CN210863224U

CN210863224U - Sampler

Info

Publication number: CN210863224U
Application number: CN201921801540.4U
Authority: CN
Inventors: 王跃平; 苏跃; 佟学岩
Original assignee: Baoding Taihang Heyi Environmental Protection Technology Co ltd
Current assignee: Baoding Taihang Heyi Environmental Protection Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-26
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a sampler, which comprises a sampling tube arranged on a handle at the upper end of the sampling tube; the sampling tube comprises an inner tube and an outer tube, and the inner tube is rotatably connected in the outer tube; a plurality of first sampling ports are formed in the side face of the inner pipe along the length direction, and a baffle is arranged between every two adjacent first sampling ports; a plurality of second sample connection have been seted up along length direction on the outer tube side, it is a plurality of the second sample connection staggers along axial direction, second sample connection and first sample connection are located same height. The utility model discloses can take a sample to the internal not co-altitude of same jar simultaneously, improve sample efficiency and rate of accuracy.

Description

Sampler

Technical Field

The utility model belongs to the technical field of the technique of concrete sample and specifically relates to a sampler is related to.

Background

In engineering construction, cement sampling is a very important supervision work, reasonable and timely sampling detection is indispensable to control of cement quality, and is the first link of engineering quality inspection.

The utility model discloses a cement sampler in cement transport vechicle is disclosed in the chinese utility model patent document that bulletin number is CN205209810U, comprises outer sleeve, inner skleeve and actuating handle, the outer sleeve constitute by suit portion and the counter weight portion that is located suit portion lower extreme, the inner skleeve that rotates the installation through slide bearing is equipped with in suit portion, equal vertical equipartition has corresponding feed inlet on the stack shell of outer sleeve and inner skleeve, it has a spacing hole to open on the stack shell of outer sleeve, is provided with the spacing post of adorning admittedly on the inner skleeve in spacing downthehole, actuating handle install the top at the inner skleeve.

But when taking a sample to the concrete, when taking a sample to certain department in needs layering sample or the concrete, all sample connections that get into the concrete all are in the open mode, lead to the intraoral feed inlet of sample to be filled up entirely, can not carry out the layering sample, still need divide several times to take a sample, and the sample is comparatively troublesome, and the rate of accuracy of sample is not high, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sampler can take a sample to the internal not co-altitude of same jar simultaneously, has improved sampling efficiency and rate of accuracy.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a sampler comprises a handle, a sampling tube and a sampling tube, wherein the sampling tube is arranged at the upper end of the handle;

the sampling tube comprises an inner tube and an outer tube, and the inner tube is rotatably connected in the outer tube;

a plurality of first sampling ports are formed in the side face of the inner pipe along the length direction, and a baffle is arranged between every two adjacent first sampling ports;

a plurality of second sample connection have been seted up along length direction on the outer tube side, it is a plurality of the second sample connection staggers along axial direction, second sample connection and first sample connection are located same height.

By adopting the technical scheme, the sampling tube is arranged into two layers and comprises an inner tube and an outer tube, a plurality of first sampling ports are formed in the side surface of the inner tube, a baffle is arranged between every two adjacent sampling ports, and the arrangement of the baffle prevents samples in the sampling tube from being polluted mutually and influencing detection; be provided with the second sample connection on the same height on the outer tube, a plurality of second sample connections are not on same straight line, through rotating different second sample connections, with the first sample connection coincidence back of difference, are taking a sample. The material can not coincide between the baffle of every difference, is applicable to multilayer layering sample and individual layer sample simultaneously, and simple structure has stronger practicality.

The utility model discloses further set up to: the end face, close to the handle, of the inner tube is provided with a scale disc, the handle penetrates through the center of the scale disc, and the upper end of the outer tube is provided with an indication strip.

Through adopting above-mentioned technical scheme, be carved with the scale on the scale disc, instruct the strip setting on the outer tube, rotate certain angle according to instructing the position on the scale of strip and make the sample connection that has got the sample closed, open the sample connection that does not take a sample.

The utility model discloses further set up to: the upper end of the handle is provided with a hand wheel.

Through adopting above-mentioned technical scheme, the handle upper end is provided with the hand wheel, is convenient for rotate the handle, conveniently aims at first sample connection and second sample connection simultaneously, is convenient for take a sample.

The utility model discloses further set up to: the side of the outer pipe is provided with two stop rods, and the connecting line of the two stop rods passes through the axis of the outer pipe.

By adopting the technical scheme, when the sampling tube extends into the concrete mixing tank for sampling, the stop lever is stopped on the tank body to prevent the sampler from falling into the mixing tank; on the other hand, when extracting the sampling tube from jar internal, can follow jar internal extraction with the sampler through dragging the pin.

