CN111592188B

CN111592188B - Hospital sewage treatment system

Info

Publication number: CN111592188B
Application number: CN202010469114.6A
Authority: CN
Inventors: 高伟; 李博; 单飞飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2022-05-06
Anticipated expiration: 2040-05-28
Also published as: CN111592188A

Abstract

The invention discloses a hospital sewage treatment system, which comprises: sewage treatment structure and two pipeline structure, the sewage treatment structure includes: a treatment box; a box cover; a water inlet mechanism; a filtering mechanism; the stirring cavity is arranged in the middle of the inside of the treatment box and is communicated with the filtering mechanism; the medicament adding mechanism is arranged on the outer wall of the treatment box and communicated with the stirring cavity; the disinfection mechanism is arranged at the lower part in the treatment box; the communicating pipe is fixed on the outer wall of the treatment box and communicated with the disinfection mechanism and the stirring cavity; the pipe structure includes: a plurality of tube bodies; sealing the inner liner; an inner tube; a pair of connecting flanges integrally formed with both ends of the inner pipe, respectively; the four blocking mechanisms are used for pushing against the outer wall of the pipe body; a pair of clamping plates for clamping the two sealingly connected connecting flanges. The invention can avoid the accumulation of impurities after filtration, improve the filtration effect and reduce the influence of external factors on the water inlet and drainage pipelines.

Description

Hospital sewage treatment system

Technical Field

The invention relates to the technical field of sewage treatment.

Background

The comprehensive hospital has both inpatients and outpatients, the discharged sewage mainly comes from diagnosis and treatment rooms, laboratory rooms, operating rooms, X-ray photo rooms, sickrooms, laundries, dining halls and the like, the daily discharged sewage is large and is one of potential pathogenic pollution sources, and as the hospital sewage is special, the sewage contains not only organic matters and suspensions, but also various germs, viruses and parasitic ova, if the hospital sewage containing pathogenic microorganisms is discharged into a ground water area without treatment, the water body is seriously polluted, and various water-mediated infectious diseases are easily caused.

When the sewage treatment equipment is used, the filtering equipment in the equipment needs to be replaced and cleaned frequently due to the fact that the inside of the sewage treatment equipment contains more sundries, the sundries filtered by the existing filtering equipment are easy to accumulate at the bottom of the filtering equipment, the filtering effect and efficiency of the filtering equipment are affected, and the cleaning frequency of the equipment is greatly improved. Simultaneously, the pipeline structure of connecting sewage treatment device can receive external influence (temperature, humidity, sunshine, external force striking etc.) or receive inside water impact, and is damaged more easily, does not strengthen the structure of protection to need wholly change the pipeline during the maintenance, cost of maintenance is higher, and the place of pipe connection also appears becoming flexible easily, leads to leaking.

Disclosure of Invention

The invention aims to provide a hospital sewage treatment system which can avoid the accumulation of impurities after filtration, improve the filtration effect and reduce the influence of external factors on water inlet and drainage pipelines.

The technical scheme for realizing the purpose is as follows:

a hospital sewage treatment system comprising: a sewage treatment structure and two pipeline structures, wherein,

the sewage treatment structure includes:

a treatment tank with an open top;

a tank cover mounted on the top of the processing tank;

the water inlet mechanism is arranged on the box cover and communicated with the inside of the treatment box;

the filtering mechanism is arranged at the upper part in the treatment box and is used for filtering sewage;

the stirring cavity is arranged in the middle of the inside of the treatment box and is communicated with the filtering mechanism;

the medicament adding mechanism is arranged on the outer wall of the treatment box and communicated with the stirring cavity;

the disinfection mechanism is arranged at the lower part in the treatment box;

the communicating pipe is fixed on the outer wall of the treatment box and communicated with the disinfection mechanism and the stirring cavity; and

a first valve installed on the communication pipe;

wherein, the filtering mechanism includes:

a filter chamber at the upper part in the treatment box;

the rotating rod is sealed by a bearing, vertically and rotatably connected to the center of the bottom of the filtering cavity, extends into the stirring cavity and has a rectangular cross section;

the fixed sleeve is movably sleeved on the rotating rod;

four slope blocks which are fixed on the side wall of the fixed sleeve in an annular array mode and the surfaces of which are inclined upwards from the bottom surface of the filter cavity;

a collecting tank arranged on the upper part of the inclined surface of each slope block;

a plurality of first filtering holes are formed in the side wall of one side of the collecting tank and the bottom of the collecting tank; and

the second filtering hole is formed in the bottom of the filtering cavity and communicated with the stirring cavity;

the center of the top of the box cover is provided with a driving mechanism for driving the rotating rod;

the bottom of the rotating rod in the stirring cavity is fixedly sleeved with a stirring blade;

the two pipeline structures are respectively communicated with the water inlet mechanism and the disinfection mechanism;

the piping structure includes:

a plurality of tubes for forming a pipeline;

the sealing liner is fixed on the inner wall of the pipe body;

the inner pipe is arranged in the sealing lining and is tightly attached to the sealing lining;

a pair of connecting flanges which are respectively integrally formed with the two ends of the inner pipe, and the side walls of the connecting flanges push against the end part of the pipe body;

four mounting plates fixed in an annular array on the connecting flange against the side wall of the pipe body;

the four blocking mechanisms are respectively connected with every two mounting plates corresponding to the two connecting flanges and used for pushing against the outer wall of the pipe body;

four connecting plates horizontally arranged in an annular array on the circumferential edge of one connecting flange and extending to the circumferential edge of the other connecting flange which belongs to the other adjacent pipe body and is connected with the connecting flange in a sealing way; and

and the clamping plates are vertically and fixedly connected with two ends of each connecting plate and used for clamping the two connecting flanges in sealing connection.

