CN219975722U - Sleeve leakage-proof unit and heat supply network heating device - Google Patents

Abstract

The utility model discloses a sleeve leakage-proof unit and a heat supply network heating device, which relate to the technical field of maintenance of a heating system and comprise a sleeve leakage-proof mechanism, wherein the sleeve leakage-proof unit is novel in structural design, and in the use process, through a clamping groove, an annular groove, a clamping plate, a connecting screw pipe and a fixed screw hole structure, a first leakage-proof pipe fitting can be used for carrying out dismounting connection and maintenance replacement operation on a second leakage-proof pipe fitting and a connecting disc according to the use condition, meanwhile, the stability of the second leakage-proof pipe fitting sleeved inside the first leakage-proof part can be improved, the first leakage-proof part and the second leakage-proof part can form a double-layer protection system, effective leakage-proof protection can be provided for the heat supply network heating pipe, and meanwhile, the sleeve leakage-proof mechanism can also be used for carrying out maintenance and replacement operation on the second leakage-proof part according to the use condition, so that the practicability of the device in the technical field of maintenance of the heating system can be effectively improved.

Description

Sleeve leakage-proof unit and heat supply network heating device

Technical Field

The utility model relates to the technical field of overhaul of heating systems, in particular to a sleeve leakage-proof unit and a heating device of a heating network.

Background

At present, a heat supply pipe network generally adopts an overhead pipe and a ground buried pipe, and along with urban development planning, the available space of the overhead pipe is reduced, and the urban appearance is influenced. The post-construction heat supply network pipeline passes through the city, and mostly adopts a buried pipe, and the long-distance pipeline network buried pipe compensation mode is generally a sleeve compensator and a rotary compensator.

The use of high parameter steam rotary compensators is increasing, and some phenomenon of steam leakage from the rotary compensator well occurs. Among them, corrosion of equipment caused by water accumulation in the compensator well due to leakage of the waterproof casing in the compensator well is more common.

The existing defects are as follows: the traditional heat supply pipe waterproof assembly mostly adopts a single-body type structural design, and the heat supply pipe waterproof assembly adopting the single-body type structural design is convenient to manufacture and low in production cost, but in the use process, the situation of collision damage easily occurs, the effective leakage protection cannot be realized for the heat supply pipe body, the opportunity of secondary maintenance and replacement cannot be provided for the subsequent normal use of the heat supply pipe waterproof assembly body, and certain limitation is provided; the stability of connection between traditional waterproof sleeve and heating pipe is poor.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

In view of the fact that the structural design of the heating pipe waterproof assembly in the prior art is too single, the heating pipe waterproof assembly cannot effectively prevent leakage and protect the heating pipe body, and cannot provide secondary maintenance and replacement opportunities for subsequent normal use of the heating pipe waterproof assembly body.

It is therefore an object of the present utility model to provide a bushing leakage prevention unit.

In order to solve the technical problems, the utility model provides the following technical scheme: a casing leakage prevention unit comprises a casing,

the sleeve leakage prevention mechanism comprises a first leakage prevention component and a second leakage prevention component arranged in the first leakage prevention component;

the first leakage-proof component comprises a first leakage-proof pipe fitting, and connecting plate members are arranged at two ends of the first leakage-proof pipe fitting;

the second leakage prevention component comprises a second leakage prevention pipe fitting, a limiting disc is installed at one end of the second leakage prevention pipe fitting, and a connecting disc is further arranged at one end, away from the limiting disc, of the second leakage prevention pipe fitting.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: the connecting plate comprises a first connecting flange arranged at one end of the first leakage-proof pipe fitting, and a second connecting flange is further arranged at one end, far away from the first connecting flange, of the first leakage-proof pipe fitting.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: the novel connecting flange comprises a first connecting flange, a second connecting flange, a limiting plate, a connecting disc and a plurality of groups of first fixing holes distributed in a circumferential array mode.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: the second flange is close to the outside of keeping off the groove and is provided with the joint groove that a plurality of sets of circumference array distributed all around, the second flange is close to the inboard of keeping off the groove all around still to be provided with annular groove.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: the bottom of second leak protection pipe fitting is provided with the connection screwed pipe, a plurality of groups of circumference array distribution's second fixed orifices have all been seted up around the top of spacing dish and connection pad, the second fixed orifices is the same with first fixed orifices structure.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: the middle part of connection pad has been seted up fixed screw, fixed screw and connection screwed pipe structure assorted, be screw thread fit between fixed screw and the connection screwed pipe, the outside of connection pad still is provided with the joint board that a plurality of groups circumference array distributed all around, joint board and joint groove, annular groove structure assorted, be joint cooperation between joint board and joint groove, the annular groove.

