CN216955292U

CN216955292U - Sampling device for hydrogeology convenient to carry

Info

Publication number: CN216955292U
Application number: CN202220625992.7U
Authority: CN
Inventors: 于雯; 徐旻天; 李一平
Original assignee: Shandong Institute of Geological Surveying and Mapping
Current assignee: Shandong Institute of Geological Surveying and Mapping
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-12
Anticipated expiration: 2032-03-22

Abstract

The utility model provides a sampling device for hydrogeology convenient to carry, is including storing up the appearance bucket, it is equipped with the exhaust hole to store up appearance barrel head, the exhaust hole articulates there is first apron, it has the spacer pin to store up appearance barrel head articulated, the spacer pin is used for the restriction first apron opens and shuts, spacer pin one end rigid coupling has the haulage rope, the float has been worn to the haulage rope, the float is relative the haulage rope motion. In this device, be equipped with the haulage rope cooperation float and the fixation clamp of scale interval, accomplish accurate depthkeeping sample under the circumstances of no electric drive, only need manual the restriction of relieving the spacer pin to first apron just can sample water for this device is more simple and convenient when using, and only has the sash weight to be metal parts in this device, and other parts are nonmetal, make the whole device lightly easily carry.

Description

Sampling device for hydrogeology convenient to carry

Technical Field

The utility model relates to the technical field of sampling, in particular to a portable hydrogeology sampling device.

Background

In order to ensure the water safety, when water quality research and test are carried out on riverways, wells and the like, water samples are taken at different depths below the water surface for analysis so as to determine each index and component composition of the water quality. Present water sampling device is of a great variety, but these sampling device most structure are complicated, and auxiliary fixtures are many, and operating procedure is loaded down with trivial details, and the size is difficult for carrying greatly, and most of sampling devices still are equipped with the battery and come driving motor to carry out depthkeeping sample, and when field work battery insufficient voltage, then can not carry out the sample operation again, influence the sample progress.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a portable hydrogeology sampling device which is simple in structure, convenient to operate, portable in integral device and convenient to carry, and can complete accurate depth setting sampling under the condition of no electric drive.

The utility model provides a sampling device for hydrogeology convenient to carry, is including storing up the appearance bucket, it is equipped with the exhaust hole to store up appearance barrel head, the exhaust hole articulates there is first apron, it has the spacer pin to store up appearance barrel head articulated, the spacer pin is used for the restriction first apron opens and shuts, spacer pin one end rigid coupling has the haulage rope, the float has been worn to the haulage rope, the float is relative the haulage rope motion.

Furthermore, a limiting ring is fixedly connected to one end of the limiting pin, and a first groove is formed in the side face of the limiting ring.

Furthermore, the limiting ring is hinged to a first fixing block, the first fixing block is fixedly connected to the top end of the sample storage barrel, and the limiting ring rotates relative to the first fixing block.

Further, a second fixed block is fixedly connected to the top end of the sample storage barrel, and a second groove is formed in the side face of the second fixed block.

Furthermore, a spring is arranged in the second groove, a thimble is embedded in the second groove, one end of the thimble is in contact with the spring, a bulge is arranged at the other end of the thimble, and the bulge is used for limiting the rotation of the limiting pin.

Further, store up appearance barrel head portion and be equipped with the water inlet, the water inlet articulates there is the second apron, the second apron is located store up inside the appearance bucket.

Furthermore, the bottom end of the sample storage barrel is fixedly connected with a hanging hammer, and a gap is reserved between the top surface of the hanging hammer and the bottom surface of the sample storage barrel.

Furthermore, the float density is less than water, and the float buoyancy is equal to the sum of the gravity of the limiting pin, the limiting ring, the thimble, the spring, the first fixing block, the second fixing block, the sample storage barrel, the first cover plate, the second cover plate and the hanging hammer.

Furthermore, scales are arranged on the traction rope, and the traction rope clamps a fixing clamp.

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

firstly, a hauling rope with scale values is matched with a floater and a fixing clamp, and accurate depth-setting sampling is completed under the condition of no electric drive.

And secondly, water can be sampled only by manually removing the limitation of the limiting pin on the first cover plate, so that the device is simpler and more convenient to use.

And only the hanging hammer in the device is a metal part, and other parts are non-metal, so that the whole device is light and easy to carry.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a cross-sectional view of a portable hydrogeological sampling apparatus.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is an enlarged view at B in fig. 1.

Fig. 4 is an enlarged view at C in fig. 1.

