CN219799075U - Hammering device for concrete strength detection - Google Patents

Abstract

The utility model discloses a hammering device for concrete strength detection, and belongs to the technical field of concrete detection. The utility model provides a concrete strength detects uses hammering device, includes the detection platform, be provided with the tup of liftable on the detection platform, still include: the detection box is fixedly arranged on the detection table, and a box door is rotationally connected to the detection box; the device comprises a detection table, a bearing table, clamping blocks, a clamping surface, a protrusion, a driving part and a control unit, wherein the bearing table is fixedly arranged on the detection table and used for placing the test block, the two ends of the bearing table are respectively connected with the clamping blocks in a sliding manner, the clamping surfaces propped against the side surfaces of the test block are fixedly arranged on the inner walls of the two groups of the clamping blocks, the protrusion is fixedly arranged on the clamping surfaces, and the driving part used for driving the clamping blocks to clamp is arranged in the detection table; according to the utility model, the clamping blocks for clamping the test block are connected at the two ends of the bearing table in a sliding manner, so that the problem that the test block jumps up when the hammer head is hammered to influence the detection safety and the accuracy of detection data can be avoided.

Description

Hammering device for concrete strength detection

Technical Field

The utility model relates to the technical field of concrete detection, in particular to a hammering device for concrete strength detection.

Background

Concrete is one of the common building materials at present, has good shock resistance, is excellent in overall durability of houses, is applicable to both high-rise and low-rise building, and needs to sample and detect a concrete structure in the initial stage of construction.

Through searching, chinese patent application number: 202020975642.4 discloses a concrete strength detector, which comprises a base, wherein an upright post is fixedly arranged on the base, a top plate is fixedly arranged on the upright post, a winch is fixedly arranged on the top plate, a wire rope is wound on a winding drum on the winch, one end of the wire rope is fixed on the winding drum, a built-in sleeve is fixedly embedded on the top plate, the wire rope slides through the built-in sleeve and is fixedly connected with a supporting frame, the lower end of the supporting frame is fixedly provided with a connecting plate, the lower end of the connecting plate is fixedly provided with a hammer head, and a weight plate is arranged on the connecting plate. Through the hammering of tup, can realize the detection to the sample cylinder, the heavy object dish of different weight is cooperated again to realize the detection of different hammering pressures. The above patents have the following disadvantages in practical use: when carrying out hammering to the concrete block and detecting, fail to effectively fix the concrete test block, after the weight falls down, the test block is very easy to jump up, influences the detection accuracy, and the test block receives the impact when the test moreover, and the fragment splashes easily everywhere, increases the clearance degree of difficulty, still smashes the tester easily, influences the use experience.

Disclosure of Invention

The utility model aims to solve the problem that test blocks cannot be effectively fixed in the prior art, and provides a hammering device for detecting concrete strength.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a concrete strength detects uses hammering device, includes the detection platform, be provided with the tup of liftable on the detection platform, still include: the detection box is fixedly arranged on the detection table, and a box door is rotationally connected to the detection box; the device comprises a detection table, a bearing table, clamping blocks, clamping faces and a driving part, wherein the bearing table is fixedly arranged on the detection table and used for placing the test blocks, the clamping blocks are respectively connected with the two ends of the bearing table in a sliding mode, the clamping faces propped against the side faces of the test blocks are fixedly arranged on the inner walls of the clamping blocks, protrusions are fixedly arranged on the clamping faces, and the driving part used for driving the clamping blocks to clamp is arranged in the detection table.

In order to drive the two sets of gripping blocks to grip, preferably, the driving section includes: the second rotating shaft is rotatably connected in the detection table, two ends of the second rotating shaft are fixedly connected with screw rods respectively, the bottoms of the two groups of clamping blocks are in threaded connection with the corresponding screw rods respectively, and the screw rods are opposite in rotation direction; the rotating shaft I is rotatably connected in the detection table, one end of the rotating shaft I extending out of the detection table is fixedly connected with a handle, the other end of the rotating shaft I is fixedly connected with a worm, and the rotating shaft II is fixedly connected with a worm wheel meshed with the worm.

In order to improve the clamping effect, further, the cross section of the protrusions is triangular, and a plurality of groups of protrusions are arranged.

