CN115234660B - Sealing pipe fitting for water quality on-line monitoring equipment - Google Patents
Sealing pipe fitting for water quality on-line monitoring equipment Download PDFInfo
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- CN115234660B CN115234660B CN202211161483.4A CN202211161483A CN115234660B CN 115234660 B CN115234660 B CN 115234660B CN 202211161483 A CN202211161483 A CN 202211161483A CN 115234660 B CN115234660 B CN 115234660B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/14—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with ball-shaped valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0245—Construction of housing; Use of materials therefor of lift valves with ball-shaped valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a sealing pipe fitting for water quality online monitoring equipment, which relates to the technical field of sealing pipe fittings and comprises a hollow sleeve, wherein a pair of communicating pipes are arranged at two end parts of the hollow sleeve; a monitoring pipe is arranged in the middle of the top surface of the hollow sleeve, a transparent cover plate is arranged in a top port of the monitoring pipe, a monitoring drainage pipe is inserted in the middle of the transparent cover plate, and an outer ring is sleeved at the inner end part of each communicating pipe; the hollow sleeve is sleeved with a pair of external gear rings, and the pair of external gear rings are connected with the corresponding outer rings through clamping mechanisms. Through the double sealing effect, the sealing effect is improved, the connection firmness is improved, and the rapid installation, disassembly and maintenance in the later period are more convenient.
Description
Technical Field
The invention relates to the technical field of sealing pipe fittings, in particular to a sealing pipe fitting for water quality on-line monitoring equipment.
Background
With the national emphasis on sewage treatment, the water quality online monitoring equipment of the sewage treatment plant must stably and normally operate in real time, and most water plants have extremely high requirements on the stable and normal operation of the online monitoring equipment. The installation intersection connection of pipe fittings and tubular products is the important thing in guaranteeing equipment normal operating.
The existing pipe fitting has the following defects: 1. when the pipe fittings are connected, a compression joint structure is mostly adopted, the connection sealing performance between the pipe fittings connected in a compression joint mode and the pipe fittings is poor, a transport medium is easy to leak after the pipe fittings are used for a long time, and the existing sealing pipe fittings are mostly sealed in a single sealing mode, so that the sealing performance in the subsequent using process cannot be ensured; 2. the square of the many adoption flange bolts of traditional pipe fitting carries out simple fixed, leads to connecting between the pipe fitting to lack effectual fixed connection, and, the maintenance is dismantled in the inconvenient later stage of pipe fitting after installing like this.
Disclosure of Invention
The invention aims to solve the defects of infirm connection and sealing and inconvenient mounting and dismounting of the existing pipe fitting in the prior art, and provides a sealing pipe fitting for water quality online monitoring equipment.
In order to solve the problems of the prior art that the existing pipe fitting is not firm in connection and sealing and inconvenient to install and disassemble, the invention adopts the following technical scheme:
the sealing pipe fitting for the water quality on-line monitoring equipment comprises a hollow sleeve, wherein a pair of communicating pipes are arranged at two end parts of the hollow sleeve, and the inner end parts of the pair of communicating pipes are inserted into two end openings of the hollow sleeve in a matched manner;
a pair of first hollow balls are arranged in two ports of the hollow sleeve, a second hollow ball is arranged in the inner port of each communicating pipe, a pair of inner cylinders are arranged between the hollow sleeve and the communicating pipes, two end parts of each inner cylinder are respectively inserted into the hollow sleeve and the communicating pipe, and two ends of each inner cylinder respectively abut against the first hollow ball and the second hollow ball;
a monitoring pipe is arranged in the middle of the top surface of the hollow sleeve, a transparent cover plate is arranged in a top port of the monitoring pipe, a monitoring drainage pipe is inserted in the middle of the transparent cover plate, an outer ring is sleeved at the inner end of each communicating pipe, and a bottom supporting ring is arranged in the middle of the bottom surface of the hollow sleeve;
the hollow sleeve is sleeved with a pair of outer gear rings, the outer gear rings are distributed on two sides of the monitoring tube, and the outer gear rings are connected with corresponding outer rings through clamping mechanisms.