In the figure: 1-sample storage barrel, 11-first cover plate, 12-limiting pin, 13-limiting ring, 14-first fixing block, 15-second fixing block, 151-spring, 152-thimble, 153-bulge, 16-second cover plate, 2-hauling rope, 21-floater, 22-fixing clamp and 3-hanging hammer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The specific embodiment is as follows:

as shown in fig. 1, a portable hydrogeological sampling device comprises a sample storage barrel 1, the sample storage barrel 1 is of a barreled structure formed by casting acrylic, a cavity is arranged in the sample storage barrel 1, sealing covers are sealed on the upper and lower surfaces of the sample storage barrel 1, a circular exhaust hole is formed in each sealing cover on the sample storage barrel 1, a first cover plate 11 is hinged on each sealing cover on the sample storage barrel 1, each first cover plate 11 is a circular plate made of acrylic, each first cover plate 11 corresponds to the corresponding exhaust hole, each first cover plate 11 is turned upwards relative to the sample storage barrel 1 and is opened and closed, a first sealing ring is arranged on the bottom surface of each first cover plate 11 and can completely seal the exhaust hole, a first fixing block 14 is fixedly welded on each sealing cover on the sample storage barrel 1, as shown in fig. 3, each first fixing block 14 is made of acrylic, each first fixing block 14 is provided with a hinge shaft, each first fixing block 14 is hinged with a limiting ring 13, each limiting ring 13 is of a circular structure made of acrylic, the side wall of the limit ring 13 is provided with a first groove, the side wall of the limit ring 13 is fixedly welded with a limit pin 12, the limit pin 12 is made of acrylic, the upper sealing cover of the sample storage barrel 1 is fixedly welded with a second fixing block 15, the second fixing block 15 is a cuboid made of acrylic, the side surface of the second fixing block 15 is provided with a second groove, a spring 151 is embedded in the second groove, a thimble 152 is also embedded in the second groove, the thimble 152 is a cylinder made of acrylic, one end of the thimble 152 is contacted with the spring 151, the other end of the thimble 152 is exposed out of the second groove, the other end of the thimble 152 is provided with a bulge 153, the bulge 153 is a hemisphere made of acrylic, the bulge 153 corresponds to the first groove, one end of the thimble 152 compresses the spring 151, when the limit pin 12 rotates along with the limit ring 13, the thimble 152 enables the bulge 153 to be embedded in the first groove under the action of the spring 151, at the moment, the bulge 153 limits the rotation of the limit ring 13, thereby also restricted the spacer pin 12 and rotated, the one end bottom surface of spacer pin 12 under the restricted condition contacts with first apron 11 top surface, and spacer pin 12 restriction first apron 11 upset this moment, and this device is in the in-process of using, only needs the manual restriction of removing spacer pin 12 to first apron 11 just can sample water for this device is more simple and convenient when using.

As shown in fig. 2, the movable end of the limit pin 12 is fixedly connected with a hauling rope 2, the hauling rope 2 is provided with length scales, the hauling rope 2 is provided with a floater 21 in a penetrating manner, the floater 21 is a conical body made of polyvinyl chloride with density lower than that of water, the tip of the conical body faces downwards, the hauling rope 2 penetrates through the central shaft of the floater 21, the floater 21 can freely slide up and down relative to the hauling rope 2, the hauling rope 2 is clamped with a fixing clamp 22, the fixing clamp 22 is positioned above the floater 21, the fixing clamp 22 can limit the floater 21 to move upwards, the hauling rope 2 provided with scale values is matched with the floater 21 and the fixing clamp 22, and accurate depth-setting sampling is completed under the condition of no electric drive.

As shown in fig. 4, a water inlet is arranged on the lower sealing cover of the sample storage barrel 1 near the edge of the lower sealing cover, a second cover plate 16 is hinged on the water inlet, the second cover plate 16 is a circular plate made of acrylic, the second cover plate 16 is hinged on the upper surface of the lower sealing cover of the sample storage barrel 1, the second cover plate 16 is turned upwards relative to the lower sealing cover of the sample storage barrel 1, the second cover plate 16 corresponds to the water inlet, a second sealing ring is arranged on the bottom surface of the second cover plate 16, the second sealing ring can completely seal the water inlet, connecting rods are fixedly bonded on the bottom surface of the lower sealing cover of the sample storage barrel 1, the connecting rods are three, the connecting rods are cylindrical bodies made of acrylic, the three connecting rods are uniformly and vertically bonded on the edge of the bottom surface of the lower sealing cover of the sample storage barrel 1, a hanging hammer 3 is fixedly bonded on the bottom end of the connecting rods, the hanging hammer 3 is a conical body made of a steel block, only the hanging hammer 3 in the device is a metal part, and other parts are all non-metals, so that the whole device is light and easy to carry.

