CN218877434U - Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet - Google Patents

Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet Download PDF

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Publication number
CN218877434U
CN218877434U CN202223083940.0U CN202223083940U CN218877434U CN 218877434 U CN218877434 U CN 218877434U CN 202223083940 U CN202223083940 U CN 202223083940U CN 218877434 U CN218877434 U CN 218877434U
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China
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magnet
lifting
screw
rod
fixing plate
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CN202223083940.0U
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Inventor
何媛媛
李恒辉
张苏洋
杜波
彭朝华
兰中祥
张生
唐东林
李亚梅
黄怡丁
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SICHUAN SPECIAL EQUIPMENT TESTING RESEARCH INSTITUTE
Southwest Petroleum University
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SICHUAN SPECIAL EQUIPMENT TESTING RESEARCH INSTITUTE
Southwest Petroleum University
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Abstract

The utility model discloses a lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot, which comprises a bottom plate, wherein a walking wheel mechanism is arranged at the bottom of the bottom plate, and a lead screw lifting component and a lifting magnet component are respectively arranged at the top and the bottom of the bottom plate; the screw lifting assembly comprises a screw, a ball nut and a first lifting rod, two ends of the screw are respectively connected with the support frame and the motor shell frame in a rotating mode, a motor is arranged in the motor shell frame, an output shaft of the motor is in transmission connection with one end of the screw, the ball nut is in threaded connection with the screw, and one end of the first lifting rod is hinged to the bottom of the ball nut; the lifting magnet assembly comprises a magnet fixing plate and a plurality of magnets arranged on the magnet fixing plate, a rectangular hole is formed in the bottom plate in a penetrating mode, and one end, far away from the ball nut, of the first lifting rod penetrates through the rectangular hole to be hinged to the top of the magnet fixing plate. The control motor realizes the linear adjustment of the magnet adsorption force, so that the adjusted adsorption force is more reliable, and the safety performance and the detection efficiency are improved.

