CN210216371U

CN210216371U - A accurate high-efficient sand device of irritating for road bed compactness detects

Info

Publication number: CN210216371U
Application number: CN201920748532.1U
Authority: CN
Inventors: Jing Li; 李靖; Yaping Li; 李亚萍; Canjun Miao; 苗参军; Yuzhen Bai; 白玉珍; Wei Wang; 王伟; Silian Liang; 梁四联; Xiaofeng Mei; 梅晓峰; Shufang Wang; 王淑芳
Original assignee: Inner Mongolia Jiaoke Road And Bridge Construction Co ltd
Current assignee: Inner Mongolia Jiaoke Road And Bridge Construction Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-03-31
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses an accurate and efficient sand filling device for roadbed compactness detection, which comprises a base plate, a sand filling cylinder and a cleaning steel brush horizontally arranged, wherein a mounting frame is symmetrically and horizontally fixed on the outer circumferential surface of the sand filling cylinder, a slide rail is fixedly arranged at the bottom end of the mounting frame, the slide rail is in sliding connection with a slide rail groove, and a material collecting groove is also formed on the base plate; the utility model has the advantages that: the utility model has simple structure, designs the special steel brush and the collecting groove, collects the scattered measuring sand on the base plate, is rapid and convenient, and ensures the accuracy of detection; the base plate and the sand filling cylinder are connected in a sliding mode through the sliding rail, one-person operation can be achieved, and the work efficiency of measurement is improved.

Description

A accurate high-efficient sand device of irritating for road bed compactness detects

The technical field is as follows:

the utility model belongs to the technical field of highway equipment, especially, relate to an accurate high-efficient sand device of irritating for road bed compactness detects.

Background art:

the most economical and effective technical measure for ensuring the due strength and stability of the roadbed is roadbed compaction, the on-site roadbed compaction quality is usually measured by compaction degree, the roadbed compaction degree is detected by test methods such as a ring cutter method, a sand filling method, a nuclear densitometer method and the like, the sand filling method is the most common test method in roadbed compaction degree detection, and the principle is that clean and uniform sand with the particle size of 0.3-0.6 mm is utilized, a sand filling cylinder is utilized to drop the measured sand into a test hole, the volume of the hole is measured according to the principle that the unit weight of the hole is unchanged, and the dry density of a sample is calculated according to the water content of the excavated aggregate; in the prior art, a substrate and a sand filling cylinder are generally adopted to be matched for use, the substrate is used for digging a test hole, the sand filling cylinder is used for filling sand, scattered redundant measuring sand is often left on the substrate after the sand filling is finished, and the part of the measuring sand is difficult to collect, so that the detection result is inaccurate; and the existing sand filling cylinder and the base plate are designed in a split mode, and the sand filling cylinder and the base plate are often required to be matched with a plurality of people for operation and detection during testing, so that time and labor are wasted.

The utility model has the following contents:

an object of the utility model is to provide a sand device is irritated to accurate high efficiency for road bed compactness detects.

The utility model discloses by following technical scheme implement: a precise and efficient sand filling device for roadbed compactness detection comprises a base plate and a sand filling cylinder, wherein a sand filling hole is formed in the base plate, a sand outlet pipe is arranged at the bottom end of the sand filling cylinder in a communicated mode, a ball valve is arranged on the sand outlet pipe, the sand filling device further comprises a cleaning steel brush horizontally arranged, the cleaning steel brush is fixedly arranged on a horizontally arranged cross beam, two matching columns are horizontally arranged at one end of the cross beam, a right baffle, a front baffle and a rear baffle are vertically and respectively fixed at the right end, the front end and the rear end of the base plate, slide rail grooves are vertically and downwards formed in the front baffle and the rear baffle, two slide through holes are horizontally formed in the rear baffle, the matching columns are in sliding connection with the slide through holes, a mounting frame is symmetrically and horizontally fixed on the outer circumferential surface of the sand filling cylinder, and a slide rail is fixedly arranged at the bottom end of the mounting frame, the slide rail with slide rail groove sliding connection still open the groove that gathers materials on the base plate, the cross-section in groove that gathers materials is the V-arrangement, the degree of depth in groove that gathers materials deepens gradually on length direction the minimum in groove that gathers materials is opened there is conical album sand hole, the downthehole stopper of album sand has conical rubber buffer, the top of rubber buffer is fixed with the pull ring, the groove that gathers materials is kept away from right baffle, it is located to irritate the sand hole right baffle with between the groove that gathers materials.

Furthermore, the bottom surface of the left end of the base plate is upwards provided with an installation groove, an L-shaped support leg is hinged in the installation groove, the outer wall of the installation groove is screwed with a fastening screw, the support leg is fastened by the fastening screw, and a handle is further fixed on the upper surface of the left end of the base plate.

The utility model has the advantages that: the novel structure is simple, the special steel brush and the collecting groove are designed, the scattered measuring sand on the base plate is collected quickly and conveniently, and the detection accuracy is ensured; the base plate and the sand filling cylinder are connected in a sliding mode through the sliding rail, one-person operation can be achieved, and the work efficiency of measurement is improved.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a left side view of the present invention;

FIG. 3 is a sectional view of the stand bar of the present invention;

in the figure, a base plate 1, a sand filling cylinder 2, a sand filling hole 3, a sand outlet pipe 4, a ball valve 5, a cleaning steel brush 6, a cross beam 7, a matching column 8, a right baffle 9, a front baffle 10, a rear baffle 11, a slide rail groove 12, a sliding through hole 13, an installation frame 14, a slide rail 15, a sand collecting groove 16, a sand collecting hole 17, a rubber plug 18, an installation groove 19, a support leg 20, a fastening screw 21, a handle 22 and a pull ring 23.