The two end parts of the hollow sleeve are both inwards recessed with annular step-shaped step grooves, and the inner end parts of the pair of communicating pipes are both outwards raised with annular step-shaped step bulges.
The side walls of the stepped grooves are provided with a plurality of first grooves, the side walls of the stepped protrusions are provided with a plurality of second grooves, sealing rings are arranged in the first grooves, the first grooves correspond to the second grooves one to one, and the outer side edges of the sealing rings are matched and clamped in the corresponding second grooves.
A double-shaft motor is arranged in the bottom support ring, a pair of driving shafts is arranged at the end parts of two motor shafts of the double-shaft motor, each driving shaft penetrates through the bottom support ring and is rotatably connected with the outer side wall of the bottom support ring, a driving gear is sleeved at the outer end part of each driving shaft, and each driving gear is meshed with a corresponding outer gear ring;
the clamping mechanism comprises a polygonal sleeve and clamping pins, a plurality of pairs of lug seats are arranged on two sides of the outer ring surface of the hollow sleeve, polygonal sliding holes are formed in the lug seats on the outer side, a polygonal sleeve is inserted into each polygonal sliding hole, and a clamping plate is arranged at the outer end of each polygonal sleeve;
the inner end part of each clamping plate is provided with a clamping pin, the outer ring surface of the outer ring is provided with a plurality of limiting notches, the outer ring at the staggered position of the limiting notches is provided with a plurality of clamping pin holes, and each clamping pin is inserted into the corresponding clamping pin hole in a matched manner;
the ear seats positioned on the inner side are respectively provided with a bearing which penetrates through the ear seats and is fixedly connected with the ear seats, a screw rod is inserted into each bearing, the outer end part of each screw rod is inserted into the corresponding polygonal sleeve and is in threaded connection with the polygonal sleeve, the inner end part of each screw rod is sleeved with a linkage gear which is concentrically and fixedly connected with the inner end part of the screw rod, and the outer gear rings are sequentially in meshed connection with the corresponding linkage gears.
Preferably, a pair of first fixing rings is arranged in the middle of the inside of the hollow sleeve, first springs are arranged on the opposite sides of the first fixing rings, the outer end of each first spring is fixedly connected with the inner side face of the corresponding first hollow ball, a pair of first retaining rings is arranged in two ports of the hollow sleeve, and each first hollow ball is located between the corresponding first retaining ring and the corresponding first fixing ring.
Preferably, a second fixing ring is arranged in the middle of the communicating pipe, a second spring is arranged on the outer side face of the second fixing ring, the outer end portion of the second spring is fixedly connected with the inner side face of the corresponding second hollow ball, a second retaining ring is arranged in the inner port of the communicating pipe, and the second hollow ball is located between the corresponding second retaining ring and the second fixing ring.
Preferably, the middle part of the outer ring surface of the inner cylinder is sleeved with a sealing ring, and two sides of the inner cylinder are respectively provided with a pair of U-shaped notches in a staggered manner.