Description

Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet
Technical Field
The utility model relates to a wall climbing inspection robot technical field specifically is a elevating gear that is used for ultrasonic testing wall climbing inspection robot to adsorb magnet.
Background
When the wall climbing detection robot is used for detecting defects of a large number of oil storage tanks in the field of petroleum, the wall climbing detection robot needs to be adsorbed on the wall of a detected tank by virtue of magnets, the detection precision and safety performance are determined by the adsorption force, and therefore a lifting device for adjusting the distance between the magnets and the detected storage tank is needed.
At present, the height adjustment of the magnet in the wall climbing detection robot is generally carried out by the following methods: when the height of the magnet is adjusted, the nut needs to be rotated manually through a wrench to verify the reliability of suction force, but the robot is adsorbed on the storage tank, so that workers are time-consuming and labor-consuming to adjust the height of the magnet, and the operation is troublesome; the adsorption force can not be ensured to be reliable even if the storage tank is not adjusted at a high position, and safety accidents are easy to happen; traditional adjusting device can't accurate control adsorption affinity size, and the magnetic force undersize can lead to the robot to fall, and magnetic force too big can lead to the robot to remove the difficulty.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot, which controls a motor to realize linear adjustment of the adsorption force of the magnet, so that the adjusted adsorption force is more reliable, and the safety performance and the detection efficiency are improved; the magnetic force can be uniformly dispersed on the oil storage tank, and the magnitude of the magnetic force can be adjusted at the high position of the oil storage tank; moreover, the lifting device has a self-locking function and is reliable to use.
The purpose of the utility model is realized through the following technical scheme: a lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot comprises a bottom plate, wherein a walking wheel mechanism is arranged at the bottom of the bottom plate, and a screw rod lifting assembly and a lifting magnet assembly are respectively arranged at the top and the bottom of the bottom plate;
the screw lifting assembly comprises a screw, a ball nut and a first lifting rod, a support frame and a motor shell frame are fixed at the top of the bottom plate at intervals, two ends of the screw are respectively connected with the support frame and the motor shell frame in a rotating mode, a motor is arranged in the motor shell frame, an output shaft of the motor is in transmission connection with one end of the screw, the ball nut is in threaded connection with the screw, and one end of the first lifting rod is hinged to the bottom of the ball nut;
the lifting magnet assembly comprises a magnet fixing plate and a plurality of magnets, rectangular holes are formed in the bottom of the magnet fixing plate in a penetrating mode, one end, far away from the ball nut, of the first lifting rod penetrates through the rectangular holes to be hinged to the top of the magnet fixing plate.
Adopt above-mentioned technical scheme's technical effect does, the motor drives the lead screw and rotates, the rotational degree of freedom through first lifter restriction ball nut, make ball nut along the axial displacement of lead screw, ball nut removes and will drive first lifter and deflect, first lifter deflects and will drive the magnet fixed plate and reciprocate, thereby change the interval between magnet and the storage tank, and then change the adsorption affinity of magnet to the storage tank, be convenient for adjust the magnetic force size in the eminence of storage tank, be close to the storage tank as far as possible with magnet or directly adsorb on the storage tank, make the adsorption affinity maximize, realize elevating gear's auto-lock, more reliable and stable.
In some embodiments, a plurality of guide mechanisms are arranged on the magnet fixing plate at equal intervals along the axial direction of the screw rod, each guide mechanism comprises a guide sleeve and a slide rod, the guide sleeves are fixedly arranged on the magnet fixing plate in a penetrating manner, the slide rods are slidably arranged in the guide sleeves in a penetrating manner, the slide rods are in threaded connection with limit nuts, the limit nuts are arranged on the top of the bottom plate in a contacting manner, and the slide rods guide the movement of the magnet fixing plate to enable the movement of the movable magnets of the magnet fixing plate to be more stable.
In some embodiments, a fixed block is fixedly connected to the top of the magnet fixed plate, a U-shaped groove is formed in the top of the fixed block, and one end, away from the ball nut, of the first lifting rod is hinged in the U-shaped groove through a cylindrical pin.
In some embodiments, a rod connecting ring is slidably sleeved on the lead screw, a second lifting rod is hinged to the bottom of the rod connecting ring, and one end, far away from the rod connecting ring, of the second lifting rod is hinged in the U-shaped groove through a cylindrical pin.
In some embodiments, a D-shaped hole is formed in one end of the lead screw, the cross section of the output shaft of the motor is D-shaped, the output shaft of the motor is matched in the D-shaped hole and connected to the lead screw through a screw, and therefore the connection strength of the output shaft of the motor and the lead screw is improved.
In some embodiments, the magnet is fixedly connected with the magnet fixing plate through a fixing bolt.
The beneficial effects of the utility model are that:
the motor drives the lead screw and rotates, rotational degree of freedom through first lifter restriction ball nut, make ball nut along the axial displacement of lead screw, ball nut removes and will drive first lifter and deflect, first lifter deflects and will drive the magnet fixed plate and reciprocate, thereby change the interval between magnet and the storage tank, and then change the adsorption affinity of magnet to the storage tank, be convenient for adjust magnetic force size in the eminence of oil storage tank, be close to the oil storage tank as far as possible with magnet or directly adsorb on the oil storage tank, make the adsorption affinity maximize, realize elevating gear's auto-lock, more reliable and stable.
Drawings
Fig. 1 is a perspective view of a lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot of the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a cross-sectional view of a lifting device for an ultrasonic inspection wall-climbing inspection robot attracting a magnet;
FIG. 4 is a top view of FIG. 1;
FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;
