CN210664862U

CN210664862U - Novel pressure gauge joint

Info

Publication number: CN210664862U
Application number: CN201921628328.2U
Authority: CN
Inventors: 奚陈俊
Original assignee: Jiangsu Lincheng Electric Instrument Equipment Co ltd
Current assignee: Jiangsu Lincheng Electric Instrument Equipment Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-02
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a novel pressure gauge joint, including connecting pipe, joint body, fast-assembling buckle, anti-freezing unit and filter unit, the both ends of connecting pipe are all fixedly connected with first flange, the cambered surface middle part of connecting pipe is provided with the through-hole, the outer cambered surface of the lower extreme of joint body is fixedly connected with the spacing ring, the lower extreme of joint body is connected with the through-hole of connecting pipe cambered surface in a rotating way, the downside of spacing ring contacts with the upper end inclined plane of connecting pipe through-hole, the fast-assembling buckle sets up in the outside of first flange, anti-freezing unit sets up in the inside of the lateral wall of joint body, filter unit sets up in the end department of connecting pipe, still include the fixed plate, the fixed plate sets up in the through-hole upper end of connecting pipe, this novel pressure gauge joint, it is convenient to dismantle, can, the convenient clearance, the adjustment manometer direction of being convenient for, it is convenient to observe.

Description

Novel pressure gauge joint

Technical Field

The utility model relates to a manometer technical field specifically is a novel pressure meter connector.

Background

The manometer is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and is a pressure gauge connector for connecting a pressure gauge and a pipeline, and the prior art comprises the following components: the patent of the granted publication No. CN 207050912U discloses a antifreezing pressure gauge joint, which comprises a joint body, wherein the joint body is internally screwed with a joint sleeve connected with a pipeline, a liquid storage cavity communicated with a pressure gauge head is arranged in the joint body, antifreeze is arranged in the liquid storage cavity, a working piston is arranged in the joint sleeve in a sliding way and contacts with the antifreeze through the joint sleeve, an extension plate is arranged at one end of the outer side wall of the working piston close to the antifreeze, a limiting plate which is butted with the extension plate is arranged on the inner side wall of the liquid storage cavity and is generally connected with the pipeline in a welding way, welding slag is easily generated in the pipeline in the welding process, the pipeline is inconvenient to clean and disassemble, once the pipeline is adjusted and changed, the pipeline welded with the pressure gauge joint is not suitable for restoration and can only be scrapped, cause the waste, in addition, do not have filter equipment, lead to the inside impurity of pipeline to block the manometer entry easily, inconvenient clearance, after manometer locking, the direction is not convenient for adjust, observes inconveniently, for this reason, we propose a novel pressure meter connector, solve above-mentioned defect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a novel pressure meter connector, it is convenient to dismantle, can carry out recycle, avoids causing the waste, is provided with filter equipment, avoids leading to the inside impurity of pipeline to block the manometer entry, and convenient clearance is convenient for adjust the manometer direction, and it is convenient to observe, in addition, is equipped with insulation construction, prevents that liquid from being frozen, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel pressure gauge joint comprises a connecting pipe, a joint body, a quick-assembling buckle, an anti-freezing unit and a filtering unit;

connecting pipes: the two ends of the connecting pipe are fixedly connected with first flanges, and the middle of the cambered surface of the connecting pipe is provided with a through hole;

the joint body: the outer arc surface of the lower end of the joint body is fixedly connected with a limiting ring, the lower end of the joint body is rotatably connected with a through hole of the arc surface of the connecting pipe, and the lower side surface of the limiting ring is in contact with an inclined surface of the upper end of the through hole of the connecting pipe;

quickly assembling a buckle: the quick-assembling buckle is arranged outside the first flange;

an anti-freezing unit: the anti-freezing unit is arranged inside the side wall of the joint body;

a filtering unit: the filtering unit is arranged at the end head of the connecting pipe;

