Prestressed concrete beam slab detection device

Abstract

The utility model provides a prestressed concrete beam slab detection device, and relates to the technical field of concrete beam slab detection. The two first hydraulic cylinders are fixedly connected to the inner wall of the detection table so as to provide power for the top block; the top block is fixedly connected to the output ends of the two first hydraulic cylinders and is matched with the hydraulic cylinders to apply pressure to the concrete slab; the fixing mechanism is arranged on the surface of the detection table and is used for fixing concrete with different sizes; and the protection mechanism is arranged on the surface of the detection table to shield splashed concrete slab chippings, the fixing mechanism comprises four sliding grooves, and the four sliding grooves are formed in the surface of the detection table. According to the utility model, the problem of low detection efficiency caused by the fact that a fixture needs to be replaced when concrete slabs of different models need to be fixed due to the fact that a fixing equipment structure on the detection equipment is fixed is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete beam slab detection technical field, concretely relates to a prestressed concrete beam slab detection device. BACKGROUND

[0002] Concrete slab prestress detection is the important link of ensuring prestressed concrete structure safety and performance, through detection, can confirm the deformation and stress state of concrete slab under the action of service load, help judge whether it accords with the specification requirement, prevent the influence of overall structure performance because of the insufficient concrete strength.

[0003] When detecting the concrete slab, in order to guarantee the performance of concrete slab quality, the concrete slab needs to be fixed, and the fixed equipment structure on the detection equipment is fixed due to the different models of concrete slab, when needing to fix different models of concrete slab, the clamp needs to be replaced, leading to slow detection efficiency. UTILITY MODEL CONTENT

[0004] The prestressed concrete beam slab detection device provided by the utility model solves the problems in the above background technology.

[0005] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0006] The embodiment of the utility model provides a prestressed concrete beam slab detection device, which comprises:

[0007] A detection table;

[0008] Two first hydraulic cylinders, the two first hydraulic cylinders are fixedly connected to the inner wall of the detection table, and power is provided for the top block;

[0009] A top block, the top block is fixedly connected to the output end of the two first hydraulic cylinders, and cooperates with the hydraulic cylinder to apply pressure to the concrete slab;

[0010] A fixing mechanism, the fixing mechanism is arranged on the surface of the detection table and realizes fixing different sizes of concrete;

[0011] A protection mechanism, the protection mechanism is arranged on the surface of the detection table and realizes shielding the splashed concrete slab debris.

[0012] Further, the fixing mechanism comprises four sliding grooves, the four sliding grooves are arranged on the surface of the detection table, the inner wall of the sliding groove is slidably connected with a sliding block, the surface of the two sliding blocks is fixedly connected with a first clamping plate, the inner wall of the sliding block is threadedly connected with a lead screw, one end of the lead screw abuts against the surface of the sliding groove, the surface of the first clamping plate is rotatably connected with two screw rods, and the arc surface of the two screw rods is threadedly connected with a second clamping plate.

[0013] Through the technical scheme, different sizes of concrete plates can be fixed quickly, different types of concrete plates can be fixed conveniently, and the fixing clamp does not need to be replaced frequently, so that quick fixing is achieved.

[0014] Further, the first clamping plate and the second clamping plate are fixedly connected with protrusions on surfaces thereof, and the sliding block is fixedly connected with a non-slip pad on a surface thereof, and the protrusions and the non-slip pad are made of rubber material.

[0015] Through the technical scheme, when the first clamping plate and the second clamping plate clamp and fix the concrete plate, the protrusions are deformed under extrusion, so that the adhesion between the concrete plate and the first clamping plate and the second clamping plate is improved, and the clamping friction is improved; when the screw rod fixes the position of the sliding block, the sliding block is in close contact with the inner wall of the sliding groove, and the non-slip pad improves the adhesion between the sliding block and the sliding groove, so that the stability of fixing is improved.

[0016] Further, four grooves are formed in the surface of the detection table, and two supporting plates are detachably installed on the surface of the detection table, two clamping blocks are fixedly connected to the surface of each supporting plate, and the sizes of the clamping blocks are matched with the sizes of the grooves.

