CN219799330U - Ultrasonic detection auxiliary device for handheld steel bridge deck - Google Patents
Ultrasonic detection auxiliary device for handheld steel bridge deck Download PDFInfo
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- CN219799330U CN219799330U CN202320682385.9U CN202320682385U CN219799330U CN 219799330 U CN219799330 U CN 219799330U CN 202320682385 U CN202320682385 U CN 202320682385U CN 219799330 U CN219799330 U CN 219799330U
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 239000003381 stabilizer Substances 0.000 claims abstract description 100
- 239000000523 sample Substances 0.000 claims abstract description 40
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 230000009194 climbing Effects 0.000 description 1
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Abstract
The utility model discloses a handheld steel bridge deck ultrasonic detection auxiliary device, which supports two probe boxes through a folding telescopic support frame. When the probe box is used, the main rod extends out of the handheld storage rod, the locking assembly is used for locking the position between the main rod and the handheld storage rod, so that the length of the probe box can meet the requirement, then the two-wing connecting rod is unfolded from two sides of the main rod until the angle of the two-wing connecting rod reaches a preset angle, the two-wing connecting rod is connected by the stabilizer rod, so that the opening degree of the two-wing connecting rod can be always kept at the unfolding angle, and finally the two probe boxes are correspondingly installed on the corresponding two-wing connecting rod. Therefore, the two probe boxes are supported by the foldable telescopic support frame, so that the operation is simpler and more convenient when the ultrasonic flaw detection is performed on the steel bridge deck.
Description
Technical Field
The utility model belongs to the technical field of matched tools of inspection equipment, and particularly relates to a handheld steel bridge deck ultrasonic detection auxiliary device.
Background
The fillet weld between the top plate and the longitudinal rib in the steel bridge deck structure is a crack initiation multiple-occurrence part, and is influenced by the sealing longitudinal rib, and the crack detection of the part is usually carried out by adopting ultrasonic detection. Ultrasonic inspection is a nondestructive inspection method for inspecting internal defects by utilizing the acoustic performance difference of materials and defects on the reflection condition and transmission energy change of ultrasonic propagation. Ultrasonic detection of steel bridge deck boards is usually carried out by adopting a double-probe penetration method, and two probes are required to be respectively placed at the top plate and the longitudinal rib web plate according to a certain angle. Because the height of the steel box girder is generally more than 3 meters, a detector needs to climb a ladder and a double-hand probe clings to the surface of the steel plate for defect scanning, but not only the detector, but also the display of the ultrasonic flaw detector needs to be controlled, so that the operation difficulty of a single person is extremely high. When the detection work has higher requirements on the accuracy of the scanning result, the requirements on the position of the probe are very strict, but the probe is easy to slide relatively due to objective reasons such as ladder climbing of detection personnel, manual holding and the like, and the position is difficult to fix.
Therefore, designing a handheld steel bridge deck ultrasonic detection auxiliary device has become a technical problem to be solved.
Disclosure of Invention
The utility model aims to: in order to overcome the defects in the prior art, the utility model provides the handheld steel bridge deck ultrasonic detection auxiliary device.
A handheld steel bridge deck ultrasonic detection auxiliary device comprises a folding telescopic bracket and two probe boxes; the foldable telescopic support comprises a telescopic support rod and a foldable support;
the telescopic supporting rod comprises a handheld storage rod, a main rod and a locking assembly; the main rod is telescopically arranged in the handheld storage rod, and can be locked with the handheld storage rod through a detachable locking assembly when the main rod extends out of the handheld storage rod to a limit position A;
the folding bracket comprises two wing connecting rods and a stabilizer bar; the two wing connecting rods are all connected with the main rod in a foldable way, and the outer side ends of the two wing connecting rods are respectively connected with the two probe boxes correspondingly;
after the two wing connecting rods are unfolded to a preset angle, the two wing connecting rods can be firmly connected through the detachable stabilizing rod; when the two-wing connecting rods are in a folded state, the two-wing connecting rods can be respectively placed in the storage spaces arranged on the two sides of the main rod.
