CN211013586U

CN211013586U - Cement sampling device for construction

Info

Publication number: CN211013586U
Application number: CN201921724496.1U
Authority: CN
Inventors: 黎万凤
Original assignee: Chongqing Aerospace Polytechnic College
Current assignee: Chongqing Aerospace Polytechnic College
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-14
Anticipated expiration: 2029-10-15

Abstract

The utility model relates to a construction technical field specifically discloses a cement sampling device for construction, include: a sampler for sampling; a lifting platform for mounting the sampler; the sampler is rotatably arranged in the lifting platform; and the sampler is provided with a drilling mechanism and a multi-depth sampling mechanism. The utility model discloses rotate the sampler perpendicularly downwards, through to the lift platform application of force, utilize to bore and get the inside that the mechanism made the sampler to go deep into cement, it is different from current sampling tube simultaneously, after chosing cement at random, only need through a sampling operation, can be in order to obtain the cement sample of the different degree of depth, and the sampling efficiency is high, makes things convenient for staff's application of force, labour saving and time saving in the sampling process.

Description

Cement sampling device for construction

Technical Field

The utility model relates to a construction technical field specifically is a cement sampling device for construction.

Background

In order to ensure that cement used in the building construction process meets performance indexes, cement sampling is required, the cement is randomly selected when entering a field, a sampling tube is inserted into the cement to a proper depth, a pore is pressed by a thumb, and the sampling tube is carefully drawn out to obtain the required cement sample.

However, when samples with different depths are required, the above operation steps need to be repeated for many times by adopting the sampling method, a plurality of groups of sampling tubes are required, and the sampling efficiency is low.

SUMMERY OF THE UTILITY MODEL

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

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

a cement sampling device for construction, comprising:

a sampler for sampling;

a lifting platform for mounting the sampler;

the sampler is rotatably arranged in the lifting platform;

and the sampler is provided with a drilling mechanism and a multi-depth sampling mechanism.

As a further aspect of the present invention: the lifting platform comprises a horizontal plate, a telescopic upright post is fixed at the bottom end of the horizontal plate, and a support leg is fixed at the bottom end of the telescopic upright post;

the sampler is characterized in that a square groove is formed in the center of the horizontal plate, a lead screw is arranged in the square groove, fixing nuts are connected to two ends of the lead screw, the sampler is rotatably installed in the lead screw, and positioning nuts are installed on two sides of the sampler in a threaded connection mode.

As a further aspect of the present invention: the sampler comprises a sampling outer cylinder;

the drilling mechanism comprises a motor arranged at the bottom end of the sampling outer barrel, the output end of the motor is in driving connection with a rotating shaft through a coupler, the bottom end of the rotating shaft is fixed at the bottom end of a drill bit, and the drill bit is rotatably arranged at the top end of the sampling outer barrel through a bearing;

the lead screw is provided with a through hole for the rotating shaft to pass through, and the outer side of the rotating shaft is provided with a protective shell.

As a further aspect of the present invention: the outer surface of the sampling outer cylinder is carved with a depth mark.

As a further aspect of the present invention: many degree of depth sampling mechanism includes the sample groove, the sample groove is seted up the co-altitude of sample urceolus, the surface in sample groove is equipped with slidable seal assembly.

As a further aspect of the present invention: the slidable closing assembly comprises an outer connecting frame fixed on the outer surface of the sampling groove and a closing plate installed in the outer connecting frame in a sliding mode;

the inner wall of the external frame is provided with a sliding groove, the outer wall of the sealing plate is fixed with a pulley, and the sealing plate is slidably mounted in the external frame through the matching of the pulley and the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the cement sampling device for building construction, a sampler penetrates through a screw rod and is installed in a square groove, positioning nuts on two sides are screwed inwards respectively to fix the sampler, when the position of the sampler needs to be rotated, the positioning nuts are screwed outwards, and the sampler can rotate on the screw rod;

2. the sampling outer cylinder is rotated to be vertically downward, the drill bit is vertically downward, the motor is started, and the motor drives the drill bit to rotate through the rotating shaft, so that the cement can be conveniently drilled;

3. before the sample, the closing plate is located the outside of sample groove and seals, during the sample, selects the sample groove of co-altitude according to required degree of depth in proper order, with the closing plate pulling upwards in this sample groove outside, the closing plate upwards slides under the effect of pulley, and during cement got into the sample groove, pressed down the closing plate again and sealed the sample groove once more, can obtain the cement sample of the different degree of depth at one operation.

Drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic structural view of a cement sampling device for building construction.

Fig. 2 is a schematic structural view of a horizontal plate in the cement sampling device for building construction.

FIG. 3 is a schematic diagram of the position of a sampling slot in a cement sampling device for building construction.

FIG. 4 is a schematic view of the structure of the sampling slot and the slidable closing component of the cement sampling device for building construction.

FIG. 5 is a schematic diagram of a slidable closure assembly in a cement sampling device for construction.

In the figure: 1-horizontal plate, 2-telescopic upright post, 3-support leg, 4-square groove, 5-screw rod, 6-fixing screw cap, 7-positioning screw cap, 8-sampling outer cylinder, 9-motor, 10-rotating shaft, 11-drill bit, 12-bearing, 13-protective shell, 14-sampling groove, 15-external frame, 16-closing plate, 17-pulley and 18-chute.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1-2, in an embodiment of the present invention, a cement sampling device for building construction includes: a sampler for sampling; a lifting platform for mounting the sampler; the sampler is rotatably arranged in the lifting platform; and the sampler is provided with a drilling mechanism and a multi-depth sampling mechanism.

This cement sampling device for construction is different from current sampling tube, selects cement back at random, through a sampling operation, can be in order to obtain the cement sample of the different degree of depth, and the sampling efficiency is high, makes things convenient for staff's application of force simultaneously in the sampling process, labour saving and time saving.

When specifically carrying out sampling operation, at first rotate the sampler perpendicularly downwards (when not working, the sampler is in perpendicular ascending state, can protect and bores the mechanism), then through to the lift platform application of force, utilize to bore and get the inside that the mechanism made the sampler go deep into cement, utilize many degree of depth sampling mechanism can obtain the cement sample of the different degree of depth simultaneously.

Further, the lifting platform comprises a horizontal plate 1, a telescopic upright post 2 is fixed at the bottom end of the horizontal plate 1, and a support leg 3 is fixed at the bottom end of the telescopic upright post 2; a square groove 4 is formed in the center of the horizontal plate 1, a screw rod 5 is arranged in the square groove 4, two ends of the screw rod 5 are connected with fixing screw caps 6, the sampler is rotatably installed in the screw rod 5, and positioning screw caps 7 are installed on two sides of the sampler in a threaded connection mode.

Offer the through-hole that runs through on the sampler, at first pass lead screw 5 with the sampler and install in square groove 4, then utilize the positioning nut 7 of both sides to screw up respectively to the inboard and fix the sampler, when the position of sampler is rotated to needs, 6 unscrewing of fixing nut, and twist positioning nut 7 to the outside, the sampler can rotate on lead screw 5 promptly, during the sample, rotate the sampler and fix perpendicular downward after, keep cement in the below of sampler, apply force to horizontal plate 1, flexible stand 2 is compressed, drive the sampler and take a sample downwards until breaking open the cement.

Further, the sampler comprises a sampling outer cylinder 8; the drilling mechanism comprises a motor 9 arranged at the bottom end of the sampling outer cylinder 8, the output end of the motor 9 is in driving connection with a rotating shaft 10 through a coupler, the bottom end of the rotating shaft 10 is fixed at the bottom end of a drill bit 11, and the drill bit 11 is rotatably arranged at the top end of the sampling outer cylinder 8 through a bearing 12; the lead screw 5 is provided with a through hole for the rotating shaft 10 to pass through, and the outer side of the rotating shaft 10 is provided with a protective shell 13.