Preferably, the hollow sleeve is sleeved with a pair of annular clamping rails, the pair of annular clamping rails are distributed on two sides of the monitoring tube, a rotating ring is clamped on the outer annular surface of each annular clamping rail, and each outer gear ring is sleeved on the corresponding rotating ring and is fixedly connected with the rotating ring in a concentric manner.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, when the communicating pipe is closed towards the hollow sleeve, the step bulge is driven to slowly abut against the step groove along with the slow reduction of the distance between the connecting part of the communicating pipe and the hollow sleeve, so that the outer side edges of the sealing rings in the first groove are respectively abutted against the corresponding second grooves in a matched manner, and the sealing performance of the hollow sleeve and the pair of communicating pipes is preliminarily increased;
two side edges of the sealing ring are in abutting connection with the first retaining ring and the second retaining ring, and the sealing performance of the connection of the hollow sleeve and the pair of communicating pipes is further improved by the matching use of the inner cylinder and the sealing ring;
2. in the invention, because the inner cylinder, the first hollow ball and the second hollow ball are kept at the concentric positions, one end of the inner cylinder can extend into the hollow sleeve through the first baffle ring, the other end of the inner cylinder passes through the second baffle ring along the inside of the communicating pipe, and a pair of U-shaped notches are arranged at two sides of the inner cylinder, so that water can freely flow in the hollow sleeve and the pair of communicating pipes;
the outer gear ring sequentially drives the linkage gears and the lead screw to rotate through the matching of the clamping mechanism, the lead screw and the polygonal sleeve are spirally acted to drive the clamping plates and the clamping pins to be uniformly inserted into the corresponding clamping pin holes and tightly abut against the outer ring, so that the communicating pipe and the hollow sleeve are tightly closed, and the connecting stability of the hollow sleeve and a pair of communicating pipes is further improved;
in conclusion, the invention solves the problems of infirm connection and sealing and inconvenient mounting and dismounting of the existing pipe fittings, has compact overall structure design, not only increases the sealing effect, but also increases the connection firmness through the double sealing effect, and is more convenient for rapid mounting, dismounting and maintenance in the later period.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention at a viewing angle;
FIG. 2 is a schematic front view of the present invention from another perspective;
FIG. 3 is a front exploded view of the present invention from one perspective;
FIG. 4 is a front exploded view of the present invention from another perspective;
FIG. 5 is a front exploded cross-sectional view of the present invention from one perspective;
FIG. 6 is a front exploded cross-sectional view of the present invention from another perspective;
FIG. 7 is a schematic view of the hollow sleeve of the present invention from a single perspective;
FIG. 8 is a schematic view of the hollow sleeve of the present invention from another perspective;
FIG. 9 is a schematic view of a communication tube configuration at one viewing angle in accordance with the present invention;
FIG. 10 is a schematic view of a communication tube according to another aspect of the present invention;
FIG. 11 is a schematic view of the inner barrel construction of the present invention from one perspective;
FIG. 12 is a schematic view of the inner barrel construction of the present invention from another perspective;
FIG. 13 is an enlarged view taken at A in FIG. 6 according to the present invention;
number in the figure: 1. a hollow sleeve; 11. monitoring the pipe; 12. a transparent cover plate; 13. monitoring the drainage tube; 14. a first retaining ring; 15. a first spring; 16. a first hollow sphere; 17. a first retainer ring; 18. a first groove; 19. a seal ring; 2. a communicating pipe; 21. a second groove; 22. a second fixing ring; 23. a second spring; 24. a second hollow sphere; 25. a second retainer ring; 26. an outer ring; 27. an inner barrel; 28. a seal ring; 29. a U-shaped notch; 3. a bottom ring; 31. a double-shaft motor; 32. a drive shaft; 33. a driving gear; 34. an annular clamping rail; 35. rotating the ring; 36. an outer gear ring; 4. an ear mount; 41. a polygonal sleeve; 42. clamping a plate; 43. a bayonet lock; 44. a lead screw; 45. a linkage gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows: the embodiment provides a sealing pipe fitting for water quality online monitoring equipment, and specifically comprises a hollow sleeve 1, wherein the hollow sleeve 1 is in a hollow tubular shape horizontally and transversely placed, two end parts of the hollow sleeve 1 are provided with a pair of communicating pipes 2 concentrically placed, and the inner end parts of the pair of communicating pipes 2 are respectively inserted into two end openings of the hollow sleeve 1 in a matched manner;
a pair of first hollow spheres 16 are arranged in two ports of the hollow sleeve 1, a second hollow sphere 24 is arranged in the inner port of each communicating pipe 2, a pair of symmetrically arranged inner cylinders 27 are arranged between the hollow sleeve 1 and the pair of communicating pipes 2, two ends of each inner cylinder 27 are respectively inserted into the hollow sleeve 1 and the communicating pipes 2, and two ends of each inner cylinder 27 are respectively abutted against the first hollow spheres 16 and the second hollow spheres 24;
the middle part of the top surface of the hollow sleeve 1 is provided with a monitoring tube 11 which is vertically communicated and fixedly connected, a transparent cover plate 12 which is concentrically and fixedly connected is arranged in the top port of the monitoring tube 11, a monitoring drainage tube 13 which is vertically communicated and fixedly connected is inserted in the middle part of the transparent cover plate 12, the inner end part of each communicating tube 2 is sleeved with an outer ring 26 which is concentrically and fixedly connected, and the middle part of the bottom surface of the hollow sleeve 1 is provided with a bottom support ring 3 which is vertically and fixedly connected;
the hollow sleeve 1 is sleeved with a pair of rotationally connected outer gear rings 36, the pair of outer gear rings 36 are distributed on two sides of the monitoring tube 11, and the pair of outer gear rings 36 are connected with the corresponding outer rings 26 through a clamping mechanism.