In order to ensure reliable sliding of the support frame, preferably, the support frame is connected in the detection box in a sliding manner, the hammer head is fixedly connected to the bottom of the support frame, two groups of guide cylinders are fixedly connected in the detection box, connecting rods are fixedly connected to two ends of the support frame, two groups of guide cylinders are respectively connected with sliding sleeves in a sliding manner, and one end, far away from the support frame, of each connecting rod is fixedly connected with the corresponding sliding sleeve.

In order to reduce the diffusion of dust, furthermore, the detection box is fixedly connected with a dust collecting cover, and the detection table is provided with a negative pressure component connected with the dust collecting cover.

Further, the negative pressure assembly includes: the negative pressure box is fixedly arranged at the bottom of the detection table, a rotating shaft III is rotationally connected to the negative pressure box, a wind blade is fixedly connected to one end of the rotating shaft III, a screw rod is rotationally connected to one group of guide cylinders, a driving sleeve meshed with the screw rod is fixedly connected to the inner wall of the sliding sleeve, and the other end of the rotating shaft III is connected with the screw rod through a ratchet wheel piece; the dust collection box is fixedly arranged at the bottom of the detection table and is communicated with the dust collection cover through a second pipeline, and the negative pressure box is communicated with the dust collection box through a first pipeline.

Compared with the prior art, the utility model provides the hammering device for detecting the strength of concrete, which has the following beneficial effects:

1. this hammering device for concrete strength detects through setting up the detection case on detecting bench 1, installs hammer head, the grip block etc. that detect with in detecting the incasement, when detecting, can prevent that fragments from splashing everywhere and increasing the clearance degree of difficulty, can also avoid injuring the tester by a smash, influences and uses and experiences

2. This hammering device for concrete strength detects is used for the grip block of centre gripping test block through the both ends sliding connection at the bearing platform, before detecting, holds the test block, can avoid when the tup hammering, the test block jump, influences the accuracy of detection safety and detection data.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the clamping blocks for clamping the test blocks are connected at the two ends of the bearing table in a sliding manner, so that the problem that the test blocks jump up to influence the detection safety and the accuracy of detection data when hammerheads are hammered can be avoided.

Drawings

Fig. 1 is a schematic structural view of a hammering device for detecting concrete strength according to the present utility model;

fig. 2 is a front view of a hammering device for detecting concrete strength according to the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 of a hammering device for concrete strength detection according to the present utility model;

fig. 4 is a schematic structural view of a worm of a hammering device for detecting concrete strength according to the present utility model;

fig. 5 is a schematic structural view of a sliding sleeve of a hammering device for concrete strength detection according to the present utility model.

In the figure: 1. a detection table; 101. a detection box; 102. a bearing table; 103. a protection plate; 104. a protective net; 105. a door; 2. a clamping block; 201. a crash pad; 202. a clamping surface; 3. a first rotating shaft; 301. a worm; 302. a handle; 303. a worm wheel; 304. a second rotating shaft; 305. a screw rod; 4. a support frame; 401. a hammer head; 402. a connecting rod; 403. a sliding sleeve; 404. a drive sleeve; 5. a guide cylinder; 501. a screw rod; 6. a negative pressure tank; 601. a third rotating shaft; 602. a wind blade; 603. a first pipeline; 7. a dust collection box; 701. a second pipeline; 702. a dust collecting cover.

Detailed Description

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1-5, a hammering device for concrete strength detection comprises a detection table 1, wherein a detection box 101 is fixedly arranged on the detection table 1, a box door 105 is rotatably connected to the detection box 101, two boxes of box doors 105 are arranged, each box door 105 is provided with an observation window, transparent glass or transparent acrylic plates are fixedly connected to the observation windows, protection plates 103 are fixedly connected to two sides of the detection box 101 respectively, a metal baffle plate is arranged on the rear side of the detection box 101, the protection plates 103 are also transparent glass or transparent acrylic plates, hammering conditions of hammer heads 401 on concrete test blocks are conveniently observed, a protective net 104 is fixedly connected to the inner side of the protection plates 103, fragments can be prevented from splashing on the protection plates 103, the protection plates 103 are broken, the service life is influenced, a support frame 4 is slidably connected to the detection box 101, a motor is fixedly connected to the top of the detection box 101, a winding wheel is fixedly connected to the output end of the motor, a wire rope is wound on the winding wheel, the other end of the wire rope is fixedly connected to the top of the support frame 4, a screw is fixedly connected to the support frame 4, a plurality of balancing weights are sleeved on the screw heads, the screw heads can be arranged on the screw, the screw heads can be matched with the number of the top nuts, and the top nuts can be fixedly connected to the top of the support frames according to the number of the bolts, and the number of the bolts can be reduced, and the number required to be matched with the top nuts are required to be fixedly connected to the top nuts, and the nuts can be fixedly connected; in detecting box 101, fixedly connected with is used for placing the bearing platform 102 of test block, sliding connection is respectively at the both ends of bearing platform 102 has the grip block 2 that is used for the centre gripping test block, bump pad 201 that is made at grip block 2 top fixedly connected with useful rubber or nylon, can prevent that support frame 4 from striking grip block 2, all fixedly provided with on the inner wall of two sets of grip blocks 2 is with the grip face 202 that the test block side supported, and in order to improve the centre gripping effect, be fixed with the arch on grip face 202, this time, design the bellied cross-section into triangle-shaped, triangle-shaped summit downward sloping, can place the test block and jump up when hammering, and the arch is provided with the multiunit, the arch is provided with a set of at least, and be provided with the drive division that is used for driving grip block 2 centre gripping in detecting platform 1, when the drive division starts, can drive two sets of grip blocks 2 and be close to or keep away from the test block simultaneously, realize carrying out centre gripping or relaxing the test block, improve detection safety and detection accuracy.

