Foundation concrete sampling device for engineering detection

Abstract

The utility model discloses a foundation concrete sampling device for engineering detection, which belongs to the technical field of engineering detection and comprises a sampling and pouring shell, a sampling and stirring cavity, a beating cavity, a fixing groove and a spiral feeder. A spiral feeder is fixedly mounted in the sampling and filling shell close to the lower part of the sampling and stirring cavity, and a fixed groove is fixedly mounted in one side of the bottom of the sampling and filling shell close to the lower part of the spiral feeder. According to the concrete sampling device disclosed by the utility model, concrete is sampled through the vibrating sampling feeding plate, and the motor drives the stirring blades to stir the sampled concrete, so that the labor force of workers is reduced, and the concrete sampling efficiency is improved; the outer wall of the concrete compression resistance test mold is hammered and vibrated by rotating an eccentric wheel by a worker and using a transmission rod and a hammering head, so that the labor intensity of the worker is further reduced, and the cost budget of concrete detection is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering detection, in particular to a foundation concrete sampling device for engineering detection. Background Art

[0002] Concrete testing is an important part of engineering testing. It usually requires workers to randomly load concrete into concrete compression test molds for solidification testing under the witness of the supervisor.

[0003] Traditionally, concrete sampling and testing requires workers to manually stir the sampled concrete, then put it into a concrete compression test mold, vibrate it, scrape it flat and solidify it for testing. This testing method greatly wastes the workers' physical strength and labor, reduces the efficiency of concrete testing, and to a certain extent delays the construction period of the project by waiting for the concrete to dry naturally in the concrete compression test mold, which increases the cost of concrete testing. Utility Model Content

[0004] The purpose of the utility model is to provide a foundation concrete sampling device for engineering inspection in order to solve the above-mentioned problem.

[0005] The technical scheme adopted by the utility model is as follows: a foundation concrete sampling device for engineering inspection, comprising a sampling and pouring shell, a sampling and stirring chamber, a hammering chamber, a fixed groove, and a spiral feeder, wherein one side opening of the sampling and pouring shell is provided with a sampling and stirring chamber, a spiral feeder is fixedly installed near the position below the sampling and stirring chamber inside the sampling and pouring shell, a fixed groove is fixedly installed near the position below the spiral feeder on one side of the bottom of the sampling and pouring shell, a hammering chamber is provided on one side opening of the sampling and pouring shell near the fixed groove, and a sampling and stirring mechanism, a mold pouring auxiliary mechanism, and a cleaning mechanism are arranged inside the pouring shell;

[0006] The mold-filling auxiliary mechanism includes: a fixed slide, a limit screw, a limit head, an electric heating plate, a heat conducting plate, a concrete compression test mold, an eccentric wheel, a transmission rod, a limit tube, and a hammer head;

[0007] A fixed slide is slidably installed inside the fixed slot, one side of the fixed slide is elastically connected to the fixed slot through a spring, both sides of the fixed slide are threadedly installed with limit screws, one side of the two limit screws are fixedly installed with limit heads, a concrete compression test mold is clamped and installed inside the fixed slide, an electric heating plate is fixedly installed in the inner cavity at the bottom of the fixed slide, a heat conducting plate is fixedly installed on one side of the top of the electric heating plate, and the heat conducting plate extends to the outside of the bottom of the fixed slide;

[0008] An eccentric wheel is rotatably installed inside the hammering cavity, a limit tube is fixedly installed on one side of the hammering cavity, a transmission rod is rotatably installed on one side of the eccentric wheel, and a hammer head is fixedly installed on the other side of the transmission rod;

[0009] The sampling and stirring mechanism comprises: a sampling and feeding plate, a vibration motor, a motor, a stirring rod, and a stirring blade;

[0010] A sampling feeding plate is elastically installed on one side of the top of the sampling stirring chamber through a spring, a vibration motor is fixedly installed on one side of the sampling feeding plate, a motor is fixedly installed on one side of the top outer wall of the sampling perfusion shell, a stirring rod is connected to one side of the bottom of the motor through an output shaft, the stirring rod extends into the interior of the sampling stirring chamber, and a stirring blade is fixedly installed on one side of the stirring rod.