In a specific implementation process, as shown in fig. 4 and fig. 6, a pair of first fixing rings 14 which are concentrically and fixedly connected is arranged in the middle of the inside of the hollow sleeve 1, first springs 15 which are fixedly connected are arranged on opposite sides of the pair of first fixing rings 14, the outer end of each first spring 15 is fixedly connected with the inner side of the corresponding first hollow ball 16, a pair of first retaining rings 17 which are concentrically and fixedly connected are arranged in two ports of the hollow sleeve 1, and each first hollow ball 16 is located between the corresponding first retaining ring 17 and the corresponding first fixing ring 14;
a second fixing ring 22 which is concentrically and fixedly connected is arranged at the middle part in the communicating pipe 2, a second spring 23 which is fixedly connected is arranged on the outer side surface of the second fixing ring 22, the outer end part of the second spring 23 is fixedly connected with the inner side surface of the corresponding second hollow ball 24, a second retaining ring 25 which is concentrically and fixedly connected is arranged in the inner port of the communicating pipe 2, and the second hollow balls 24 are all positioned between the corresponding second retaining ring 25 and the second fixing ring 22;
the middle part of the outer ring surface of the inner cylinder 27 is sleeved with a sealing ring 28 which is fixedly connected concentrically, two sides of the inner cylinder 27 are respectively provided with a pair of U-shaped gaps 29 in a staggered manner, two sides of the inner cylinder 27 respectively abut against the first hollow ball 16 and the second hollow ball 24 and drive the first spring 15 and the second spring 23 to deform, because the inner cylinder 27, the first hollow ball 16 and the second hollow ball 24 are kept at concentric positions, one end of the inner cylinder 27 can penetrate through the first baffle ring 17 and extend into the hollow sleeve 1, the other end of the inner cylinder 27 penetrates through the second baffle ring 25 and along the communicating pipe 2, two side edges of the sealing ring 28 are abutted against and connected with the first baffle ring 17 and the second baffle ring 25, and the sealing performance of the hollow sleeve 1 and the pair of communicating pipes 2 is further improved through the matching use of the inner cylinder 27 and the sealing ring 28.
Example two: in the first embodiment, there is also a problem that the connection between the hollow sleeve 1 and the ports of the pair of communication pipes 2 is not tight, and therefore, on the basis of the first embodiment, the first embodiment further includes:
in the specific implementation, as shown in fig. 7 and 13, both ends of the hollow sleeve 1 are recessed with an annular stepped groove, the inner end parts of the communicating pipes 2 are both provided with annular step-shaped step bulges which protrude outwards; a plurality of first grooves 18 distributed at equal intervals are formed in the side wall of each stepped groove, a plurality of second grooves 21 distributed at equal intervals are formed in the side wall of each stepped protrusion, sealing rings 19 connected in a clamping manner are arranged in the first grooves 18, the first grooves 18 correspond to the second grooves 21 one by one, and the outer side edges of the sealing rings 19 are matched and clamped in the corresponding second grooves 21; when the communicating pipe 2 is closed towards the hollow sleeve 1, the distance between the connecting part of the communicating pipe 2 and the hollow sleeve 1 is slowly reduced, so that the step protrusions are driven to slowly abut against the step grooves, and the outer side edges of the sealing rings 19 in the first grooves 18 are uniformly and tightly abutted against the corresponding second grooves 21 in a matched manner.