Preferably, a sliding groove is formed in the handheld storage rod, and the main rod is movably installed in the sliding groove.
Preferably, the number of the locking assemblies is two, and the locking assemblies are a first locking assembly and a second locking assembly correspondingly; each locking component comprises a limit protrusion and a limit groove which are matched for use;
one end of the main rod is provided with an elastic clamping piece structure;
the limiting groove of the first locking component is arranged at the top of the chute, and the limiting groove of the second locking component is arranged at the bottom of the chute; the limiting protrusion of the first locking component is arranged on the upper surface of the elastic clamping piece structure, and the limiting protrusion of the second locking component is arranged on the lower surface of the elastic clamping piece structure;
when the main rod extends out of the handheld storage rod to the limit position A, the limit protrusion can be connected into the limit groove in a matched mode so as to form a locking assembly in an assembled mode;
through pinching the elastic clamping piece structure, the limiting protrusion of the locking component can be promoted to be separated from the limiting groove, and the locking component is detached.
Preferably, the two wing connecting rods are correspondingly left and right wing connecting rods;
the lower ends of the left wing connecting rod and the right wing connecting rod are rotatably connected with the main rod, and the upper ends of the left wing connecting rod and the right wing connecting rod are correspondingly connected with the left probe box and the right probe box respectively;
one end of the stabilizer bar is rotatably connected with the left wing connecting bar, and the other end of the stabilizer bar is detachably connected with the right wing connecting bar;
the left side of the main rod is provided with a left storage space which is matched with the shape of the left wing connecting rod, and the right side of the main rod is provided with a right storage space which is matched with the shape of the right wing connecting rod;
when the left wing connecting rod and the right wing connecting rod are in a folding state, the left wing connecting rod can be placed in the left storage space, and the right wing connecting rod can be placed in the right storage space.
Preferably, the other end of the main rod is provided with a clamping piece-shaped structure, and the main rod is connected between the elastic clamping piece structure and the clamping piece-shaped structure through a middle rod body;
the clamping piece-shaped structure comprises an upper clamping piece and a lower clamping piece which are parallel to each other; the inner side ends of the upper clamping piece and the lower clamping piece are connected with one end of the middle rod body, and the outer side ends of the upper clamping piece and the lower clamping piece are provided with through positioning holes a;
the lower ends of the left wing connecting rod and the right wing connecting rod are respectively arranged between the upper clamping piece and the lower clamping piece, and the positioning holes b are respectively and completely arranged at the positions corresponding to the positioning holes; the fixing screw sequentially passes through the positioning hole a of the upper clamping piece, the positioning holes b on the two-wing connecting rods and the positioning hole a of the lower upper clamping piece and is locked by the fixing nut;
the elastic clamping piece structure comprises an upper elastic clamping piece and a lower elastic clamping piece which are parallel to each other; the upper elastic clamping piece and the lower elastic clamping piece are connected with the other end of the middle rod body, the upper surface of the upper elastic clamping piece is provided with a limiting protrusion of the first locking component, and the lower surface of the lower elastic clamping piece is provided with a limiting protrusion of the second locking component.
Preferably, three slots are arranged on the right wing connecting rod, and the slots are corresponding to the first slot to the third slot;
the stabilizer bar split is arranged into two sections, and is correspondingly a first stabilizer bar split and a second stabilizer bar split; the first stabilizer bar components of a whole that can function independently is connected with left wing connecting rod location, and first stabilizer bar components of a whole that can function independently can rotate in the plane that left wing connecting rod is located, and the one end and the first stabilizer bar components of a whole that can function independently location of second stabilizer bar components of a whole that can function independently are connected, and the second stabilizer bar components of a whole that can function independently can rotate in the plane of perpendicular to first stabilizer bar components of a whole that can function independently, and the other end then can alternatively insert in first through the third slot and with the slot locking that inserts.
