CN210293764U

CN210293764U - Cement sampling device

Info

Publication number: CN210293764U
Application number: CN201921268559.7U
Authority: CN
Inventors: 王俊凤; 张帷韬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-10
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to the technical field of cement detection equipment, in particular to a cement sampling device, which comprises a base and a sampling cylinder, wherein hydraulic rods are symmetrically and fixedly arranged at the left end and the right end of the upper surface of the base, the top of each hydraulic rod is fixedly connected to the outer end of a fixed rod, the inner end of each fixed rod is rotatably connected with a rotating sleeve, an installation block is fixedly arranged in the middle of each rotating sleeve, a motor is fixedly arranged at the top of each installation block, an output shaft of the motor rotates to pass through the installation block and is coaxially connected with a rotating shaft, and a threaded roller and a toothed roller are coaxially and fixedly connected to; the both sides of motor are rotated on the installation piece and are provided with the threaded rod, and the bottom tip of threaded rod rotates to be connected in the upper end of the lantern ring, and the lower extreme of the lantern ring rotates to be connected at the top of sampling cylinder, and the threaded roller contacts with two threaded rods, and the bottom of sampling cylinder is provided with the ring gear. The utility model discloses the advantage: simple structure, convenient operation, good stability, low manufacturing cost and convenient popularization and implementation.

Description

Cement sampling device

Technical Field

The utility model relates to a cement check out test set technical field specifically is a cement sampling device.

Background

In road and bridge construction, concrete generally needs to be subjected to the steps of production, transportation, pouring, vibration, maintenance and the like, and in order to ensure construction quality and engineering safety, quality control needs to be carried out on all links. Since the properties of the concrete are substantially unchanged after the concrete is poured and compacted, it is necessary to perform quality control on the poured and compacted concrete. However, at present, the concrete before pouring can only be detected by sampling, and the concrete after pouring and tamping cannot be sampled and detected by an effective means, so that whether tamping is qualified or not cannot be judged. There is often a false determination of the lower concrete performance.

Chinese patent (No. CN 208420415U, bulletin date: 2019.01.22) discloses a cement concrete detection sampling device, which comprises a push rod, wherein the tail end of the push rod is provided with a base, the base is internally provided with a roller, a support frame is connected above the base, the tail end of the support frame is connected with a support rod, the outer side wall of the support rod is provided with a support sleeve, the outer side wall of the support sleeve is fixed with a rotating rod, the outer side wall of the rotating rod is connected with a rotating sleeve, the inside of the rotating rod is provided with a positioning hole, the inner side wall of the positioning hole is connected with a positioning rod, the tail end of the rotating shaft is provided with a sampling cylinder, the bottom side wall. This cement concrete detects sampling device adopts rotation type sampling structure, is convenient for detect sampling device sampling range, has improved the result of use of device, is convenient for constructor through interlayer type structure simultaneously and takes out the concrete piece from a sampling section of thick bamboo, reduces constructor's the operation degree of difficulty. The device sampling tube can not advance automatically, needs artifical the promotion, causes working strength big, is not convenient for popularize and implement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement sampling device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cement sampling device comprises a base and a sampling cylinder. The fixed mounting of both ends symmetry has the hydraulic stem about the upper surface of base, and the top fixed connection of hydraulic stem is in the outer end of dead lever, and the inner of dead lever rotates and is connected with the rotation sleeve, and the rotation sleeve can rotate relative dead lever.

The fixed installation piece that is provided with in the middle of rotating the telescopic, the top fixed mounting of installation piece has the motor, and the output shaft of motor rotates and passes installation piece and coaxial coupling has the axis of rotation, coaxial fixedly connected with thread roller and insection roller in the axis of rotation, and the both sides of motor are rotated on the installation piece and are provided with the threaded rod, and the bottom tip of threaded rod rotates the upper end of connecting at the lantern ring, and the lower extreme of the lantern ring rotates the top of connecting at the sampling cylinder. The thread rollers are in contact with two threaded rods. The rotating shaft and the output shaft of the motor rotate coaxially under the driving of the motor. The threaded roller rotates and drives two threaded rods to ascend and descend on the mounting block, so that the lantern ring is pushed or pulled to ascend and descend, and the lantern ring ascends and descends to enable the sampling cylinder to ascend and descend. The inside of sampling tube sets up internal tooth line portion and smooth part, and the internal tooth line meshes with the insection roller. The corrugated roller rotates to drive the sampling cylinder to rotate. The sampling cylinder rotates to complete the sampling of the cement. The bottom of the sampling cylinder is provided with a gear ring, and the gear ring is convenient for better sampling.