[0017] Through the technical scheme, the two ends of the concrete plate placed on the supporting plate have a certain gap from the surface of the detection table, so that the concrete plate can be conveniently lifted and placed between the first clamping plate and the second clamping plate.

[0018] Further, the screw rod and the screw rod are fixedly connected with a knob at the ends thereof.

[0019] Through the technical scheme, the worker can conveniently fix the sliding block and the concrete plate by rotating the screw rod and the screw rod when fixing the concrete plate.

[0020] Further, the protection mechanism comprises two second hydraulic cylinders, the two second hydraulic cylinders are fixedly connected with the detection table, a fixed block is fixedly connected to the output end of each second hydraulic cylinder, two fixed blocks are fixedly connected with a fixed frame, and a protection plate is fixedly connected to the inner wall of the fixed frame.

[0021] Through the technical scheme, the protection plate surrounding the detection table can shield the splashing debris, so that the operator observing the detection of the concrete plate is effectively prevented from being injured.

[0022] Further, the protection plate is made of tempered glass material.

[0023] Through the technical scheme, the protection plate made of tempered glass material has good hardness and is in a transparent state, so that the operator can conveniently observe the detection process.

[0024] The above scheme of the utility model has at least the following beneficial effects:

[0025] 1. The utility model discloses a fixing mechanism, realizes the fixing of the concrete plate of different sizes, thereby conveniently fixing the concrete plate of different models, does not need to frequently replace the fixing clamp, thereby realizing quick fixing, and improving the detection efficiency to a certain extent.

[0026] 2. The utility model discloses a protection mechanism, when the concrete plate breaks under the prestress, the protection plate surrounding the detection table can shield the splashing debris, thereby effectively avoiding the harm to the operator observing the concrete plate detection. DRAWINGS

[0027] Figure 1 It is the whole structure schematic diagram of the utility model;

[0028] Figure 2 It is the local structure schematic diagram of the utility model Figure 1 ;

[0029] Figure 3 It is the sectional structure schematic diagram of the detection table of the utility model;

[0030] Figure 4 It is the structure schematic diagram of the fixing mechanism of the utility model;

[0031] Figure 5 It is the structure schematic diagram of the protection mechanism of the utility model.

[0032] DRAWINGS

[0033] 1, detection table;2, first hydraulic cylinder;3, top block;4, fixing mechanism;401, sliding groove;402, sliding block;403, first clamping plate;404, second clamping plate;405, protruding block;406, non-slip pad;407, screw rod;408, screw rod;409, twist block;410, recess;411, clamping block;412, support plate;5, protection mechanism;51, second hydraulic cylinder;52, fixed frame;53, protection plate;54, fixed block. DETAILED DESCRIPTION

[0034] The exemplary embodiments of the utility model will be described in more detail below with reference to the drawings. Although the exemplary embodiments of the utility model are shown in the drawings, it should be understood that the utility model can be realized in various forms and should not be limited by the embodiments described here. On the contrary, these embodiments are provided so that the utility model can be more thoroughly understood and the scope of the utility model can be completely conveyed to those skilled in the art.

[0035] As Figures 1 to 5As shown, the embodiment of the utility model provides a kind of prestressed concrete beam slab detection device, comprising: detection platform 1;Two first hydraulic cylinders 2, two first hydraulic cylinders 2 are fixedly connected in the inner wall of detection platform 1, realize to provide power for top block 3;Top block 3, top block 3 is fixedly connected in the output end of two first hydraulic cylinders 2, and cooperate with hydraulic cylinder to realize to exert pressure to concrete slab;Fixing mechanism 4, fixing mechanism 4 is set to the surface of detection platform 1, realizes to the concrete of different sizes and is fixed;Protective mechanism 5, protective mechanism 5 is set to the surface of detection platform 1, realizes to the splashed concrete slab debris and is shielded.

