CN119915561A - A portable well water sampling device - Google Patents
A portable well water sampling device Download PDFInfo
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- CN119915561A CN119915561A CN202510424154.1A CN202510424154A CN119915561A CN 119915561 A CN119915561 A CN 119915561A CN 202510424154 A CN202510424154 A CN 202510424154A CN 119915561 A CN119915561 A CN 119915561A
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Abstract
本发明公开了一种便携式水井水样取样装置，涉及取样装置技术领域，包括支架、绞盘、第二钢丝软管、两通接头、第三钢丝软管、电机抽水泵，所述电机抽水泵的下表面设置有过滤网筒，所述过滤网筒的内壁固定连接有固定架，所述固定架上安装有钢尺水位计，所述过滤网筒的底端固定连接有底座，所述底座上设置有用于防止网孔堵塞的防堵机构，所述过滤网筒上设置有用于过滤网筒与电机抽水泵对接的对接机构。本发明通过防堵机构，能够在过滤网筒上的网孔被水中的杂质堵塞，致使水的流量降低时，通过水对过滤网筒的网孔造成一定的冲击力，以便于有效缓解过滤网筒网孔被杂质堵塞的情况，从而可进一步提高对地下水采样的效率。
The present invention discloses a portable well water sampling device, which relates to the technical field of sampling devices, and includes a bracket, a winch, a second steel hose, a two-way joint, a third steel hose, and a motor pump. The lower surface of the motor pump is provided with a filter screen cylinder, the inner wall of the filter screen cylinder is fixedly connected with a fixing frame, a steel ruler water level gauge is installed on the fixing frame, the bottom end of the filter screen cylinder is fixedly connected with a base, an anti-blocking mechanism for preventing mesh clogging is provided on the base, and a docking mechanism for docking the filter screen cylinder with the motor pump is provided on the filter screen cylinder. The present invention can cause a certain impact force on the mesh of the filter screen cylinder through the anti-blocking mechanism when the mesh on the filter screen cylinder is blocked by impurities in the water, resulting in a decrease in the flow of water, so as to effectively alleviate the situation that the mesh of the filter screen cylinder is blocked by impurities, thereby further improving the efficiency of groundwater sampling.
Description
Technical Field
The invention relates to the technical field of sampling devices, in particular to a portable water sampling device for a water well.
Background
The underground water sampling is mainly used for monitoring water quality, tracking pollution sources, keeping in compliance with environmental regulations, supporting water resource management, promoting scientific research and guaranteeing public health, the sampling activities provide key information about the quality of the underground water, the sustainable utilization and protection of the water resources are guaranteed, the underground water of a water well is the preferred method for guaranteeing accurate and reliable sampling due to representativeness, convenience, feasibility, safety and versatility of long-term monitoring, and the continuous tracking of water quality change and the support of water resource management are facilitated.
At present, when the underground water sampling device is used, the motor water pump and the electric high-pressure air compressor water pump can be matched with each other, the underground water sampling device cannot be affected by the shallow water level of the underground water monitoring well and the like, and underground water of a well is efficiently extracted, but in the process, due to the fact that the impurity content in the underground water is high, the operation and the maintenance are improper and the like, the meshes of the net barrel are blocked by impurities, so that the water flow efficiency and the stability of sampling are poor, and the efficiency of underground water sampling are further improved.
Disclosure of Invention
The invention aims to provide a portable water sampling device for a water well, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The portable water sample sampling device for the water well comprises a support, wherein a winch is rotationally connected to the support, a second steel wire hose is wound on the winch, a two-way joint is arranged at one end part of the second steel wire hose, the two-way joint is positioned at the outer side of the winch, a third steel wire hose is arranged at the bottom end of the two-way joint, a motor water suction pump is arranged at the bottom end of the third steel wire hose, a filter screen cylinder is arranged on the lower surface of the motor water suction pump, a fixing frame is fixedly connected to the inner wall of the filter screen cylinder, a steel ruler water gauge is arranged on the fixing frame, a base is fixedly connected to the bottom end of the filter screen cylinder, and an anti-blocking mechanism for preventing mesh from being blocked is arranged on the base;
The filter screen cylinder is provided with a butt joint mechanism for butt joint of the filter screen cylinder and the motor water pump.