Example three: in the first embodiment, there is a problem that the hollow sleeve 1 and the pair of communication pipes 2 are not fixed firmly, and therefore, the first embodiment further includes:
in a specific implementation process, as shown in fig. 3 and 6, the engaging mechanism includes a polygonal sleeve 41 and a bayonet 43, a plurality of pairs of circularly arranged ear seats 4 are disposed on two sides of an outer annular surface of the hollow sleeve 1, wherein polygonal sliding holes are disposed on the ear seats 4 located on the outer side, a polygonal sleeve 41 passing through in a sliding manner is inserted into each polygonal sliding hole, and a snap plate 42 fixedly connected vertically is disposed at an outer end of each polygonal sleeve 41;
the inner end of each clamping plate 42 is provided with a clamping pin 43, the outer ring surface of the outer ring 26 is provided with a plurality of limiting notches, the outer ring 26 at the staggered position of the limiting notches is provided with a plurality of clamping pin holes, and each clamping pin 43 is inserted into the corresponding clamping pin hole in a matched manner; when the polygonal sleeve 41 slides inwards, the clamping plate 42 and the clamping pins 43 are driven to synchronously move, and the clamping pins 43 are driven to be uniformly inserted into the corresponding clamping pin holes, so that the communicating pipe 2 and the hollow sleeve 1 are tightly closed;
the inner ear seats 4 are all provided with bearings which are fixedly connected in a penetrating manner, a lead screw 44 is inserted into each bearing, the outer end part of each lead screw 44 is inserted into the corresponding polygonal sleeve 41 and is in threaded connection with the polygonal sleeve 41, the inner end part of each lead screw 44 is sleeved with a linkage gear 45 which is fixedly connected concentrically, and the outer gear rings 36 are all in meshed connection with the corresponding linkage gears 45 in sequence; the external gear ring 36 is sequentially engaged to drive the linkage gear 45 and the screw rod 44 to rotate, and the screw action of the screw rod 44 and the polygonal sleeve 41 drives the polygonal sleeve 41 to slide inwards along the polygonal hole.
Example four: in the first embodiment, there is a problem that the external gear ring 36 is inconvenient to adjust, so on the basis of the first embodiment, the present embodiment further includes:
in the specific implementation process, as shown in fig. 5 and fig. 6, a transversely placed double-shaft motor 31 is arranged in the bottom support ring 3, the model of the double-shaft motor 31 is KH4248-B95111, a pair of coaxially connected driving shafts 32 are arranged at the end parts of two motor shafts of the double-shaft motor 31, each driving shaft 32 penetrates through the bottom support ring 3 and is rotatably connected with the outer side wall of the bottom support ring 3, a driving gear 33 which is concentrically and fixedly connected is sleeved at the outer end part of each driving shaft 32, and each driving gear 33 is meshed with a corresponding outer gear ring 36; a motor shaft of the double-shaft motor 31 drives the two driving shafts 32 to synchronously rotate, the driving shafts 32 drive the driving gears 33 to synchronously rotate, and the driving gears 33 are meshed to drive the outer gear ring 36 and the rotating ring 35 to reversely rotate along the annular clamping rail 34;
the hollow sleeve 1 is sleeved with a pair of annular clamping rails 34 which are concentrically fixedly connected, the pair of annular clamping rails 34 are distributed on two sides of the monitoring tube 11, the outer annular surface of each annular clamping rail 34 is clamped with a rotating ring 35 which is rotatably connected, each outer gear ring 36 is sleeved on the corresponding rotating ring 35 and is concentrically fixedly connected with the rotating ring 35, and when the rotating ring 35 rotates along the annular clamping rails 34, the stability of the outer gear ring 36 in the rotating process is improved.