[0036] As Figures 1 to 5As shown, the fixing mechanism 4 includes four sliding grooves 401, which are formed on the surface of the detection table 1, the inner wall of the sliding groove 401 is slidably connected with a sliding block 402, the surface of two sliding blocks 402 is fixedly connected with a first clamping plate 403, the inner wall of the sliding block 402 is threadedly connected with a lead screw 408, one end of the lead screw 408 abuts against the surface of the sliding groove 401, the surface of the first clamping plate 403 is rotatably connected with two screw rods 407, the arc surface of the two screw rods 407 is threadedly connected with a second clamping plate 404, when prestressed detection of the concrete slab is needed, i.e. when the concrete slab needs to be fixed above the top block 3 on the detection table 1, the support plate 412 is placed above the detection table 1, the clamping block 411 of the support plate 412 is inserted into the groove 410, and the installation is completed, then the staff places the concrete slab on the support plate 412, moves the sliding block 402 along the sliding groove 401, until the first clamping plate 403 and the second clamping plate 404 move to the two ends of the concrete slab, first rotate the screw rod 407 to drive the second clamping plate 404 to move, the first clamping plate 403 and the second clamping plate 404 are oppositely clamped, so as to fix the concrete slab between the first clamping plate 403 and the second clamping plate 404, then rotate the lead screw 408 to abut against the inner wall of the sliding groove 401, so as to fix the sliding block 402, thereby fixing the position of the concrete slab, so as to quickly fix the concrete slab above the detection table 1, then start the first hydraulic cylinder 2 to push the top block 3 to move, the top block 3 will apply pressure to the concrete slab, as the first hydraulic cylinder 2 continuously applies pressure, when the concrete slab cannot bear, the concrete slab will be broken, the test data will be uploaded to the computer in the background after detection, different sizes of concrete slabs are quickly fixed, so as to facilitate the fixation of different models of concrete slabs, so that the fixed clamp does not need to be frequently replaced, so as to realize quick fixation, the surface of the first clamping plate 403 and the second clamping plate 404 is fixedly connected with a convex block 405, the surface of the sliding block 402 is fixedly connected with an anti-skid pad 406, and the materials of the anti-skid pad 406 and the convex block 405 are rubber materials, when the first clamping plate 403 and the second clamping plate 404 clamp and fix the concrete slab, the convex block 405 will be deformed under extrusion, so as to improve the fit between the concrete slab and the first clamping plate 403 and the second clamping plate 404, thereby improving the clamping friction, when the lead screw 408 rotates to fix the position of the sliding block 402, the sliding block 402 will be fitted with the inner wall of the sliding groove 401, the anti-skid pad 406 will improve the fit between the sliding block 402 and the sliding groove 401, thereby improving the stability of the fixation, four grooves 410 are formed on the surface of the detection table 1, two support plates 412 are detachably installed on the surface of the detection table 1, two clamping blocks 411 are fixedly connected with the surface of the support plate 412, the size of the clamping block 411 is matched with the size of the groove 410, the two ends of the concrete slab placed on the support plate 412 will have a certain gap with the surface of the detection table 1, so as to facilitate lifting the concrete slab and placing it between the first clamping plate 403 and the second clamping plate 404,The end of the screw rod 407 and the lead screw 408 is fixedly connected with a twisting block 409, which is convenient for workers to rotate the screw rod 407 and the lead screw 408 to fix the sliding block 402 and fix the concrete plate when the concrete plate is fixed.

[0037] The protection mechanism 5 comprises two second hydraulic cylinders 51 fixedly connected with the detection table 1, the output end of the second hydraulic cylinder 51 is fixedly connected with a fixed block 54, the two fixed blocks 54 are fixedly connected with a fixed frame 52, the inner wall of the fixed frame 52 is fixedly connected with a protection plate 53, then the second hydraulic cylinder 51 is started to push the fixed frame 52 to move, the fixed frame 52 is moved to the top, when the concrete plate cannot bear, the concrete plate will be broken, the splashed debris of the broken concrete plate will be shielded by the protection plate 53 on the fixed frame 52, so that the observing operator is not mistakenly injured by the splashed debris, the protection plate 53 surrounding the detection table 1 can shield the splashed debris, so that the operator observing the concrete plate detection is effectively prevented from being injured, the material of the protection plate 53 is tempered glass material, the protection plate 53 of tempered glass material has good hardness and is transparent, so that the operator can conveniently observe the detection process.