Based on the technical scheme, the invention also provides the following optional technical schemes:
In an alternative scheme, the anti-blocking mechanism comprises:
a rotating assembly disposed on the base;
the rotating assembly comprises:
The support rotating block is arranged in the base and is rotationally connected with the base, the top end of the support rotating block is fixedly connected with a connecting rotating rod, the connecting rotating rod penetrates through the base to the inside of the filter screen cylinder, the top end of the connecting rotating rod is fixedly connected with a spiral fan, and the spiral fan is positioned below the steel ruler water level gauge;
The connecting rotating rod is provided with a first lifting assembly;
And a limiting assembly is arranged on the connecting rotating rod.
In an alternative, the first lifting assembly comprises:
The vertical equidistance slip cup joints a plurality of lift push plates on connecting the bull stick outer wall, the first deflector of inner wall circumference equidistance fixedly connected with of filter screen section of thick bamboo, the lift push plate slides and cup joints on the outer wall of a plurality of first deflector, the first guide slider of inner wall circumference equidistance fixedly connected with of lift push plate, a plurality of the outer wall of first guide slider all is hemispherical, connect bull stick and first guide slider to meet position department and seted up the gliding first guide spout of confession first guide slider.
In an alternative scheme, the limiting assembly comprises:
The limiting rotary table is fixedly connected to the outer wall of the connecting rotary rod, the limiting rotary table is rotationally connected with the base, a first limiting ring is integrally formed on the outer wall of the limiting rotary table, a first limiting rotary groove for the first limiting ring to rotate is formed at the joint position of the base and the first limiting ring, the bottom end of the limiting rotary table is fixedly connected with a limiting rotary drum, and the limiting rotary drum is positioned at the outer side of the supporting rotary block;
The limiting rotary drum is provided with a second lifting assembly;
And a reset component is arranged on the supporting rotating block.
In an alternative, the second lifting assembly comprises:
The lifting slip ring is sleeved on the outer wall of the limiting rotary drum in a sliding manner, a plurality of second guide plates are fixedly connected to the inner wall of the base at equal intervals in the circumferential direction, the lifting slip ring is sleeved on the outer wall of the plurality of second guide plates in a sliding manner, a plurality of second guide sliding blocks are fixedly connected to the inner wall of the lifting slip ring at equal intervals in the circumferential direction, the outer walls of the second guide sliding blocks are hemispherical, and a second guide sliding groove for the sliding of the second guide sliding blocks is formed in the position where the limiting rotary drum is connected with the second guide sliding blocks.
In an alternative scheme, the reset component is a torsion spring sleeved on the outer wall of the supporting rotating block, the end parts at the two ends of the torsion spring are respectively integrally formed with end heads penetrating into the limiting rotating disc and the base, and the connecting positions of the limiting rotating disc, the base and the end heads are respectively provided with a hole groove for inserting the end heads.
In an alternative, the docking mechanism comprises:
The butt joint assembly is arranged on the filter screen cylinder;
The butt joint assembly comprises:
The first butt joint ring is fixedly connected to the outer wall of the motor water pump, a plurality of connecting blocks are fixedly connected to the bottom end of the first butt joint ring at equal intervals in the circumferential direction, the connecting blocks penetrate into the second butt joint ring, butt joint blocks are fixedly connected to the bottom ends of the connecting blocks, the outer wall of the bottom ends of the butt joint blocks is in a circular truncated cone shape, arc-shaped sliding grooves for the butt joint blocks and the connecting blocks to slide are formed in the joint positions of the second butt joint ring, the butt joint blocks and the connecting blocks, butt joint slots for the butt joint blocks to slide up and down are formed in the end parts of one end of the arc-shaped sliding grooves, and the inner cavities of the butt joint slots are mutually communicated with the inner cavities of the arc-shaped sliding grooves;
The first butt joint ring is provided with a locking component.
In an alternative scheme, the locking component is a bolt arranged on the first butt joint ring, the bolt penetrates through the first butt joint ring to the inside of the second butt joint ring, and the bolt is in threaded connection with the second butt joint ring.