[0011] Among them, the eccentric wheel passes through the sampling and pouring shell through a bearing, and the eccentric wheel has a handle on one side arranged on the outside of the sampling and pouring shell. The transmission rod is arranged in two sections, and the second section of the transmission rod passes through the limiting tube and is slidably connected to the limiting tube, and the hammer head is arranged in contact with the concrete compression test mold.

[0012] Wherein, the cleaning mechanism includes: a cleaning water pump, a quick connector, a cleaning water pipe, a pressure-changing nozzle, a water inlet chamber, an electric telescopic rod, a push plate, and a silicone membrane. A cleaning water pump is fixedly installed on the inner cavity of one side of the sampling and infusion shell, a quick connector is installed on one side of the cleaning water pump through a pipeline, a cleaning water pipe is fixedly installed on the other side of the cleaning water pump, a pressure-changing nozzle is fixedly installed on one side of the bottom of the cleaning water pipe, a water inlet chamber is provided at the internal opening of the pressure-changing nozzle, silicone membranes are fixedly installed on both sides of the water inlet chamber, electric telescopic rods are fixedly installed on both sides of the water inlet chamber close to the silicone membrane, and a push plate is fixedly installed on one side of the electric telescopic rod.

[0013] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0014] 1. In the utility model, concrete is sampled by a vibrating sampling and feeding plate, and the sampled concrete is stirred by a motor-driven stirring blade, thereby reducing the labor of the staff and increasing the efficiency of concrete sampling.

[0015] 2. In the utility model, the staff rotates the eccentric wheel to use the transmission rod and the hammer head to beat and vibrate the outer wall of the concrete compression test mold, thereby further reducing the labor intensity of the staff and reducing the cost budget for concrete testing.

[0016] 3. In the utility model, the electric heating plate and the heat conducting plate are used to reduce the solidification time of the concrete inside the concrete compression test mold, further increasing the efficiency of concrete testing, and after the test is completed, the inside of the sampling and pouring shell is cleaned by a nozzle with variable pressure, reducing the labor of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0018] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0019] Figure 3 This is a schematic diagram showing the internal structure of the variable pressure nozzle in the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional connection structure between the eccentric wheel and the sampling and perfusion shell in the utility model.

[0021] Markings in the figure: 1. Sampling and pouring shell; 101. Sampling and stirring chamber; 102. Hammering chamber; 103. Fixed groove; 104. Screw feeder; 2. Sampling and feeding plate; 201. Vibration motor; 3. Motor; 301. Stirring rod; 4. Stirring blade; 5. Cleaning water pump; 501. Quick connector; 502. Cleaning water pipe; 6. Variable pressure nozzle; 601. Water inlet chamber; 602. Electric telescopic rod; 603. Push plate; 604. Silicone membrane; 7. Fixed slide; 701. Limit screw; 702. Limit head; 703. Electric heating plate; 704. Heat conduction plate; 8. Concrete compression test mold; 9. Eccentric wheel; 901. Transmission rod; 902. Limit pipe; 903. Hammer head. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the utility model:

[0024] Reference Figure 1-4A foundation concrete sampling device for engineering inspection comprises a sampling and pouring shell 1, a sampling and stirring chamber 101, a hammering chamber 102, a fixed groove 103, and a screw feeder 104. The sampling and pouring shell 1 is provided with a sampling and stirring chamber 101 at one side of the opening, and the screw feeder 104 is fixedly installed near the position below the sampling and stirring chamber 101 inside the sampling and pouring shell 1. The fixed groove 103 is fixedly installed near the position below the screw feeder 104 at one side of the bottom of the sampling and pouring shell 1. The hammering chamber 102 is provided at one side of the opening near the fixed groove 103 inside the sampling and pouring shell 1. The sampling and pouring shell 1 is provided with a sampling and stirring mechanism, a mold pouring auxiliary mechanism, and a cleaning mechanism.

