CN211452177U - Large-scale hydraulic engineering crack expansion joint changes detection device - Google Patents
Large-scale hydraulic engineering crack expansion joint changes detection device Download PDFInfo
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- CN211452177U CN211452177U CN202020483169.8U CN202020483169U CN211452177U CN 211452177 U CN211452177 U CN 211452177U CN 202020483169 U CN202020483169 U CN 202020483169U CN 211452177 U CN211452177 U CN 211452177U
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Abstract
The utility model relates to a large-scale hydraulic engineering crack expansion joint change detection device, which comprises two oppositely arranged positioning frames, a measuring scale connected on the positioning frames and a fixed claw connected on the positioning frames; the two positioning frames are arranged in parallel to the expansion joint in the length direction and are respectively arranged at two sides of the expansion joint; one end of each measuring scale is connected to one positioning frame, the other end of each measuring scale penetrates through the other positioning frame and is connected with the other positioning frame in a sliding mode, and at least two measuring scales are arranged between the two positioning frames; the fixing claws are arranged at two ends of the positioning frame and are anchored in concrete structures at two sides of the expansion joint. The utility model discloses the expansion joint that the device can the simultaneous measurement great length changes, device simple structure, and the suitability is strong.
Description
Technical Field
The utility model belongs to the technical field of the technique that hydraulic engineering detected and specifically relates to a large-scale hydraulic engineering crack expansion joint changes detection device is related to.
Background
The water conservancy project is a project built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting, is also called water project, water is a valuable resource essential for human production and life, but the natural state does not completely meet the requirements of human beings, and only water conservancy projects are built to control water flow, prevent flood disasters and regulate and distribute water quantity, to meet the requirements of people's life and production on water resources, hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, ferries, rafts, fishways and the like to achieve the aims, in the erection of hydraulic engineering, some expansion joints are frequently required to be constructed, but the expansion joints of the hydraulic engineering cracks can change when being applied for a long time, and a device is needed to detect and solve the problem.
Chinese patent that the grant bullets number is does discloses a large-scale hydraulic engineering crack expansion joint change detection device, including the U-shaped board, the equal fixedly connected with in upper and lower both sides of both ends is detained about the U-shaped board, the inboard swing joint of fixed knot has the pivot, fixed knot has the connecting rod through pivot swing joint, the welding of connecting rod one side has the ring, ring inner wall buckle is connected with the drill rod, the upper and lower bilateral symmetry fixedly connected with telescopic link of U-shaped board one end, telescopic link one side fixedly connected with connecting plate, square groove has been seted up to connecting plate side surface central authorities, square groove inner wall buckle is connected with the dipperstick, surface fixedly connected with survey meter in front of the dipperstick.
The above prior art solutions have the following drawbacks: the device among the above-mentioned technical scheme one set can only detect the expansion joint change in a position, and often large-scale hydraulic engineering's expansion joint is longer, needs to use many devices to detect the expansion joint, and measurement personnel need install one by one, and detection efficiency is low to detection cost and human cost have been increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a large-scale hydraulic engineering crack expansion joint changes detection device, the expansion joint that can the simultaneous measurement great length changes, device simple structure, and the suitability is strong.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a large-scale hydraulic engineering crack expansion joint change detection device comprises two oppositely arranged positioning frames, a plurality of measuring scales connected to the positioning frames and fixing claws connected to the positioning frames;
the two positioning frames are arranged in parallel to the expansion joint in the length direction and are respectively arranged at two sides of the expansion joint;
one end of each measuring scale is connected to one positioning frame, the other end of each measuring scale penetrates through the other positioning frame and is connected with the other positioning frame in a sliding mode, and at least two measuring scales are arranged between the two positioning frames;
the fixing claws are arranged at two ends of the positioning frame and are anchored in concrete structures at two sides of the expansion joint.