In an alternative scheme, one end of the winch is fixedly connected with a fixed joint, the other end of the second steel wire hose is fixedly connected with one end of the fixed joint, the outer wall of the fixed joint is rotationally sleeved with a rotary joint, the inner wall of the rotary joint is integrally formed with a second limiting ring, a second limiting rotating groove for the second limiting ring to rotate is formed in the position where the fixed joint is connected with the second limiting ring, an electric high-pressure air compressor water pump is arranged on one side of the bracket, a water inlet and a water outlet are symmetrically arranged on the electric high-pressure air compressor water pump, a first steel wire hose is arranged between the winch and the electric high-pressure air compressor water pump, one end of the first steel wire hose is fixedly connected with the water inlet of the electric high-pressure air compressor water pump through a spiral buckle, and the other end of the first steel wire hose is fixedly connected with the port of the second steel wire hose through the spiral buckle.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the anti-blocking mechanism, when the mesh holes on the filter screen cylinder are blocked by impurities in water, and the flow rate of the water is reduced, a certain impact force is caused on the mesh holes of the filter screen cylinder by the water, so that the situation that the mesh holes of the filter screen cylinder are blocked by the impurities is effectively relieved, and the efficiency of sampling underground water can be further improved.
2. According to the invention, the convenient butt joint fixing and separating between the motor water pump and the filter screen cylinder can be realized through the butt joint mechanism, so that the filter screen cylinder and the steel ruler water level gauge can be conveniently maintained.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of a two-way joint according to the present invention.
Fig. 3 is a schematic structural view of a docking mechanism according to the present invention.
Fig. 4 is a schematic view of the internal structure of the filter cartridge of the present invention.
Fig. 5 is a schematic view of the internal structure of the base of the present invention.
Fig. 6 is a schematic view of a second guiding chute according to the present invention.
Fig. 7 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention.
Fig. 8 is a schematic view of a partial enlarged structure at B in fig. 2 according to the present invention.
Fig. 9 is a partially enlarged schematic view of the structure of fig. 4 at C in accordance with the present invention.
Reference numerals annotate 1, bracket, 201, lifting pushing plate, 202, first guide sliding groove, 203, supporting rotating block, 204, lifting sliding ring, 205, spiral fan, 206, first guide plate, 207, connecting rotating rod, 208, first guide sliding block, 209, limit rotating disc, 2010, torsion spring, 2011, second guide plate, 2012, second guide sliding block, 2013, second guide sliding groove, 2014, limit rotating drum, 301, butt-joint inserting block, 302, butt-joint inserting groove, 303, arc-shaped sliding groove, 304, first butt-joint ring, 305, connecting block, 306, second butt-joint ring, 307, bolt, 4, electric high-pressure air compressor water pump, 5, first steel wire hose, 6, second steel wire hose, 7, winch, 8, two-way joint, 9, third steel wire hose, 10, motor water pump, 11, filter screen drum, 12, base, 13, fixing frame, 14, steel ruler water level gauge, 15, fixed joint, 16, rotating joint.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent.
In one embodiment, as shown in fig. 1-9, a portable water sampling device for a water well comprises a bracket 1, wherein a winch 7 is rotatably connected to the bracket 1, a second steel wire hose 6 is wound on the winch 7, one end part of the second steel wire hose 6 is provided with a two-way joint 8, the two-way joint 8 is positioned at the outer side of the winch 7, the bottom end of the two-way joint 8 is provided with a third steel wire hose 9, the bottom end of the third steel wire hose 9 is provided with a motor water pump 10, the second steel wire hose 6, the two-way joint 8, the third steel wire hose 9 and the motor water pump 10 are fixedly connected in a spiral buckle manner, the lower surface of the motor water pump 10 is provided with a filter screen cylinder 11, the inner wall of the filter screen cylinder 11 is fixedly connected with a fixing frame 13, a steel ruler water level gauge 14 is arranged on the fixing frame 13, the bottom end of the filter screen cylinder 11 is fixedly connected with a base 12, one end of the winch 7 is fixedly connected with a fixed joint 15, the other end of the second steel wire hose 6 is fixedly connected with one end of the fixed joint 15, the outer wall of the fixed joint 15 is rotationally sleeved with a rotary joint 16, a second limiting ring is integrally formed on the inner wall of the rotary joint 16, a second limiting rotating groove for the rotation of the second limiting ring is formed at the joint position of the fixed joint 15 and the second limiting ring, one side of the bracket 1 is provided with an electric high-pressure air compressor water pump 4, a water inlet and a water outlet are symmetrically arranged on the electric high-pressure air compressor water pump 4, a first steel wire hose 5 is arranged between the winch 7 and the electric high-pressure air compressor water pump 4, one end of the first steel wire hose 5 is fixedly connected with the water inlet of the electric high-pressure air compressor water pump 4 through a spiral buckle, the other end of the first steel wire hose 5 is fixedly connected with the port of the second steel wire hose 6 through a spiral buckle, and an anti-blocking mechanism for preventing meshes from being blocked is arranged on the base 12;