[0025] The mold-filling auxiliary mechanism includes: a fixed slide 7, a limiting screw 701, a limiting head 702, an electric heating plate 703, a heat conducting plate 704, a concrete compression test mold 8, an eccentric wheel 9, a transmission rod 901, a limiting tube 902, and a hammer head 903;

[0026] A fixed slide 7 is slidably installed inside the fixed groove 103, and limit screws 701 are threadedly installed on both sides of the fixed slide 7. Limit heads 702 are fixedly installed on one side of the two limit screws 701. A concrete compression test mold 8 is clamped and installed inside the fixed slide 7. An electric heating plate 703 is fixedly installed in the inner cavity at the bottom of the fixed slide 7, and a heat conducting plate 704 is fixedly installed on one side of the top of the electric heating plate 703.

[0027] An eccentric wheel 9 is rotatably installed inside the hammering chamber 102, a limiting tube 902 is fixedly installed on one side of the hammering chamber 102, a transmission rod 901 is rotatably installed on one side of the eccentric wheel 9, and a hammer head 903 is fixedly installed on the other side of the transmission rod 901;

[0028] The sampling and stirring mechanism includes: a sampling and feeding plate 2, a vibration motor 201, a motor 3, a stirring rod 301, and a stirring blade 4;

[0029] A sampling feeding plate 2 is elastically installed on one side of the top of the sampling stirring chamber 101 through a spring, a vibration motor 201 is fixedly installed on one side of the sampling feeding plate 2, a motor 3 is fixedly installed on one side of the top outer wall of the sampling perfusion shell 1, a stirring rod 301 is connected to one side of the bottom of the motor 3 through an output shaft, and a stirring blade 4 is fixedly installed on one side of the stirring rod 301.

[0030] Reference Figure 1 , 4In this embodiment, the eccentric wheel 9 passes through the sampling and pouring shell 1 through the bearing, and the eccentric wheel 9 has a handle on one side arranged outside the sampling and pouring shell 1. The transmission rod 901 is set in two sections. The second section of the transmission rod 901 passes through the limit tube 902 and is slidably connected with the limit tube 902. The hammer head 903 is set in contact with the concrete compression test mold 8. The staff puts the concrete compression test mold 8 into the fixed slide 7, and then the staff rotates the limit screws 701 on both sides of the fixed slide 7 to make the limit screws 70 The limit head 702 on one side acts on the concrete compression test mold 8 to fix the concrete compression test mold 8. Then the staff starts the screw feeder 104 to introduce the sampled concrete into the concrete compression test mold 8. Then the staff holds the handle on one side of the eccentric wheel 9 to rotate the eccentric wheel 9. When the eccentric wheel 9 rotates, the transmission rod 901 on one side performs piston movement inside the limit tube 902, thereby prompting the hammer head 903 on one side of the transmission rod 901 to beat and vibrate the concrete compression test mold 8.

[0031] Reference Figure 1 , 2 In this embodiment, one side of the fixed chute 7 is elastically connected to the fixed groove 103 through a spring, and the heat conducting plate 704 extends to the outside of the bottom of the fixed chute 7. During vibration, the spring connected to the fixed groove 103 on one side of the fixed chute 7 can enhance the vibration effect on the inside of the concrete compression test mold 8. After the vibration is completed, the staff starts the electric heating plate 703 at the bottom of the fixed chute 7. The electric heating plate 703 conducts the high temperature to the bottom of the metal concrete compression test mold 8 through the heat conducting plate 704, thereby accelerating the solidification of the concrete inside the concrete compression test mold 8.

[0032] Reference Figure 1 In this embodiment, the stirring rod 301 extends into the sampling stirring chamber 101. Under the witness of the supervisor, the staff pushes the sampling pouring shell 1 to randomly reach the concrete sampling location, and then pours the concrete onto the sampling feeding plate 2 at the opening of the sampling stirring chamber 101. Then the staff starts the vibration motor 201 on one side of the sampling feeding plate 2 to accelerate the concrete into the sampling stirring chamber 101. Then the staff starts the motor 3, and the motor 3 rotates the stirring rod 301 through the output shaft. The stirring rod 301 drives the stirring blade 4 to stir the concrete inside the sampling stirring chamber 101.