As a preferred embodiment of the sleeve leakage preventing unit of the present utility model, wherein: a plurality of groups of isolation cavities are formed in the second leakage-proof pipe fitting, and a plurality of groups of damping pads distributed in a circumferential array are further arranged on the periphery of the inner wall of the second leakage-proof pipe fitting.

The sleeve leakage-proof unit has the beneficial effects that: the sleeve leakage prevention unit is novel in structural design, in the use process, through the clamping groove, the annular groove and the clamping plate structure, the connecting disc can be connected in the blocking groove of the second connecting flange in a limiting mode, the connecting screw pipe and the fixing screw hole structure are matched, one end of the second leakage prevention pipe which is connected inside the first leakage prevention pipe in an inserted mode can be fixedly connected to the middle of the connecting disc, the first leakage prevention pipe can be used for carrying out dismounting connection and maintenance replacement operation on the second leakage prevention pipe and the connecting disc according to the use condition, meanwhile, the stability of the second leakage prevention pipe which is sleeved and installed inside the first leakage prevention part can be improved, the sleeve leakage prevention mechanism is composed of the first leakage prevention part and the second leakage prevention part, a double-layer protection system can be formed for a heat supply pipe of a heat supply network, meanwhile, the sleeve leakage prevention mechanism can be used for carrying out maintenance and heat supply operation on the second leakage prevention part according to the use condition, and the practicability of the equipment in the technical field of replacement system maintenance can be effectively improved.

In view of the problem that in the practical use process, the waterproof sleeve in the prior art has poor connection stability with the heating pipe.

In order to solve the technical problems, the utility model also provides the following technical scheme: a heat supply device of a heat supply network comprises a sleeve leakage-proof unit and,

the heat supply network heat supply pipeline is located inside the sleeve leakage-proof mechanism, the heat supply network heat supply pipeline comprises a heat supply pipe fitting, and the middle part of the heat supply pipe fitting is provided with a sealing sleeve.

As a preferred embodiment of the heat supply device for a heat supply network of the present utility model, wherein: the heat supply pipe fitting comprises a heat insulation pipe body, and a sleeve groove is formed in the middle of the heat insulation pipe body.

As a preferred embodiment of the heat supply device for a heat supply network of the present utility model, wherein: the sealing sleeve comprises a rubber sleeve, and anti-skid lines are engraved on the outer portion of the rubber sleeve.

The heat supply network heating device has the beneficial effects that: according to the scheme, the sleeve groove is formed in the middle of the heat-insulating pipe body, the rubber sleeve sleeved in the middle of the outer side of the heat-insulating pipe body can be used for limiting, the toughness of connection and the friction force of contact between the rubber sleeve and the second leakage-proof pipe can be improved through the anti-slip lines engraved on the outer side of the rubber sleeve, and therefore the stability of connection between a heat supply pipeline of a heat supply network and a leakage-proof mechanism of the sleeve can be effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic view of the overall structure of a casing leakage prevention unit;

fig. 2 is a schematic view of a first leakage preventing member of the casing leakage preventing unit;

FIG. 3 is a schematic view of a second leakage preventing member of the sleeve leakage preventing unit;

FIG. 4 is a schematic view of a second connection flange of the sleeve leakage prevention unit;

FIG. 5 is a schematic view of the structure of the connecting coils of the sleeve leakage preventing unit;

FIG. 6 is a schematic diagram of the land configuration of the bushing anti-leak unit;

FIG. 7 is a schematic view of the damping pad structure of the sleeve leakage prevention unit;

FIG. 8 is a schematic diagram of a heat supply network piping structure of a heat supply network heating apparatus;

fig. 9 is a schematic diagram of a heating pipe of a heating network heating device