According to the technical scheme, the sewage is effectively treated by the arrangement of the water inlet mechanism, the filtering mechanism, the medicament adding mechanism, the disinfecting mechanism and the like. Simultaneously, can drive sewage and roll in the filter tank and improve filter effect and filtration efficiency when rotating through the sloping block, the debris that wherein contain are driven simultaneously and are rolled along the slope of sloping block upwards to drop to in the collecting vat, avoided a large amount of debris can pile up the operation that can influence filtration equipment in the filter tank. Meanwhile, through the arrangement of the inner pipe arranged in the pipe body, when the inner pipe is deformed or damaged due to internal pressure, only the inner pipe needs to be replaced, integral replacement is not needed, and the maintenance cost is reduced. Play sealed effect through setting up sealed inside lining, cooperate the body simultaneously, completely cut off or reduce the influence of external factor to the inner tube, improve the life of inner tube. The integrally formed connecting flange and inner tube allow for sealing at the junction of only two flanges. Through setting up the impact that stop mechanism can certain extent stop external force, extrude the pipe body lateral wall simultaneously, prevent to a certain extent because of internal pressure is too big, lead to the deformation to appear in the body. Simultaneously, through the setting of splint, avoid making two flange joint not hard up because of internal pressure, avoid leaking.

Preferably, the water inlet mechanism includes:

a water inlet connecting flange connected to a connecting flange corresponding to the pipeline structure; and

one end of the water inlet connecting flange is connected with the water inlet connecting flange, and the other end of the water inlet connecting flange penetrates through the box cover and is communicated with the water inlet pipe of the filter cavity;

the medicament addition mechanism includes:

the feeding pipe penetrates through the outer wall of the treatment box from outside to inside in a downward and oblique manner;

the supporting plate is fixed on the outer wall of the treatment box; and

and the feeding hopper is fixed on the supporting plate and is communicated with the feeding pipe.

According to the technical scheme, the structure of the water inlet mechanism and the medicament adding mechanism is specified, and sewage can enter and the disinfectant can be conveniently put in.

Preferably, the sterilizing mechanism includes:

the disinfection cavity is arranged at the lower part in the treatment box and communicated with the communicating pipe;

the mounting seat is fixed on the inner wall of the top end of the disinfection cavity;

a plurality of heating rods which are arranged on the mounting seat at equal intervals;

an ultraviolet irradiation lamp mounted on the mounting seat between every two heating rods;

a water outlet pipe which penetrates through the outer wall of the treatment box and is communicated with the bottom of the disinfection cavity;

the second valve is arranged on the water outlet pipe; and

the drainage connecting flange is arranged at the end part of the water outlet pipe and is connected with one connecting flange corresponding to the pipeline structure;

the drive mechanism includes:

the driving rod is rotatably connected to the center of the box cover through a bearing, extends into the filter cavity and is movably connected with the rotating rod through a rectangular groove;

the first bevel gear is fixedly sleeved on the top end of the driving rod on the surface of the box cover;

the motor is fixed on the surface of the box cover;

and the second bevel gear is fixedly connected with the output end of the motor through a coupler and is meshed with the first bevel gear.

According to the technical scheme, the structures of the disinfection mechanism and the driving mechanism are embodied. The filtered sewage is heated and disinfected by ultraviolet irradiation. Meanwhile, the driving mechanism drives the rotating rod to rotate the slope block. The box cover is lifted, the rotating rod is inserted into the rectangular groove of the driving rod, so that the box cover and the rotating rod can be separated, and the fixed sleeve and the rotating rod are movably sleeved, so that the slope block and the fixed sleeve can be upwards pushed and taken out to be cleaned and replaced, and subsequent use is facilitated.

Preferably, the outer wall of the opening at the top end of the treatment box is fixedly connected with four fixed blocks at equal intervals along the opening;

each fixing block is provided with a thread groove along the vertical direction;

four threaded holes are formed in the box cover corresponding to the four threaded grooves;

each threaded hole is in threaded connection with one box cover bolt corresponding to the corresponding threaded groove;

the treatment box is fixed on a base;

four corners of the bottom of the base are provided with four rollers;

a cart handle is fixedly arranged on the surface of the base;

the heating rod, the ultraviolet irradiation lamp and the motor are connected with a power supply through leads.