When in use, the detection box 101 is arranged on the detection table 1, and the hammer head 401, the clamping block 2 and the like for detection are arranged in the detection box 101, so that fragments can be prevented from splashing everywhere to increase the cleaning difficulty during detection, and the damage to testers and the influence on the use experience can be avoided; the clamping blocks 2 used for clamping the test blocks are slidably connected to the two ends of the bearing table 102, and the test blocks are clamped before detection, so that the test blocks can be prevented from jumping up when the hammer head 401 hammers, and the detection safety and the accuracy of detection data are affected.

Referring to fig. 1 to 4, the driving part includes: a second rotating shaft 304 is rotationally connected to the detection table 1, screw rods 305 are fixedly connected to two ends of the second rotating shaft 304 respectively, the bottoms of the two groups of clamping blocks 2 are in threaded connection with the corresponding screw rods 305 respectively, and the rotation directions of the two groups of screw rods 305 are opposite; the detection bench 1 is rotationally connected with a first rotating shaft 3, one end of the first rotating shaft 3 extending out of the detection bench 1 is fixedly connected with a handle 302, the other end of the first rotating shaft 3 is fixedly connected with a worm 301, the second rotating shaft 304 is fixedly connected with a worm wheel 303 meshed with the worm 301, when the detection bench is used, the first rotating shaft 3 and the worm 301 are driven to rotate by the rotating handle 302, then the worm 301 and the worm wheel 303 are meshed and transmitted, screw rods 305 at two ends of the second rotating shaft 304 and the second rotating shaft 304 are driven to rotate, and accordingly the clamping block 2 can be driven to be close to or far away from a test block at the same time, and clamping or loosening of the test block is achieved.

Referring to fig. 2 and 4, two sets of guide cylinders 5 are fixedly connected with the detection box 101, so that the accurate movement direction of the hammer head 401 can be ensured, connecting rods 402 are fixedly connected with two ends of the support frame 4, sliding sleeves 403 are respectively and slidably connected on the two sets of guide cylinders 5, one end of each connecting rod 402, which is far away from the support frame 4, is fixedly connected with the corresponding sliding sleeve 403, when hammering test is performed, the motor loosens the limit on the winding wheel, the hammer head 401 hammers the test block under the action of gravity, and the guide cylinders 5 can prevent the support frame 4 from deflecting when rising or falling, so that the test effect is affected.

Referring to fig. 2, a dust hood 702 is fixedly connected to the inside of the detection box 101, a negative pressure assembly connected to the dust hood 702 is provided on the detection table 1, and during hammering, a test block may be broken and then dust is generated, and the negative pressure assembly can recycle the dust through the dust hood 702, so that dust diffusion is reduced.