Through adopting above-mentioned technical scheme, fix the both sides at the expansion joint with the stationary dog, install the expansion joint both sides with two locating racks through the stationary dog, guarantee that two locating racks are parallel with the extending direction at expansion joint, the dipperstick arranges a plurality ofly along the length direction of locating rack, dipperstick one end is fixed on the locating rack of one side, the other end slides with another locating rack and is connected, and expose the scale in the both sides of locating rack, along with expansion joint both sides concrete structure changes, relative movement can take place for two locating racks, interval grow or diminish between the two, scale when can leading to the dipperstick to pass the locating rack changes, change numerical value according to scale on the dipperstick, the change of monitoring expansion joint.
The present invention may be further configured in a preferred embodiment as: the locating rack comprises a connecting rod parallel to the expansion joint, the measuring scale is vertically connected to the connecting rod, a guide hole through which the measuring scale passes is formed in the connecting rod, and the guide hole corresponds to the position of the measuring scale mounted on the other locating rack.
Through adopting above-mentioned technical scheme, the dipperstick is perpendicular to and is connected on the connecting rod for dipperstick perpendicular to expansion joint, the dipperstick pass the scale change that the connecting rod takes place can accurately reflect the dimensional change at expansion joint, and guiding hole plays direction and limiting displacement to the dipperstick, prevents that the dipperstick from taking place the swing and influencing the monitoring result.
The present invention may be further configured in a preferred embodiment as: the dipperstick and guiding hole have two sets ofly to set up the position that is close to the tip at the connecting rod.
Through adopting above-mentioned technical scheme, the both ends of connecting rod respectively set up a set of dipperstick and guiding hole, have guaranteed in the span scope of connecting rod, can measure the expansion joint change of bigger length.
The present invention may be further configured in a preferred embodiment as: be provided with the scale on the dipperstick, the dipperstick is zero when initial condition, and the scale is hidden in the guiding hole.
Through adopting above-mentioned technical scheme, hide the scale in the guiding hole, along with the removal of dipperstick, the scale can expose gradually, convenient observation and number of degrees.
The present invention may be further configured in a preferred embodiment as: a plurality of bolt connecting holes are formed in the connecting rod at intervals, and the end of the measuring scale is detachably connected with the connecting holes through bolts.
Through adopting above-mentioned technical scheme, set up a plurality of connecting bolt holes, quantity that can be appropriate increase and decrease the dipperstick as required carries out more careful and comprehensive monitoring to the expansion joint.
The present invention may be further configured in a preferred embodiment as: the dipperstick includes that main scale and axial cover that are connected with the locating rack establish the vice chi in main scale one end, the main scale sets up to the body, the downthehole of establishing at the main scale is inserted to the vice chi.
Through adopting above-mentioned technical scheme, the length of dipperstick can be adjusted, when installing this device, the length of adjustment dipperstick makes zero scale hide in the guiding hole.
The present invention may be further configured in a preferred embodiment as: the lateral wall of main scale is threaded connection has the jackscrew, the jackscrew passes the lateral wall of main scale, with vice chi butt.
Through adopting above-mentioned technical scheme, main scale and vice chi pass through the jackscrew and connect fixedly, the regulation and the fixing of the vice chi of being convenient for.
The present invention may be further configured in a preferred embodiment as: the fixed claw comprises a drill rod and a connecting plate arranged on one side of the upper portion of the drill rod, and the connecting plate is detachably connected with the positioning frame.
Through adopting above-mentioned technical scheme, the stationary dog can be dismantled with the locating rack and be connected, can be earlier with the stationary dog anchor on concrete structure after, be connected locating rack and stationary dog again, the hammering drill rod of being convenient for also can not damage the locating rack simultaneously.
The present invention may be further configured in a preferred embodiment as: the drill rod is provided with a fixed long rod, and the end part of the fixed long rod is provided with a positioning plate which is abutted to the side wall of the expansion joint.