According to the technical scheme, the cover of the treatment box and the box cover is fixed through the bolts. After the pipeline structure is dismantled, the whole device is moved through the rollers, and the sewage treatment at each position of the hospital is facilitated.

Preferably, the inner tube comprises: a first connection pipe and a second connection pipe;

the first connecting pipe and the connecting flange on the left side are integrally formed;

the second connecting pipe and the connecting flange on the right side are integrally formed;

one end of the first connecting pipe, which is close to the second connecting pipe, is provided with an annular spiral groove;

a spiral ring in threaded connection with the spiral groove is fixedly arranged at one end, close to the first connecting pipe, of the second connecting pipe;

the blocking mechanism comprises a baffle, a plurality of connecting blocks, extrusion plates in one-to-one correspondence with the connecting blocks and two clamping plates;

the mounting plate is provided with a clamping groove along the vertical direction; a plurality of first screw holes are formed in the clamping groove along the horizontal direction;

the two ends of the baffle are respectively and fixedly connected with the clamping plates vertically;

the clamping plate is clamped in the clamping groove of the mounting plate at the same side;

the clamping plate is provided with a plurality of mounting bolts which are respectively in threaded connection with the corresponding first screw holes in a penetrating manner along the horizontal direction;

the baffle plates are fixedly connected with a plurality of connecting blocks at equal intervals along the horizontal direction on one side of the pipe body;

each connecting block is connected with the corresponding extrusion plate;

the extrusion plate is arc-shaped and pushes against the outer wall of the pipe body.

According to the technical scheme, the structure of the inner pipe is specified, and only the first connecting pipe or the second connecting pipe and the corresponding connecting flange are required to be replaced during general maintenance. Through the design of the spiral groove and the spiral ring, the connection is effectively realized and the sealing is also realized. The structure of the blocking mechanism is embodied, so that the outer wall of the pipe body is stressed uniformly. Through the clamping of the clamping groove and the clamping plate and the design of the bolt and the screw hole, the blocking mechanism is convenient to install.

Preferably, the inner wall of the pipe orifice of the first connecting pipe or the second connecting pipe is provided with an impact-resistant ring with the caliber gradually reduced along the water flow direction; the surface of the impact-resistant ring is provided with a plurality of through holes. The impact of rivers can be reduced to a certain extent, the life-span of extension inner tube. The stress of the impact-resistant ring can be reduced by the through holes, and the impact-resistant ring is prevented from being damaged too early.

Preferably, the splint comprises: the device comprises a fixing plate, a fastening bolt, an extrusion block and a compression spring;

four second screw holes are formed in the side wall of the connecting flange in an annular array;

the fixed plate is vertically and fixedly connected with the connecting plate, and a groove is formed in one side surface close to the connecting flange;

one end of the fastening bolt sequentially penetrates through the fixing plate and the groove, and is screwed into the corresponding second screw hole in a threaded manner;

the extrusion block and the compression spring are arranged in the groove;

the compression spring is sleeved on the fastening bolt, one end of the compression spring pushes against the bottom end of the groove, and the other end of the compression spring pushes against the extrusion block;

the extrusion block is movably sleeved on the fastening bolt and pushes against the connecting flange.

According to the technical scheme, the effective connection between the clamping plate and the connecting flange is realized. Preventing looseness between the connecting flanges. According to the effect of compression spring and extrusion piece for certain deformation threshold value has during flange joint, can prevent better that two flange joint are not hard up, avoids leaking.

Preferably, the splint comprises: the grooves on the upper side and the lower side of the extrusion block are internally provided with a horizontal limiting groove;

and the upper end and the lower end of the extrusion block are respectively fixed with a limiting block which is in sliding connection with the corresponding limiting groove. The extrusion block is prevented from falling off during installation, and the installation is convenient.

Preferably, annular rubber pads are fixed on the connecting side walls of the two hermetically connected connecting flanges, and one of the annular rubber pads is provided with a plurality of concentric annular grooves; a plurality of annular convex blocks which correspond to the annular grooves one by one and are mutually matched are arranged on the other annular rubber pad in a protruding way;

the connecting block is sleeved with a spring for connecting the baffle and the extrusion plate.

According to the technical scheme, the connection part of the connecting flange is effectively sealed through the matching of the concentric and multi-layer annular grooves and the annular convex blocks. The setting of spring can be better the prevention external force striking.

Drawings

FIG. 1 is a schematic structural view of a sewage treatment structure of a hospital sewage treatment system of the present invention;

FIG. 2 is a schematic top view of the filter mechanism of the present invention;

FIG. 3 is a schematic top view of the cover of the present invention;

FIG. 4 is an enlarged schematic view of portion A of FIG. 1 according to the present invention;

FIG. 5 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present invention;

FIG. 6 is a sectional elevation view of the conduit structure of the present invention;

FIG. 7 is an enlarged view at A in FIG. 6;

FIG. 8 is a structural view of a first connecting pipe in the present invention;

FIG. 9 is a schematic view of a mounting plate of the present invention;

FIG. 10 is a block diagram of a connecting flange according to the present invention;

fig. 11 is a front view of the piping structure of the present invention.

