate fixed to the outside of the turntable, a first telescopic plate slidably mounted to the outside of the first fixing plate, a second fixing plate fixed to a side of the first telescopic plate away from the first fixing plate, and a second telescopic plate slidably mounted to a side of the second fixing plate away from the first telescopic plate.
Preferably, the telescopic claw further comprises a shovel plate, the shovel plate is provided with a chamfer, and the shovel plate is fixed on one side of the second telescopic plate away from the second fixing plate.
As preferable, the telescopic claw further comprises a first electric push rod and a second electric push rod, wherein the first electric push rod is fixedly arranged in the first fixing plate, the output end of the first electric push rod is fixedly connected with the first telescopic plate, the second electric push rod is fixedly arranged in the second fixing plate, and the output end of the second electric push rod is fixedly connected with the second telescopic plate.
Preferably, the second contact switch is electrically connected with the second electric push rod, the telescopic claw further comprises a first contact switch, the second contact switch is fixedly arranged on the inner side of the second telescopic plate, and the first contact switch is electrically connected with the first electric push rod.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the oil tank is required to be conveyed to the conveyer for the helium detector on the ground or on the transport vehicle for helium detection, the base is fixedly arranged on the ground when the helium detector is used, then the mechanical arm is arranged on the base, the oil tank is carried by matching with the grippers, and the grippers can shrink to grasp different oil tanks. Different oil tanks are different in size, when grabbing, the oil tank damage is possibly caused by the fact that the claw of the claw is grabbed by the oil tank due to parameter setting errors, the oil tank damage is fixedly arranged at the lower part of the rotary table through the second contact switch, the contact disc is elastically arranged at one side, close to the second contact switch, of the rotary table, the inner side of the contact disc is movably contacted with the second contact switch, the upper part of the oil tank props against the contact disc when the claw vertically grabs the oil tank, the contact disc contacts with the second contact switch, the claw is controlled to stop working mechanical arms, the claw with the oil tank is controlled to move the upper part of the conveyer of the helium detector and loosen the claw, and the oil tank is conveyed to the helium detector through the conveyer to carry out helium detection.
Drawings
FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;
FIG. 2 is a schematic view of a gripper structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a protector according to an embodiment of the present utility model;
fig. 4 is a schematic view of a telescopic claw according to an embodiment of the present utility model;
fig. 5 is a schematic structural diagram of a second electric putter according to an embodiment of the present utility model.
In the figure: 1. a grip; 2. a mechanical arm; 3. a base;
101. a motor; 102. a retractable claw; 103. a protection component; 104. a turntable;
1021. a first fixing plate; 1022. a first expansion plate; 1023. a second fixing plate; 1024. a second expansion plate; 1025. a shovel plate; 1026. a first electrical push rod; 1027. a second electric push rod; 1028. a first contact switch;
1031. a contact plate; 1032. a spring; 1033. and a second contact switch.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The structure of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the embodiment of the utility model provides a fixture for helium detection of an oil tank, which comprises a gripper 1, a mechanical arm 2 and a base 3, wherein the mechanical arm 2 is fixedly arranged on the upper part of the base 3, and the gripper 1 is fixedly arranged at the output end of the mechanical arm 2; the gripper 1 comprises a turntable 104, four telescopic claws 102 and a protection assembly 103, wherein the four telescopic claws 102 are uniformly and fixedly arranged outside the turntable 104 in the circumferential direction; the protection assembly 103 comprises a contact disc 1031 and a second contact switch 1033, the second contact switch 1033 is fixedly arranged at the lower part of the turntable 104, the contact disc 1031 is elastically arranged at one side of the turntable 104 close to the second contact switch 1033, and the inner side of the contact disc 1031 is movably contacted with the second contact switch 1033.
According to the clamp for helium detection of the oil tank, the oil tank is required to be conveyed to a conveyor for a helium detector on the ground or on a transport vehicle for helium detection, the base 3 is fixedly arranged on the ground during use, then the mechanical arm 2 is arranged on the base 3, the oil tank is carried by matching with the gripper 1, and the gripper 1 can shrink to grasp different oil tanks;
however, the sizes of different oil tanks are different, when the oil tanks are grabbed, the oil tanks can be damaged due to the fact that the oil tanks are grabbed by the grippers of the grippers 1 caused by parameter setting errors, the oil tanks are fixedly arranged at the lower part of the turntable 104, the contact disc 1031 is elastically arranged at one side of the turntable 104, which is close to the second contact switch 1033, of the contact disc 1031, the inner side of the contact disc 1031 is movably contacted with the second contact switch 1033, when the oil tanks are grabbed by the grippers 1 vertically, the upper parts of the oil tanks are propped against the contact disc 1031, the contact disc 1031 is contacted with the second contact switch 1033, the grippers 1 are controlled to stop working the mechanical arm 2, the grippers 1 with the oil tanks are controlled to move the upper parts of the conveyor of the helium detector and the grippers 1 are loosened, and the oil tanks are conveyed into the helium detector through the conveyor to carry out helium detection.