Preferably, when the second stabilizer bar is inserted into the first slot separately and locked with the first slot, the included angle between the two wing connecting bars is 90 degrees;
when the second stabilizer bar is inserted into the second slot in a split mode and locked with the second slot, an included angle between the two wing connecting bars is 80 degrees;
when the second stabilizer bar is inserted into the third slot in a split mode and locked with the third slot, an included angle between the two wing connecting bars is 60 degrees.
Preferably, the second stabilizer bar split comprises a stabilizer bar rotating holding block and a stabilizer bar rotating rod arranged through the stabilizer bar rotating holding block,
one end of the stabilizing rod rotating rod is provided with a connecting rotating head, and the other end of the stabilizing rod rotating rod is provided with a connecting limiting piece; one end of the stabilizer bar rotating rod is connected with the first stabilizer bar in a split positioning way through a connecting rotating head, and the other end of the stabilizer bar rotating rod is locked with the inserted slot through a connecting limiting piece.
Preferably, a stabilizer bar connector is arranged at the end part of the first stabilizer bar split body; the first stabilizer bar split is connected with the left wing connecting rod in a positioning way through a stabilizer bar connector;
the inner cavity of the first stabilizer bar split body is provided with a fixed section guide groove, and the inner side end part of the fixed section guide groove is provided with a fixed section limit groove;
the part of the stabilizer bar rotating rod at the left side of the stabilizer bar rotating holding block is assembled in the guide groove of the fixed section, and the connecting rotating head is rotatably arranged in the limit groove of the fixed section.
Preferably, the end parts of the two-wing connecting rods are provided with rotating heads, the probe box is provided with connecting end lugs matched with the rotating heads, and the connecting end lugs are sleeved on the rotating heads and locked through rotating head fixing nuts.
According to the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model is suitable for the fillet weld cracks of the steel box girder top plate and the U-rib at any position, solves the problem that a ladder is required due to the excessively high inner chamber of the steel box girder in the actual detection process, simultaneously realizes the accurate control of the switching process of the probe position in the detection process, and effectively improves the ultrasonic detection efficiency and accuracy of the fillet weld cracks of the steel box girder top plate and the U-rib. Specifically, according to the handheld steel bridge deck ultrasonic detection auxiliary device, two probe boxes are supported by the folding telescopic support, the folding telescopic support comprises a telescopic support rod and a folding support, the telescopic support comprises a handheld storage rod, a main rod and a locking assembly, when the handheld steel bridge deck ultrasonic detection auxiliary device is used, the main rod extends out of the handheld storage rod, the locking assembly is used for locking the position between the two main rods, so that the length of the handheld steel bridge deck ultrasonic detection auxiliary device can meet the requirements, then the two wing connecting rods are unfolded from two sides of the main rod until the angle of the two wing connecting rods reaches a preset angle, the two wing connecting rods are connected by the stabilizing rod, so that the opening degree of the two wing connecting rods can be always kept at the unfolding angle, and finally the two probe boxes are correspondingly installed on the corresponding two wing connecting rods. Therefore, the two probe boxes are supported by the foldable telescopic support frame, so that the operation is simpler and more convenient when the ultrasonic flaw detection is performed on the steel bridge deck.
Drawings
FIG. 1 is a schematic diagram of a hand-held steel bridge deck ultrasonic detection auxiliary device according to the present utility model;
FIG. 2 is an exploded view of the components of the ultrasonic inspection assistance device for a hand-held steel bridge deck according to the present utility model;
FIG. 3 is a schematic view of the hand-held telescoping end of FIG. 1;
FIG. 4 is a cross-sectional view of the hand-held storage bar of FIG. 1;
FIG. 5 is an exploded view of the right wing of FIG. 1;
FIG. 6 is a schematic cross-sectional view of the right wing connecting rod of FIG. 1;
FIG. 7 is an exploded view of the left wing of FIG. 1;
FIG. 8 is a schematic cross-sectional view of the left wing connecting rod of FIG. 1;
FIG. 9 is an exploded view of the stabilizer bar of FIG. 1;
FIG. 10 is a schematic cross-sectional structural view of the stabilizer bar securing end of FIG. 1;
fig. 11 is a schematic structural view of an application embodiment of the ultrasonic detection assisting device for a handheld steel bridge deck according to the present utility model.