[0038] In the embodiment of the utility model, when prestress detection of the concrete plate is needed, the concrete plate needs to be fixed above the top block 3 on the detection table 1, the support plate 412 is placed above the detection table 1, the clamping block 411 of the support plate 412 is inserted in the recess 410, and installation is completed, then the worker places the concrete plate on the support plate 412, moves the sliding block 402 along the sliding groove 401, until the first clamping plate 403 and the second clamping plate 404 are moved to the two ends of the concrete plate, rotates the screw rod 407 to drive the second clamping plate 404 to move, the first clamping plate 403 and the second clamping plate 404 are oppositely clamped, so that the concrete plate is fixed between the first clamping plate 403 and the second clamping plate 404, then the lead screw 408 is rotated and abuts against the inner wall of the sliding groove 401, the sliding block 402 is fixed, so that the position of the concrete plate is fixed, the concrete plate is quickly fixed above the detection table 1, then the second hydraulic cylinder 51 is started to push the fixed frame 52 to move, the fixed frame 52 is moved to the top, then the first hydraulic cylinder 2 is started to push the top block 3 to move, the top block 3 applies pressure to the concrete plate, as the first hydraulic cylinder 2 continuously applies pressure, when the concrete plate cannot bear, the concrete plate will be broken, the splashed debris of the broken concrete plate will be shielded by the protection plate 53 on the fixed frame 52, so that the observing operator is not mistakenly injured by the splashed debris, the test data is uploaded to the computer in the background after detection.

[0039] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the ordinary in the art, without departing from the principles described in the present application, can be made several improvements and refinements, these improvements and refinements should also be considered as the scope of protection of the present application.

Claims

1. A testing device for prestressed concrete beams and slabs, characterized in that, Include: Detection platform (1); Two first hydraulic cylinders (2), the two first hydraulic cylinders (2) are fixedly connected to the inner wall of the detection platform (1), and are used to provide power for the top block (3); Top block (3), the top block (3) is fixedly connected to the output end of the two first hydraulic cylinders (2), and cooperates with the hydraulic cylinder to realize the pressure on the concrete slab; Fixing mechanism (4), the fixing mechanism (4) is arranged on the surface of the detection platform (1), which can fix concrete of different sizes; Protective mechanism (5), the protective mechanism (5) is arranged on the surface of the detection platform (1), which can shield the splashed concrete slab debris.

2. The prestressed concrete beam slab detection device according to claim 1, characterized in that, The fixing mechanism (4) includes four sliding grooves (401), four sliding grooves (401) are opened on the surface of the detection platform (1), the inner wall of the sliding groove (401) is slidably connected with a sliding block (402), the surface of two sliding blocks (402) is fixedly connected with a first clamping plate (403), the inner wall of the sliding block (402) is threadedly connected with a lead screw (408), one end of the lead screw (408) abuts against the surface of the sliding groove (401), the surface of the first clamping plate (403) is rotatably connected with two screw rods (407), and the arc surface of the two screw rods (407) is threadedly connected with a second clamping plate (404).

3. The prestressed concrete beam slab detection device according to claim 2, characterized in that, The surface of the first clamping plate (403) and the second clamping plate (404) is fixedly connected with a convex block (405), the surface of the sliding block (402) is fixedly connected with a non-slip pad (406), and the materials of the non-slip pad (406) and the convex block (405) are rubber materials.

4. The prestressed concrete beam slab detection device according to claim 2, characterized in that, Four grooves (410) are formed in the surface of the detection platform (1), two support plates (412) are detachably mounted on the surface of the detection platform (1), two clamping blocks (411) are fixedly connected to the surface of the support plate (412), and the size of the clamping block (411) is matched with the size of the groove (410).

5. The prestressed concrete beam slab detection device according to claim 2, characterized in that, The end of the screw rod (407) and the lead screw (408) is fixedly connected with a knob (409).

6. The prestressed concrete beam slab detection device according to claim 2, characterized in that, The protective mechanism (5) includes two second hydraulic cylinders (51), two second hydraulic cylinders (51) are fixedly connected with the detection platform (1), the output end of the second hydraulic cylinder (51) is fixedly connected with a fixed block (54), two fixed blocks (54) are fixedly connected with a fixed frame (52), and the inner wall of the fixed frame (52) is fixedly connected with a protective plate (53).

7. The prestressed concrete beam slab detection device according to claim 6, characterized in that, The material of the protective plate (53) is tempered glass material.

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