The utility model discloses further set up to: the lower end of the outer pipe is provided with a conical structure.

Through adopting above-mentioned technical scheme, the toper structure that the lower extreme set up is convenient for insert in the concrete, reduces the resistance that produces when contacting.

The utility model discloses further set up to: the inner pipe is rotatably connected in the sleeve, and the sleeve is clamped in the outer pipe.

Through adopting above-mentioned technical scheme, the sleeve pipe that sets up between outer tube and the inner tube couples together between the two, when preventing to take out the sampler, the outer tube falls on the internal difficult taking out of jar of concrete.

The utility model discloses further set up to: the improved pipe joint is characterized in that a fixed block is arranged on the sleeve, a first sliding groove is formed in the inner wall of the outer pipe in the vertical direction, the fixed block is connected in the first sliding groove in a sliding mode, a second sliding groove is formed in the lower end of the first sliding groove, the second sliding groove is arranged along the circumferential direction of the outer pipe, and the fixed block is connected in the first sliding groove and the second sliding groove in a sliding mode and clamped in the second sliding groove to rotate.

Through adopting above-mentioned technical scheme, in sliding into the second spout with the fixed block from first spout, the sleeve pipe rotates, and the fixed block card on the sleeve pipe is in the second spout, couples together outer tube and inner tube, when taking out the inner tube from the outer tube, rotates the sleeve pipe, rotates the fixed block to second spout and the criss-cross place of first spout, carries and draws sleeve pipe and inner tube, takes off the inner tube, and this process convenient operation, simple structure has stronger practicality.

The utility model discloses further set up to: the inner wall of the outer pipe is provided with a third sliding groove, the third sliding groove is arranged at the lower end of the second sliding groove and penetrates through the second sliding groove, and the fixing block can be clamped in the third sliding groove.

By adopting the technical scheme, when the inner pipe is rotated, the sleeve pipe can rotate along with the inner pipe, and when the inner pipe is rotated to the intersection of the second sliding groove and the first sliding groove, the inner pipe and the outer pipe can be separated by pulling the hand wheel; in the fixed block rotated the third spout, the third spout blocked fixed block and sleeve pipe, prevented when rotating the inner tube that the sleeve pipe also follows the rotation.

To sum up, the utility model discloses a beneficial technological effect does:

1. a plurality of first sampling ports are formed in the side face of the inner pipe, a baffle is arranged between every two adjacent sampling ports, and the arrangement of the baffle prevents samples taken in the sampling pipes from being polluted mutually and influencing detection; be provided with the second sample connection on the same height on the outer tube, a plurality of second sample connections are not on same straight line, through rotating different second sample connections, with the first sample connection coincidence back of difference, are taking a sample. Materials cannot be overlapped between different baffles, and the baffle plate is simultaneously suitable for multilayer layered sampling and single-layer sampling, has a simple structure and has stronger practicability;

2. the direction and the angle which need to rotate are determined by observing the position relation between a scale disc and an indication strip arranged on the inner tube;

3. the inner pipe and the outer pipe are connected together through a sleeve, and when the sampler is taken out from the tank body, the inner pipe and the outer pipe can be conveniently taken out together; the rotation of the outer pipe cannot be influenced when the inner pipe rotates, the inner pipe can be taken out from the outer pipe, and the structure is simple and reasonable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural view of the inner tube in this embodiment.

Fig. 3 is a schematic structural view of the tube in this embodiment.

Fig. 4 is a schematic structural diagram of the scale disk in the present embodiment.

Fig. 5 is a schematic structural view of the sleeve in this embodiment.

Fig. 6 is a schematic view of the inner wall structure of the tube in this embodiment.

In the figure, 1, a sampling tube; 11. an inner tube; 111. a first sampling port; 112. a baffle plate; 12. an outer tube; 121. a second sampling port; 122. a first chute; 123. a second chute; 124. a third chute; 125. a stop lever; 13. a sleeve; 131. a fixed block; 2. a handle; 21. a graduated disk; 22. an indicator strip; 23. a handwheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a sampler, including sampling tube 1 and handle 2 of setting in sampling tube 1 upper end. The lower end of the sampling tube 1 is stretched into the tank body of the concrete mixing tank by holding the handle 2 by hand for sampling.