In the figure: 1. a hand-held storage rod; 1-1, a chute; 1-2, a limit groove; 2. a main rod; 2-1, an elastic clamping piece structure; 2-1-1, limit protrusions; 2-2, a middle rod body; 2-3, a clip-shaped structure; 3. a set screw; 4. a fixing nut; 5. a right wing connecting rod; 6. a left wing connecting rod; 6-1, a first connecting end; 6-2, a second connecting end; 7. the first stabilizer bar is split; 7-1, a stabilizer bar connector; 7-2, a fixed section guide groove; 7-2-1, a fixed section limiting groove; 8. the second stabilizer bar is split; 8-1, a stabilizer bar rotates a holding block; 8-2, rotating the rod by the stabilizer bar; 8-2-1, connecting a swivel; 8-2-2, connecting limiting sheets; 9a, right rotating head; 9b, left swivel; 10a, right swivel head fixing nuts; 10b, a left rotating head fixing nut; 11a, right probe box; 11b, left probe box.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The relative arrangement, expressions and numerical values of the components and steps set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations).
As shown in fig. 1 to 11, the ultrasonic detection auxiliary device for the handheld steel bridge deck plate integrally comprises two parts, namely a folding telescopic bracket and two probe boxes; the foldable telescopic support comprises a telescopic support rod and a foldable support. Wherein:
as shown in fig. 2 and 3, the telescopic stay bar comprises a handheld storage bar 1, a main bar 2 and a locking assembly; the main rod 2 is telescopically arranged in the handheld storage rod 1, and when the main rod 2 extends out of the handheld storage rod 1 to the limit position A, the main rod 2 can be locked with the handheld storage rod 1 through a detachable locking assembly.
Specifically, in the present utility model, as shown in fig. 3, the main lever 2 is composed of three parts including a central lever body 2-2, and elastic clip structures 2-1 and clip-like structures 2-3 respectively provided on both sides of the central lever body 2-2. As shown in fig. 4, a chute 1-1 is provided in the hand-held storage lever 1, and a main lever 2 is movably installed in the chute 1-1. The two locking assemblies are respectively a first locking assembly and a second locking assembly; each locking component comprises a limit protrusion 2-1-1 and a limit groove 1-2 which are matched for use.
The limiting groove 1-2 of the first locking component is arranged at the groove top of the sliding groove 1-1, and the limiting groove 1-2 of the second locking component is arranged at the groove bottom of the sliding groove 1-1. The limit protrusion 2-1-1 of the first locking component is arranged on the upper surface of the elastic clamping piece structure 2-1, and the limit protrusion 2-1-1 of the second locking component is arranged on the lower surface of the elastic clamping piece structure 2-1. Therefore, when the main rod 2 extends from the hand-held storage rod 1 to the limit position a, the front end part of the elastic clamping piece structure 2-1, the middle rod body 2-2 and the clamping piece-shaped structure 2-3 extend out of the hand-held storage rod 1, while the tail end of the elastic clamping piece structure 2-1 is positioned in the hand-held storage rod 1, and the limit protrusion 2-1-1 can be connected into the limit groove 1-2 in a matched manner so as to form a locking component; the elastic clamping piece structure 2-1 is clamped, so that the limiting protrusion 2-1-1 of the locking component can be caused to be separated from the limiting groove 1-2, and the locking component is detached.