Fig. 10 is a schematic diagram of a sealing sleeve of a heat supply network heating device.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 4, a sleeve leakage prevention unit is provided for a first embodiment of the present utility model, which can solve the problems that the existing heating pipe waterproof assembly cannot provide effective leakage prevention protection for a heating pipe body, and cannot provide secondary maintenance and replacement for the subsequent normal use of the heating pipe waterproof assembly body, including,

the casing leakage prevention mechanism 100 includes a first leakage prevention member 101 and a second leakage prevention member 102 mounted inside the first leakage prevention member 101;

the first leakage preventing member 101 includes a first leakage preventing pipe 101a, and both ends of the first leakage preventing pipe 101a are provided with a connecting plate 101b;

the second leakage preventing member 102 includes a second leakage preventing pipe member 102a, a limiting plate 102b is mounted at one end of the second leakage preventing pipe member 102a, and a connecting plate 102c is further provided at one end of the second leakage preventing pipe member 102a away from the limiting plate 102 b.

Specifically, the connecting plate 101b includes a first connecting flange 101b-1 installed at one end of the first leakage preventing pipe 101a, and a second connecting flange 101b-2 is further disposed at one end of the first leakage preventing pipe 101a far away from the first connecting flange 101b-1, and is used for dismounting connection of the second leakage preventing component 102 through the first connecting flange 101b-1 and the second connecting flange 101b-2 respectively installed at two ends of the first leakage preventing pipe 101 a.

Further, the middle part of one side of the first connecting flange 101b-1 and one side of the second connecting flange 101b-2 are provided with a blocking groove 101b-1a, the blocking groove 101b-1a is matched with the structures of the limiting plate 102b and the connecting plate 102c, the inside of the two groups of blocking grooves 101b-1a is also provided with a plurality of groups of first fixing holes 101b-1b distributed in a circumferential array, and the limiting plate 102b and the connecting plate 102c can be respectively accommodated and connected in the first connecting flange 101b-1 and the inside of the second connecting flange 101b-2 due to the fact that the blocking groove 101b-1a is matched with the structures of the limiting plate 102b and the connecting plate 102c.

The periphery of the outer side of the second connecting flange 101b-2, which is close to the blocking groove 101b-1a, is provided with a plurality of groups of clamping grooves 101b-2a distributed in a circumferential array, the periphery of the inner side of the second connecting flange 101b-2, which is close to the blocking groove 101b-1a, is also provided with an annular groove 101b-2b, and the connecting disc 102c can be installed in the blocking groove 101b-1a of the second connecting flange 101b-2 in a limiting manner through the clamping grooves 101b-2a and the annular grooves 101b-2b which are formed in the second connecting flange 101 b-2.

In summary, according to the scheme, through the clamping grooves 101b-2a and the annular grooves 101b-2b formed in the second connecting flange 101b-2 and the clamping plates 102c-2 distributed in a plurality of groups of circumferential arrays formed on the periphery of the outer side of the connecting disc 102c, the connecting disc 102c can be limited and connected in the blocking groove 101b-1a of the second connecting flange 101b-2, and the connecting disc 102c limited and connected in the blocking groove 101b-1a of the second connecting flange 101b-2 can be fixed by bolts in cooperation with the structures of the first fixing holes 101b-1b and the second fixing holes 102 b-1.

Example 2

Referring to fig. 5 to 7, in a second embodiment of the present utility model, unlike the previous embodiment, the present embodiment provides a sleeve leakage preventing unit capable of solving the problems that the existing heating pipe waterproof assembly cannot effectively prevent leakage of the heating pipe body, and cannot provide secondary maintenance and replacement for the subsequent normal use of the heating pipe waterproof assembly body, including,

the bottom of second leak protection pipe fitting 102a is provided with connection screwed pipe 102a-1, and limit plate 102b and connection dish 102 c's top all are offered the second fixed orifices 102b-1 that a plurality of group circumference array distributes all around, and second fixed orifices 102b-1 and first fixed orifices 101b-1b structure are the same, through first fixed orifices 101b-1b and second fixed orifices 102b-1 structure, can play the fixed effect of connection to the limit plate 102b of accomodating the connection in first connection flange 101b-1 inside, can also play the fixed effect of connection to limit connection at the connection dish 102cb of second connection flange 101b-2 inside.