Referring to fig. 2 and 3, the sampling tube 1 includes an inner tube 11 and an outer tube 12, both the inner tube 11 and the outer tube 12 being provided in an elongated cylindrical shape. The inner tube 11 is rotatably connected to the inner wall of the outer tube 12, and is slidable between the inner tube 11 and the outer tube 12, and the lower end of the inner tube 11 abuts against the inner lower end of the outer tube 12, so that the inner tube 11 can be pulled out and removed from the outer tube 12. The side of the inner tube 11 is provided with a plurality of first sampling ports 111 along the length of the inner tube 11 in multiple directions, the first sampling ports 111 can be set as square ports, circular ports and the like, and the first sampling ports 111 are set as square ports in the embodiment. The width of the square opening is one quarter of the circumference of the inner tube 11. The number of the first sampling openings 111 is three, the three first sampling openings 111 are arranged on the same straight line, and the size and the shape of the openings are the same. Be provided with baffle 112 between two adjacent first sample connection 111, baffle 112 divides inner tube 11 into three sections from top to bottom, and every section can get the different degree of depth or different sample, and the sample of getting can not mix, can not influence the detection of concrete.

A plurality of second sample connection 121 have been seted up along the length direction of outer tube 12 on the outer tube 12, and second sample connection 121 sets up to three, and the opening of three second sample connection 121 does not set up on same straight line, and three second sample connection 121 sets up on the same high position with first sample connection 111, makes corresponding first sample connection 111 and second sample connection 121 be in the state of opening jointly through rotating inner tube 11, conveniently takes a sample to inner tube 11. The second sampling port 121 has the same size and the same shape as the first sampling port 111. The three second sampling ports 121 occupy the area of a quarter of the circumference respectively, when the remaining quarter of the outer tube 12 rotates to a certain position, the first sampling ports 111 can be ensured to be in a closed state, at the moment, the sampling tube 1 is taken out from the tank body, the taken samples cannot be mixed, and the measurement result cannot be influenced.

Referring to fig. 2, a hand wheel 23 is fixedly connected to the upper end of the handle 2, and the hand wheel 23 is arranged to facilitate rotation of the inner tube 11. The lower end of the handle 2 is fixedly connected to the end wall of the inner tube 11.

Referring to fig. 3, the side surface of the outer tube 12 near the upper end is provided with two stop levers 125, the two stop levers 125 are arranged along the radial direction of the outer tube 12, the connecting line of the two stop levers 125 passes through the axis of the outer tube 12, and when the sampling tube 1 extends into the concrete mixing tank for sampling, the stop levers 125 stop on the tank body to prevent the sampling tube 1 from falling into the mixing tank; on the other hand, when the sampling tube 1 is pulled out from the tank, the sampler can be taken out from the tank by pulling the stopper rod 125. The lower extreme of outer tube 12 sets up the toper structure, makes things convenient for sampling tube 1 to enter into jar internal, reduces sampling tube 1 and enters into jar internal resistance.

Referring to fig. 4, in order to facilitate the determined rotation angle to overlap and sample the second sampling port corresponding to the first sampling port 111 located at the middle or lower section of the upper section, a scale disc 21 is disposed on the upper end surface of the inner tube 11, and the scale disc 21 is fixed above the upper end surface of the inner tube 11 and has the same size as the upper end surface of the inner tube 11. The lower end of the handle 2 passes through the scale disc 21 and is fixedly connected on the upper end surface of the inner tube 11, the upper end surface of the outer tube 12 is provided with an indication strip 22, and the indication strip 22 is fixed on the upper end surface of the outer tube 12. The scale disc 21 is provided with scales, the scale disc 21 is provided with a quartering point, and when the scale disc rotates to a certain point, the first sampling port 111 and the second sampling port 121 of a corresponding certain section coincide with each other. The sample is taken out, after all having coincided and got the sample when rotating three groups of thief hatch, when rotating remaining minute point, second thief hatch 121 all does not coincide with three first thief hatch, at this moment, will get the sample that finishes and take out from the internal portion of jar, take out in inner tube 11 again.

Referring to fig. 5 and 6, when the sampling tube 1 is inserted into the concrete mixer for sampling, the outer tube 12 may be stuck in the concrete and is difficult to be pulled out, and a connecting member is provided between the outer tube 12 and the inner tube 11 to prevent this phenomenon. A sleeve 13 is connected between the inner tube 11 and the outer tube 12, and the sleeve 13 is clamped on the outer wall of the inner tube 11 and is rotatably connected with the inner tube 11. The rotary connection is on the inner wall of sleeve pipe 13, fixedly connected with fixed block 131 on the sleeve pipe 13, and fixed block 131 sets up to two, sets up to square piece, and the line of two fixed blocks 131 passes through the axis of sleeve pipe 13, and fixed block 131 sliding connection is on the inner wall of outer tube 12.

The inner wall of the outer tube 12 is provided with a first sliding chute 122, the first sliding chute 122 is arranged along the vertical direction of the outer tube, and the upper end of the first sliding chute 122 is arranged to the upper end surface of the outer tube 12 and does not penetrate through the inner wall of the whole outer tube 12. The first sliding groove 122 is matched with the fixed block 131 in shape, and the fixed block 131 can slide up and down in the first sliding groove 122. The inner wall of the outer tube 12 at the lower end of the first sliding slot 122 is provided with a second sliding slot 123. The second sliding groove 123 is circumferentially arranged along the outer tube 12, the lower end of the first sliding groove 122 penetrates through one end of the second sliding groove 123, the second sliding groove 123 is matched with the fixed block 131 in shape, the width of the second sliding groove 123 is the same as the height of the fixed block 131, and the fixed block 131 slides downwards into the second sliding groove 123 along the first sliding groove 122.

