CN214538723U

CN214538723U - A sample thief for monitoring urban drainage pipe

Info

Publication number: CN214538723U
Application number: CN202120250248.9U
Authority: CN
Inventors: 史磊
Original assignee: Suqian Aike Hunyuan Environmental Technology Co ltd
Current assignee: Suqian Aike Hunyuan Environmental Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-29
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a sampler for monitoring urban drainage pipeline, which comprises a top rod, a fixed rod and a waterproof motor, wherein the periphery of the top rod is slidably connected with a positioning mechanism, the positioning mechanism comprises an upper slide cylinder and a lower slide cylinder, the inner sides of the upper slide cylinder and the lower slide cylinder are slidably connected with the periphery of the top rod, the periphery of the upper slide cylinder is hinged with one end of a support rod, the middle part of the support rod is hinged with one end of a pull rod, the other end of the pull rod is hinged with the periphery of the lower slide cylinder, the other end of the support rod is hinged with the upper surface of a fixed seat, the fixed seat is provided with a fixed hole, a fixed bolt passes through the inner side of the fixed hole, the inner side of the bottom end of the top rod is provided with an internal thread, the position of the support rod is fixed, the upper slide cylinder is fixed by the pull rod, the lower slide cylinder is driven by the top rod to slide on the top rod, the top rod can play a supporting role, and the position of the top rod is reinforced, prevent that the ejector pin from appearing the bias, reinforcing structural strength avoids receiving the sewage disturbance that flows, influences the sample.

Description

A sample thief for monitoring urban drainage pipe

Technical Field

The utility model relates to a sample thief technical field specifically is a sample thief for monitoring urban drainage pipe.

Background

The urban drainage system is an engineering facility system for removing and treating sewage and rainwater runoff in urban life, industry and the like, can effectively avoid the harm of sewage and rainstorm ponding, and ensures the orderly proceeding of urban life and production. In the long-term operation process, due to the reasons of incomplete management and guarantee measures, defects of the pipeline, unreasonable design and the like, the deposition phenomenon of suspended solid particles in the drainage pipeline is easy to occur. This phenomenon can lead to insufficient operation capacity of the drainage pipeline and even cause partial blockage; meanwhile, the sediments contain a large amount of organic matters, and are mostly under anoxic or anaerobic conditions, toxic gases such as H2S and the like can be generated through a series of biochemical reactions, and a large number of researches show that the pipeline sediments are a main pollution load source of combined overflow. In recent years, the sediment problems of many urban drainage pipelines in China are increasingly prominent, the normal operation of a drainage system and the daily life of surrounding residents are seriously influenced, and the deterioration of urban water environment is accelerated. In conclusion, research on the formation rule and properties of the sediment of the drainage pipe network is urgently needed, and theoretical support is provided for controlling the formation of pipe network pollutants and relieving urban water pollution.

In recent years, research on pipeline sediment sampling is less, most sediment sampling devices are mostly used for rivers, lakes and reservoirs and the like, and the sampling method is mainly of a grab bucket type or a piston extraction type. Compared with sediments at river bottom and lake bottom, the pipeline sediments have obvious differences in the aspects of components, water content, attachment modes and the like, most pipelines have complex internal environments, and sampling implementation difficulty is higher.

Description of the prior art and deficiencies of the prior art, we propose a sampler for monitoring urban sewerage pipelines to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sample thief for monitoring urban drainage pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sample thief for monitoring urban drainage pipe, includes ejector pin, dead lever and waterproof motor, ejector pin week side sliding connection positioning mechanism, positioning mechanism includes upper sliding barrel and lower sliding barrel, upper sliding barrel and the inboard sliding connection ejector pin week side of lower sliding barrel, upper sliding barrel week side articulates one end of connecting support rod, the bracing piece middle part articulates one end of connecting the pull rod, the pull rod other end articulates lower sliding barrel week side, the bracing piece other end articulates the connection fixing base upper surface, the fixing base has seted up the fixed orifices, the fixed orifices inboard has fixing bolt to pass, ejector pin bottom inboard is seted up there is the internal thread, ejector pin bottom threaded connection dead lever top external screw thread, dead lever bottom fixed mounting has the acquisition mechanism, the acquisition mechanism includes the protective housing, the protective housing top fixed connection dead lever bottom, the fixed waterproof motor of inboard roof of protective housing, waterproof motor output shaft fixed connection pivot top, pivot top week side rotates and connects the protective housing diapire, protective housing week side fixed connection roof is inboard, solid fixed ring inboard of roof week side fixed mounting, gu fixed ring outside threaded connection drum top is inboard, pivot bottom week side fixed mounting spiral plate.

Preferably, the top end of the ejector rod is fixedly provided with a limiting disc, and the radial size of the limiting disc is larger than that of the ejector rod.

Preferably, the number of the support rods and the pull rods is four, and the support rods and the pull rods are uniformly distributed on four sides of the upper sliding barrel and the lower sliding barrel.

Preferably, the top plate is provided with a plurality of through holes, the upper part of each through hole is hinged with one side of the movable cover, and the movable cover covers the upper part of each through hole.