wherein: the connecting pipe is characterized by further comprising a fixing plate, the fixing plate is arranged at the upper end of the through hole of the connecting pipe, the upper side face of the limiting ring is in inclined surface contact with the lower end of the fixing plate, the pressure gauge is in threaded connection with the upper end of the joint body, the pressure gauge is locked on the outer surface of the clamping block in a clamping mode through a wrench, the annular sealing gaskets are correspondingly attached to the inner side faces of the first flange and the second flange respectively, the inner portions of the upper half ring and the lower half ring are in contact with the outer side faces of the first flange and the second flange respectively, the threaded columns are inserted into the fixing holes at the other end of the upper half ring, the first flange and the second flange are fixedly connected through the locking nuts, the installation and the disassembly are convenient, impurities caused by welding are avoided, the cyclic utilization can be carried out, the environment protection and energy conservation can be realized, the pressure gauge is, prevent the connector body from sliding in the vertical direction relative to the connecting pipe, the I-shaped sealing gasket is respectively connected with the connecting pipe and the connector body in a rotating way, play a role in sealing, prevent liquid leakage, facilitate people to observe at various angles, avoid the situation that the reading of a pressure gauge is blocked by a pipeline and the like, is convenient to use, fluid is filtered by a filter screen when passing through the connecting pipe, impurities are blocked outside the filter screen, after long-time use, the locking nut is loosened to disassemble the connecting pipe, the fixing ring is moved outwards relative to the connecting pipe by rotating the connecting rod, the filter screen and the fixing ring can be disassembled to clean, meanwhile, the inside of the connecting pipe is also convenient to clean, the pressure gauge is prevented from being blocked, the disassembly is convenient to clean, the heat insulation board and the heat insulation board both play a role in tissue heat transfer, the double heat insulation measures are, avoid influencing the normal use of manometer, be applicable to extremely cold condition, application scope is wide.

Further, the fast-assembling buckle includes last semi-ring, lower semi-ring, screw thread post and nut, the one end of going up semi-ring and lower semi-ring is through round pin axle rotation connection, the inside of going up semi-ring and lower semi-ring all with the outside fixed connection of first flange, the screw thread post is through round pin axle rotation connection with the other end of lower semi-ring, the screw thread post plug-in is in the fixed orifices of the last semi-ring other end, nut and screw thread post threaded connection, the lower surface of nut and the cambered surface right-hand member contact of last semi-ring make things convenient for the pressure gauge to connect the being connected with the pipeline.

Furthermore, the anti-freezing unit comprises a heat insulation board and a heat insulation board, the heat insulation board and the heat insulation board are respectively arranged in corresponding cavities on the side wall of the connector body, and the heat insulation board is located on the outer side of the heat insulation board to prevent fluid inside the pressure gauge connector from being frozen to affect pressure detection.

Further, the filter unit includes solid fixed ring, filter screen and connecting rod, gu fixed ring's extrados and the intrados threaded connection of connecting pipe end, filter screen fixed connection is in solid fixed ring's the department of being close to, the both ends of connecting rod all keep away from the end intrados fixed connection of connecting pipe center one side with solid fixed ring, filter the impurity of pipeline inside, prevent to block up the manometer, influence detects.

The pipeline is fixedly connected with the inner side surfaces of the upper half ring and the lower half ring, and the pipeline is welded with the corresponding second flange.

Furthermore, the sealing device further comprises an annular sealing gasket, two side faces of the annular sealing gasket are respectively arranged corresponding to the inner side faces of the first flange and the second flange, a sealing effect is achieved, and fluid leakage at the joint of the pressure gauge joint and the pipeline is prevented.

Further, still include the sealed pad of worker's shape, the sealed interior edge of sealed pad of worker's shape and the T type groove medial surface sliding connection who connects the body bottom to set up, the sealed outer edge of sealed pad of worker's shape corresponds the T type groove medial surface sliding connection who sets up with the connecting pipe middle part, seals between butt joint body and the connecting pipe.

Further, still include fixture block and bracing piece, fixture block fixed connection is in the extrados middle part that connects the body, the bracing piece evenly sets up inside the lateral wall that connects the body, the bracing piece passes the through-hole of heat insulating board and heated board respectively, and the fixture block is used for the spanner joint, conveniently connects being connected of body and manometer, and the bracing piece is used for supporting the lateral wall and the inside wall of butt joint body.