As a further aspect of the present invention: the device is characterized in that universal wheels are arranged at the bottom of the base, brake devices are arranged on the universal wheels, the brake devices have a braking effect on the universal wheels, and the universal wheels are convenient to move and fix. The remote end of base is fixed and is provided with the pushing hands, and the setting of pushing hands makes things convenient for artifical mobile device.

As a further aspect of the present invention: the lifting device is characterized in that a sliding rail is fixedly arranged on the upper surface of the base on the inner side of the hydraulic rod, the fixed rod is nested in the sliding rail in a sliding mode, the fixed rod is lifted more smoothly and stably due to the sliding rail, and meanwhile the lifting device has a supporting function and avoids the phenomenon that the hydraulic rod is toppled over due to sampling.

As a further aspect of the present invention: the motor protection device is characterized in that a housing is arranged at the top of the mounting block, the housing covers the motor, and the housing has a protection effect on the motor.

As a further aspect of the present invention: the handle is fixedly arranged on the mounting block, and the mounting block is convenient to rotate and operate due to the arrangement of the handle, so that the operation is more convenient.

As a further aspect of the present invention: the novel electric wrench is characterized in that the handle is provided with the rubber pad, the comfort degree of holding is increased due to the arrangement of the rubber pad, the friction force is increased, and the danger caused by the fact that the handle is separated from the hand is avoided.

Compared with the prior art, the beneficial effects of the utility model are that: the rotating shaft and the output shaft of the motor rotate coaxially under the driving of the motor. The threaded roller rotates and drives two threaded rods to ascend and descend on the mounting block, so that the lantern ring is pushed or pulled to ascend and descend, and the lantern ring ascends and descends to enable the sampling cylinder to ascend and descend. The automatic propelling and the shrinking of the sampling tube are completed, the manual propelling is avoided, and the workload is reduced. The motor is used for driving the sampling cylinder to advance and rotate, so that the device is simplified, and the manufacturing cost is reduced. The setting up of sliding rail makes the lift of dead lever more smooth and easy, steady, has the supporting role simultaneously, avoids the sample to cause the hydraulic stem to empty. The utility model discloses the advantage: simple structure, convenient operation, good stability, low manufacturing cost and convenient popularization and implementation.

Drawings

Fig. 1 is a schematic structural diagram of a cement sampling device.

Fig. 2 is a schematic structural diagram of a partial structure of a cement sampling device.

FIG. 3 is a schematic view of a sampling cylinder of a cement sampling device.

In the figure, a base 1, a hydraulic rod 2, a sliding rail 3, a fixing rod 4, a pushing handle 5, a universal wheel 6, a sampling cylinder 7, a rotating shaft 8, a threaded roller 9, a mounting block 10, a motor 11, a rubber pad 12, a handle 13, a rotating sleeve 14, a threaded rod 15, a lantern ring 16, a gear ring 17 and a toothed roller 18 are arranged.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-3, a cement sampling device includes a base 1 and a sampling cylinder 7. The bottom of base 1 is provided with universal wheel 6, is provided with brake equipment on the universal wheel 6, and brake equipment has the braking action to universal wheel 6, and the universal wheel 6 sets up the removal and the fixing that make things convenient for the device. The remote end of base 1 is fixed and is provided with pushing hands 5, and manual moving device is made things convenient for in setting up of pushing hands 5. Fixed mounting of both ends symmetry has hydraulic stem 2 about base 1's the upper surface, the top fixed connection of hydraulic stem 2 is in the outer end of dead lever 4, the inner of dead lever 4 is rotated and is connected with rotation sleeve 14, rotation sleeve 14 can rotate relative dead lever 4, the inboard of hydraulic stem 2 is provided with movable rail 3 at base 1's last fixed surface, dead lever 4 slides and nests in the inside of movable rail 3, the setting up of movable rail 3 makes the lift of dead lever 4 more smooth and easy, steady, the supporting role has simultaneously, avoid the sample to cause hydraulic stem 2 to empty.