The filter screen cylinder 11 is provided with a docking mechanism for docking the filter screen cylinder 11 with the motor water pump 10;
In this embodiment, it needs to be specifically described that the electric high-pressure air compressor water pump 4 is electrically connected with the power supply by means of power supply opposite insertion, meanwhile, the electric high-pressure air compressor water pump 4, the first steel wire hose 5, the rotary joint 16, the fixed joint 15, the second steel wire hose 6, the two-way joint 8, the third steel wire hose 9, the motor water pump 10 and the steel ruler water gauge 14 are electrically connected by means of plug-in power supply, wherein the second steel wire hose 6 and the third steel wire hose 9 are provided with scale bars, and the winch 7 is provided with a buzzer for detecting whether the device is electrified;
When the water sampling device is used, the whole sampling device can be in a state that a power circuit is to be electrified by utilizing a connection mode of plug-in electrifying and a spiral buckle, and the length of the second steel wire hose 6 is extended according to actual conditions, in the process, the filter screen cylinder 11 is pushed to be in contact with the lower surface of the motor water suction pump 10, at the moment, the convenient butt joint and fixation between the motor water suction pump 10 and the filter screen cylinder 11 can be realized through a butt joint mechanism, and after a water sample is sampled, the convenient maintenance on the filter screen cylinder 11 and the steel gauge water gauge 14 can be realized through the convenient separation between the motor water suction pump 10 and the filter screen cylinder 11;
When the underground water sample is sampled, and when the mesh holes on the filter screen cylinder 11 are blocked by impurities in water to reduce the flow rate of the water, the anti-blocking mechanism can push the water in the inner cavity of the filter screen cylinder 11 at the moment, and a certain impact force is caused on the mesh holes of the filter screen cylinder 11, so that the situation that the mesh holes of the filter screen cylinder 11 are blocked by the impurities is effectively relieved, and the underground water sampling efficiency can be further improved;
In one embodiment, as shown in FIGS. 4-9, the anti-blocking mechanism includes a rotating assembly disposed on the base 12;
The rotating assembly comprises a supporting rotating block 203 arranged in the base 12, wherein the supporting rotating block 203 is rotationally connected with the base 12, the top end of the supporting rotating block 203 is fixedly connected with a connecting rotating rod 207, the connecting rotating rod 207 penetrates through the base 12 to the inside of the filter screen barrel 11, the top end of the connecting rotating rod 207 is fixedly connected with a spiral fan 205, and the spiral fan 205 is positioned below the steel ruler water level gauge 14;
a first lifting assembly is provided on the connecting rod 207;
a limit component is arranged on the connecting rotating rod 207;
The first lifting assembly comprises a plurality of lifting push plates 201 which are vertically and equidistantly sleeved on the outer wall of a connecting rotating rod 207 in a sliding manner, a plurality of first guide plates 206 are fixedly connected to the inner wall of the filter screen cylinder 11 in a circumferential equidistant manner, the lifting push plates 201 are slidably sleeved on the outer walls of the plurality of first guide plates 206, a plurality of first guide sliding blocks 208 are fixedly connected to the inner wall of the lifting push plates 201 in a circumferential equidistant manner, the outer walls of the plurality of first guide sliding blocks 208 are hemispherical, first guide sliding grooves 202 for the sliding of the first guide sliding blocks 208 are formed in the connecting position of the connecting rotating rod 207 and the first guide sliding blocks 208, a certain gap is reserved between the outer wall of the lifting push plates 201 and the inner wall of the filter screen cylinder 11, and through the mutual matching of the rotating assembly and the first lifting assembly, a certain impact force is caused to the mesh holes of the filter screen cylinder 11 by water when the flow of water is reduced, so that the situation that the mesh holes of the filter screen cylinder 11 are blocked by impurities is effectively relieved;
In one embodiment, as shown in fig. 4-9, the limiting assembly comprises a limiting turntable 209 fixedly connected to the outer wall of the connecting rotary rod 207, wherein the limiting turntable 209 is rotationally connected with a base 12, a first limiting ring is integrally formed on the outer wall of the limiting turntable 209, a first limiting rotating groove for the first limiting ring to rotate is formed at the joint position of the base 12 and the first limiting ring, a limiting rotating drum 2014 is fixedly connected to the bottom end of the limiting turntable 209, and the limiting rotating drum 2014 is positioned at the outer side of the supporting rotating block 203;