Specifically, a fixing screw hole 102c-1 is formed in the middle of the connecting disc 102c, the fixing screw hole 102c-1 is matched with the structure of the connecting screw tube 102a-1, the fixing screw hole 102c-1 is in threaded fit with the connecting screw tube 102a-1, a plurality of groups of clamping plates 102c-2 distributed in a circumferential array are further arranged on the periphery of the outer side of the connecting disc 102c, the clamping plates 102c-2 are matched with the structures of the clamping grooves 101b-2a and the annular grooves 101b-2b, and the clamping plates 102c-2 are in clamping fit with the clamping grooves 101b-2a and the annular grooves 101b-2 b.

Further, the connection plate 102c can be mounted in the blocking groove 101b-1a of the second connection flange 101b-2 in a limited manner due to the clamping fit between the clamping plate 102c-2, the clamping groove 101b-2a and the annular groove 101b-2 b.

Preferably, a plurality of groups of isolation cavities 102a-2 are formed in the second anti-leakage pipe fitting 102a, and a plurality of groups of damping pads 102a-3 distributed in a circumferential array are further arranged around the inner wall of the second anti-leakage pipe fitting 102 a.

When the anti-leakage device is used, the plurality of groups of isolation cavities 102a-2 are formed in the second anti-leakage pipe fitting 102a, so that the effect of isolating and buffering the damaged inner wall or outer wall of the second anti-leakage pipe fitting 102a can be achieved, leaked water can be prevented from directly flowing into the first anti-leakage pipe fitting 101a from the second anti-leakage pipe fitting 102a, and the anti-leakage device is matched with the plurality of groups of damping pads 102a-3 distributed in the circumferential array and additionally arranged on the periphery of the inner wall of the second anti-leakage pipe fitting 102a, and can further improve the toughness of connection and the contact friction force between the second anti-leakage pipe fitting 102a and a heating pipe of a heating network.

In sum, this scheme is through the connecting screw 102a-1 that installs additional in second leak protection pipe fitting 102a bottom to and the fixed screw 102c-1 that sets up at the connection pad 102c middle part, and first leak protection pipe fitting 101a can carry out dismouting connection and maintenance change to second leak protection pipe fitting 102a, connection pad 102c according to the condition of use, can also effectually promote the second leak protection pipe fitting 102a cover and establish the stability of installing in first leak protection part 101 inside.

Example 3

Referring to fig. 8 to 10, in a third embodiment of the present utility model, unlike the previous embodiment, this embodiment provides a heating network heating apparatus, solving the problem that the waterproof sleeve of the prior art has poor connection stability with the heating pipe, which includes,

the heat supply network heating pipeline 200, the heat supply network heating pipeline 200 is located the inside of sleeve pipe leak protection mechanism 100, and heat supply network heating pipeline 200 includes heating pipe fitting 201, and the middle part of heating pipe fitting 201 is provided with sealed external member 202.

Specifically, the heat supply pipe 201 includes a heat insulation pipe 201a, the middle part of the heat insulation pipe 201a is provided with a sleeve groove 201b, and the rubber sleeve 202a sleeved at the middle part outside the heat insulation pipe 201a can be limited by the sleeve groove 201b provided at the middle part of the heat insulation pipe 201 a.

Further, the sealing sleeve 202 includes a rubber sleeve 202a, the outside of the rubber sleeve 202a is engraved with the anti-slip pattern 202b, and by engraving the anti-slip pattern 202b on the outside of the rubber sleeve 202a, the toughness of the connection and the contact friction between the rubber sleeve 202a and the second leakage preventing pipe 102a can be improved.

To sum up, this scheme can play spacing effect to the rubber sleeve 202a of cover at the outside middle part of insulating tube body 201a through the sleeve groove 201b of seting up at insulating tube body 201a middle part, through the anti-skidding line 202b of engraving in the outside of rubber sleeve 202a, can improve the toughness of being connected between rubber sleeve 202a and the second leak protection pipe fitting 102a and the frictional force of contact to can effectually promote the stability of being connected between heating network heating pipeline 200 and the sleeve pipe leak protection mechanism 100.