fig. 6 is a perspective view of a screw rod in the lifting device for the ultrasonic detection wall-climbing detection robot to adsorb the magnet according to the present invention;
in the figure, 1-bottom plate, 2-lead screw, 3-ball nut, 4-first lifting rod, 5-support frame, 6-motor shell frame, 7-motor, 8-magnet fixing plate, 9-magnet, 10-guide sleeve, 11-slide rod, 12-limit nut, 13-fixing block, 14-cylindrical pin, 15-rod connecting ring, 16-second lifting rod, 17-D-shaped hole, 18-rectangular hole and 19-fixing bolt.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 6, a lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot comprises a bottom plate 1, wherein a walking wheel mechanism is arranged at the bottom of the bottom plate 1, the lifting device is installed on the ultrasonic detection wall-climbing detection robot as a chassis, the lifting device is driven by the walking wheel mechanism to move on a tank body, so as to drive the ultrasonic detection wall-climbing detection robot to move, and a screw rod lifting assembly and a lifting magnet assembly are respectively arranged at the top and the bottom of the bottom plate 1; the screw lifting assembly comprises a screw 2, a ball nut 3 and a first lifting rod 4, a support frame 5 and a motor shell frame 6 are fixed at the top of the bottom plate 1 at intervals, the screw 2 is supported by the support frame 5, two ends of the screw 2 are respectively connected with the support frame 5 and the motor shell frame 6 in a rotating mode, a motor 7 is arranged in the motor shell frame 6, an installation space of the motor 7 is provided through the motor shell frame 6, an output shaft of the motor 7 is in transmission connection with one end of the screw 2, the ball nut 3 is in threaded connection with the screw 2, and one end of the first lifting rod 4 is hinged to the bottom of the ball nut 3; the lifting magnet assembly comprises a magnet fixing plate 8 and magnets 9, the bottom of the magnet fixing plate 8 is provided with a plurality of magnets 9, a rectangular hole 18 is formed in the bottom plate 1 in a penetrating mode, one end, far away from the ball nut 3, of a first lifting rod 4 penetrates through the rectangular hole 18 to be hinged to the top of the magnet fixing plate 8, the motor 7 drives the screw rod 2 to rotate, the rotation freedom degree of the ball nut 3 is limited through the first lifting rod 4, the ball nut 3 moves along the axial direction of the screw rod 2, the ball nut 3 moves to drive the first lifting rod 4 to deflect, the first lifting rod 4 deflects to drive the magnet fixing plate 8 to move up and down, the distance between the magnets 9 and the storage tank is changed, the adsorption force of the magnets 9 on the storage tank is changed, the movement of the magnets 9 can be controlled remotely through the positive and negative rotation of the motor 7, time and labor waste of manual regulation are avoided, the lifting magnet assembly has the advantages of convenience and reliability, the magnetic force can be adjusted at high positions of the oil storage tank conveniently, the magnets 9 can be close to the oil storage tank or can be adsorbed on the oil storage tank directly, the adsorption force is maximized, self-locking of the lifting device is realized, and the lifting device is more stable and reliable.
Further, as shown in fig. 1 and 3, a fixing block 13 is fixedly connected to the top of the magnet fixing plate 8, a U-shaped groove is formed in the top of the fixing block 13, one end of the first lifting rod 4, which is far away from the ball nut 3, is hinged in the U-shaped groove through a cylindrical pin 14, a rod connecting ring 15 is slidably sleeved on the screw rod 2, a second lifting rod 16 is hinged at the bottom of the rod connecting ring 15, one end of the second lifting rod 16, which is far away from the rod connecting ring 15, is hinged in the U-shaped groove through the cylindrical pin 14, an installation space for the first lifting rod 4 and the second lifting rod 16 is provided through the fixing block 13, partition plates are fixed at intervals at the bottom of the rod connecting ring 15 and the bottom of the ball nut 3, one end of the first lifting rod 4 is hinged in two partition plates of the ball nut 3 through the cylindrical pin 14, one end of the second lifting rod 16 is hinged in the two partition plates of the rod connecting ring 15 through a cylindrical pin, so that the hinged installation of the first lifting rod 4 and the second lifting rod 16 is more stable and reliable, secondly, the first lifting rod 4 and the second lifting rod 16 are symmetrically arranged, so that the first lifting rod 4 and the second lifting rod 16 can synchronously run, and the interference condition is avoided, the first lifting rod 4 drives the magnet fixing plate 8 to move, the magnet fixing plate 8 drives the second lifting rod 16 to deflect, the second lifting rod 16 drives the rod connecting ring 15 to slide on the screw rod 2, the magnet fixing plate 8 is jointly supported by the first lifting rod 4 and the second lifting rod 16 in a static manner, the stability is improved, and the screw rod 2 adopts a single thread manner to reduce the processing difficulty of the screw rod 2.
In some embodiments, as shown in fig. 1, a plurality of guide mechanisms are arranged on the magnet fixing plate 8 at equal intervals along the axial direction of the screw rod 2, each guide mechanism includes a guide sleeve 10 and a slide rod 11, the guide sleeve 10 is fixedly arranged on the magnet fixing plate 8 in a penetrating manner, the slide rod 11 is slidably arranged in the guide sleeve 10 in a penetrating manner, a stop nut 12 is connected to the slide rod 11 in a threaded manner, the stop nut 12 is arranged at the top of the base plate 1 in a contacting manner, when the screw rod lifting assembly drives the lifting magnet assembly to move, the magnet fixing plate 8 moves on the slide rod 11, and the movement of the magnet fixing plate 8 is guided by the slide rod 11, so that the movement of the magnet fixing plate 8 driving the magnet 9 is more stable; magnet 9 passes through fixing bolt 19 and magnet fixed plate 8 fixed connection, conveniently dismantles and changes magnet 9.
Further, as shown in fig. 6, a D-shaped hole 17 is formed in one end of the lead screw 2, the cross section of the output shaft of the motor 7 is D-shaped, and the output shaft of the motor 7 is fitted in the D-shaped hole 17, so that the motor 7 drives the lead screw 2 to rotate when rotating, and is connected to the lead screw 2 through a screw, thereby improving the connection strength between the output shaft of the motor 7 and the lead screw 2.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; and as will be appreciated by those skilled in the art, the benefits of the present invention are only better than those of the current embodiments of the prior art under certain circumstances, rather than being directed to the best use in the industry.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (6)