The clamping piece-shaped structure 2-3 comprises an upper clamping piece and a lower clamping piece which are parallel to each other; the inner side ends of the upper clamping piece and the lower clamping piece are connected with one end of the middle rod body 2-2, and the outer side ends of the upper clamping piece and the lower clamping piece are provided with a through positioning hole a; the elastic clamping piece structure 2-1 comprises an upper elastic clamping piece and a lower elastic clamping piece which are parallel to each other; the upper elastic clamping piece and the lower elastic clamping piece are connected with the other end of the middle rod body 2-2, the upper surface of the upper elastic clamping piece is provided with a limiting protrusion 2-1-1 of the first locking component, and the lower surface of the lower elastic clamping piece is provided with a limiting protrusion 2-1-1 of the second locking component.
The folding bracket comprises two wing connecting rods and a stabilizer bar; the two-wing connecting rods are all connected with the main rod 2 in a foldable way, and the outer side ends of the two-wing connecting rods are respectively connected with the two probe boxes correspondingly. After the two wing connecting rods are unfolded to a preset angle, the two wing connecting rods can be firmly connected through the detachable stabilizing rod; when the two-wing connecting rods are in a folded state, the two-wing connecting rods can be respectively placed in the storage spaces arranged on two sides of the main rod 2.
Specifically, in the utility model, the two-wing connecting rod is correspondingly a left-wing connecting rod and a right-wing connecting rod; the lower ends of the left wing connecting rod and the right wing connecting rod are rotatably connected with the main rod 2, and the upper ends of the left wing connecting rod and the right wing connecting rod are correspondingly connected with the left probe box and the right probe box respectively; one end of the stabilizer bar is rotatably connected with the left wing connecting rod 6, and the other end of the stabilizer bar is detachably connected with the right wing connecting rod 5; the left side of the main rod 2 is provided with a left accommodating space which is matched with the shape of the left wing connecting rod 6, and the right side of the main rod 2 is provided with a right accommodating space which is matched with the shape of the right wing connecting rod 5; when the left and right wing link levers are in the folded state, the left wing link lever 6 can be placed in the left storage space, and the right wing link lever 5 can be placed in the right storage space. Therefore, the left accommodating space is a left side space between the upper clamping piece and the lower clamping piece, and the right accommodating space is a right side space between the upper clamping piece and the lower clamping piece.
As shown in fig. 5-6, a right rotating head 9a is arranged at one side end of the right wing connecting rod 5, and is used for being locked by a right rotating head fixing nut 10a after being connected with a connecting end lug on a right probe box 11 a.
As shown in fig. 7-8, one end of the left wing connecting rod 6 is provided with a left rotating head 9b for being locked by a left rotating head fixing nut 10b after being connected with a connecting end lug on the left probe box 11b, and a rod body of the left wing connecting rod 6 is provided with two connecting ends, namely a first connecting end and a second connecting end; the first connecting end 6-1 is used for being connected with the stabilizer bar, and the second connecting end 6-2 is used for being connected with the main bar.
In general, the tip of both wings connecting rod is provided with the rotating head, is provided with the link ear that matches with the rotating head on the probe box, the link ear cup joints on the rotating head and locks through rotating head fixation nut.
Specifically, the lower ends of the left wing connecting rod and the right wing connecting rod are respectively arranged between the upper clamping piece and the lower clamping piece, and positioning holes b are respectively and completely arranged at positions corresponding to the positioning holes; the fixing screw 3 passes through the positioning hole a of the upper clamping piece, the positioning hole b on the connecting rod of the two wings and the positioning hole a of the lower upper clamping piece in sequence and then is locked by the fixing nut 4.