[0033] Reference Figure 1 , 3 In this embodiment, the cleaning mechanism includes: a cleaning water pump 5, a quick connector 501, a cleaning water pipe 502, a variable pressure nozzle 6, a water inlet chamber 601, an electric telescopic rod 602, a push plate 603, and a silicone membrane 604;

[0034] A clean water pump 5 is fixedly installed in the inner cavity of one side of the sampling and pouring shell 1, a quick connector 501 is installed on one side of the clean water pump 5 through a pipeline, a clean water pipe 502 is fixedly installed on the other side of the clean water pump 5, a variable pressure nozzle 6 is fixedly installed on one side of the bottom of the clean water pipe 502, a water inlet cavity 601 is arranged at the inner opening of the variable pressure nozzle 6, a silicone membrane 604 is fixedly installed on both sides of the water inlet cavity 601, electric telescopic rods 602 are fixedly installed on one side of the water inlet cavity 601 close to the silicone membrane 604, and a push plate 603 is fixedly installed on one side of the electric telescopic rod 602. Finally, after the concrete sample solidifies, the staff will take the sample After cleaning the inside of the filling shell 1, it is convenient for the next use. The staff connects the quick connector 501 on one side of the cleaning water pump 5 to the external tap water pipe. Then the staff starts the cleaning water pump 5. The cleaning water pump 5 draws tap water into the transformer nozzle 6 through the cleaning water pipe 502. At this time, the staff starts the electric telescopic rod 602 inside the transformer nozzle 6. The electric telescopic rod 602 pushes the push plate 603 on one side to act on the silicone membrane 604, thereby changing the caliber of the water inlet chamber 601 inside the transformer nozzle 6, increasing the water pressure inside the transformer nozzle 6 to clean the inner wall of the sampling stirring chamber 101.

[0035] In this embodiment, the screw feeder 104 , the vibration motor 201 , the motor 3 , the cleaning water pump 5 , the electric telescopic rod 602 , and the electric heating plate 703 are all electrically connected to an external power source via a power switch on the outer wall of the sampling and perfusion housing 1 .

[0036] Working principle: First, under the witness of the supervisor, the staff pushes the sampling and pouring shell 1 to randomly arrive at the concrete sampling location, and then the staff pours the concrete onto the sampling feeding plate 2 at the opening of the sampling mixing chamber 101, and then the staff starts the vibration motor 201 on one side of the sampling feeding plate 2 to accelerate the concrete into the sampling mixing chamber 101, and then the staff starts the motor 3, and the motor 3 rotates the stirring rod 301 through the output shaft, and the stirring rod 301 drives the stirring blade 4 to stir the concrete inside the sampling mixing chamber 101, and then the staff starts the spiral feeder 104 to introduce the sampled concrete into the concrete compression test mold 8 in China, and then the staff holds the handle on one side of the eccentric wheel 9 to rotate the eccentric wheel 9. When the eccentric wheel 9 rotates, it drives the transmission rod 901 on one side to make a piston movement inside the limiting tube 902, thereby prompting the hammer head 903 on one side of the transmission rod 901 to hammer and vibrate the concrete compression test mold 8. During the vibration, the spring connected to the fixed groove 103 on one side of the fixed slide groove 7 It can enhance the vibration effect inside the concrete compression test mold 8. After the vibration is completed, the staff starts the electric heating plate 703 at the bottom of the fixed chute 7. The electric heating plate 703 conducts the high temperature to the bottom of the metal concrete compression test mold 8 through the heat conducting plate 704, accelerating the solidification of the concrete inside the concrete compression test mold 8. After solidification, the staff tests the concrete blocks inside the concrete compression test mold 8 to detect whether the concrete grade is qualified. Finally, the staff connects the external tap water pipe through the quick connector 501 on one side of the cleaning water pump 5. Then the staff starts the cleaning water pump 5. The cleaning water pump 5 draws tap water into the transformer nozzle 6 through the cleaning water pipe 502. At this time, the staff starts the electric telescopic rod 602 inside the transformer nozzle 6. The electric telescopic rod 602 pushes the push plate 603 on one side to act on the silicone membrane 604, thereby changing the caliber of the water inlet chamber 601 inside the transformer nozzle 6, and increasing the water pressure inside the transformer nozzle 6 to clean the inner wall of the sampling stirring chamber 101.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A foundation concrete sampling device for engineering inspection, comprising a sampling and pouring shell (1), a sampling and stirring chamber (101), a beating chamber (102), a fixing groove (103), and a screw feeder (104), wherein one side of the sampling and pouring shell (1) is provided with a sampling and stirring chamber (101), the inside of the sampling and pouring shell (1) is fixedly installed with a screw feeder (104) near the position below the sampling and stirring chamber (101), one side of the bottom of the sampling and pouring shell (1) is fixedly installed with a fixing groove (103) near the position below the screw feeder (104), and one side of the sampling and pouring shell (1) is provided with a beating chamber (102) near the opening of the fixing groove (103), characterized in that: The sampling and pouring shell (1) is provided with a sampling and stirring mechanism, a pouring auxiliary mechanism and a cleaning mechanism; The mold-filling auxiliary mechanism comprises: a fixed slide groove (7), a limiting screw (701), a limiting head (702), an electric heating plate (703), a heat conducting plate (704), a concrete compression test mold (8), an eccentric wheel (9), a transmission rod (901), a limiting tube (902), and a hammer head (903); A fixed slide groove (7) is slidably installed inside the fixed groove (103), limiting screws (701) are threadedly installed on both sides of the fixed slide groove (7), and limiting heads (702) are fixedly installed on one side of the two limiting screws (701), a concrete compression test mold (8) is clamped and installed inside the fixed slide groove (7), an electric heating plate (703) is fixedly installed in the inner cavity at the bottom of the fixed slide groove (7), and a heat conducting plate (704) is fixedly installed on one side of the top of the electric heating plate (703); An eccentric wheel (9) is rotatably mounted inside the hammering cavity (102), a limiting tube (902) is fixedly mounted on one side of the hammering cavity (102), a transmission rod (901) is rotatably mounted on one side of the eccentric wheel (9), and a hammer head (903) is fixedly mounted on the other side of the transmission rod (901); The sampling and stirring mechanism comprises: a sampling and feeding plate (2), a vibration motor (201), a motor (3), a stirring rod (301), and a stirring blade (4); A sampling feeding plate (2) is elastically mounted on one side of the top of the sampling stirring chamber (101) via a spring, a vibration motor (201) is fixedly mounted on one side of the sampling feeding plate (2), a motor (3) is fixedly mounted on one side of the top outer wall of the sampling perfusion housing (1), a stirring rod (301) is connected to one side of the bottom of the motor (3) via an output shaft, and a stirring blade (4) is fixedly mounted on one side of the stirring rod (301).