Through adopting above-mentioned technical scheme, fixed length pole and locating plate are used for confirming the fixed position of drill rod, with the locating plate card on the side at expansion joint, along concrete structure surface vertical expansion joint pulling fixed length pole, the position of drill rod this moment is fixed position promptly, and two drill rods all fix a position according to this kind of mode, and the distance apart from the expansion joint is the same, has guaranteed that connecting rod after fixing is in parallel state with the expansion joint.
The present invention may be further configured in a preferred embodiment as: the fixed long rod is rotatably connected to the drill rod.
By adopting the technical scheme, after the positioning plate is positioned, the drill rods can rotate, and the connecting plates on the two drill rods are positioned at the same side, so that the drill rods are conveniently connected with the positioning frame.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the utility model discloses the device sets up two locating racks in the expansion joint both sides, connects the dipperstick of a plurality of parallels between two locating racks, can carry out the multiple spot monitoring to the expansion joint, improves the monitoring efficiency to the expansion joint change.
2. The utility model discloses the scale on the well dipperstick is hidden in the guiding hole, and along with the removal of dipperstick, the scale exposes in the guiding hole gradually, the number of degrees of being convenient for to obtain the change data at expansion joint.
3. Be provided with fixed-length pole and locating plate on the drill rod, fix a position according to the expansion joint through fixed-length pole and locating plate, confirm the fixed position of drill rod to be in parallel state with the expansion joint after having guaranteed the locating rack installation, make the monitoring result more accurate.
Drawings
Fig. 1 is a schematic view of the overall structure of the device of the present invention.
Fig. 2 is a schematic view of the connection structure of the positioning frame and the measuring ruler.
Fig. 3 is a schematic structural view of the middle fixing claw of the present invention.
In the figure, the positioning device comprises a positioning frame 1, a positioning frame 11, a connecting rod 12, a guide hole 13, a connecting hole 2, a measuring scale 21, a main scale 22, an auxiliary scale 23, a jackscrew 3, a fixing claw 31, a drill rod 32, a connecting plate 33, a fixed length rod 34 and a positioning plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 1, do the utility model discloses a large-scale hydraulic engineering crack expansion joint changes detection device, including locating rack 1, dipperstick 2 and stationary dog 3. The two positioning frames 1 are oppositely arranged, the two positioning frames 1 are the same in length, the length direction of the two positioning frames is parallel to the expansion joint, and the two positioning frames are arranged on the two sides of the expansion joint; the number of the measuring scales 2 is at least two, the measuring scales 2 are connected to the positioning frames 1, the surfaces of the measuring scales 2 are provided with scales, all the measuring scales 2 can be connected and fixed on the same positioning frame 1, and also can be alternately connected to the two positioning frames 1, two measuring scales 2 are arranged in the embodiment, the two measuring scales are respectively connected to the two positioning frames 1, and the width change of two span positions of the expansion joint is measured; the fixed claws 3 are fixed at two ends of the positioning frame 1 and anchored in concrete structures at two sides of the expansion joint, and the distances from the fixed claws 3 at two ends of the same positioning frame 1 to the expansion joint are the same. Along with the width change of expansion joint, dipperstick 2 can take place the displacement for another locating rack 1 relative with it, and the scale on the dipperstick 2 can change to reflect the change of expansion joint.
Referring to fig. 1 and 2, the positioning frame 1 includes a connecting rod 11 disposed parallel to the expansion joint, the connecting rod 11 is provided with guide holes 12 through which the measuring ruler 2 passes, the guide holes 12 are disposed at equal intervals along the length direction of the connecting rod 11, in this embodiment, three guide holes 12 are disposed, respectively disposed at two ends and a middle position of the connecting rod 11, the opening faces the connecting rod 11 of another positioning frame 1, and the guide holes 12 on the two connecting rods 11 are disposed oppositely; spaced apart on connecting rod 11 is equipped with a plurality of bolted connection holes 13, and the tip of dipperstick 2 passes through the bolt and can dismantle with connecting hole 13 and be connected, specifically does, and the both sides of every guiding hole 12 respectively are provided with a connecting hole 13, and dipperstick 2 passes through the otic placode bolted connection of tip in connecting hole 13, and 2 one end of dipperstick is connected on a connecting rod 11, and the other end passes guiding hole 12 on another connecting rod 11 and slides and connect, exposes the scale from the outside of guiding hole 12.