In order to enable the angle of the two-wing connecting rod to be adjustable, as shown in fig. 5-6, the right-wing connecting rod 5 is provided with three slots, namely a first slot to a third slot correspondingly. The stabilizer bar split is arranged into two sections, and is correspondingly a first stabilizer bar split and a second stabilizer bar split; the first stabilizer bar split 7 is connected with the left wing connecting rod 6 in a positioning way, the first stabilizer bar split 7 can rotate in the plane where the left wing connecting rod 6 is located, one end of the second stabilizer bar split 8 is connected with the first stabilizer bar split 7 in a positioning way, the second stabilizer bar split 8 can rotate in the plane perpendicular to the first stabilizer bar split 7, and the other end of the second stabilizer bar split 8 can be alternatively inserted into the first slot to the third slot and locked with the inserted slot. Specifically, when the second stabilizer bar split body 8 is inserted into the first slot and locked with the first slot, the included angle between the two wing connecting rods is 90 degrees; when the second stabilizer bar split body 8 is inserted into the second slot and locked with the second slot, the included angle between the two wing connecting rods is 80 degrees; when the second stabilizer bar split body 8 is inserted into the third slot and locked with the third slot, the included angle between the two wing connecting rods is 60 degrees.
As shown in fig. 9-10, the second stabilizer bar split body 8 includes a stabilizer bar rotating holding block 8-1 and a stabilizer bar rotating rod 8-2 passing through the stabilizer bar rotating holding block 8-1, wherein one end of the stabilizer bar rotating rod 8-2 is provided with a connecting rotating head 8-2-1, and the other end is provided with a connecting limiting piece 8-2-2; one end of the stabilizer bar rotating rod 8-2 is connected with the first stabilizer bar split 7 in a positioning way through the connecting rotating head 8-2-1, and the other end is locked with the inserted slot through the connecting limiting piece 8-2-2. The end part of the first stabilizer bar split body 7 is provided with a stabilizer bar connector 7-1; the first stabilizer bar split body 7 is connected with the left wing connecting rod 6 in a positioning way through a stabilizer bar connector 7-1; the inner cavity of the first stabilizer bar split body 7 is provided with a fixed section guide groove 7-2, and the inner side end part of the fixed section guide groove 7-2 is provided with a fixed section limiting groove 7-2-1; the part of the stabilizer bar rotating rod 8-2 on the left side of the stabilizer bar rotating holding block 8-1 is assembled in the fixed section guide groove 7-2, and the connecting rotating head 8-2-1 is rotatably installed in the fixed section limiting groove 7-2-1.
As shown in fig. 1, 2 and 3, before the device is used, the main rod 2 is pulled out of the hand-held storage rod 1, so that the total length of the main rod 2 and the hand-held storage rod 1 is long enough, and a detector can lift the device in the steel box girder, so that the probe can be perfectly attached to the surface of the steel plate to be detected. Meanwhile, the limiting protrusions on the main rod 2 are clamped into the limiting grooves in the handheld storage rod 1, so that the limiting protrusions play a role in fixation, the main rod can work stably in the actual detection process, and the phenomenon of shaking left and right cannot occur.
1-2 and 11, the spanner is used to loosen the fixing nut 4, so that the right wing rotating rod 5 and the left wing rotating rod 6 can freely rotate in the horizontal plane, a certain channel (60 degrees in this example) of the right wing rotating rod 5 is selected, the first stabilizer bar split 7 and the second stabilizer bar split 8 are rotated, the second stabilizer bar split 8 is inserted into the channel and rotated back to the original position, the bayonet inside the channel is clamped, the spanner is used to screw the fixing nut 4, the firmness and stability of the two wing rotating rods are ensured, the random rotation phenomenon of the two wing rotating rods can not occur, and the accurate measurement is ensured.
As shown in fig. 1, 5, 7 and 11, the probe is placed in a right probe box 11a and a left probe box 11b, the hand holding storage rod 1 is lifted by hand, the upper end of the probe box is propped against the detection surface of the steel box girder, and the right rotating head 9a and the left rotating head 9b can slightly rotate under the condition that the probe surface is not attached to the detection surface, so that the probe surface is perfectly attached to the detection surface. When the detection position needs to be replaced, the device is put down, and the operation is repeated, so that the measurement and walking can be realized.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the spirit and scope of the utility model.