In order to conveniently go deep into the inside of the cement for sampling, when the sampling outer cylinder 8 is rotated to be vertically downward, the drill bit 11 is vertically downward, the motor 9 is started, and the motor 9 drives the drill bit 11 to rotate through the rotating shaft 10, so that the cement can be conveniently drilled.

As shown in fig. 3, in the present embodiment, the outer surface of the sampling outer cylinder 8 is engraved with depth marks.

Further, many degree of depth sampling mechanism includes sampling groove 14, sampling groove 14 sets up the different height of sample urceolus 8, the surface of sampling groove 14 is equipped with slidable closing member.

The depth mark can be used for visually observing the depth of the cement during sampling, and the sampling grooves 14 at different heights on the sampling outer cylinder 8 can be used for obtaining cement samples at different depths.

Example 2

Referring to fig. 4 to 5, in another embodiment of the present invention, the slidable sealing assembly includes an outer frame 15 fixed on the outer surface of the sampling slot 14 and a sealing plate 16 slidably mounted in the outer frame 15; the inner wall of the external frame 15 is provided with a sliding groove 18, the outer wall of the closing plate 16 is fixed with a pulley 17, and the closing plate 16 is slidably mounted in the external frame 15 through the matching of the pulley 17 and the sliding groove 18.

Before the sample, the closing plate 16 is located the outside of sample groove 14 and plays the confined effect after, in the sampling process, after the sampler reachd suitable position, select not take the sample groove 14 of co-altitude in proper order according to required degree of depth, upwards stimulate the closing plate 16 in this sample groove 14 outside, closing plate 16 upwards slides under pulley 17's effect, and cement gets into in the sample groove 14, presses the closing plate 16 downwards again and seals sample groove 14 again, can obtain the cement sample of the different degree of depth in one operation.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a cement sampling device for construction which characterized in that includes:

a sampler for sampling;

a lifting platform for mounting the sampler;

the sampler is rotatably arranged in the lifting platform;

2. The cement sampling device for building construction according to claim 1, characterized in that the lifting platform comprises a horizontal plate (1), a telescopic upright column (2) is fixed at the bottom end of the horizontal plate (1), and a support leg (3) is fixed at the bottom end of the telescopic upright column (2);

square groove (4) have been seted up at the center of horizontal plate (1), be equipped with lead screw (5) in square groove (4), the both ends of lead screw (5) are connected with fixation nut (6), the sampler rotates to be installed in lead screw (5), positioning nut (7) are installed with the threaded connection mode to the both sides of sampler.

3. The cement sampling device for construction according to claim 2, wherein the sampler comprises a sampling outer cylinder (8);

the drilling mechanism comprises a motor (9) arranged at the bottom end of the sampling outer cylinder (8), the output end of the motor (9) is in driving connection with a rotating shaft (10) through a coupler, the bottom end of the rotating shaft (10) is fixed at the bottom end of a drill bit (11), and the drill bit (11) is rotatably arranged at the top end of the sampling outer cylinder (8) through a bearing (12);

the lead screw (5) is provided with a through hole for the rotating shaft (10) to pass through, and the outer side of the rotating shaft (10) is provided with a protective shell (13).

4. The cement sampling device for building construction according to claim 3, wherein the outer surface of the sampling outer cylinder (8) is engraved with a depth mark.

5. The cement sampling device for building construction according to claim 4, characterized in that the multi-depth sampling mechanism comprises sampling grooves (14), the sampling grooves (14) are opened at different heights of the sampling outer cylinder (8), and the outer surface of the sampling groove (14) is provided with a slidable closing component.

6. A cement sampling device for building construction according to claim 5, characterized in that said slidable closing assembly comprises an outer frame (15) fixed to the outer surface of said sampling tank (14) and a closing plate (16) slidably mounted in said outer frame (15);

the inner wall of the outer frame (15) is provided with a sliding groove (18), the outer wall of the closing plate (16) is fixed with a pulley (17), and the closing plate (16) is slidably mounted in the outer frame (15) through the matching of the pulley (17) and the sliding groove (18).