Wall sampling device for constructional engineering quality detection

Abstract

The utility model discloses a wall sampling device for constructional engineering quality detection, which relates to the field of wall sampling devices and comprises a sampling drill bit, a connector is fixedly mounted at the closed end of the sampling drill bit, a dust cover is rotatably connected to the outer wall of the sampling drill bit, and a round hole is formed in one end, far away from the connector, of the dust cover. The diameter of the round hole is larger than that of the sampling drill bit, a dust discharging nozzle is integrally formed below the outer wall of the dust cover and is of a hollow structure, an opening in the top end of the dust discharging nozzle is communicated with an inner cavity of the dust cover, and a sliding mechanism is installed at the end, close to the connector, of the dust cover. The bottom end of the sliding mechanism is connected with a fixing mechanism connected with the drill gun shell. Through the arrangement of the dust cover, the fixing mechanism and the sliding mechanism, the position of the dust cover can be effectively limited, so that workers are convenient to sample, and meanwhile, the harm caused by dust dissipation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to wall sampling device field, specifically a wall sampling device for construction engineering quality detection. BACKGROUND

[0002] After the building wall is formed, needs the drilling sampling in avoiding the steel bar, the line position, can detect the relevant data such as building hardness after sampling.

[0003] In prior art, generally adopts the drill gun cooperation sampling drill bit to sample, and a lot of smoke and dust will be produced in the sampling process, thereby being not favorable to the sampler, so dust cover is generally equipped, but the dust cover needs manual support in prior art, which is inconvenient to the sampler. UTILITY MODEL CONTENT

[0004] The utility model discloses a wall sampling device for construction engineering quality detection.

[0005] To achieve the above object, the utility model provides the following technical scheme: a wall sampling device for construction engineering quality detection, including sampling drill bit, the closed end fixed mounting of sampling drill bit has the connecting head, the outer wall rotationally connected of sampling drill bit has dust cover, the one end of dust cover away from the connecting head has a round hole, the diameter of round hole is greater than the diameter of sampling drill bit, and the outer wall below of dust cover is integrally formed with dust discharging nozzle, the dust discharging nozzle is hollow structure, and the top opening of dust discharging nozzle is connected with the inner chamber of dust cover, and the one end of dust cover close to the connecting head is installed with sliding mechanism, and the bottom of sliding mechanism is connected with the fixed mechanism connected with the drill gun shell.

[0006] As a further scheme of the utility model: the sliding mechanism includes the fixed rod fixedly connected to one end of the dust cover, a sliding groove is formed in the center of the fixed rod along the length direction of the fixed rod, a limiting groove is formed in the outer wall of the fixed rod, the inner chamber of the limiting groove is connected with the inner chamber of the sliding groove, a limiting plate is slidably installed on the inner wall of the limiting groove, a slide plate protruding downward is integrally formed on the outer periphery of the limiting plate, and the slide plate is slidably connected to the inner wall of the sliding groove.

[0007] As a further scheme of the utility model: the fixed mechanism includes a connecting ring integrally formed at the bottom of the slide plate, three screw holes are equidistantly formed in the inner periphery of the connecting ring, the inner wall of the screw hole is threadedly connected with a fixed bolt, and a handle is fixedly installed at one end of the fixed bolt located at the outer periphery of the connecting ring.

[0008] As a further scheme of the utility model: the dust cover and the sampling drill bit are sleeved and the through hole is arranged at the position, the diameter of the through hole is greater than the outer diameter of the sampling drill bit.

[0009] As a further scheme of the utility model: the guiding rod is fixedly installed between the both ends of the inner wall of the limiting groove, the limiting plate is slidably connected with the guiding rod, the spring is abutted between one end of the limiting groove and one end of the inner wall of the limiting groove, and the spring is sleeved with the guiding rod.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] 1. By setting the dust cover, the fixing mechanism and the sliding mechanism, the position of the dust cover can be effectively limited, the sampling of the staff is facilitated, and the harm caused by dust diffusion is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the utility model;

[0013] Figure 2 It is an internal structural schematic view of the utility model;

[0014] Figure 3 It is a Figure 2 It is a local enlarged view of A in the middle.

[0015] In the drawing: 1, sampling drill bit; 2, connecting head; 3, dust cover; 4, dust discharging nozzle; 5, fixing rod; 6, connecting ring; 7, fixing bolt; 8, handle; 9, limiting groove; 10, sliding groove; 11, sliding plate; 12, limiting plate. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0017] Please refer to Figures 1-3The utility model discloses an embodiment of wall sampling device for constructional engineering quality detection, including sampling drill bit 1, the closed end fixed mounting of sampling drill bit 1 has connecting head 2, the outer wall rotationally connected of sampling drill bit 1 has dust cover 3, and the one end of dust cover 3 away from connecting head 2 has a round hole, and the diameter of round hole is greater than the diameter of sampling drill bit 1, and the outer wall below of dust cover 3 integrally forms and has dust discharging nozzle 4, and dust discharging nozzle 4 is hollow structure, and the top opening of dust discharging nozzle 4 is connected with the inner chamber of dust cover 3, and the one end of dust cover 3 close to connecting head 2 is installed with sliding mechanism, and the bottom of sliding mechanism is connected with the fixed mechanism connected with the drill gun shell.