Detailed Description

The invention will be further explained with reference to the drawings.

Referring to fig. 1 to 11, the hospital sewage treatment system of the present invention comprises: sewage treatment structure and two pipeline structures.

The sewage treatment structure includes: a treatment tank 101, a tank cover 102, a water inlet mechanism 103, a filter mechanism 104, a stirring chamber 105, a chemical adding mechanism 106, a sterilizing mechanism 107, a communication pipe 108, and a drive mechanism 109. The two pipeline structures are respectively communicated with the water inlet mechanism 103 and the disinfection mechanism 107.

The top of the treatment tank 101 is open, and a tank cover 102 is mounted on the top of the treatment tank 101. Specifically, four fixed blocks 1021 are fixedly connected to the outer wall of the opening at the top end of the treatment box 101 at equal intervals along the opening; each fixing block 1021 is provided with a thread groove 1022 along the vertical direction; four threaded holes 1023 are formed in the case cover 102 corresponding to the four threaded grooves 1022; each threaded hole 1023 is in threaded connection with a corresponding threaded groove 1022 to form a cover bolt 1024.

The water inlet mechanism 103 is attached to the tank cover 102 and communicates with the inside of the treatment tank 101. Specifically, the water inlet mechanism 103 includes: water inlet connecting flange 1031 and water inlet pipe 1032. The water inlet connection flange 1031 is connected to one connection flange 3 corresponding to the pipe structure. One end of the water inlet pipe 1032 is connected to the water inlet connecting flange 1031, and the other end thereof penetrates the case cover 102 and is communicated with the filter chamber 1041.

The filtering mechanism 104 is provided in the upper portion of the inside of the treatment tank 101 for filtering the sewage.

The agitation chamber 105 is provided in the middle inside the treatment tank 101 and communicates with the filtering mechanism 104.

The chemical adding mechanism 106 is installed on the outer wall of the treatment tank 101 and communicates with the stirring chamber 105.

The sterilizing mechanism 107 is provided in the lower portion inside the treatment tank 101.

The connection pipe 108 is fixed to the outer wall of the treatment tank 101 and connects the sterilizing mechanism 107 and the agitation chamber 105.

The first valve 1081 is mounted on the communication pipe 108.

The filter mechanism 104 includes: a filter cavity 1041, a rotating rod 1042, a fixed sleeve 1043, four slope blocks 1044 and a collecting tank 1045. The filter chamber 1041 is provided in the upper part inside the treatment tank 101. The rotating rod 1042 is sealed by a bearing and vertically and rotatably connected to the center of the bottom of the filtering chamber 1041, and extends into the stirring chamber 105, and the cross section thereof is rectangular. The fixed sleeve 1043 is movably sleeved on the rotating rod 1042 and fits with the rectangular section, so that it can rotate together with the rotating rod 1042. Four ramp blocks 1044 are fixed to the side wall of the fixed sleeve 1043 in an annular array with surfaces inclined obliquely upward from the bottom surface of the filter chamber 1041. A collecting tank 1045 is arranged on the upper part of the inclined surface of each slope block 1044. A plurality of first filtering holes 1046 are formed in the side wall of one side of the collecting tank 1045 and the bottom thereof. The bottom of the filtering cavity 1041 is provided with a plurality of second filtering holes 1047 communicated with the stirring cavity 105.

A drive mechanism 109 for driving the rotating lever 1042 is installed at the top center of the cabinet cover 102. Specifically, the drive mechanism 109 includes: a drive rod 1091, a first bevel gear 1092, a motor 1093, and a second bevel gear 1094.

The driving rod 1091 is rotatably connected to the center of the box cover 102 through a bearing, the bottom of the driving rod 1091 extends into the filter chamber 1041 and is provided with a rectangular groove, and the rotating rod 1042 is inserted into the rectangular groove to movably connect with the driving rod 1091.

A first bevel gear 1092 is fixedly attached to the top end of a drive shaft 1091 on the surface of the cover 102.

The motor 1093 is fixed to the surface of the cover 102. The second bevel gear 1094 is fixedly connected to the output end of the motor 1093 through a coupling, and is engaged with the first bevel gear 1092, so as to drive the rotating rod 1042 to rotate.

The bottom of the rotating rod 1042 in the stirring cavity 105 is fixedly sleeved with a stirring blade 1051.

The medicine adding mechanism 106 includes: a feed pipe 1061 penetrating the outer wall of the treatment tank 101 from outside to inside obliquely downward; a support plate 1062 fixed to an outer wall of the treatment tank 101; and a feeding hopper 1063 fixed to the supporting plate 1062 and communicating with the feeding pipe 1061. After the feeding is completed, the feed hopper 1063 is covered with a sealing cover.

