CN211423681U - Composite compensator for circulating water system - Google Patents

Abstract

The utility model provides a composite compensator for a circulating water system, which is characterized by comprising an inlet end connecting pipe, a first working corrugated pipe component, a tongue pipe, a balance corrugated pipe component, a second working corrugated pipe component and an outlet end connecting pipe; the inlet end connecting pipe is connected with an external inlet pipeline through an inlet flange assembly, and the outlet end connecting pipe is connected with an external outlet pipeline through an outlet flange assembly; first work bellows subassembly includes first bellows and first connecting pipe, the free end of first bellows is connected at the import section connecting pipe, be provided with first outer crown plate on the first connecting pipe, second work bellows subassembly is including the second connecting pipe, second bellows, third connecting pipe and the third bellows that set gradually, the utility model discloses in water circulating system, can be used to the settlement displacement of the flexible displacement of compensating pipe (when being heated or being heated) or ground, reduce vibrations skew and the effort to the equipment junction.

Description

Composite compensator for circulating water system

Technical Field

The utility model belongs to the technical field of the compensator, concretely relates to composite compensator for circulating water system.

Background

The composite compensator (namely a circulating water system expansion joint) for the circulating water system is arranged on the inlet and outlet circulating water pipelines and is mainly used for compensating the expansion displacement of the circulating water pipelines, reducing vibration and offset and limiting acting force on equipment joints. The expansion joint mainly bears the requirements of axial thermal displacement, radial thermal displacement and the thrust and moment of the interface of the connected equipment, and the axial blind plate force is borne by the pull rod. However, the existing straight pipe pressure balance type compensator only has axial displacement but does not have the defect of radial displacement, and the pipeline of a circulating water system is easy to break due to the expansion and contraction displacement of a compensation pipeline or the settlement of a foundation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a composite compensator for circulating water system to solve the problem that proposes in the background art.

In order to solve the above technical problem, an embodiment of the present invention provides a composite compensator for a circulating water system, which is characterized by comprising an inlet end connecting pipe, a first working bellows assembly, a tongue pipe, a balance bellows assembly, a second working bellows assembly, and an outlet end connecting pipe; the inlet end connecting pipe is connected with an external inlet pipeline through an inlet flange assembly, and the outlet end connecting pipe is connected with an external outlet pipeline through an outlet flange assembly; the first working corrugated pipe assembly comprises a first corrugated pipe and a first connecting pipe, the free end of the first corrugated pipe is connected with the inlet section connecting pipe, a first outer ring plate is arranged on the first connecting pipe, the second working corrugated pipe assembly comprises a second connecting pipe, a second corrugated pipe, a third connecting pipe and a third corrugated pipe which are sequentially arranged, a second outer ring plate is fixedly arranged on the outlet end connecting pipe, and the balance corrugated pipe assembly comprises a fourth connecting pipe, a fourth corrugated pipe and a fifth connecting pipe; the second connecting pipe is provided with a third outer ring plate, the balance corrugated pipe assembly is fixedly connected between the first outer ring plate and the third outer ring plate, the first outer ring plate and the second outer ring plate are symmetrically provided with a through hole, a stress rod penetrates through the through holes of the first outer ring plate and the second outer ring plate, two ends of the stress rod are provided with external threads, two ends of the stress rod can be detachably connected with a limit nut and a locking nut, and the stress rod is locked and connected through the two limit nuts and the locking nut; and the third corrugated pipe of the second working corrugated pipe assembly is connected with an outlet end connecting pipe.

Further, lining cylinders are respectively arranged on the inner sides of the second corrugated pipe and the third corrugated pipe, one end of the lining cylinder on the inner side of the second corrugated pipe is fixedly connected to the inner side of the second connecting pipe, and one end of the lining cylinder on the inner side of the third corrugated pipe is fixedly connected to the inner side of the third connecting pipe.

Furthermore, one side of the tongue tube is fixedly connected to the inlet end connecting tube, and the other end of the tongue tube extends to the second connecting tube.

Furthermore, the outer sides of the first corrugated pipe, the second corrugated pipe and the third corrugated pipe are respectively provided with an ear plate connecting device.

Preferably, the two ear plate connecting devices comprise two connecting ear plates and a connecting pull rod, and the connecting pull rod is connected between the two connecting ear plates.

Furthermore, a fourth corrugated pipe is fixedly connected between the first outer ring plate and the second outer ring plate, and a heat insulation material is arranged in the fourth corrugated pipe.