[0018] In the embodiment: first, when connecting sampling drill bit 1 and the output end of drill gun, first fixed mechanism is fixedly connected on drill gun shell, then connecting head 2 of one end of sampling drill bit 1 is passed through dust cover 3 and is connected with the output end of drill gun, at this time, dust cover 3 should be located at the front end of the sawtooth part of sampling drill bit 1, then dust cover 3 is placed on the wall surface, then by starting drill gun, drill gun drives sampling drill bit 1 to rotate and pushes drill gun to move towards the wall, until sampling drill bit 1 contacts the wall, at this time, high-speed rotating sampling drill bit 1 drills the hole on the wall and samples, and the smoke and dust generated in the drilling process are mostly intercepted by dust cover 3 and are discharged downward through dust discharging nozzle 4 under gravity;

[0019] In the process of drilling and sampling, drill gun constantly pushes sampling drill bit 1 to move forward, at this time, because dust cover 3 abuts against the wall, so drill gun drives fixed mechanism and sliding mechanism to relatively slide, thereby avoiding interference phenomenon in the drilling process.

[0020] Please refer to Figure 2 and Figure 3 Sliding mechanism includes fixed rod 5 fixedly connected to one end of dust cover 3, sliding groove 10 is formed in the center of fixed rod 5 along the length direction of fixed rod 5, limiting groove 9 is formed in the outer wall of fixed rod 5, the inner cavity of limiting groove 9 is communicated with the inner cavity of sliding groove 10, limiting plate 12 is slidably installed on the inner wall of limiting groove 9, sliding plate 11 protruding downward is integrally formed on the outer periphery of limiting plate 12, sliding plate 11 is slidably connected to the inner wall of sliding groove 10, guide rod 14 is fixedly installed between the inner wall of limiting groove 9 and the other end of limiting groove 9, limiting plate 12 is slidably connected with guide rod 14, spring 13 is abutted between one end of limiting plate 12 and one end of limiting groove 9, and spring 13 is sleeved with guide rod 14.

[0021] In the embodiment, during the movement of the drill gun driving the sampling drill bit 1, the drill gun driving fixing mechanism drives the sliding plate 11 to slide along the sliding groove 10, the sliding plate 11 drives the limiting plate 12 to slide in the limiting groove 9, and the limiting plate 12 slides relative to the guide button 14, the limiting plate 12 extrudes the spring 13 during the movement, and the extrusion force can make the dust cover 3 always fit the end face of the wall body.

[0022] Please refer to Figure 1 、 Figure 2 and Figure 3 , the fixing mechanism comprises a connecting ring 6 integrally formed at the bottom end of the sliding plate 11, three screw holes are equidistantly formed in the inner periphery of the connecting ring 6, the inner wall of the screw hole is threadedly connected with a fixing bolt 7, and one end of the fixing bolt 7 located at the outer periphery of the connecting ring 6 is fixedly installed with a handle 8.

[0023] In the embodiment, during the fixing of the dust cover 3, the connecting ring 6 is first moved to the drill gun shell, then the handle 8 is rotated, the handle 8 drives the fixing bolt 7 to rotate, the fixing bolt 7 is screwed in during the rotation, and the outer wall of the drill gun shell is abutted, so that the fixing mechanism is connected with the drill gun.

[0024] Please refer to Figure 1 and Figure 2 , the dust cover 3 is provided with a through hole at the position of being sleeved with the sampling drill bit 1, and the diameter of the through hole is greater than the outer diameter of the sampling drill bit 1.

[0025] In the embodiment, the design of the through hole can avoid the friction between the sampling drill bit 1 and the dust cover 3 during high-speed rotation.

[0026] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A wall sampling device for quality inspection of building engineering, comprising a sampling drill bit (1), wherein a connector (2) is fixedly installed at the closed end of the sampling drill bit (1), characterized in that, The outer wall of the sampling drill bit (1) is rotatably connected to a dust cover (3). The end of the dust cover (3) away from the connector (2) has a round hole with a diameter larger than that of the sampling drill bit (1). A dust exhaust nozzle (4) is integrally formed on the lower part of the outer wall of the dust cover (3). The dust exhaust nozzle (4) has a hollow structure, and the top opening of the dust exhaust nozzle (4) is connected to the inner cavity of the dust cover (3). A sliding mechanism is installed on the end of the dust cover (3) near the connector (2). The bottom end of the sliding mechanism is connected to a fixing mechanism connected to the drill gun housing.

2. The wall sampling device for building engineering quality testing according to claim 1, characterized in that, The sliding mechanism includes a fixed rod (5) fixedly connected to one end of the dust cover (3). A sliding groove (10) is provided at the center of the fixed rod (5) along the length direction of the fixed rod (5). A limiting groove (9) is provided below the outer wall of the fixed rod (5). The inner cavity of the limiting groove (9) is connected to the inner cavity of the sliding groove (10). A limiting plate (12) is slidably installed on the inner wall of the limiting groove (9). A downwardly protruding sliding plate (11) is integrally formed below the outer periphery of the limiting plate (12). The sliding plate (11) is slidably connected to the inner wall of the sliding groove (10).

3. A wall sampling device for building engineering quality testing according to claim 2, characterized in that, The fixing mechanism includes a connecting ring (6) integrally formed on the bottom end of the slide plate (11). The connecting ring (6) has three screw holes equidistantly spaced in the inner circumference. The inner wall of the screw holes is threaded with a fixing bolt (7). A handle (8) is fixedly installed at one end of the fixing bolt (7) located on the outer circumference of the connecting ring (6).

4. A wall sampling device for quality inspection of building engineering according to claim 3, characterized in that, A through hole is provided at the position where the dust cover (3) and the sampling drill bit (1) are fitted together, and the diameter of the through hole is larger than the outer diameter of the sampling drill bit (1).

5. A wall sampling device for quality inspection of building engineering according to claim 4, characterized in that, A guide rod (14) is fixedly installed between the two ends of the inner wall of the limiting groove (9). The limiting plate (12) is slidably connected to the guide rod (14). A spring (13) abuts between one end of the limiting plate (12) and one end of the inner wall of the limiting groove (9). The spring (13) is sleeved with the guide rod (14).

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