The sterilizing mechanism 107 includes: a sterilizing chamber 1071 provided in the lower part of the inside of the treatment tank 101 and communicating with the communicating pipe 108; a mounting seat 1072 fixed on the inner wall of the top end of the disinfection chamber 1071; a plurality of heating rods 1073 mounted on the mounting base 1072 at equal intervals; an ultraviolet radiation lamp 1074 mounted on a mounting base 1072 between every two of the heating rods 1073; a water outlet pipe 1075 which penetrates through the outer wall of the treatment box 101 and is communicated with the bottom of the disinfection cavity 1071; a second valve 1076 mounted on said outlet pipe 1075; a drain connection flange 1077 installed at an end of the outlet pipe 1075 and connected to one connection flange 3 corresponding to the pipe structure.

The treatment tank 101 is fixed on a base 1010; four rollers 1011 are arranged at four corners of the bottom of the base 1010; a trolley handle 1012 is fixedly arranged on the surface of the base 1010; the heating rod 1073, the ultraviolet radiation lamp 1074 and the motor 1093 are connected to a power supply through wires.

The piping structure includes: a plurality of pipe bodies 1 of the pipeline are formed, and a sealing lining 10, an inner pipe 2, a pair of connecting flanges 3, four pairs of mounting plates 4, four blocking mechanisms 7, four connecting plates 8 and four pairs of clamping plates 9 belong to each pipe body 1.

The sealing liner 10 is fixed to the inner wall of the pipe body 1. The inner pipe 2 is installed inside the sealing liner 10 and is closely attached to the sealing liner 10. Specifically, the inner tube 2 includes a first connection tube 21 and a second connection tube 22.

The first connecting pipe 21 is integrally formed with the left connecting flange 3. The second connecting pipe 22 is integrally formed with the right connecting flange 3. One end of the first connecting pipe 21 close to the second connecting pipe 22 is provided with an annular spiral groove 23; a spiral ring 24 in threaded connection with the spiral groove 23 is fixedly arranged at one end of the second connecting pipe 22 close to the first connecting pipe 21.

Particularly, the inner wall of the pipe orifice of the first connecting pipe 21 or the second connecting pipe 22 is provided with an impact resistant ring with a gradually reduced caliber along the water flow direction, so that the impact force of the water flow entering the pipeline is prevented from being overlarge. The surface of the impact-resistant ring is provided with a plurality of through holes. Avoiding premature failure of the impact ring.

The side wall of the connecting flange 3 pushes against the end of the pipe body 1.

Four mounting plates 4 are secured in an annular array to the side wall of the flange 3 immediately adjacent the tubular body 1.

The four blocking mechanisms 7 are respectively connected with every two mounting plates 4 corresponding to the two connecting flanges 3 and used for pushing against the outer wall of the pipe body 1.

Specifically, the blocking mechanism 7 includes a blocking plate 71, a plurality of connecting blocks 72, pressing plates 73 corresponding to the connecting blocks 72 one by one, and two catching plates 74.

The mounting plate 4 is provided with a clamping groove 5 along the vertical direction; a plurality of first screw holes 6 are arranged in the clamping groove 5 along the horizontal direction. Two ends of the baffle 71 are respectively vertically and fixedly connected with clamping plates 74; the clamping plate 74 is clamped in the clamping groove 5 of the mounting plate 4 at the same side; the catch plate 74 is provided with a plurality of mounting bolts 75 that are screwed into the corresponding first screw holes 6 in the horizontal direction. The baffle 71 is fixedly connected to a plurality of connection blocks 72 at equal intervals in a horizontal direction toward one side of the pipe body 1. Each connecting block 72 is connected with a corresponding extrusion plate 73; the extrusion plate 73 is arc-shaped and pushes against the outer wall of the pipe body 1.

Four connecting plates 8 are horizontally arranged in an annular array on the circumference of one connecting flange 3 and extend to the circumference of the other connecting flange 3 which is subordinate to the other adjacent pipe body 1 and is connected with the connecting flange 3 in a sealing manner.

Each pair of clamping plates 9 is vertically and fixedly connected with two ends of the corresponding connecting plate 8 and is used for clamping two connecting flanges 3 which are in sealing connection. The chucking plate 9 includes: a fixing plate 91, a fastening bolt 96, and a pressing block 92 and a compression spring 93 which are placed in the groove 97.

Four second screw holes 11 are formed in the annular array on the side wall of the connecting flange 3; the fixing plate 91 is vertically and fixedly connected with the connecting plate 8, and a groove 97 is formed on one side surface close to the connecting flange 3; one end of the fastening bolt 96 passes through the fixing plate 91 and the groove 97 in sequence, and is screwed into the corresponding second screw hole 11.

The compression spring 93 is sleeved on the fastening bolt 96, one end of the compression spring pushes against the bottom end of the groove 97, and the other end of the compression spring pushes against the extrusion block 92. The extrusion block 92 is movably sleeved on the fastening bolt 96 and pushes against the connecting flange 3.

The grooves 97 on the upper and lower sides of the extrusion block 92 are provided with horizontal limiting grooves 94. The upper and lower ends of the pressing block 92 are fixed with limit blocks 95 slidably connected in the corresponding limit grooves 94.