Preferably, the fixed rod and the mandril have the same outer diameter.

Preferably, a limit ring is fixedly mounted on the periphery of the contact part of the rotating shaft and the protective shell, and the inner side of the protective shell is attached to the periphery of the rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the fixing bolt penetrates through the fixing hole, the fixing seat is fixed on the ground, the position of the supporting rod is further fixed, the upper sliding barrel is fixed, the movable rod pulls the pull rod to drive the lower sliding barrel to slide on the ejector rod, the supporting effect on the ejector rod can be achieved, the position of the ejector rod is reinforced, the ejector rod is prevented from being biased, the structural strength is enhanced, and the influence on sampling due to disturbance of flowing sewage is avoided;

when gathering the sample, the sample is taken in by the spiral board from the drum bottom, can promote water pressure and upwards push up the movable cover, unnecessary air and water in the discharge drum, after the collection finishes, through the pulling ejector pin, upwards pull up the in-process of gathering the mechanism, the movable cover falls under the effect of gravity and covers the through-hole, can prevent the in-process that the sample pulled up, and the water of drum top from getting into the drum, causes the pollution to the sample, influences the accuracy of testing result.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the collecting mechanism of the present invention;

fig. 3 is a schematic structural view of the middle positioning mechanism of the present invention.

In the figure: 1. fixing the rod; 2. a limiting disc; 3. a collection mechanism; 4. a top rod; 5. a positioning mechanism; 31. a spiral plate; 32. a cylinder; 33. a fixing ring; 34. a top plate; 35. a through hole; 36. a movable cover; 37. a protective shell; 38. a waterproof motor; 39. a rotating shaft; 51. an upper sliding cylinder; 52. a support bar; 53. fixing the bolt; 54. a fixing hole; 55. a fixing hole; 56. a down-sliding cylinder; 57. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sampler for monitoring urban drainage pipelines comprises a mandril 4, a fixed rod 1 and a waterproof motor 38, wherein the periphery of the mandril 4 is slidably connected with a positioning mechanism 5, the position of the mandril 4 can be fixed through the positioning mechanism 5, the positioning mechanism 5 comprises an upper sliding barrel 51 and a lower sliding barrel 56, the inner sides of the upper sliding barrel 51 and the lower sliding barrel 56 are slidably connected with the periphery of the mandril 4, and the upper sliding barrel 51 and the lower sliding barrel 56 can slide up and down on the periphery of the mandril 4;

the periphery of the upper sliding barrel 51 is hinged with one end of the supporting rod 52, the middle part of the supporting rod 52 is hinged with one end of the pull rod 57, the other end of the pull rod 57 is hinged with the periphery of the lower sliding barrel 56, the other end of the supporting rod 52 is hinged with the upper surface of the fixing seat 55, the fixing seat 55 is provided with a fixing hole 54, the fixing bolt 53 penetrates through the fixing hole 54, the fixing seat 55 can be fixed on the ground by the fixing bolt 53 penetrating through the fixing hole 54, the position of the supporting rod 52 is further fixed, the upper sliding barrel 51 is fixed, the lower sliding barrel 56 is driven by the pull rod 57 to slide on the ejector rod 4, the ejector rod 4 can be supported, the position of the ejector rod 4 is reinforced, and the structural strength is enhanced;

an internal thread is formed in the inner side of the bottom end of the ejector rod 4, the bottom end of the ejector rod 4 is in threaded connection with an external thread at the top of the fixed rod 1, the ejector rod 4 and the fixed rod 1 can be connected together through a rotating thread, the connection length is longer, sampling is facilitated, the bottom end of the ejector rod fixed rod 1 is fixedly provided with the acquisition mechanism 3, sampling is facilitated through the acquisition mechanism 3, the acquisition mechanism 3 comprises a protective shell 37, the top end of the protective shell 37 is fixedly connected with the bottom end of the fixed rod 1, a waterproof motor 38 is fixed on the top wall of the inner side of the protective shell 37 and can play a role in fixing, an output shaft of the waterproof motor 38 is fixedly connected with the top end of a rotating shaft 39, and the waterproof motor 38 can drive the rotating shaft 39 to rotate;

the top peripheral side of the rotating shaft 39 is rotatably connected with the bottom wall of the protective shell 37, the peripheral side of the protective shell 37 is fixedly connected with the inner side of the top plate 34, the peripheral side of the top plate 34 is fixedly provided with the inner side of the fixed ring 33, the outer side of the fixed ring 33 is in threaded connection with the inner side of the top of the cylinder 32, the cylinder 33 and the fixed ring 33 can be detached through the outer side threads of the fixed ring 33 and the inner side threads of the cylinder 32, the bottom peripheral side of the rotating shaft 39 is fixedly provided with the spiral plate 31, and when the rotating shaft 39 rotates, the spiral plate 31 is driven to rotate, so that a sample of a track deposit can be grabbed and collected;

the top end of the ejector rod 4 is fixedly provided with the limiting disc 2, and the radial size of the limiting disc 2 is larger than that of the ejector rod 4, so that the ejector rod 4 is prevented from sliding out of the upper sliding barrel 51;