In this embodiment, the protection assembly 103 further includes a spring 1032, and the contact disk 1031 includes a magnetic disk, with the turntable 104 slidably mounted to the magnetic disk via the spring 1032.
The contact plate 1031 contacts the second contact switch 1033 against the force of the spring 1032, and when the hand grip 1 releases the oil tank, the second contact plate 1031 can be reset by the spring 1032, and the magnetic disk comprises an electric magnetic disk, and the electric control moving operation can be performed by adopting a magnetic attraction method for some oil tanks which are too small.
In this embodiment, the gripper 1 further includes a motor 101, the motor 101 is fixedly mounted at the output end of the mechanical arm 2, and the turntable 104 is fixedly mounted at the output end of the motor 101.
In the grabbing process, the shapes of the partial oil tanks are different, and the turntable 104 is rotated through the motor 101, so that a rotating hand can be matched with a groove of the special-shaped oil tank, grabbing is convenient, and falling in grabbing is prevented.
In this embodiment, the telescopic claw 102 includes a first fixing plate 1021, a first telescopic plate 1022, a second fixing plate 1023 and a second telescopic plate 1024, the first fixing plate 1021 is fixed outside the turntable 104, the first telescopic plate 1022 is slidably mounted in the first fixing plate 1021, the second fixing plate 1023 is fixed on a side of the first telescopic plate 1022 away from the first fixing plate 1021, the second telescopic plate 1024 is slidably mounted on a side of the second fixing plate 1023 away from the first telescopic plate 1022, the telescopic claw 102 further includes a shovel plate 1025, the shovel plate 1025 is provided with a chamfer, the shovel plate 1025 is fixed on a side of the second telescopic plate 1024 away from the second fixing plate 1023, the telescopic claw 102 further includes a first electric push rod 1026 and a second electric push rod 1027, the first electric push rod 1026 is fixedly mounted in the first fixing plate 1021, an output end of the first electric push rod 1026 is fixedly connected with the first telescopic plate 1022, the second electric push rod 1027 is fixedly mounted in the second fixing plate 3, and an output end 1024 of the second electric push rod 1027 is fixedly connected with the second telescopic plate 1023.
In the oil tank grabbing process, the manipulator 2 is used for controlling the gripper 1 to a designated position, the first electric push rod 1026 and the second electric push rod 1027 are used for controlling the first telescopic plate 1022 and the second telescopic plate 1024 to be in an open state, then the manipulator 2 is used for controlling the grabbing device to move downwards again, the first electric push rod 1026 and the second electric push rod 1027 are used for controlling the first telescopic plate 1022 and the second telescopic plate 1024 to be in a contracted state, the oil tank is grabbed, in addition, in order to place the oil tank to fall, the shovel 1025 is added, the oil tank can be limited up and down when being clamped, and the oil tank is prevented from falling.
In this embodiment, the second contact switch 1033 is electrically connected to the second electric push rod 1027, the telescopic claw 102 further includes a first contact switch 1028, the second contact switch 1033 is fixedly mounted on the inner side of the second telescopic plate 1024, and the first contact switch 1028 is electrically connected to the first electric push rod 1026.
In the process of clamping the oil tank, in order to prevent the oil tank from being damaged, when the first electric push rod 1026 controls the first telescopic rod to stretch out and draw back, the action is transversely clamped, the oil tank touches the first contact switch 1028 to control the first electric push rod 1026 to stop working, the second contact switch 1033 is touched with the oil tank, the second electric push rod 1027 notifies the working, the action of contact limiting is performed, and the oil tank is protected.