Compared with the prior art, the beneficial effects of the utility model are that: this novel pressure gauge joint has following benefit:

1. with the upper end threaded connection of manometer and joint body, lock the manometer at the surface of fixture block with the spanner joint, correspond the laminating with the medial surface of first flange and second flange respectively with the annular sealed pad, make the inside of last semi-ring and lower semi-ring contact with the lateral surface of first flange and second flange respectively, peg graft in the fixed orifices of the last semi-ring other end with the screw thread post, lock nut makes first flange and second flange fixed connection, the installation is convenient with the dismantlement, avoid producing impurity because of the welding, can carry out cyclic utilization, environmental protection and energy saving.

2. Twist reverse the manometer, it is rotatory to make the manometer drive joint body and the relative connecting pipe of spacing ring, adjust the manometer to the direction that makes things convenient for people to observe, the spacing ring plays the effect of joint, prevent to connect the relative connecting pipe of body and slide in vertical direction, the sealed pad of worker shape is connected with connecting pipe and the inside rotation of joint body respectively, play sealed effect, prevent liquid leakage, make things convenient for people to observe at each angle, avoid appearing the condition that the manometer reading is blockked by pipeline etc., high durability and convenient use.

3. Fluid is filtered by the filter screen when the connecting pipe, impurity is by the separation in the outside of filter screen, long-time back of using, loosen lock nut and dismantle the connecting pipe, make solid fixed ring relative connecting pipe move to the outside through rotatory connecting rod, the detachable filter screen washs with solid fixed ring, also be convenient for clear up the inside of connecting pipe simultaneously, prevent that the manometer from blockking up, convenient to detach clears up.

4. Heated board and heat insulating board all play the effect of organizing heat transfer, adopt dual heat preservation measure to prevent that fluid from being frozen in outdoor cold environment and stopping up the manometer entry, avoid influencing the normal use of manometer, are applicable to extremely cold condition, and application scope is wide.

Drawings

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

FIG. 2 is a schematic sectional plan view of the present invention;

fig. 3 is an enlarged schematic view of the a position of the present invention.

In the figure: the sealing device comprises a connecting pipe 1, a connector body 2, a fixing plate 3, a quick-assembly buckle 4, an upper half ring 41, a lower half ring 42, a threaded column 43, a nut 44, a pipeline 5, an anti-freezing unit 6, a heat insulation plate 61, a heat insulation plate 62, an I-shaped sealing gasket 7, a filtering unit 8, a fixing ring 81, a filter screen 82, a connecting rod 83, a clamping block 9, a supporting rod 10, a limiting ring 11, a first flange 12, a second flange 13 and an annular sealing gasket 14.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution: a novel pressure gauge joint comprises a connecting pipe 1, a joint body 2, a quick-mounting buckle 4, an anti-freezing unit 6 and a filtering unit 8;

connecting pipe 1: both ends of the connecting pipe 1 are fixedly connected with first flanges 12, and the middle part of the cambered surface of the connecting pipe 1 is provided with a through hole;

the joint body 2: connect body 2's the outer cambered surface fixedly connected with spacing ring 11 of lower extreme, the lower extreme that connects body 2 rotates with the through-hole of 1 cambered surface of connecting pipe to be connected, and the downside of spacing ring 11 contacts with the upper end inclined plane of 1 through-hole of connecting pipe, and spacing ring 11 plays the effect of joint, prevents to connect body 2 relative connecting pipe 1 and slides in vertical direction.

And (4) quick mounting of a buckle: the quick-assembling buckle 4 comprises an upper half ring 41, a lower half ring 42, a threaded column 43 and a nut 44, wherein one end of the upper half ring 41 and one end of the lower half ring 42 are rotationally connected through a pin shaft, the inner parts of the upper half ring 41 and the lower half ring 42 are fixedly connected with the outer part of the first flange 12, the threaded column 43 is rotationally connected with the other end of the lower half ring 42 through a pin shaft, the threaded column 43 is inserted in a fixing hole at the other end of the upper half ring 41, the nut 44 is in threaded connection with the threaded column 43, the lower surface of the nut 44 is in contact with the right end of the cambered surface of the upper half ring 41, the annular sealing gasket 14 is correspondingly attached to the inner side surfaces of the first flange 12 and the second flange 13 respectively, the inner parts of the upper half ring 41 and the lower half ring 42 are in contact with the outer side surfaces of the first flange 12 and the second flange 13 respectively, the threaded column 43 is inserted into the fixing hole at the other end of the upper half ring 41, and the first flange 12 and the second flange 13 are fixedly connected through the locking nut 44.