After 2 installations of dipperstick, need transfer initial condition with dipperstick 2, the scale is zero, and hide in guiding hole 12, for the convenience of adjusting 2 graduations of dipperstick, set up dipperstick 2 into adjustable structure, dipperstick 2 includes that main scale 21 and the axial cover that is connected with locating rack 1 establish the vice chi 22 in main scale 21 one end, main scale 21 sets up to square body, vice chi 22 is inserted and is established in the downthehole of main scale 21, and laminate with the pore wall of main scale 21, threaded connection has jackscrew 23 on the lateral wall of main scale 21, jackscrew 23 passes the lateral wall of main scale 21, with vice chi 22 butt, elasticity through adjusting jackscrew 23, realize the removal and the fixed of vice chi 22.
Referring to fig. 1 and 3, the fixing jaw 3 includes a drill rod 31, a connecting plate 32, a length fixing bar 33, and a positioning plate 34. The drill rod 31 is a straight rod with one end being a tip, a connecting plate 32 is arranged on one side of the upper portion of the drill rod 31, a hole is formed in the connecting plate 32, the connecting plate 32 is detachably connected with the connecting rod 11 through the hole, holes are also formed in two ends of the connecting rod 11, the connecting rod 11 is overlapped on the connecting plate 32, the connecting rod 11 and the connecting plate 32 are connected through a bolt, the drill rod 31 is firstly anchored on a concrete structure, then the connecting rod 11 is connected with the connecting plate 32, the drill rod 31 is convenient to hammer, and meanwhile the connecting rod 11 cannot be; the lower part of the drill rod 31 is provided with a fixed length rod 33, one end of the fixed length rod 33 is provided with a round sleeve rotatably connected to the drill rod 31, the other end of the fixed length rod 33 is provided with a positioning plate 34, the fixed length rod 33 is perpendicular to the surface of the positioning plate 34, and the positioning plate 34 is abutted to the side wall of the expansion joint. With locating plate 34 card on the side at the expansion joint, along the perpendicular expansion joint pulling stock 33 in concrete structure surface, the position of drill rod 31 is fixed position promptly this moment, and two drill rods 31 are all fixed a position according to this kind of mode, and the distance apart from the expansion joint is the same, has guaranteed that connecting rod 11 after fixing is in parallel state with the expansion joint.
The implementation principle of the embodiment is as follows: fix the both sides at the expansion joint with stationary dog 3, install the expansion joint both sides with two locating rack 1 through stationary dog 3, guarantee that two locating rack 1 are parallel with the extending direction at expansion joint, dipperstick 2 arranges two along the length direction of locating rack 1, 2 one end vertical fixation of dipperstick is on the locating rack 1 of one side, the other end passes the guiding hole 12 on the other locating rack 1, and expose the scale in the outside of guiding hole 12, along with expansion joint both sides concrete structure changes, relative movement can take place for two locating rack 1, interval grow or diminish between the two, the scale when can lead to dipperstick 2 to pass guiding hole 12 changes, change numerical value according to scale on the dipperstick, the change at monitoring expansion joint.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a large-scale hydraulic engineering crack expansion joint changes detection device which characterized in that: comprises two oppositely arranged positioning frames (1), a plurality of measuring scales (2) connected on the positioning frames (1) and a fixed claw (3) connected on the positioning frames (1);
the two positioning frames (1) are arranged in parallel to the expansion joint in the length direction and are respectively arranged at two sides of the expansion joint;
one end of each measuring scale (2) is connected to one positioning frame (1), the other end of each measuring scale penetrates through the other positioning frame (1) and is connected in a sliding mode, and at least two measuring scales (2) are arranged between the two positioning frames (1);
the fixed claws (3) are arranged at two ends of the positioning frame (1) and are anchored in concrete structures at two sides of the expansion joint.