It is important to note that the construction and arrangement of the utility model as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A bushing leak protection unit, characterized in that: comprising the steps of (a) a step of,

a sleeve leakage prevention mechanism (100) comprising a first leakage prevention member (101) and a second leakage prevention member (102) provided inside the first leakage prevention member (101);

the first leakage prevention component (101) comprises a first leakage prevention pipe fitting (101 a) and connecting plate pieces (101 b) arranged at two ends of the first leakage prevention pipe fitting (101 a);

the second leakage prevention component (102) comprises a second leakage prevention pipe fitting (102 a), a limiting disc (102 b) arranged on one side of the second leakage prevention pipe fitting (102 a), and a connecting disc (102 c) arranged on one side, away from the limiting disc (102 b), of the second leakage prevention pipe fitting (102 a).

2. The cannula leak protection unit of claim 1, wherein: the connecting plate (101 b) comprises a first connecting flange (101 b-1) arranged on one side of the first leakage-proof pipe fitting (101 a), and a second connecting flange (101 b-2) arranged on one side of the first leakage-proof component (101) away from the first connecting flange (101 b-1).

3. The cannula leak protection unit of claim 2, wherein: the connecting flange comprises a blocking groove (101 b-1 a) formed in the middle of one side of the first connecting flange (101 b-1) and one side of the second connecting flange (101 b-2), a plurality of groups of first fixing holes (101 b-1 b) distributed in a circumferential array mode and arranged in the two groups of blocking grooves (101 b-1 a), and the blocking groove (101 b-1 a) is matched with the limiting disc (102 b) and the connecting disc (102 c) in structure.

4. The cannula leak protection unit of claim 3, wherein: the periphery of the outer side of the second connecting flange (101 b-2) close to the blocking groove (101 b-1 a) is provided with a plurality of groups of clamping grooves (101 b-2 a) distributed in a circumferential array, and the periphery of the inner side of the second connecting flange (101 b-2) close to the blocking groove (101 b-1 a) is also provided with an annular groove (101 b-2 b).

5. The cannula leak protection unit of claim 4, wherein: the anti-leakage device comprises a connecting screw tube (102 a-1) arranged at the bottom of the second anti-leakage tube (102 a), a plurality of groups of second fixing holes (102 b-1) distributed in a circumferential array at the tops of the limiting disc (102 b) and the connecting disc (102 c), and the second fixing holes (102 b-1) and the first fixing holes (101 b-1 b) are identical in structure.

6. The cannula leak protection unit of claim 5, wherein: the fixing screw holes (102 c-1) are arranged in the middle of the connecting disc (102 c), and the clamping plates (102 c-2) are arranged outside the connecting disc (102 c) and distributed in a plurality of groups of circumferential arrays;

the fixing screw hole (102 c-1) is matched with the structure of the connecting screw tube (102 a-1), the fixing screw hole (102 c-1) is in threaded fit with the connecting screw tube (102 a-1), the clamping plate (102 c-2) is matched with the structure of the clamping groove (101 b-2 a) and the annular groove (101 b-2 b), and the clamping plate (102 c-2) is in clamping fit with the clamping groove (101 b-2 a) and the annular groove (101 b-2 b).

7. The sleeve leakage prevention unit of any one of claims 1, 2, 3, 4, 6, wherein: the damping cushion comprises a plurality of groups of isolation cavities (102 a-2) arranged inside the second leakage-proof pipe fitting (102 a) and a plurality of groups of damping pads (102 a-3) which are arranged on the inner wall of the second leakage-proof pipe fitting (102 a) and distributed in a circumferential array.

8. A heating network heating device, which is characterized in that: comprising the sleeve leakage prevention unit of any one of claims 1 to 7; the method comprises the steps of,

the heat supply network heating pipeline (200), heat supply network heating pipeline (200) are located the inside of sleeve pipe leak protection mechanism (100), heat supply network heating pipeline (200) include heat supply pipe fitting (201), and set up in seal external member (202) at heat supply pipe fitting (201) middle part.

9. A heating network heating apparatus as recited in claim 8, wherein: the heat supply pipe fitting (201) comprises a heat insulation pipe body (201 a) and a sleeve groove (201 b) arranged in the middle of the heat insulation pipe body (201 a).

10. A heating network heating apparatus as claimed in claim 9, wherein: the seal sleeve (202) includes a rubber sleeve (202 a), and an externally engraved non-slip texture (202 b) of the rubber sleeve (202 a).