When rotating inner tube 11, prevent that sleeve pipe 13 from following inner tube 11 and rotating, be provided with third spout 124 on the inner wall of outer tube 12, third spout 124 sets up the lower extreme at second spout 123, and not on same axis with first spout 122, and in fixed block 131 rotated second spout 123, it makes fixed block 131 block in third spout 124 to rotate sleeve pipe 13, blocks sleeve pipe 13.

The implementation principle of the embodiment is as follows:

during installation, the sleeve 13 is installed outside the inner tube 11, the inner tube 11 is inserted into the outer tube 12, the fixing block 131 on the sleeve 13 is aligned to the first sliding groove 122 and slides into the second sliding groove 123 along the first sliding groove 122, the sleeve 13 is rotated, the fixing block 131 is clamped in the third sliding groove 124 communicated with the lower end of the second sliding groove 123, and the inner tube 11 and the outer tube 12 are connected in a clamped mode.

When the sampling pipe 1 is used, the sampling pipe is inserted into a concrete tank truck, the hand wheel 23 is rotated to enable the corresponding first sampling port 111 and the second sampling port 121 to be overlapped for sampling, then the hand wheel 23 is rotated, and when the sampling pipe is rotated by 90 degrees, other first sampling ports 111 on the inner pipe 11 and the second sampling port 121 on the outer pipe 12 are overlapped for sampling; until the last one is full. The hand wheel 23 is rotated to make the three first sampling ports 111 correspond to the inner wall of the outer tube 12, at this time, all the sampling ports are in a closed state, and the sampler is taken out from the tank body by pulling the stop lever 125. After taking out the sample, the inner tube 11 can be rotated to make the first sampling port 111 and the second sampling port 121 on the first segment coincide to take out the sample until the last group of samples is taken out. Finally, if the inner tube 11 needs to be cleaned, the fixing block 131 on the sleeve 13 is taken out from the first chute 122 and the second chute 123, and the hand wheel 23 is pulled.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A sampler, characterized by: comprises a sampling tube (1) and a handle (2) arranged at the upper end of the sampling tube (1);

the sampling tube (1) comprises an inner tube (11) and an outer tube (12), and the inner tube (11) is rotatably connected in the outer tube (12);

a plurality of first sampling ports (111) are formed in the side face of the inner pipe (11) along the length direction, and a baffle plate (112) is arranged between every two adjacent first sampling ports (111);

a plurality of second sampling ports (121) are formed in the side face of the outer pipe (12) along the length direction, the second sampling ports (121) are staggered along the axial direction, and the second sampling ports (121) and the first sampling ports (111) are located at the same height.

2. A sampler according to claim 1, characterised in that: the handle is characterized in that a scale disc (21) is arranged on the end face, close to the handle (2), of the inner tube (11), the handle (2) penetrates through the center of the scale disc (21), and an indication strip (22) is arranged at the upper end of the outer tube (12).

3. A sampler according to claim 1, characterised in that: the upper end of the handle (2) is provided with a hand wheel (23).

4. A sampler according to claim 1, characterised in that: the side surface of the outer pipe (12) is provided with two stop levers (125), and the connecting line of the two stop levers (125) passes through the axis of the outer pipe (12).

5. A sampler according to claim 1, characterised in that: the lower end of the outer pipe (12) is arranged to be in a conical structure.

6. A sampler according to claim 1, characterised in that: a sleeve (13) is connected between the inner tube (11) and the outer tube (12), the inner tube (11) is rotatably connected in the sleeve (13), and the sleeve (13) is clamped in the outer tube (12).

7. A sampler according to claim 6, characterised in that: be provided with fixed block (131) on sleeve pipe (13), first spout (122) have been seted up along vertical direction on the inner wall of outer tube (12), fixed block (131) sliding connection is in first spout (122), the lower extreme of first spout (122) is provided with second spout (123), second spout (123) set up along the circumference of outer tube (12), fixed block (131) sliding connection is in first spout (122) and second spout (123) and the card is in second spout (123) internal rotation.

8. A sampler according to claim 7, characterised in that: the inner wall of the outer pipe (12) is provided with a third sliding groove (124), the third sliding groove (124) is arranged at the lower end of the second sliding groove (123) and penetrates through the second sliding groove (123), and the fixing block (131) can be clamped in the third sliding groove (124).