Example five: specifically, the working principle and the operation method of the invention are as follows:
under the normal state, under the tension action of a first spring 15, a first hollow ball 16 is driven to be tightly propped against a first retaining ring 17 outwards, so that two ports of a hollow sleeve 1 are in a closed state; under the tension action of the second spring 23, the second hollow ball 24 is driven to be tightly propped against the second baffle ring 25 outwards, so that the inner port of the communicating pipe 2 is in a closed state;
placing a pair of inner cylinders 27 in two ports of the hollow sleeve 1, enabling inner ends of the pair of inner cylinders 27 to abut against the first hollow sphere 16, then placing a pair of communicating pipes 2 on two sides of the pair of inner cylinders 27, respectively sleeving the inner ends of the communicating pipes 2 on the inner cylinders 27, enabling outer ends of the pair of inner cylinders 27 to abut against the second hollow sphere 24, and keeping a certain distance between the hollow sleeve 1 and the pair of communicating pipes 2;
step two, rotating the communicating pipe 2 to enable the limiting notches on the outer ring 26 of the communicating pipe to correspond to the clamping plates 42 one by one, and continuously pushing the communicating pipe 2 inwards to enable one side of the inner cylinder 27 to extrude the first hollow ball 16 and the first spring 15 inwards and enable the other side of the inner cylinder 27 to extrude the second hollow ball 24 and the second spring 23 outwards;
when the outer ring 26 moves inward and passes through the clamping plate 42, the clamping plate 42 passes through the corresponding limiting notch, after the outer ring 26 passes through the clamping plate 42, the communicating pipe 2 is rotated to enable the clamping pin holes on the outer ring 26 to correspond to the clamping pins 43, the communicating pipe 2 is slowly loosened, and under the matching action of the first spring 15 and the second spring 23, the outer ring 26 moves outward, so that the clamping pins 43 are uniformly inserted into the corresponding clamping pin holes;
step three, starting the double-shaft motor 31, driving two driving shafts 32 to synchronously rotate by a motor shaft of the double-shaft motor 31, driving the driving gear 33 to synchronously rotate by the driving shafts 32, and further driving the driving gear 33 to be meshed with the driving gear to drive an outer gear ring 36 and a rotating ring 35 to reversely rotate along an annular clamping rail 34;
the outer gear ring 36 is sequentially meshed to drive the linkage gear 45 and the screw rod 44 to rotate, the screw action of the screw rod 44 and the polygonal sleeve 41 drives the polygonal sleeve 41 to slide inwards along the polygonal hole, and then the clamping plate 42 drives the clamping pin 43 to move inwards to synchronously drive the communicating pipe 2 to slowly close towards the hollow sleeve 1;
step four, when the communicating pipe 2 is closed towards the hollow sleeve 1, the step bulge is driven to be slowly abutted against the step groove along with the slow reduction of the distance between the communicating pipe 2 and the hollow sleeve 1, so that the outer side edge of the sealing ring 19 in the first groove 18 is uniformly and tightly abutted against the corresponding second groove 21 in a matched manner;
meanwhile, two sides of the inner cylinder 27 are respectively abutted against the first hollow ball 16 and the second hollow ball 24 and drive the first spring 15 and the second spring 23 to deform, because the inner cylinder 27, the first hollow ball 16 and the second hollow ball 24 are kept at concentric positions, one end of the inner cylinder 27 can penetrate through the first baffle ring 17 and extend into the hollow sleeve 1, the other end of the inner cylinder 27 penetrates through the second baffle ring 25 and along the communicating pipe 2, and two side edges of the sealing ring 28 are abutted against and connected with the first baffle ring 17 and the second baffle ring 25;
step five, after the hollow sleeve 1 is hermetically connected with the pair of communicating pipes 2, when water enters the communicating pipe 2 on one side, the water can flow along the gap between the second hollow ball 24 and the inner wall of the communicating pipe 2, passes through the U-shaped notch 29 on one side of the inner cylinder 27, enters the inner cylinder 27, and enters the hollow sleeve 1 through the U-shaped notch 29 on the other side of the inner cylinder 27, and the water can enter the middle part and the other side of the hollow sleeve 1 and the monitoring pipe 11 along the gap between the first hollow ball 16 and the inner wall of the hollow sleeve 1, and the same flowing path is repeated to flow into the other communicating pipe 2;
when carrying out on-line measuring to water, accessible monitoring drainage tube 13 carries out on-line measuring or extracts the water that monitors in the drainage tube 13 and detect to water quality's monitoring operation.