Annular rubber pads are fixed on the connecting side walls of the two hermetically connected connecting flanges 3, and one of the annular rubber pads is provided with a plurality of concentric annular grooves 31; the other annular rubber pad is convexly provided with a plurality of annular convex blocks which correspond to the annular grooves 31 one by one and are mutually matched, so that the sealing effect can be effectively realized.

The connecting block 72 is sleeved with a spring for connecting the baffle plate 71 and the extrusion plate 73.

During installation, the first connecting pipe 21 is inserted into one end of the pipe body 1, the second connecting pipe 22 is inserted into the other end of the pipe body 1, the spiral ring 24 arranged on the second connecting pipe 22 is connected inside the spiral groove 23 arranged on the first connecting pipe 21 in a threaded manner, the first connecting pipe 21 and the second connecting pipe 22 are connected together, one baffle plate 71 is taken out, the clamping plates 74 arranged on two sides of the baffle plate 71 are clamped inside the clamping groove 5 of the mounting plate 4 on the same side, the extrusion plate 73 is pressed against the outer wall of the pipe body 1, the mounting bolt 75 inserted on the clamping plate 74 is rotatably inserted into the first screw hole 6 arranged on the inner side wall of the clamping groove 5, the clamping plate 74 is fixed inside the clamping groove 5, the other baffle plates 71 are arranged on the pipe body 1 by repeating the method, the connecting flanges 3 on two sides of the pipe body 1 are connected together, then the other pipe body 1 is assembled, the connecting flanges 3 belonging to the two pipe bodies 1 are pressed together, then one of the connecting plates 8 is clamped on the two connecting flanges 3 which are connected with each other, the two clamping plates 9 arranged on the connecting plate 8 are respectively clamped on the side surfaces of the two connecting flanges 3, the fixing plate 91 of the clamping plate 9 is abutted against the mounting plate 4 and the clamping plate 74 on the same side, in the process, the extrusion block 92 is extruded into the groove 97, under the elastic action of the compression spring 93, the extrusion block 92 is abutted against the connecting flanges 3, then the fastening bolt 96 inserted on the fixing plate 91 is rotated, so that the fastening bolt 96 penetrates through the compression spring 93 and the extrusion block 92 on the same side and is in threaded connection with the second screw hole 11 corresponding to the extrusion block 92 on the same side, and then the mode is repeated to mount the other connecting plates 8 with the clamping plates 9 on the two connecting flanges 3 of the invention, and further clamp the two connecting flanges 3 on the same side together.

In the invention, the drain connecting flange 1077 and the water inlet connecting flange 1031 have the same structure as the connecting flange 3 and are fixedly connected through the connecting plate 8 and the clamping plate 9.

In conclusion, when the inner pipe 2 is deformed or damaged due to the internal pressure, only the inner pipe 2 needs to be replaced, only the first connecting pipe 21 or the second connecting pipe 22 needs to be replaced, the whole replacement is not needed, and the maintenance cost is reduced. The sealing liner 10 is matched with the pipe body 1 to isolate or reduce the influence of external factors on the inner pipe and prolong the service life of the inner pipe 2. Through setting up the impact that the stop gear 7 can certain extent block external force, extrude body 1 lateral wall simultaneously, prevent to a certain extent because of internal pressure is too big, lead to deformation to appear in body 1. Meanwhile, through the arrangement of the clamping plate 9, the phenomenon that the joint of the two connecting flanges 3 is loosened due to internal pressure is avoided, and water leakage is avoided.

The base 1010 is pushed by the cart handle 1012 to move, and the drain connection flange 1077, the water inlet connection flange 1031 and the connection flanges 3 of the respective pipe structures are connected respectively. The motor 1093 is started to drive the driving rod 1091 to rotate, the rotating rod 1042 is synchronously driven to rotate, because the inner cavities of the rotating rod 1042 and the fixed sleeve 1043 are both rectangular, when the rotating rod 1042 rotates, the fixed sleeve 1043 is driven to rotate synchronously, sewage is introduced, the sewage enters the filter cavity 1041 along the water inlet pipe 1032, when the fixed sleeve 1043 drives the slope block 1044 to rotate, the sewage inside the filter cavity 1041 rolls upwards along the inclined slope of the slope block 1044 and falls into the collecting tank 1045 subsequently, at this time, the liquid falling into the collecting tank 1045 can flow out and impurities are left in the collecting tank 1045, after the device is used for a period of time, the box cover 102 is opened, at this time, the box cover 102 can be pushed upwards, the fixed sleeve 1043 and the slope block 1044 can be lifted upwards until being taken out, at this time, the device can be replaced and stood up, the subsequent use of the device is prevented from being influenced, and the sewage in the filter cavity 1041 can flow downwards into the stirring cavity 105 through the second filter holes 1047, at this moment, the disinfectant can be poured into the feeding funnel 1063 into the stirring cavity 105, the rotating rod 1042 can synchronously drive the stirring blades 1051 to rotate, so that the sewage and the disinfectant are fully mixed, so as to disinfect the sewage, the first valve 1081 can be opened later, so that the sewage mixed and finished in the stirring cavity 105 enters the disinfection cavity 1071 through the communicating pipe 108, and simultaneously the heating rod 1073 and the ultraviolet radiation lamp 1074 are started, the heating rod 1073 can heat and disinfect the sewage, and the ultraviolet radiation lamp 1074 sterilizes the sewage through radiation, and the second valve 1076 can be opened after the disinfection is finished, and the sewage which is disinfected and is discharged through the water outlet pipe 1075 and the pipeline structure.