a second lifting assembly is arranged on the limit rotating drum 2014;
A reset component is arranged on the supporting rotating block 203;
The second lifting assembly comprises a lifting slip ring 204 which is sleeved on the outer wall of a limit rotating drum 2014 in a sliding manner, a plurality of second guide plates 2011 are fixedly connected to the inner wall of a base 12 in a circumferential equidistant manner, the lifting slip ring 204 is sleeved on the outer walls of the plurality of second guide plates 2011 in a sliding manner, a plurality of second guide sliding blocks 2012 are fixedly connected to the inner wall of the lifting slip ring 204 in a circumferential equidistant manner, the outer walls of the plurality of second guide sliding blocks 2012 are hemispherical, and a second guide sliding groove 2013 for the second guide sliding blocks 2012 to slide is formed at the joint position of the limit rotating drum 2014 and the second guide sliding blocks 2012;
the reset component is a torsion spring 2010 sleeved on the outer wall of the supporting rotating block 203, the end parts at the two ends of the torsion spring 2010 are respectively integrally formed with ends penetrating into the limiting turntable 209 and the base 12, the connecting positions of the limiting turntable 209, the base 12 and the ends are provided with hole slots for inserting the ends, and the connecting rotating rod 207 can be rotationally limited by the mutual matching of the limiting component, the second lifting component and the reset component;
in one embodiment, as shown in FIGS. 1-7, the docking mechanism includes a docking assembly disposed on the filter cartridge 11;
The butt joint assembly comprises a second butt joint ring 306 fixed on the outer wall of the filter screen barrel 11, a first butt joint ring 304 is arranged on the upper surface of the second butt joint ring 306, the first butt joint ring 304 is fixedly connected on the outer wall of the motor water pump 10, a plurality of connecting blocks 305 are fixedly connected at equal intervals in the circumferential direction of the bottom end of the first butt joint ring 304, the plurality of connecting blocks 305 penetrate into the second butt joint ring 306, butt joint blocks 301 are fixedly connected at the bottom ends of the plurality of connecting blocks 305, the outer wall of the bottom ends of the butt joint blocks 301 is in a round table shape, arc-shaped sliding grooves 303 for the butt joint blocks 301 and the connecting blocks 305 to slide are formed in the positions, where the second butt joint ring 306 is connected with the butt joint blocks 301 and the connecting blocks 305, butt joint slots 302 for the butt joint blocks 301 to slide up and down are formed in the end parts of the second butt joint ring 306, and the inner cavities of the arc-shaped sliding grooves 303 are mutually communicated;
the first docking collar 304 has a locking assembly disposed thereon;
The locking subassembly is the bolt 307 that sets up on first docking ring 304, and bolt 307 runs through the inside of first docking ring 304 to second docking ring 306, and bolt 307 and second docking ring 306 threaded connection through the cooperation of docking subassembly and locking subassembly, can realize convenient butt joint fixed and the separation between motor suction pump 10 and the filter screen section of thick bamboo 11 to this can carry out convenient maintenance to filter screen section of thick bamboo 11, steel ruler fluviograph 14.
The embodiment discloses a portable water sampling device for a water well, wherein when the portable water sampling device is used, a power supply, an electric high-pressure air compressor water pump 4, a first steel wire hose 5, a rotary joint 16, a second steel wire hose 6, a motor water pump 10 and a steel ruler water level gauge 14 are sequentially connected by using a connection mode of plug-in power and a screw buckle, and if the water level of the water well is too deep, the length of the second steel wire hose 6 is insufficient, the second steel wire hose 6, the two-way joint 8, the third steel wire hose 9 and the motor water pump 10 are sequentially connected by using the connection mode of plug-in power and the screw buckle, so that the whole sampling device is in a power circuit to be in a power-on state, and the length of the second steel wire hose 6 is extended according to actual conditions;