The anti-freezing unit 6: the anti-freezing unit 6 comprises an insulation board 61 and an insulation board 62, the insulation board 61 and the insulation board 62 are respectively arranged in corresponding cavities of the side wall of the joint body 2, the insulation board 62 is located on the outer side of the insulation board 61, the insulation board 61 and the insulation board 62 both play a role in organizing heat transfer, fluid is prevented from being frozen to block an inlet of a pressure gauge in an outdoor cold environment, and normal use of the pressure gauge is avoided being influenced.

The filtering unit 8: filter unit 8 includes solid fixed ring 81, filter screen 82 and connecting rod 83, gu fixed ring 81's extrados and the intrados threaded connection of connecting pipe 1 end, filter screen 82 fixed connection is in the department of being close to of solid fixed ring 81, connecting rod 83's both ends all keep away from the intrados fixed connection in the end of connecting pipe 1 center one side with solid fixed ring 81, it comes to loosen lock nut 44 and dismantle connecting pipe 1, make solid fixed ring 81 move to the outside relatively connecting pipe 1 through rotatory connecting rod 83, removable filter screen 82 washs with solid fixed ring 81, the while is also convenient for clear up the inside of connecting pipe 1.

Wherein: the pipeline connecting device also comprises a fixing plate 3, a pipeline 5, a second flange 13, an annular sealing gasket 14, an I-shaped sealing gasket 7 and a clamping block 9, wherein the fixing plate 3 is arranged at the upper end of a through hole of the connecting pipe 1, the upper side surface of a limiting ring 11 is contacted with the inclined surface at the lower end of the fixing plate 3, the second flange 13 is arranged corresponding to the first flange 12, the second flange 13 is respectively fixedly connected with the inner side surfaces of the upper half ring 41 and the lower half ring 42, the pipeline 5 is welded with the corresponding second flange 13, the two side surfaces of the annular sealing gasket 14 are respectively arranged corresponding to the inner side surfaces of the first flange 12 and the second flange 13, the inner edge of the I-shaped sealing gasket 7 is in sliding connection with the inner side surface of a T-shaped groove arranged at the bottom end of the joint body 2, the outer edge of the I-shaped sealing gasket 7 is in sliding connection with the inner side surface of the T-, prevent liquid leakage, fixture block 9 fixed connection is in the extrados middle part of connecting body 2, and fixture block 9 is used for the spanner joint, conveniently connects being connected of body 2 and manometer, and bracing piece 10 evenly sets up inside the lateral wall that connects body 2, and bracing piece 10 passes the through-hole of heat insulating board 62 and heated board 61 respectively, and bracing piece 10 is used for supporting the lateral wall and the inside wall of connecting body 2.

When in use: the pressure gauge is connected with the upper end of the joint body 2 through threads, the pressure gauge is locked by being clamped on the outer surface of the clamping block 9 through a wrench, the annular sealing gasket 14 is respectively attached to the inner side surfaces of the first flange 12 and the second flange 13 correspondingly, the inner parts of the upper half ring 41 and the lower half ring 42 are respectively contacted with the outer side surfaces of the first flange 12 and the second flange 13, the threaded column 43 is inserted into the fixing hole at the other end of the upper half ring 41, the locking nut 44 enables the first flange 12 and the second flange 13 to be fixedly connected, after the installation is completed, the pressure gauge is twisted, the pressure gauge drives the joint body 2 and the limiting ring 11 to rotate relative to the connecting pipe 1, the pressure gauge is adjusted to the direction convenient for people to observe, the limiting ring 11 plays a clamping role, the joint body 2 is prevented from sliding in the vertical direction relative to the connecting pipe 1, the I-shaped sealing gasket 7, play sealed effect, prevent liquid leakage, fluid is filtered by filter screen 82 when connecting pipe 1, impurity is in the outside of filter screen 82 by the separation, long-time back of using, it comes to dismantle connecting pipe 1 with lock nut 44, make solid fixed ring 81 relative connection pipe 1 outside removal through rotatory connecting rod 83, removable filter screen 82 and solid fixed ring 81 wash, also be convenient for clear up the inside of connecting pipe 1 simultaneously, heated board 61 and heat insulating board 62 all play the effect of organizing heat transfer, prevent that fluid from being frozen in outdoor cold environment and blockking up the manometer entry, avoid influencing the normal use of manometer.