The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and therefore all equivalent technical solutions should also fall within the scope of the present invention, and should be defined by the claims.

Claims

1. A hospital sewage treatment system, comprising: a sewage treatment structure and two pipeline structures, wherein,

the sewage treatment structure includes:

a treatment tank (101) with an open top;

a tank cover (102) mounted on top of the treatment tank (101);

a water inlet mechanism (103) which is arranged on the tank cover (102) and is communicated with the inside of the treatment tank (101);

a filtering mechanism (104) which is arranged at the upper part in the processing box (101) and is used for filtering sewage;

a stirring cavity (105) which is arranged in the middle of the treatment box (101) and is communicated with the filtering mechanism (104);

a medicament adding mechanism (106) which is arranged on the outer wall of the treatment box (101) and communicated with the stirring cavity (105);

a sterilizing mechanism (107) disposed at a lower portion in the treatment tank (101);

a communicating pipe (108) fixed on the outer wall of the treatment box (101) and communicating the disinfection mechanism (107) and the stirring chamber (105); and

a first valve (1081) mounted on the communication pipe (108);

wherein the filter mechanism (104) comprises:

a filter chamber (1041) at the upper part in the treatment box (101);

a rotating rod (1042) which is sealed by a bearing, vertically and rotatably connected to the center of the bottom of the filter cavity (1041), extends into the stirring cavity (105) and has a rectangular cross section;

a fixed sleeve (1043) movably sleeved on the rotating rod (1042);

four sloping blocks (1044) fixed on the side wall of the fixed sleeve (1043) in an annular array and with the surfaces inclined upwards from the bottom surface of the filter cavity (1041);

a collecting tank (1045) arranged on the upper part of the inclined surface of each slope block (1044);

a plurality of first filtering holes (1046) formed in the side wall of one side of the collecting tank (1045) and the bottom of the collecting tank; and

a second filtering hole (1047) which is arranged at the bottom of the filtering cavity (1041) and is communicated with the stirring cavity (105);

wherein a driving mechanism (109) for driving the rotating rod (1042) is arranged at the center of the top of the box cover (102);

the bottom of the rotating rod (1042) in the stirring cavity (105) is fixedly sleeved with a stirring blade (1051);

the two pipeline structures are respectively communicated with the water inlet mechanism (103) and the disinfection mechanism (107);

the piping structure includes:

a plurality of tubular bodies (1) for forming a pipeline;

a sealing lining (10) fixed on the inner wall of the pipe body (1);

the inner pipe (2) is arranged inside the sealing liner (10) and is tightly attached to the sealing liner (10);

a pair of connecting flanges (3) which are respectively integrally formed with two ends of the inner pipe (2) and of which one side wall pushes against the end part of the pipe body (1);

four mounting plates (4) fixed in an annular array on the side wall of the connecting flange (3) abutting against the pipe body (1);

the four blocking mechanisms (7) are respectively connected with every two mounting plates (4) corresponding to the two connecting flanges (3) and used for pushing against the outer wall of the pipe body (1);

four connecting plates (8) are horizontally arranged on the circumference of one connecting flange (3) in an annular array and extend to the circumference of the other connecting flange (3) which belongs to the other adjacent pipe body (1) and is connected with the connecting flange (3) in a sealing way; and

a pair of clamping plates (9) which are vertically and fixedly connected with two ends of each connecting plate (8) and used for clamping the two connecting flanges (3) which are connected in a sealing manner;

the inner tube (2) comprises: a first connection pipe (21) and a second connection pipe (22);

the first connecting pipe (21) and the connecting flange (3) on the left side are integrally formed;

the second connecting pipe (22) and the connecting flange (3) on the right side are integrally formed;

one end of the first connecting pipe (21) close to the second connecting pipe (22) is provided with an annular spiral groove (23);

a spiral ring (24) in threaded connection with the spiral groove (23) is fixedly arranged at one end, close to the first connecting pipe (21), of the second connecting pipe (22);

the blocking mechanism (7) comprises a baffle (71), a plurality of connecting blocks (72), extrusion plates (73) which correspond to the connecting blocks (72) one by one, and two clamping plates (74);

the mounting plate (4) is provided with a clamping groove (5) along the vertical direction; a plurality of first screw holes (6) are formed in the clamping groove (5) along the horizontal direction;

the two ends of the baffle (71) are respectively and vertically and fixedly connected with the clamping plates (74);

the clamping plate (74) is clamped in the clamping groove (5) of the mounting plate (4) at the same side;

the clamping plate (74) is provided with a plurality of mounting bolts (75) which are respectively in threaded connection with the corresponding first screw holes (6) in a penetrating manner along the horizontal direction;