Claims (10)
1. The ultrasonic detection auxiliary device for the handheld steel bridge deck is characterized by comprising a folding telescopic bracket and two probe boxes; the foldable telescopic support comprises a telescopic support rod and a foldable support;
the telescopic supporting rod comprises a handheld storage rod, a main rod and a locking assembly; the main rod is telescopically arranged in the handheld storage rod, and can be locked with the handheld storage rod through a detachable locking assembly when the main rod extends out of the handheld storage rod to a limit position A;
the folding bracket comprises two wing connecting rods and a stabilizer bar; the two wing connecting rods are all connected with the main rod in a foldable way, and the outer side ends of the two wing connecting rods are respectively connected with the two probe boxes correspondingly;
after the two wing connecting rods are unfolded to a preset angle, the two wing connecting rods can be firmly connected through the detachable stabilizing rod; when the two-wing connecting rods are in a folded state, the two-wing connecting rods can be respectively placed in the storage spaces arranged on the two sides of the main rod.
2. The ultrasonic detection assisting device for the handheld steel bridge deck according to claim 1, wherein a chute is arranged in the handheld storage rod, and the main rod is movably arranged in the chute.
3. The ultrasonic detection auxiliary device for the handheld steel bridge deck plate according to claim 2, wherein the number of the locking assemblies is two, and the locking assemblies are a first locking assembly and a second locking assembly correspondingly; each locking component comprises a limit protrusion and a limit groove which are matched for use;
one end of the main rod is provided with an elastic clamping piece structure;
the limiting groove of the first locking component is arranged at the top of the chute, and the limiting groove of the second locking component is arranged at the bottom of the chute; the limiting protrusion of the first locking component is arranged on the upper surface of the elastic clamping piece structure, and the limiting protrusion of the second locking component is arranged on the lower surface of the elastic clamping piece structure;
when the main rod extends out of the handheld storage rod to the limit position A, the limit protrusion can be connected into the limit groove in a matched mode so as to form a locking assembly in an assembled mode;
through pinching the elastic clamping piece structure, the limiting protrusion of the locking component can be promoted to be separated from the limiting groove, and the locking component is detached.
4. The ultrasonic detection auxiliary device for the handheld steel bridge deck plate according to claim 1, wherein the two-wing connecting rods are correspondingly left-wing connecting rods and right-wing connecting rods;
the lower ends of the left wing connecting rod and the right wing connecting rod are rotatably connected with the main rod, and the upper ends of the left wing connecting rod and the right wing connecting rod are correspondingly connected with the left probe box and the right probe box respectively;
one end of the stabilizer bar is rotatably connected with the left wing connecting bar, and the other end of the stabilizer bar is detachably connected with the right wing connecting bar;
the left side of the main rod is provided with a left storage space which is matched with the shape of the left wing connecting rod, and the right side of the main rod is provided with a right storage space which is matched with the shape of the right wing connecting rod;
when the left wing connecting rod and the right wing connecting rod are in a folding state, the left wing connecting rod can be placed in the left storage space, and the right wing connecting rod can be placed in the right storage space.
5. The ultrasonic detection auxiliary device for the handheld steel bridge deck panel according to claim 4, wherein the other end of the main rod is provided with a clamping piece-shaped structure, and the main rod is connected between the elastic clamping piece structure and the clamping piece-shaped structure through a middle rod body;
the clamping piece-shaped structure comprises an upper clamping piece and a lower clamping piece which are parallel to each other; the inner side ends of the upper clamping piece and the lower clamping piece are connected with one end of the middle rod body, and the outer side ends of the upper clamping piece and the lower clamping piece are provided with through positioning holes a;
the lower ends of the left wing connecting rod and the right wing connecting rod are respectively arranged between the upper clamping piece and the lower clamping piece, and the positioning holes b are respectively and completely arranged at the positions corresponding to the positioning holes; the fixing screw sequentially passes through the positioning hole a of the upper clamping piece, the positioning holes b on the two-wing connecting rods and the positioning hole a of the lower upper clamping piece and is locked by the fixing nut;
the elastic clamping piece structure comprises an upper elastic clamping piece and a lower elastic clamping piece which are parallel to each other; the upper elastic clamping piece and the lower elastic clamping piece are connected with the other end of the middle rod body, the upper surface of the upper elastic clamping piece is provided with a limiting protrusion of the first locking component, and the lower surface of the lower elastic clamping piece is provided with a limiting protrusion of the second locking component.