The fourth corrugated pipe is internally provided with a humidity sensor for detecting whether water leakage occurs, the humidity sensor is connected with an alarm, the alarm is arranged on the outer side of the fourth corrugated pipe, and the alarm is internally provided with a storage battery.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model discloses a circulating water system is with compound compensator for balanced type does not have thrust compensator, and medium flow area is not influenced, and existing axial displacement has radial displacement again, has compensatied the defect that present straight tube pressure balance type compensator only has axial position, in water circulating system, can be used to the settlement displacement of the flexible displacement of compensating pipe (being heated or when being heated) or ground, reduces vibrations skew and the effort to the equipment junction.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Description of reference numerals: 1. an inlet end connecting pipe; 2. a first working bellows assembly; 21. a first bellows; 22. a first connecting pipe; 23. a first outer ring plate; 3. a tongue tube; 4. a balanced bellows assembly; 41. a fourth connecting pipe; 42. a fourth bellows; 43. a fifth connecting pipe; 5. a second work bellows assembly; 51. a second connecting pipe; 52. a second bellows; 53. a third connecting pipe; 54. a third bellows; 55. a third outer ring plate; 6. an outlet end connecting pipe; 61. a second outer ring plate; 7. an inlet flange assembly; 8. an outlet flange assembly; 9. a stress beam; 91. defining a thread; 92. locking the threads; 10. an ear plate connecting device; 11. and (4) a lining cylinder.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a composite compensator for a circulating water system comprises an inlet end connecting pipe 1, a first working corrugated pipe assembly 2, a tongue pipe 3, a balance corrugated pipe assembly 4, a second working corrugated pipe assembly 5 and an outlet end connecting pipe 6; the inlet end connecting pipe 1 is connected with an external inlet pipeline through an inlet flange assembly 7, and the outlet end connecting pipe 8 is connected with an external outlet pipeline through an outlet flange assembly 8; possibly, the inlet flange assembly 7 and the outlet flange assembly 8 each comprise a connecting flange and locking bolts; the first working bellows assembly 2 includes a first bellows 21 and a first connecting pipe 22, a free end of the first bellows 21 is fixedly connected to the inlet end connecting pipe 1 by welding or integrally forming, a first outer ring plate 23 is fixedly disposed on the first connecting pipe 22 by welding or integrally forming, the second working bellows assembly 5 includes a second connecting pipe 51, a second bellows 52, a third connecting pipe 53 and a third bellows 54 sequentially disposed, it is feasible that the second connecting pipe 51, the second bellows 52, the third connecting pipe 53 and the third bellows 54 are fixedly connected by welding or integrally forming, a second outer ring plate 61 is fixedly disposed on an outer side of the outlet end connecting pipe 6 by welding, and the balance bellows assembly 4 includes a fourth connecting pipe 41, a third connecting pipe 53 and a fourth bellows 54, A fourth bellows 42 and a fifth connecting pipe 43; the fourth connecting pipe 41, the fourth corrugated pipe 42 and the fifth connecting pipe 43 are connected in sequence by welding or integrally forming, the second connecting pipe 51 is fixedly provided with a third outer ring plate 55 by welding or integrally forming, the balance corrugated pipe assembly 4 is fixed between the first outer ring plate 23 and the second outer ring plate 61 by welding, the first outer ring plate 23 and the second outer ring plate 61 are symmetrically provided with a through hole, a stress rod 9 passes through the through holes of the first outer ring plate 23 and the second outer ring plate 61, two ends of the stress rod 9 are provided with external threads, two ends of the stress rod 9 can be detachably connected with a limit nut 91 and a lock nut 92, and the stress rod 9 is locked and connected by the two limit nuts 91 and the lock nut 92; the third bellows 52 of the second service bellows assembly 5 is connected to the outlet connection pipe, a limit nut 91 defines a length, and a lock nut 92 is used for locking.

In a further embodiment, the inner sides of the second bellows 52 and the third bellows 53 are respectively provided with an inner liner 11, one end of the inner liner 11 inside the second bellows 52 is fixedly connected to the inner side of the second connection pipe 51, one end of the inner liner 11 inside the third bellows 54 is fixedly connected to the inner side of the third connection pipe 53, the free ends of the inner liner 11 extend to the third connection pipe 53 and the outlet end connection pipe 6, the inner liner 11 protects the second bellows 52 and the third bellows 54, prevents the second bellows 52 or the third bellows 54 from being pressed too much, and simultaneously, the whole compensator is in a straight pipe balance state and prevents the whole compensator from being bent due to pressing.

In a further embodiment, one side of the tongue tube 3 is fixedly welded to the inlet end connecting pipe 1, and the other end extends to the second connecting pipe 51, so that the tongue tube 3 can protect the first corrugated pipe 21 and the fourth corrugated pipe 42 from being pressed too much, and meanwhile, the whole compensator is in a straight tube balance state and is prevented from being bent due to pressing.

In a further embodiment, the first bellows 21, the second bellows 52 and the third bellows 54 are fixedly welded to the outer side of the ear plate connecting device 10.