the baffle (71) faces one side of the pipe body (1) and is fixedly connected with a plurality of connecting blocks (72) at equal intervals along the horizontal direction;

each connecting block (72) is connected with the corresponding extrusion plate (73);

the extrusion plate (73) is arc-shaped and pushes against the outer wall of the pipe body (1);

the inner wall of the pipe orifice of the first connecting pipe (21) or the second connecting pipe (22) is provided with an impact resistant ring with the caliber gradually reduced along the water flow direction; the surface of the impact-resistant ring is provided with a plurality of through holes;

the splint (9) comprises: a fixing plate (91), a fastening bolt (96), an extrusion block (92) and a compression spring (93);

four second screw holes (11) are formed in the side wall of the connecting flange (3) in an annular array;

the fixing plate (91) is vertically and fixedly connected with the connecting plate (8), and a groove (97) is formed in one side surface close to the connecting flange (3);

one end of the fastening bolt (96) sequentially penetrates through the fixing plate (91) and the groove (97) and is screwed into the corresponding second screw hole (11);

the extrusion block (92) and the compression spring (93) are placed in the groove (97);

the compression spring (93) is sleeved on the fastening bolt (96), one end of the compression spring pushes against the bottom end of the groove (97), and the other end of the compression spring pushes against the extrusion block (92);

the extrusion block (92) is movably sleeved on the fastening bolt (96) and pushes against the connecting flange (3);

the splint (9) comprises: the grooves (97) on the upper side and the lower side of the extrusion block (92) are internally provided with limit grooves (94) in the horizontal direction;

and the upper end and the lower end of the extrusion block (92) are respectively fixed with a limiting block (95) which is connected in a sliding way in the corresponding limiting groove (94).

2. The hospital sewage treatment system according to claim 1, characterized in that said water intake means (103) comprise:

a water inlet connecting flange (1031) connected to a connecting flange (3) corresponding to the pipe structure; and

a water inlet pipe (1032) with one end connected with the water inlet connecting flange (1031) and the other end penetrating through the box cover (102) and communicated with the filter cavity (1041);

the medicament addition mechanism (106) comprises:

a feeding pipe (1061) which penetrates through the outer wall of the treatment box (101) from outside to inside in a downward inclined manner;

a support plate (1062) fixed to an outer wall of the treatment tank (101); and

and the feeding hopper (1063) is fixed on the supporting plate (1062) and communicated with the feeding pipe (1061).

3. The hospital sewage treatment system according to claim 1, characterized in that said disinfection means (107) comprise:

a disinfection chamber (1071) which is arranged at the lower part in the treatment box (101) and is communicated with the communicating pipe (108);

a mounting seat (1072) fixed on the inner wall of the top end of the disinfection cavity (1071);

a plurality of heating rods (1073) mounted on the mounting base (1072) at equal intervals;

an ultraviolet radiation lamp (1074) mounted on the mounting base (1072) between every two heating rods (1073);

a water outlet pipe (1075) which penetrates through the outer wall of the treatment box (101) and is communicated with the bottom of the disinfection cavity (1071);

a second valve (1076) mounted on the water outlet pipe (1075); and

a drain connection flange (1077) mounted at an end of the outlet pipe (1075) and connected to one connection flange (3) corresponding to the pipe structure;

the drive mechanism (109) comprises:

the driving rod (1091) is rotatably connected to the center of the box cover (102) through a bearing, extends into the filter cavity (1041) and is movably connected with the rotating rod (1042) through a rectangular groove;

a first bevel gear (1092) fixedly sleeved at the top end of the driving rod (1091) on the surface of the box cover (102);

a motor (1093) fixed on the surface of the box cover (102);

and the second bevel gear (1094) is fixedly connected with the output end of the motor (1093) through a coupler and is meshed with the first bevel gear (1092).

4. The hospital sewage treatment system according to claim 3, wherein four fixing blocks (1021) are fixedly connected to the outer wall of the top opening of the treatment tank (101) at equal intervals along the opening;

each fixing block (1021) is provided with a thread groove (1022) along the vertical direction;

four threaded holes (1023) are formed in the box cover (102) corresponding to the positions of the four threaded grooves (1022);

each threaded hole (1023) is in threaded connection with a corresponding threaded groove (1022) to form a box cover bolt (1024);

the treatment tank (101) is fixed on a base (1010);

four rollers (1011) are arranged at four corners of the bottom of the base (1010);

a trolley handle (1012) is fixedly arranged on the surface of the base (1010);

the heating rod (1073), the ultraviolet irradiation lamp (1074) and the motor (1093) are connected with a power supply through leads.

5. The hospital sewage treatment system according to claim 1, wherein the two sealingly connected coupling flanges (3) are each fixed with an annular rubber gasket at their respective coupling side walls, one of which is provided with a plurality of concentric annular grooves (31); a plurality of annular convex blocks which correspond to the annular grooves (31) one by one and are mutually matched are arranged on the other annular rubber pad in a protruding way;

the connecting block (72) is sleeved with a spring which is connected with the baffle (71) and the extrusion plate (73).