1. A lifting device for an adsorption magnet of an ultrasonic detection wall-climbing detection robot comprises a bottom plate (1), wherein a walking wheel mechanism is arranged at the bottom of the bottom plate (1), and is characterized in that a screw rod lifting assembly and a lifting magnet assembly are respectively arranged at the top and the bottom of the bottom plate (1);
the screw lifting assembly comprises a screw (2), a ball nut (3) and a first lifting rod (4), a support frame (5) and a motor shell frame (6) are fixed at the top of the bottom plate (1) at intervals, two ends of the screw (2) are respectively connected with the support frame (5) and the motor shell frame (6) in a rotating mode, a motor (7) is arranged in the motor shell frame (6), an output shaft of the motor (7) is in transmission connection with one end of the screw (2), the ball nut (3) is in threaded connection with the screw (2), and one end of the first lifting rod (4) is hinged to the bottom of the ball nut (3);
the lifting magnet assembly comprises a magnet fixing plate (8) and magnets (9), the bottom of the magnet fixing plate (8) is provided with a plurality of magnets (9), rectangular holes (18) are formed in the bottom plate (1) in a penetrating mode, the first lifting rod (4) is far away from one end of the ball nut (3) and penetrates through the rectangular holes (18) to be hinged to the top of the magnet fixing plate (8).
2. The lifting device for the adsorption magnet of the ultrasonic detection wall-climbing detection robot is characterized in that a plurality of guide mechanisms are arranged on the magnet fixing plate (8) at equal intervals along the axial direction of the lead screw (2), each guide mechanism comprises a guide sleeve (10) and a sliding rod (11), the guide sleeves (10) are fixedly arranged on the magnet fixing plate (8) in a penetrating mode, the sliding rods (11) are arranged in the guide sleeves (10) in a sliding mode, limiting nuts (12) are connected to the sliding rods (11) in a threaded mode, and the limiting nuts (12) are arranged at the top of the bottom plate (1) in a contacting mode.
3. The lifting device for the adsorption magnet of the ultrasonic detection wall-climbing detection robot according to claim 2, wherein a fixed block (13) is fixedly connected to the top of the magnet fixing plate (8), a U-shaped groove is formed in the top of the fixed block (13), and one end, away from the ball nut (3), of the first lifting rod (4) is hinged in the U-shaped groove through a cylindrical pin (14).
4. The lifting device for the adsorption magnet of the ultrasonic detection wall-climbing detection robot is characterized in that a rod connecting ring (15) is sleeved on the lead screw (2) in a sliding manner, a second lifting rod (16) is hinged to the bottom of the rod connecting ring (15), and one end, away from the rod connecting ring (15), of the second lifting rod (16) is hinged in the U-shaped groove through a cylindrical pin (14).
5. The lifting device for the wall climbing detection robot for ultrasonic detection to attract magnet according to claim 1 is characterized in that one end of the lead screw (2) is provided with a D-shaped hole (17), the cross section of the output shaft of the motor (7) is D-shaped, and the output shaft of the motor (7) is fitted in the D-shaped hole (17) and connected to the lead screw (2) through a screw.
6. The lifting device for the magnet adsorption of the ultrasonic detection wall-climbing detection robot according to claim 1, wherein the magnet (9) is fixedly connected with the magnet fixing plate (8) through a fixing bolt (19).
CN202223083940.0U 2022-11-21 2022-11-21 Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet Active CN218877434U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223083940.0U CN218877434U (en) 2022-11-21 2022-11-21 Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223083940.0U CN218877434U (en) 2022-11-21 2022-11-21 Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet

Publications (1)

Publication Number Publication Date
CN218877434U true CN218877434U (en) 2023-04-18

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ID=85939211

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223083940.0U Active CN218877434U (en) 2022-11-21 2022-11-21 Lifting device for be used for ultrasonic testing to climb wall inspection robot and adsorb magnet

Country Status (1)

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CN (1) CN218877434U (en)

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