The working principle of the utility model is as follows:
when the device is used, an oil tank is required to be conveyed to a conveyor for a helium detector for helium detection, a base 3 is fixedly arranged on the ground when the device is used, then a mechanical arm 2 is arranged on the base 3, the device is matched with a gripper 1 for carrying the oil tank, and the gripper 1 can shrink to grasp different oil tanks; however, the sizes of different oil tanks are different, when the oil tanks are grabbed, the oil tanks can be damaged due to the fact that the oil tanks are grabbed by the grippers of the grippers 1 caused by parameter setting errors, the oil tanks are fixedly arranged at the lower part of the turntable 104, the contact disc 1031 is elastically arranged at one side of the turntable 104, which is close to the second contact switch 1033, of the contact disc 1031, the inner side of the contact disc 1031 is movably contacted with the second contact switch 1033, when the oil tanks are grabbed by the grippers 1 vertically, the upper parts of the oil tanks are propped against the contact disc 1031, the contact disc 1031 is contacted with the second contact switch 1033, the grippers 1 are controlled to stop working the mechanical arm 2, the grippers 1 with the oil tanks are controlled to move the upper parts of the conveyor of the helium detector and the grippers 1 are loosened, and the oil tanks are conveyed into the helium detector through the conveyor to carry out helium detection.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a fixture is used in oil tank helium examination, includes tongs (1), arm (2) and base (3), its characterized in that: the mechanical arm (2) is fixedly arranged on the upper part of the base (3), and the gripper (1) is fixedly arranged at the output end of the mechanical arm (2); the gripper (1) comprises a turntable (104), telescopic claws (102) and a protection assembly (103), wherein the number of the telescopic claws is four, and the four telescopic claws (102) are uniformly and fixedly arranged outside the turntable (104) in the circumferential direction; the protection assembly (103) comprises a contact disc (1031) and a second contact switch (1033), the second contact switch (1033) is fixedly arranged at the lower part of the rotary disc (104), the contact disc (1031) is elastically arranged at one side, close to the second contact switch (1033), of the rotary disc (104), and the inner side of the contact disc (1031) is movably contacted with the second contact switch (1033).
2. A tank helium test fixture according to claim 1, wherein: the protection assembly (103) further comprises a spring (1032), the contact disc (1031) comprises a magnetic disc, and the turntable (104) is slidably mounted to the magnetic disc through the spring (1032).
3. A tank helium test fixture according to claim 1, wherein: the gripper (1) further comprises a motor (101), the motor (101) is fixedly installed at the output end of the mechanical arm (2), and the turntable (104) is fixedly installed at the output end of the motor (101).
4. A tank helium test fixture according to claim 1, wherein: the telescopic claw (102) comprises a first fixing plate (1021), a first telescopic plate (1022), a second fixing plate (1023) and a second telescopic plate (1024), wherein the first fixing plate (1021) is fixed outside the rotary table (104), the first telescopic plate (1022) is slidably mounted outside the first fixing plate (1021), the second fixing plate (1023) is fixed on one side, far away from the first fixing plate (1021), of the first telescopic plate (1022), and the second telescopic plate (1024) is slidably mounted on one side, far away from the first telescopic plate (1022), of the second fixing plate (1023).
5. A tank helium test fixture according to claim 4, wherein: the telescopic claw (102) further comprises a shovel plate (1025), the shovel plate (1025) is provided with a chamfer, and the shovel plate (1025) is fixed on one side, far away from the second fixed plate (1023), of the second telescopic plate (1024).
6. A tank helium test fixture according to claim 4, wherein: the telescopic claw (102) further comprises a first electric push rod (1026) and a second electric push rod (1027), the first electric push rod (1026) is fixedly installed in the first fixing plate (1021), the output end of the first electric push rod (1026) is fixedly connected with the first telescopic plate (1022), the second electric push rod (1027) is fixedly installed inside the second fixing plate (1023), and the output end of the second electric push rod (1027) is fixedly connected with the second telescopic plate (1024).
7. A tank helium test fixture according to claim 6, wherein: the second contact switch (1033) is electrically connected with the second electric push rod (1027), the telescopic claw (102) further comprises a first contact switch (1028), the second contact switch (1033) is fixedly installed on the inner side of the second telescopic plate (1024), and the first contact switch (1028) is electrically connected with the first electric push rod (1026).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160110.1U CN220783920U (en) | 2023-08-11 | 2023-08-11 | Clamp for helium detection of oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160110.1U CN220783920U (en) | 2023-08-11 | 2023-08-11 | Clamp for helium detection of oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220783920U true CN220783920U (en) | 2024-04-16 |
Family
ID=90658368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322160110.1U Active CN220783920U (en) | 2023-08-11 | 2023-08-11 | Clamp for helium detection of oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220783920U (en) |
-
2023
- 2023-08-11 CN CN202322160110.1U patent/CN220783920U/en active Active
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| GR01 | Patent grant |