The invention solves the problems of infirm connection and sealing and inconvenient installation and disassembly of the existing pipe fittings, has compact integral structure design, not only increases the sealing effect, but also increases the connection firmness through the double sealing effect, and is more convenient for quick installation, disassembly and maintenance in the later period.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (3)
1. A sealed pipe fitting for quality of water on-line monitoring equipment, including hollow sleeve (1), its characterized in that: a pair of communicating pipes (2) are arranged at two end parts of the hollow sleeve (1), and the inner end parts of the communicating pipes (2) are inserted into the two end ports of the hollow sleeve (1) in a matching manner;
a pair of first hollow spheres (16) is arranged in two ports of the hollow sleeve (1), a gap is formed between each first hollow sphere (16) and the inner wall of the hollow sleeve (1), a second hollow sphere (24) is arranged in the inner port of each communicating pipe (2), a gap is formed between each second hollow sphere (24) and the inner wall of each communicating pipe (2), a pair of inner cylinders (27) is arranged between each hollow sleeve (1) and each pair of communicating pipes (2), two end parts of each inner cylinder (27) are respectively inserted into the corresponding hollow sleeve (1) and each communicating pipe (2), and two ends of each inner cylinder (27) are respectively abutted against the corresponding first hollow sphere (16) and the corresponding second hollow sphere (24);
a pair of first fixing rings (14) is arranged in the middle of the inside of the hollow sleeve (1), first springs (15) are arranged on the opposite surfaces of the first fixing rings (14), the outer end of each first spring (15) is fixedly connected with the inner side surface of the corresponding first hollow ball (16), a pair of first retaining rings (17) are arranged in two ports of the hollow sleeve (1), and each first hollow ball (16) is located between the corresponding first retaining ring (17) and the corresponding first fixing ring (14);
a second fixing ring (22) is arranged in the middle of the inside of the communicating pipe (2), a second spring (23) is arranged on the outer side face of the second fixing ring (22), the outer end of the second spring (23) is fixedly connected with the inner side face of the corresponding second hollow ball (24), a second retaining ring (25) is arranged in the inner port of the communicating pipe (2), and the second hollow balls (24) are located between the corresponding second retaining ring (25) and the corresponding second fixing ring (22);
in the initial state, the first hollow ball (16) is tightly propped against the first retaining ring (17) outwards, so that two ports of the hollow sleeve (1) are in a closed state, the second hollow ball (24) is tightly propped against the second retaining ring (25) outwards, and a connecting port of the communicating pipe (2) is in a closed state;
in a use state, the first hollow ball (16) is inwards separated from the first retaining ring (17) to enable two ports of the hollow sleeve (1) to be in an open state, the second hollow ball (24) is inwards separated from the second retaining ring (25) to enable a connecting port of the communicating pipe (2) to be in an open state;
a monitoring pipe (11) is arranged in the middle of the top surface of the hollow sleeve (1), a transparent cover plate (12) is arranged in a top port of the monitoring pipe (11), a monitoring drainage pipe (13) is inserted in the middle of the transparent cover plate (12), an outer ring (26) is sleeved at the inner end of each communicating pipe (2), and a bottom supporting ring (3) is arranged in the middle of the bottom surface of the hollow sleeve (1);
the monitoring tube is characterized in that a pair of outer gear rings (36) is sleeved on the hollow sleeve (1), the pair of outer gear rings (36) are distributed on two sides of the monitoring tube (11), and the pair of outer gear rings (36) are connected with corresponding outer rings (26) through clamping mechanisms;