In this sampling device, the buoyancy of float 21 equals the gravity of other components in this sampling device except float 21 and haulage rope 2, and the material of haulage rope 2 is the same with the density of water, and storage appearance bucket 1 is under the condition that first closing cap is restricted to open, because the pressure of storage appearance bucket 1 internal cavity for water can not get into storage appearance bucket 1 inside by the water inlet, and under this condition, the resultant force that each component that is located the aquatic received is downward and is less than the buoyancy of float 21.

When the device is used, firstly, according to the depth to be sampled, the fixing clamp 22 is clamped at the corresponding scale value position on the traction rope 2, the limiting pin 12 is rotated to enable the bulge 153 at the top end of the thimble 152 to be embedded into the first groove, at the moment, the limiting pin 12 limits the first cover plate 11 to overturn, the floater 21 is lightly placed close to the limiting pin 12, the traction rope 2 is lightly lifted, under the condition that the limiting pin 12 is not limited, the sample storage barrel 1 is slowly sent into the water, the traction rope 2 is sunk into the water along with the sample storage barrel, at the moment, the floater 21 integrally floats on the water surface, after the fixing clamp 22 is intercepted by the floater 21, the sample storage barrel 1 reaches the depth to be sampled, at the moment, the floater 21 is downwards settled, at the moment, the traction rope 2 is rapidly pulled upwards by a small amplitude, the thimble 152 can be separated from the first groove, at the moment, the limiting pin 12 rotates to remove the limit on the first cover plate 11, the first cover plate 11 is upwards overturned, water enters the sample storage barrel 1 from the water inlet, the floater 21 continuously settles downwards at the moment, when the floater 21 is static, the sample storage barrel 1 is full of water samples, the traction rope 2 is pulled upwards, the gas outlet and the water inlet are respectively sealed by the first cover plate 11 and the second cover plate 16, and after the sample storage barrel 1 is taken out, the water samples can be taken out by manually turning the first cover plate 11 and the second cover plate 16.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement 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 sampling device for hydrogeology convenient to carry, is including storing up appearance bucket (1), its characterized in that, it is equipped with the exhaust hole to store up appearance bucket (1) top, the exhaust hole articulates there is first apron (11), it has spacer pin (12) to store up appearance bucket (1) top, spacer pin (12) are used for the restriction first apron (11) open and shut, spacer pin (12) one end rigid coupling has haulage rope (2), float (21) have been worn in haulage rope (2), float (21) are relative haulage rope (2) motion.

2. The portable hydrogeological sampling device of claim 1 wherein: one end of the limiting pin (12) is fixedly connected with a limiting ring (13), and a first groove is formed in the side face of the limiting ring (13).

3. The portable hydrogeological sampling device of claim 2 wherein: spacing ring (13) are articulated to have first fixed block (14), first fixed block (14) rigid coupling in store up appearance bucket (1) top, spacing ring (13) are relative first fixed block (14) rotate.

4. The portable hydrogeological sampling device of claim 1 wherein: store up appearance bucket (1) top rigid coupling has second fixed block (15), second fixed block (15) side is equipped with the second recess.

5. The portable hydrogeological sampling device of claim 4 wherein: be equipped with spring (151) in the second recess, second recess is embedded into and is had thimble (152), thimble (152) one end with spring (151) contact, thimble (152) other end is equipped with protruding (153), protruding (153) are used for restricting spacer pin (12) rotate.

6. The portable hydrogeological sampling device of claim 1 wherein: store up appearance bucket (1) bottom and be equipped with the water inlet, the water inlet articulates there is second apron (16), second apron (16) are located store up inside appearance bucket (1).

7. The portable hydrogeological sampling device of claim 5 wherein: store up appearance bucket (1) bottom rigid coupling has sash weight (3), sash weight (3) top surface with store up appearance bucket (1) bottom surface and have the clearance.

8. The portable hydrogeological sampling device of claim 1 wherein: float (21) density is less than water, float (21) buoyancy equals the gravity sum of spacer pin (12), spacing ring (13), thimble (152), spring (151), first fixed block (14), second fixed block (15), storage appearance bucket (1), first apron (11), second apron (16) and sash weight (3).

9. The portable hydrogeological sampling device of claim 1 wherein: scales are arranged on the traction rope (2), and a fixing clamp (22) is clamped on the traction rope (2).