The middle of rotating sleeve 14 is fixed and is provided with installation piece 10, the top fixed mounting of installation piece 10 has motor 11, motor 11's output shaft rotates and passes installation piece 10 and coaxial coupling has axis of rotation 8, coaxial fixedly connected with thread roller 9 and insection roller 18 on the axis of rotation 8, motor 11's both sides rotate on installation piece 10 and are provided with threaded rod 15, the bottom tip of threaded rod 15 rotates the upper end of connecting at the lantern ring 16, the lower extreme of the lantern ring 16 rotates the top of connecting at sampling cylinder 7. The threaded roller 9 is in contact with two threaded rods 15. The rotating shaft 8 is driven by the motor 11 to rotate coaxially with the output shaft of the motor 11. The threaded roller 9 rotates to drive the two threaded rods 15 to ascend and descend on the mounting block 10, so that the lantern ring 16 is pushed or pulled to ascend and descend, and the lantern ring 16 ascends and descends to ascend and descend the sampling cylinder 7. The sampling cylinder 7 is provided inside with an internal thread portion and a smooth portion, and the internal thread is engaged with the thread roller 18. The corrugated roller 18 rotates to drive the sampling cylinder 7 to rotate. The sampling cylinder 7 is rotated to complete the sampling of the cement. The bottom of the sampling cylinder 7 is provided with a gear ring 17, and the gear ring 17 is arranged to facilitate better sampling. The top of the mounting block 10 is provided with a housing which covers the motor 11, and the housing has a protection effect on the motor 11.

The utility model discloses a theory of operation is: the device is fixed, the mounting block 10 is rotated to enable the bottom of the sampling cylinder 7 to be aligned to a wall body to be sampled, the motor 11 is started, and the insection roller 18 rotates to drive the sampling cylinder 7 to rotate under the driving of the motor 11. The threaded roller 9 contacts with two threaded rods 15, the threaded roller 9 rotates to drive the two threaded rods 15 to rotate in the mounting block 10, the threaded rods 15 rotate to drive the lantern ring 16 to descend, the sampling cylinder 7 is pushed to descend through the lantern ring 16, the sampling cylinder 7 slides on the threaded roller 18, and sampling is completed. After sampling, the motor 11 is started reversely, the threaded rod 15 is lifted by the threaded roller 9, the sampling cylinder 7 is pulled by the lantern ring 16 to be lifted, and the sample is ejected out by the threaded roller 18, so that the sampling is convenient and quick.

Example 2

On the basis of embodiment 1, the handle 13 is fixedly arranged on the mounting block 10, and the arrangement of the handle 13 facilitates the rotation operation of the mounting block 10, so that the operation is more convenient. Be provided with rubber pad 12 on the handle 13, the setting of rubber pad 12 has increased the comfort level of holding, has increased frictional force simultaneously, has avoided handle 13 to take off the hand and has caused danger.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cement sampling device comprises a base (1) and a sampling cylinder (7), wherein hydraulic rods (2) are symmetrically and fixedly installed at the left end and the right end of the upper surface of the base (1), the top of each hydraulic rod (2) is fixedly connected to the outer end of a fixing rod (4), and the inner end of each fixing rod (4) is rotatably connected with a rotating sleeve (14), and is characterized in that an installation block (10) is fixedly arranged in the middle of each rotating sleeve (14), a motor (11) is fixedly installed at the top of each installation block (10), an output shaft of each motor (11) rotatably penetrates through each installation block (10) and is coaxially connected with a rotating shaft (8), and a threaded roller (9) and a toothed roller (18) are coaxially and fixedly connected onto each rotating shaft (8);

the two sides of the motor (11) are provided with threaded rods (15) in a rotating mode on the mounting block (10), the bottom end portions of the threaded rods (15) are connected to the upper end of the lantern ring (16) in a rotating mode, the lower end of the lantern ring (16) is connected to the top of the sampling cylinder (7) in a rotating mode, the threaded rollers (9) are in contact with the two threaded rods (15), and the bottom of the sampling cylinder (7) is provided with a gear ring (17).

2. A cement sampling device according to claim 1, characterized in that the bottom of the base (1) is provided with a universal wheel (6), and the universal wheel (6) is provided with a brake device.

3. Cement sampling device according to claim 1 or 2, characterized in that the inside of the hydraulic rod (2) is fixedly provided with a sliding rail (3) on the upper surface of the base (1), and the fixed rod (4) is slidably nested inside the sliding rail (3).

4. A cement sampling device according to claim 1, characterized in that the top of the mounting block (10) is provided with a cover covering the motor (11).

5. A cement sampling device according to claim 1, characterized in that a handle (13) is fixed to the mounting block (10).

6. A cement sampling device according to claim 5, characterized in that a rubber pad (12) is provided on the handle (13).