6. The ultrasonic detection auxiliary device for the handheld steel bridge deck panel according to claim 5, wherein three slots are formed in the right wing connecting rod, and the slots are corresponding to the first slot to the third slot;
the stabilizer bar split is arranged into two sections, and is correspondingly a first stabilizer bar split and a second stabilizer bar split; the first stabilizer bar components of a whole that can function independently is connected with left wing connecting rod location, and first stabilizer bar components of a whole that can function independently can rotate in the plane that left wing connecting rod is located, and the one end and the first stabilizer bar components of a whole that can function independently location of second stabilizer bar components of a whole that can function independently are connected, and the second stabilizer bar components of a whole that can function independently can rotate in the plane of perpendicular to first stabilizer bar components of a whole that can function independently, and the other end then can alternatively insert in first through the third slot and with the slot locking that inserts.
7. The ultrasonic detection auxiliary device for the handheld steel bridge deck plate according to claim 6, wherein when the second stabilizer bar is inserted into the first slot in a split manner and locked with the first slot, an included angle between the two wing connecting bars is 90 degrees;
when the second stabilizer bar is inserted into the second slot in a split mode and locked with the second slot, an included angle between the two wing connecting bars is 80 degrees;
when the second stabilizer bar is inserted into the third slot in a split mode and locked with the third slot, an included angle between the two wing connecting bars is 60 degrees.
8. The ultrasonic detection auxiliary device for the handheld steel bridge deck panel according to claim 6, wherein the second stabilizer bar split body comprises a stabilizer bar rotating holding block and a stabilizer bar rotating rod arranged through the stabilizer bar rotating holding block,
one end of the stabilizing rod rotating rod is provided with a connecting rotating head, and the other end of the stabilizing rod rotating rod is provided with a connecting limiting piece; one end of the stabilizer bar rotating rod is connected with the first stabilizer bar in a split positioning way through a connecting rotating head, and the other end of the stabilizer bar rotating rod is locked with the inserted slot through a connecting limiting piece.
9. The ultrasonic detection auxiliary device for the handheld steel bridge deck plate according to claim 6, wherein a stabilizer bar connector is arranged at the end part of the first stabilizer bar split body; the first stabilizer bar split is connected with the left wing connecting rod in a positioning way through a stabilizer bar connector;
the inner cavity of the first stabilizer bar split body is provided with a fixed section guide groove, and the inner side end part of the fixed section guide groove is provided with a fixed section limit groove;
the part of the stabilizer bar rotating rod at the left side of the stabilizer bar rotating holding block is assembled in the guide groove of the fixed section, and the connecting rotating head is rotatably arranged in the limit groove of the fixed section.
10. The ultrasonic detection auxiliary device for the handheld steel bridge deck plate according to claim 1, wherein the rotating heads are arranged at the end parts of the two-wing connecting rods, connecting end lugs matched with the rotating heads are arranged on the probe box, and the connecting end lugs are sleeved on the rotating heads and locked through rotating head fixing nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320682385.9U CN219799330U (en) | 2023-03-31 | 2023-03-31 | Ultrasonic detection auxiliary device for handheld steel bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320682385.9U CN219799330U (en) | 2023-03-31 | 2023-03-31 | Ultrasonic detection auxiliary device for handheld steel bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799330U true CN219799330U (en) | 2023-10-03 |
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ID=88179338
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320682385.9U Active CN219799330U (en) | 2023-03-31 | 2023-03-31 | Ultrasonic detection auxiliary device for handheld steel bridge deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799330U (en) |
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2023
- 2023-03-31 CN CN202320682385.9U patent/CN219799330U/en active Active
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