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

Claims

1. The utility model provides a novel pressure gauge connects which characterized in that: comprises a connecting pipe (1), a joint body (2), a quick-assembling buckle (4), an anti-freezing unit (6) and a filtering unit (8);

connecting tube (1): both ends of the connecting pipe (1) are fixedly connected with first flanges (12), and the middle of the cambered surface of the connecting pipe (1) is provided with a through hole;

joint body (2): the outer arc surface of the lower end of the joint body (2) is fixedly connected with a limiting ring (11), the lower end of the joint body (2) is rotatably connected with a through hole of the arc surface of the connecting pipe (1), and the lower side surface of the limiting ring (11) is in contact with the inclined surface of the upper end of the through hole of the connecting pipe (1);

quick-assembling buckle (4): the quick-assembling buckle (4) is arranged outside the first flange (12);

anti-freezing unit (6): the anti-freezing unit (6) is arranged inside the side wall of the joint body (2);

filtration unit (8): the filtering unit (8) is arranged at the end head of the connecting pipe (1);

wherein: still include fixed plate (3), fixed plate (3) set up in the through-hole upper end of connecting pipe (1), the side contact on the inclined plane of the side of going up of spacing ring (11) in fixed plate (3) lower extreme.

2. The novel pressure tap of claim 1, wherein: the quick-assembling buckle (4) comprises an upper half ring (41), a lower half ring (42), a threaded column (43) and a nut (44), one end of the upper half ring (41) is rotationally connected with one end of the lower half ring (42) through a pin shaft, the inner portions of the upper half ring (41) and the lower half ring (42) are fixedly connected with the outer portion of a first flange (12), the threaded column (43) is rotationally connected with the other end of the lower half ring (42) through a pin shaft, the threaded column (43) is inserted into a fixing hole in the other end of the upper half ring (41), the nut (44) is in threaded connection with the threaded column (43), and the lower surface of the nut (44) is in contact with the right end of the cambered surface of the upper half ring (41).

3. The novel pressure tap of claim 1, wherein: the anti-freezing unit (6) comprises an insulation board (61) and an insulation board (62), the insulation board (61) and the insulation board (62) are respectively arranged in corresponding cavities on the side wall of the joint body (2), and the insulation board (62) is located on the outer side of the insulation board (61).

4. The novel pressure tap of claim 1, wherein: filter unit (8) are including solid fixed ring (81), filter screen (82) and connecting rod (83), gu the outer cambered surface of fixed ring (81) and the interior cambered surface threaded connection of connecting pipe (1) end, filter screen (82) fixed connection is in the department of being close to of fixed ring (81), the both ends of connecting rod (83) all keep away from the end inner cambered surface fixed connection of connecting pipe (1) center one side with solid fixed ring (81).

5. The novel pressure tap of claim 1, wherein: the pipeline connecting piece is characterized by further comprising a pipeline (5) and a second flange (13), wherein the second flange (13) is arranged corresponding to the first flange (12), the second flange (13) is fixedly connected with the inner side faces of the upper half ring (41) and the lower half ring (42) respectively, and the pipeline (5) is welded with the corresponding second flange (13).

6. The novel pressure tap of claim 1, wherein: the flange structure is characterized by further comprising an annular sealing gasket (14), wherein two side faces of the annular sealing gasket (14) are arranged correspondingly to the inner side faces of the first flange (12) and the second flange (13) respectively.

7. The novel pressure tap of claim 1, wherein: still include sealed pad (7) of worker's shape, the interior edge of sealed pad (7) of worker's shape is connected the T type groove medial surface sliding connection that body (2) bottom set up with connecting, the outer edge of sealed pad (7) of worker's shape corresponds the T type groove medial surface sliding connection who sets up with connecting pipe (1) middle part.

8. The novel pressure tap of claim 1, wherein: the connector is characterized by further comprising a clamping block (9), wherein the clamping block (9) is fixedly connected to the middle of the outer arc surface of the connector body (2).