the four support rods 52 and the four pull rods 57 are uniformly distributed on the four sides of the upper sliding barrel 51 and the lower sliding barrel 56, so that the stability during supporting is enhanced;

the top plate 34 is provided with a plurality of through holes 35, the upper part of each through hole 35 is hinged with one side of the movable cover 36, the movable cover 36 covers the upper part of the through hole 35, and the movable cover 36 can be opened or closed through the hinged part, so that ventilation is facilitated when samples are collected, and the situation that gas in the cylinder 32 cannot be discharged to influence collection is prevented;

the outer diameters of the fixing rod 1 and the mandril 4 are the same, and the fixing rod 1 can slide on the inner sides of the upper sliding barrel 51 and the lower sliding barrel 56;

the limiting ring is fixedly mounted on the periphery of the contact part of the rotating shaft 39 and the protective shell 37, and the shape of the periphery of the rotating shaft 39 attached to the inner side of the protective shell 37 is favorable for improving the stability of the rotating shaft 39 during rotation.

The working principle is as follows: when the utility model is used, the fixing bolt 53 passes through the fixing hole 54, the fixing seat 55 is fixed on the ground, the position of the support rod 52 is further fixed, the upper slide cylinder 51 is fixed, the lower slide cylinder 56 is driven by the pull rod 57 to slide on the ejector rod 4, the ejector rod 4 can be supported, the position of the ejector rod 4 is reinforced, the ejector rod 4 is prevented from leaning, the structural strength is enhanced, and the ejector rod 4 can still slide up and down in the inner sides of the upper slide cylinder 51 and the lower slide cylinder 56;

waterproof motor 38 can euryhead drive pivot 39 and rotate, pivot 39 drives spiral plate 31 when rotating and rotates and can snatch the sample of the sediment, gather, removable cover 36 can open or close through the hinge, when gathering the sample, the sample is taken in by spiral plate 31 from drum 32 bottom, can promote water pressure upwards to push up removable cover 36, unnecessary air and water in the discharge drum 32, after the collection finishes, through pulling ejector pin 4, upwards pull up the in-process of gathering mechanism 3, removable cover 36 is under the effect of gravity, the whereabouts covers through-hole 35, can prevent the in-process that the sample pulled up, the water of drum 32 top gets into in the drum 32, cause the pollution to the sample, influence the accuracy of testing result.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sample thief for monitoring urban drainage pipe, includes ejector pin (4), dead lever (1) and waterproof motor (38), its characterized in that: the utility model discloses a collection device of a medical device, including ejector pin (4) week side sliding connection positioning mechanism (5), positioning mechanism (5) includes slide cartridge (51) and lower slide cartridge (56), go up slide cartridge (51) and lower slide cartridge (56) inboard sliding connection ejector pin (4) week side, go up slide cartridge (51) week side articulated joint support pole (52) one end, bracing piece (52) middle part articulated connection pull rod (57) one end, pull rod (57) other end articulated connection lower slide cartridge (56) week side, bracing piece (52) other end articulated connection fixing base (55) upper surface, fixed orifices (54) have been seted up on fixing base (55), fixing orifices (54) inboard has fixing bolt (53) to pass, ejector pin (4) bottom inboard is seted up there is the internal thread, ejector pin (4) bottom threaded connection dead lever (1) top external screw thread, dead lever (1) bottom fixed mounting has collection mechanism (3), gather mechanism (3) including protective housing (37), protective housing (37) top fixed connection dead lever (1) bottom, the fixed waterproof motor (38) of protective housing (37) inboard roof, waterproof motor (38) output shaft fixed connection pivot (39) top, pivot (39) top week side is rotated and is connected protective housing (37) diapire, protective housing (37) week side fixed connection roof (34) inboard, roof (34) week side fixed mounting is fixed ring (33) inboard, fixed ring (33) outside threaded connection drum (32) top inboard, pivot (39) bottom week side fixed mounting spiral plate (31).

2. The sampler for monitoring urban sewer pipes according to claim 1, characterized in that: the top end of the ejector rod (4) is fixedly provided with the limiting disc (2), and the radial dimension of the limiting disc (2) is larger than that of the ejector rod (4).

3. The sampler for monitoring urban sewer pipes according to claim 1, characterized in that: the supporting rods (52) and the pull rods (57) are four in number and are uniformly distributed on four sides of the upper sliding barrel (51) and the lower sliding barrel (56).

4. The sampler for monitoring urban sewer pipes according to claim 1, characterized in that: the top plate (34) is provided with a plurality of through holes (35), the upper part of each through hole (35) is hinged with one side of a movable cover (36), and the movable cover (36) covers the upper part of each through hole (35).

5. The sampler for monitoring urban sewer pipes according to claim 1, characterized in that: the fixed rod (1) and the ejector rod (4) are identical in outer diameter.

6. The sampler for monitoring urban sewer pipes according to claim 1, characterized in that: the limiting ring is fixedly mounted on the periphery of the contact part of the rotating shaft (39) and the protective shell (37), and the shape of the periphery of the rotating shaft (39) is attached to the inner side of the protective shell (37).