Preferably, two otic placode connecting device 10 includes two connection otic placodes and connects the pull rod, it connects between two connection otic placodes to connect the pull rod, the both ends of connecting the pull rod are provided with the external screw thread, the both ends of connecting the pull rod are passed through the nut locking at the both ends of connecting the pull rod for locking the otic placode and being connected the pull rod.

In a further embodiment, a fourth corrugated pipe 42 is fixedly connected between the first outer ring plate 23 and the second outer ring plate 61, and a thermal insulation material is arranged in the fourth corrugated pipe 42, and the thermal insulation material can play a thermal insulation role.

A humidity sensor for detecting whether water leakage occurs is arranged in the fourth corrugated pipe 42, the humidity sensor is connected with an alarm, the alarm is arranged on the outer side of the fourth corrugated pipe 42, and a storage battery is arranged in the alarm; the storage battery is electrically connected with the alarm and the humidity sensor in series, and when the detected humidity of the humidity sensor exceeds a set value, the compensator has the possibility of leakage and needs to be maintained in time.

The utility model discloses a working process of specific embodiment: the utility model discloses a compensator is when using, when exit end connecting pipe 6 risees because of the pipeline temperature, the second bellows 52 and the third bellows 54 that will drive first bellows 21 of first work bellows subassembly 2 and second work bellows subassembly 5 produce axial displacement to the internal compression, first work bellows subassembly 2 and second work bellows subassembly 5 will drive the fourth bellows 42 of inside tongue pipe 3 compression balanced bellows subassembly 4, first work bellows subassembly 2, second work bellows subassembly 5 and balanced bellows subassembly 4 are compressed together, be in balanced state, when the compensator has radial displacement (ground subsides), radial relative motion takes place for second bellows 52 and third bellows 54, produced power is born by first outer crown plate 23, second outer crown plate 61, atress pole 9.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. A composite compensator for a circulating water system is characterized by comprising an inlet end connecting pipe, a first working corrugated pipe assembly, a tongue pipe, a balance corrugated pipe assembly, a second working corrugated pipe assembly and an outlet end connecting pipe; the inlet end connecting pipe is connected with an external inlet pipeline through an inlet flange assembly, and the outlet end connecting pipe is connected with an external outlet pipeline through an outlet flange assembly; the first working corrugated pipe assembly comprises a first corrugated pipe and a first connecting pipe, the free end of the first corrugated pipe is connected with the inlet section connecting pipe, a first outer ring plate is arranged on the first connecting pipe, the second working corrugated pipe assembly comprises a second connecting pipe, a second corrugated pipe, a third connecting pipe and a third corrugated pipe which are sequentially arranged, a second outer ring plate is fixedly arranged on the outlet end connecting pipe, and the balance corrugated pipe assembly comprises a fourth connecting pipe, a fourth corrugated pipe and a fifth connecting pipe; a third outer ring plate is arranged on the second connecting pipe, the balance corrugated pipe assembly is fixedly connected between the first outer ring plate and the second outer ring plate, through holes are symmetrically formed in the first outer ring plate and the second outer ring plate, a stress rod penetrates through the through holes of the first outer ring plate and the second outer ring plate, external threads are arranged at two ends of the stress rod, limiting nuts and locking nuts can be detachably connected to two ends of the stress rod, and the stress rod is locked and connected through the two limiting nuts and the locking nuts; the third corrugated pipe of the second working corrugated pipe assembly is connected with an outlet end connecting pipe; a fourth corrugated pipe is fixedly connected between the first outer ring plate and the second outer ring plate, and heat insulation materials are arranged in the fourth corrugated pipe; the solar water heater is characterized in that a humidity sensor used for detecting whether water leakage occurs is arranged in the fourth corrugated pipe, the humidity sensor is connected with an alarm, the alarm is arranged on the outer side of the fourth corrugated pipe, and a storage battery is arranged in the alarm.

2. The compound compensator of claim 1, wherein the second bellows and the third bellows are respectively provided with a lining tube at their inner sides, one end of the lining tube at the inner side of the second bellows is fixedly connected to the inner side of the second connection pipe, and one end of the lining tube at the inner side of the third bellows is fixedly connected to the inner side of the third connection pipe.

3. The composite compensator of claim 1, wherein one side of the tongue tube is fixedly connected to the inlet end connecting tube, and the other end of the tongue tube extends to the second connecting tube.

4. The compound compensator for circulating water system as claimed in claim 1, wherein the first bellows, the second bellows and the third bellows are provided with ear plate connecting means at outer sides thereof.

5. The compound compensator of claim 4, wherein the two lug plate connecting devices comprise two connecting lug plates and a connecting pull rod, and the connecting pull rod is connected between the two connecting lug plates.

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