Referring to fig. 2 and 4, the negative pressure assembly may be connected to the dust box 7 by using an air suction fan or a negative pressure pump, and then sucks dust from the dust hood 702 through the second pipe 701, where we design the negative pressure assembly to: a negative pressure box 6 is fixedly arranged at the bottom of the detection platform 1, a rotating shaft III 601 is rotationally connected to the negative pressure box 6, a plurality of groups of wind blades 602 are uniformly distributed on the circumference of the rotating shaft III 601 on one end of the rotating shaft III 601, a screw rod 501 is rotationally connected to one group of guide cylinders 5, a driving sleeve 404 meshed with the screw rod 501 is fixedly connected to the inner wall of a sliding sleeve 403, the other end of the rotating shaft III 601 is connected with the screw rod 501 through a ratchet part, when the sliding sleeve 403 slides downwards along the guide cylinders 5, the rotating shaft III 601 does not rotate along with the screw rod 501, and when the guide rod sliding sleeve 403 slides upwards, the rotating shaft III 601 rotates along with the screw rod 501; the dust collection box 7 is fixedly arranged at the bottom of the detection table 1, the dust collection box 7 is communicated with the dust collection cover 702 through a pipeline II 701, the negative pressure box 6 is communicated with the dust collection box 7 through a pipeline I603, when the hammer head 401 hammers a test block, the motor rises with the support frame 4, in the process, the driving sleeve 404 drives the screw rod 501 to rotate, the screw rod 501 can rotate together with the rotating shaft III 601, then the air vane 602 rotates in the negative pressure box 6 to suck air from the dust collection box 7, at the moment, dust enters the dust collection box 7 through the dust collection cover 702, so that dust diffusion can be prevented, and the sight of testers and indoor environment pollution are influenced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a concrete strength detects with hammering device, includes detection platform (1), be provided with tup (401) of liftable on detection platform (1), its characterized in that still includes:

the detection box (101) is fixedly arranged on the detection table (1), and a box door (105) is rotatably connected to the detection box (101);

a bearing table (102) fixedly arranged on the detection table (1) and used for placing test blocks,

the two ends of the bearing table (102) are respectively and slidably connected with clamping blocks (2), clamping faces (202) propped against the side faces of the test blocks are fixedly arranged on the inner walls of the clamping blocks (2), protrusions are fixedly arranged on the clamping faces (202), and a driving part for driving the clamping blocks (2) to clamp is arranged in the detection table (1).

2. A hammering device for concrete strength detection according to claim 1, wherein said driving section includes:

a second rotating shaft (304) rotatably connected in the detection table (1),

screw rods (305) are fixedly connected to two ends of the second rotating shaft (304) respectively, the bottoms of the two groups of clamping blocks (2) are in threaded connection with the corresponding screw rods (305) respectively, and the screw rods (305) are opposite in rotation direction;

a first rotating shaft (3) rotatably connected in the detection table (1),

one end of the first rotating shaft (3) extends out of the detection table (1) and is fixedly connected with a handle (302), the other end of the first rotating shaft (3) is fixedly connected with a worm (301), and the second rotating shaft (304) is fixedly connected with a worm wheel (303) meshed with the worm (301).

3. A hammering device for concrete strength detection according to claim 2, wherein said protrusion has a triangular cross section, and said protrusions are provided with a plurality of groups.

4. The hammering device for concrete strength detection according to claim 1, characterized in that a support frame (4) is slidably connected in the detection box (101), the hammer head (401) is fixedly connected to the bottom of the support frame (4), two groups of guide cylinders (5) are fixedly connected in the detection box (101), connecting rods (402) are fixedly connected to two ends of the support frame (4), sliding sleeves (403) are respectively and slidably connected to the two groups of guide cylinders (5), and one end, far away from the support frame (4), of the connecting rods (402) is fixedly connected with the corresponding sliding sleeve (403).

5. The hammering device for concrete strength detection according to claim 4, wherein a dust hood (702) is fixedly connected in the detection box (101), and a negative pressure assembly connected with the dust hood (702) is arranged on the detection table (1).

6. The hammering device for concrete strength detection according to claim 5, wherein said negative pressure assembly comprises:

a negative pressure box (6) fixedly arranged at the bottom of the detection table (1),

the negative pressure box (6) is rotationally connected with a rotating shaft III (601), one end of the rotating shaft III (601) is fixedly connected with a fan blade (602), one group of guide cylinders (5) is rotationally connected with a screw (501), the inner wall of the sliding sleeve (403) is fixedly connected with a driving sleeve (404) meshed with the screw (501), and the other end of the rotating shaft III (601) is connected with the screw (501) through a ratchet part;

the dust collection box (7) is fixedly arranged at the bottom of the detection table (1), the dust collection box (7) is communicated with the dust collection cover (702) through a second pipeline (701), and the negative pressure box (6) is communicated with the dust collection box (7) through a first pipeline (603).