In the process, the filter screen cylinder 11 is pushed to be in contact with the lower surface of the motor water pump 10, at the moment, the second docking ring 306 is driven by the filter screen cylinder 11 to be in contact with the lower surface of the first docking ring 304, meanwhile, the second docking ring 306 is sleeved on the outer wall of the docking block 301 through the docking slot 302 until the upper surface of the second docking ring 306 is in contact with the lower surface of the first docking ring 304, then the motor water pump 10 is rotated to drive the first docking ring 304 to rotate, at the moment, the docking block 301 is driven by the first docking ring 304 through the connecting block 305 to be separated from the inner wall of the docking slot 302 and slide along the inner wall of the arc-shaped chute 303 until the docking block 301 is in contact with the inner wall of one end of the arc-shaped chute 303 far away from the docking slot 302, and then the first docking ring 304 is in threaded connection with the second docking ring 306 through the tool rotating bolt 307, so that the first docking ring 304 and the second docking ring 306 are conveniently fixed and locked, after a water sample is sampled, the motor water pump 10 and the filter screen cylinder 11 can be conveniently and quickly and conveniently maintained by reversely operating the motor water pump 10, and the water level meter 11 can be conveniently and quickly maintained;
Then unreeling the second steel wire hose 6 through the winch 7, and throwing the motor water pump 10 into the deep well, wherein the fixed joint 15 is driven by the winch 7 to displace, meanwhile, the rotary joint 16 is driven by the fixed joint 15 to synchronously move, and the rotary joint 16 can rotate along the outer wall of the fixed joint 15 through the mutual matching of the second limiting ring and the second limiting rotary groove, so that the situation that the first steel wire hose 5 is twisted and bent in the rotating process of the winch 7 is effectively avoided;
When the filter screen drum 11 contacts with water in the deep water well, water enters the inner cavity of the filter screen drum 11 through meshes on the filter screen drum 11, flows to the top of the inner cavity of the filter screen drum 11 through a gap between the filter screen drum 11 and the lifting pushing plate 201, when the steel gauge water level gauge 14 contacts with the water, the whole sampling device is electrified, the electric high-pressure air compressor water pump 4 and the motor water pump 10 are started to work, a buzzer on the winch 7 is used for prompting that the steel gauge water level gauge 14 reaches the buried water level, meanwhile, the winch 7 is used for continuously unreeling the second steel wire hose 6 until the motor water pump 10 is continuously unreeled for 20-50cm, the lowering of the motor water pump 10 can be stopped, so that groundwater can be collected, and when the electric high-pressure air compressor water pump 4 and the motor water pump 10 are matched, the water sample can be pumped through the matching of the third steel wire hose 9, the two-way joint 8, the second steel wire hose 6, the fixed joint 15, the rotary joint 16 and the first steel wire hose 5, and the water sample can be stably sampled at intervals for 1-2 minutes when the electric high-pressure air compressor water pump 4 is in a water outlet state;
In this process, under the impact of the water flow, the spiral fan 205 drives the limit turntable 209 and the support rotating block 203 to rotate through the connection rotating rod 207, at this time, the limit turntable 209 twists the torsion spring 2010 through rotation, meanwhile, the connection rotating rod 207 drives the first guide sliding chute 202 to guide the first guide sliding block 208 through rotation, at this time, the lifting pushing plate 201 ascends along the outer wall of the first guide plate 206 through the first guide sliding block 208 under the guide of the inner wall of the first guide sliding chute 202, and meanwhile, the limit rotating cylinder 2014 drives the second guide sliding chute 2013 to guide the second guide sliding block 2012 through rotation, at this time, the lifting sliding ring 204 ascends along the outer wall of the second guide plate 2011 through the second guide sliding block 2012 under the guide of the inner wall of the second guide sliding chute 2013 until the first guide sliding block 208 and the second guide sliding block 2012 respectively contact with the top ends of the inner walls of the first guide sliding chute 202 and the second guide sliding chute 2013, so that the connection rotating rod 207 can be limited in rotation to stop the continuous rotation of the spiral fan 205;
When the mesh on filter screen cylinder 11 is blocked by impurity in water, cause the flow of water to reduce, torsion spring 2010 drives spacing carousel 209 through the bounce-back at this moment and rotates the reset, spiral fan 205 is simultaneously through connecting bull stick 207 under spacing carousel 209's drive synchronous reset, in this process, first direction slider 208, second direction slider 2012 respectively under the direction of first direction spout 202, second direction spout 2013 inner wall, drive lift push pedal 201, lift sliding ring 204 synchronous quick reset, the strong thrust that produces when restoring through lift push pedal 201 this moment, can promote the water in the filter screen cylinder 11 inner chamber, cause certain impact force to filter screen cylinder 11's mesh, in order to effectively alleviate filter screen cylinder 11 mesh by impurity jam's condition, thereby can further improve the efficiency to groundwater sampling.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (9)
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| CN202510424154.1A CN119915561A (en) | 2025-04-07 | 2025-04-07 | A portable well water sampling device |
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