two end parts of the hollow sleeve (1) are both inwards recessed with annular step-shaped step grooves, and the inner end parts of the pair of communicating pipes (2) are both outwards protruded with annular step-shaped step protrusions;
the side wall of each stepped groove is provided with a plurality of first grooves (18), the side wall of each stepped protrusion is provided with a plurality of second grooves (21), sealing rings (19) are arranged in the first grooves (18), the first grooves (18) correspond to the second grooves (21) one by one, and the outer side edges of the sealing rings (19) are matched and clamped in the corresponding second grooves (21);
a double-shaft motor (31) is arranged in the bottom support ring (3), a pair of driving shafts (32) is arranged at the end parts of two motor shafts of the double-shaft motor (31), each driving shaft (32) penetrates through the bottom support ring (3) and is rotatably connected with the outer side wall of the bottom support ring (3), a driving gear (33) is sleeved at the outer end part of each driving shaft (32), and each driving gear (33) is meshed with a corresponding outer gear ring (36);
the clamping mechanism comprises a polygonal sleeve (41) and clamping pins (43), a plurality of lug seats (4) are arranged on two sides of the outer ring surface of the hollow sleeve (1), polygonal sliding holes are formed in the lug seats (4) positioned on the outer side, the polygonal sleeve (41) is inserted into each polygonal sliding hole, and the clamping plate (42) is arranged at the outer end of each polygonal sleeve (41);
the inner end part of each clamping plate (42) is provided with a clamping pin (43), the outer ring surface of the outer ring (26) is provided with a plurality of limiting notches, the outer ring (26) at the staggered position of the limiting notches is provided with a plurality of clamping pin holes, and each clamping pin (43) is inserted into the corresponding clamping pin hole in a matched manner;
the ear seats (4) positioned on the inner side are respectively provided with a bearing which penetrates through the ear seats and is fixedly connected with the ear seats, a lead screw (44) is inserted into each bearing, the outer end part of each lead screw (44) is inserted into the corresponding polygonal sleeve (41) and is in threaded connection with the polygonal sleeve (41), the inner end part of each lead screw (44) is sleeved with a linkage gear (45) which is fixedly connected with the same center, and the outer gear ring (36) is sequentially meshed with the corresponding linkage gear (45).
2. The sealing pipe fitting for the water quality online monitoring equipment according to claim 1, characterized in that: the middle part of the outer ring surface of the inner cylinder (27) is sleeved with a sealing ring (28), and two sides of the inner cylinder (27) are respectively provided with a pair of U-shaped notches (29) in a staggered manner.
3. The sealing pipe fitting for the water quality online monitoring equipment according to claim 1, characterized in that: the hollow sleeve (1) is sleeved with a pair of annular clamping rails (34), the pair of annular clamping rails (34) are distributed on two sides of the monitoring tube (11), a rotating ring (35) is clamped on the outer annular surface of each annular clamping rail (34), and each outer gear ring (36) is sleeved on the corresponding rotating ring (35) and is fixedly connected with the rotating ring (35) in a concentric mode.
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CN202211161483.4A CN115234660B (en) | 2022-09-23 | 2022-09-23 | Sealing pipe fitting for water quality on-line monitoring equipment |
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CN202211161483.4A CN115234660B (en) | 2022-09-23 | 2022-09-23 | Sealing pipe fitting for water quality on-line monitoring equipment |
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CN115234660B true CN115234660B (en) | 2022-12-02 |
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CN116066638B (en) * | 2023-03-06 | 2023-06-20 | 山东工程技师学院 | Water leakage early warning pipeline connecting device for building |
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