The specific implementation mode is as follows:

as shown in fig. 1 to 3, an accurate and efficient sand filling device for roadbed compactness detection comprises a base plate 1 and a sand filling cylinder 2, wherein a sand filling hole 3 is formed in the base plate, a sand outlet pipe 4 is arranged at the bottom end of the sand filling cylinder 2 in a communicating manner, a ball valve 5 is arranged on the sand outlet pipe 4, the sand filling device further comprises a cleaning steel brush 6 which is horizontally arranged, the cleaning steel brush 6 is fixedly arranged on a horizontally arranged cross beam 7, two matching columns 8 are horizontally arranged at one end of the cross beam 7, a right baffle 9, a front baffle 10 and a rear baffle 11 are respectively and vertically fixed at the right end, the front end and the rear end of the base plate 1, slide rail grooves 12 are respectively and vertically and downwards formed in the front baffle 10 and the rear baffle 11, two sliding through holes 13 are horizontally formed in the rear baffle 11, the matching columns 8 are in sliding connection with the sliding through holes 13, mounting frames 14 are symmetrically and horizontally fixed on the outer circumferential surface of the sand filling cylinder 2, a slide rail 15 is fixedly installed at the bottom end of the mounting frame 14, the slide rail 15 is slidably connected with the slide rail groove 12, a material collecting groove 16 is further formed in the base plate 1, the cross section of the material collecting groove 16 is V-shaped, the depth of the material collecting groove 16 is gradually increased in the length direction, a conical sand collecting hole 17 is formed in the lowest point of the material collecting groove 16, a conical rubber plug 18 is plugged in the sand collecting hole 17, a pull ring 23 is fixed at the top end of the rubber plug 18, the material collecting groove 16 is far away from the right baffle plate 9, and the sand filling hole 3 is located between the right baffle plate 9 and the material collecting groove 16; the bottom surface of the left end of the base plate 1 is upwards provided with an installation groove 19, an L-shaped support leg 20 is hinged in the installation groove 19, the outer wall of the installation groove 19 is screwed with a fastening screw 21, the support leg 20 is fastened by the fastening screw 21, and the upper surface of the left end of the base plate 1 is also fixed with a handle 22.

The working principle is as follows: horizontally paving a substrate 1 on a roadbed, digging a test hole through a sand filling hole 3, after the test hole is dug, filling measuring sand with a certain mass into a sand filling cylinder 2, sliding the sand filling cylinder 2 to be right above the sand filling hole 3, opening a ball valve 5 to fill the test hole with the sand until the measuring sand completely covers the hole opening of the sand filling hole 3, closing the ball valve 5 to stop filling the sand, pushing a cleaning steel brush 6 to clean the redundant measuring sand into a material collecting groove 16, lifting a handle by hand to tilt the substrate 1, unscrewing a fastening screw 21, rotatably supporting a support leg 20, putting a container for collecting the measuring sand into the position right below the sand collecting hole 17, and pulling out a rubber plug 18 to collect the redundant measuring sand; the mass of the measured sand in the test hole can be calculated to be M1= M-M2-M3, wherein M is the total mass of the measured sand, M1 is the mass of the measured sand in the test hole, M2 is the mass of the residual measured sand in the sand filling cylinder 2, and M3 is the mass of the measured sand in the sand filling hole (M3 is a fixed value and can be calculated in advance, and is the product of the density of the measured sand and the volume of the sand filling hole), so that the volume of the test hole is obtained, and the compactness can be calculated by combining the water content of aggregate excavated in the test hole.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sand device is irritated to accurate high efficiency for road bed compactness detects, its includes base plate (1) and irritate a sand section of thick bamboo (2) be provided with on the base plate and irritate sand hole (3), the setting of the bottom intercommunication of irritating a sand section of thick bamboo (2) goes out sand pipe (4), go out to install ball valve (5), its characterized in that on sand pipe (4): the cleaning device is characterized by further comprising a cleaning steel brush (6) which is horizontally arranged, wherein the cleaning steel brush (6) is fixedly arranged on a beam (7) which is horizontally arranged, two matching columns (8) are horizontally arranged at one end of the beam (7), a right baffle (9), a front baffle (10) and a rear baffle (11) are respectively and vertically fixed at the right end, the front end and the rear end of the base plate (1), slide rail grooves (12) are vertically and downwards formed in the front baffle (10) and the rear baffle (11), two slide through holes (13) are horizontally formed in the rear baffle (11), the matching columns (8) are in sliding connection with the slide through holes (13), mounting frames (14) are symmetrically and horizontally fixed on the outer circumferential surface of the sand cylinder (2), a slide rail (15) is fixedly arranged at the bottom end of the mounting frame (14), and the slide rail (15) is in sliding connection with the slide rail grooves (12), still open on base plate (1) and have groove (16) of gathering materials, the cross-section of groove (16) of gathering materials is the V-arrangement, the degree of depth of groove (16) of gathering materials deepens gradually on length direction the minimum of groove (16) of gathering materials is opened there is conical collection sand hole (17), it has conical rubber buffer (18) to fill in collection sand hole (17), the top of rubber buffer (18) is fixed with pull ring (23), groove (16) of gathering materials is kept away from right baffle (9), it is located to irritate sand hole (3) right baffle (9) with between groove (16) of gathering materials.

2. The accurate and efficient sand filling device for roadbed compactness detection according to claim 1, wherein: the bottom surface of the left end of the base plate (1) is upwards provided with an installation groove (19), an L-shaped support leg (20) is hinged in the installation groove (19), a fastening screw (21) is screwed on the outer wall of the installation groove (19), the support leg (20) is fastened by the fastening screw (21), and a handle (22) is further fixed on the upper surface of the left end of the base plate (1).