2. The large-scale hydraulic engineering crack expansion joint change detection device of claim 1, characterized in that: locating rack (1) includes connecting rod (11) parallel with the expansion joint, perpendicular connection dipperstick (2) are gone up in connecting rod (11), set up guiding hole (12) that dipperstick (2) passed on connecting rod (11), guiding hole (12) are corresponding with the position of another locating rack (1) installation dipperstick (2).
3. The large-scale hydraulic engineering crack expansion joint change detection device of claim 2, characterized in that: the measuring scale (2) and the guide hole (12) are provided with two groups which are arranged at the positions of the connecting rod (11) close to the end part.
4. The large-scale hydraulic engineering crack expansion joint change detection device of claim 2, characterized in that: be provided with the scale on dipperstick (2), dipperstick (2) is when initial condition, and the scale is zero, hides in guiding hole (12).
5. The large-scale hydraulic engineering crack expansion joint change detection device of claim 2, characterized in that: the connecting rod (11) is provided with a plurality of bolt connecting holes (13) at intervals, and the end part of the measuring scale (2) is detachably connected with the connecting holes (13) through bolts.
6. The large-scale hydraulic engineering crack expansion joint change detection device of claim 1, characterized in that: dipperstick (2) include main scale (21) and the axial cover be connected with locating rack (1) and establish vice chi (22) at main scale (21) one end, main scale (21) set up to the body, it is downthehole at main scale (21) to insert vice chi (22).
7. The large-scale hydraulic engineering crack expansion joint change detection device of claim 6, characterized in that: the lateral wall of main scale (21) goes up threaded connection has jackscrew (23), jackscrew (23) pass the lateral wall of main scale (21), with vice chi (22) butt.
8. The large-scale hydraulic engineering crack expansion joint change detection device of claim 1, characterized in that: the fixing claw (3) comprises a drill rod (31) and a connecting plate (32) arranged on one side of the upper portion of the drill rod (31), and the connecting plate (32) is detachably connected with the positioning frame (1).
9. The large-scale hydraulic engineering crack expansion joint change detection device of claim 8, characterized in that: the drill rod (31) is provided with a fixed length rod (33), and the end part of the fixed length rod (33) is provided with a positioning plate (34) which is abutted to the side wall of the expansion joint.
10. The large-scale hydraulic engineering crack expansion joint change detection device of claim 9, characterized in that: the fixed length rod (33) is rotatably connected to the drill rod (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483169.8U CN211452177U (en) | 2020-04-03 | 2020-04-03 | Large-scale hydraulic engineering crack expansion joint changes detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483169.8U CN211452177U (en) | 2020-04-03 | 2020-04-03 | Large-scale hydraulic engineering crack expansion joint changes detection device |
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| CN211452177U true CN211452177U (en) | 2020-09-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390380A (en) * | 2021-06-15 | 2021-09-14 | 江苏顺骁工程科技有限公司 | Large-scale hydraulic engineering crack expansion joint changes detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390380A (en) * | 2021-06-15 | 2021-09-14 | 江苏顺骁工程科技有限公司 | Large-scale hydraulic engineering crack expansion joint changes detection device |
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Address after: 065000 No.2 Heping Road, Guangyang District, Langfang City, Hebei Province Patentee after: Hebei Yijia Engineering Testing Co.,Ltd. Address before: 065000 No.2 Heping Road, Guangyang District, Langfang City, Hebei Province Patentee before: Langfang Yijia water conservancy and Hydropower Engineering Testing Co.,Ltd. |