2. A foundation concrete sampling device for engineering testing as claimed in claim 1, characterized in that: The eccentric wheel (9) passes through the sampling and pouring housing (1) via a bearing; the eccentric wheel (9) has a handle on one side arranged outside the sampling and pouring housing (1); the transmission rod (901) is arranged in two sections; the second section of the transmission rod (901) passes through the limiting tube (902) and is slidably connected to the limiting tube (902); and the hammer head (903) is arranged in contact with the concrete compression test mold (8).

3. A foundation concrete sampling device for engineering testing as claimed in claim 1, characterized in that: One side of the fixed slide groove (7) is elastically connected to the fixed groove (103) via a spring, and the heat conducting plate (704) extends to the outside of the bottom of the fixed slide groove (7).

4. A foundation concrete sampling device for engineering testing as claimed in claim 1, characterized in that: The stirring rod (301) extends into the interior of the sampling stirring chamber (101).

5. The foundation concrete sampling device for engineering testing according to claim 1, characterized in that: The cleaning mechanism comprises: a cleaning water pump (5), a quick connector (501), a cleaning water pipe (502), a variable pressure nozzle (6), a water inlet chamber (601), an electric telescopic rod (602), a push plate (603), and a silicone membrane (604); A clean water pump (5) is fixedly mounted in the inner cavity of one side of the sampling and perfusion housing (1); a quick connector (501) is mounted on one side of the clean water pump (5) through a pipeline; a clean water pipe (502) is fixedly mounted on the other side of the clean water pump (5); a variable pressure nozzle (6) is fixedly mounted on one side of the bottom of the clean water pipe (502); an internal opening of the variable pressure nozzle (6) is provided with a water inlet cavity (601); silicone membranes (604) are fixedly mounted on both sides of the water inlet cavity (601); electric telescopic rods (602) are fixedly mounted on one side of the water inlet cavity (601) close to the silicone membrane (604); and a push plate (603) is fixedly mounted on one side of the electric telescopic rod (602).

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