CN209458398U - A kind of capping tools suitable for the duct static pressure pressure testing of life afloat building - Google Patents

Abstract

The utility model discloses a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building, it include: screw rod, handle and oblique drawbar, connecting rod, spring, sleeve, rubber seal sleeve, the screw rod sequentially passes through handle from top to bottom, sleeve, spring, and it is connect with the handle threads, the handle, at its lower end face is connected with sleeve, the screw rod is slidably connected with the sleeve, the spring pocket is on the outside of the screw rod, and upper end is connected on sleeve lower end surface, lower end is connected with end block, the screw rod passes through end block and is slidably connected with end block, the screw rod lower end is provided with limited block, make the spring contraction or extension by rotating the screw rod；The beneficial effects of the utility model are 1) installation and removal are simple and quick, it reduces artificial；2) it blocks reliably, may be reused, and to pipeline body without destruction, especially nonmetal pipeline；3) production the processing is simple, can standardized production, install, batch production, it is at low cost.

Description

A kind of capping tools suitable for the duct static pressure pressure testing of life afloat building

Technical field

The utility model relates to ocean fixed platform and life afloat building facility technology fields, suitable more particularly to one kind Capping tools for the duct static pressure pressure testing of life afloat building.

Background technique

Life afloat building is unique place that Jobs on the sea personnel life is lived, and internal perfect pipe-line system is life The guarantee of excellent inhabitation function is realized in building, and wherein sewer pipe and rainwater-collecting pipeline belong to open system, and inside is not subject to press Power, in order to guarantee the zero leakage of pipe-line system, it usually needs full water static pressure test is done to this kind of pipelines, due to such pipeline category In open system, and the point that is open is distributed in different floors and position, so needing effectively to block it when test, in the past Closure mode generally use timber wedge, rag etc., plugging effect is poor, be easy pipeline body is damaged, and operate extremely not It is convenient, not reproducible utilization.

Summary of the invention

For above-mentioned the technical problems existing in the prior art, the purpose of the utility model is to provide one kind to be suitable for sea The capping tools of life building duct static pressure pressure testing.

To realize the purpose of this utility model, the utility model provides a kind of suitable for the examination of life afloat building duct static pressure The capping tools of pressure, comprising: screw rod, handle and oblique drawbar, connecting rod, spring, sleeve, rubber seal sleeve, the spiral shell Spinner handle sequentially passes through handle, sleeve, spring from top to bottom, and connect with the handle threads, and the handle, at its lower end face is connected with Sleeve, the screw rod are slidably connected with the sleeve, and the spring pocket is on the outside of the screw rod, and upper end is connected to sleeve On lower end surface, lower end is connected with end block, and the screw rod passes through end block and is slidably connected with end block, the screw rod lower end setting There is limited block, makes the spring contraction or extension by rotating the screw rod；The cartridges sides lower end is along the circumferential direction Uniform intervals are provided with multiple hinged ears, and one oblique drawbar of each hinged ear articulated connection, the end block is circle, side Along the circumferential direction uniform intervals are provided with multiple end block hinged ears for lower end, and one connecting rod of each end block hinged ear articulated connection connects The other end of bar respectively an oblique drawbar corresponding with position lower end articulated connection；The rubber sealing boot tube plug enters pipe In road, held out against by oblique drawbar.

Wherein, the quantity of the hinged ear of the sleeve setting is consistent with the quantity of end block hinged ear that the end block is arranged.

Wherein, and the upper end of oblique drawbar is articulated and connected by pin shaft and the hinged ear.

Wherein, the outer diameter of the rubber seal sleeve is identical as the internal diameter of pipeline.

Compared with prior art, the beneficial effects of the utility model are 1) mount and dismount simple and quick, reduction people Work；2) it blocks reliably, may be reused, and to pipeline body without destruction, especially nonmetal pipeline；3) production processing letter It is single, can standardized production, install, batch production is at low cost.

Detailed description of the invention

Fig. 1 show the structural schematic diagram of the application；

Fig. 2 show A-A schematic cross-sectional view in Fig. 1；

In figure, 1- screw rod, 2- handle, 3- oblique drawbar, 4- limited block, 5- rubber seal sleeve, 6- first pipe, 7- Second pipe, 8- end block, 9- spring, 10- sleeve, 11- connecting rod.

Specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.

It should be noted that " connection " described herein and the word for expressing " connection ", as " being connected ", " connected " etc. had both included that a certain component is directly connected to another component, and had also included that a certain component passes through other component and another portion Part is connected.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also be intended to include plural form, additionally, it should be understood that, when in the present specification using belong to "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, component or module, component and/or their combination.

It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side The intrinsic other step or units of method, product or equipment.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a component shown in the figure or module or feature and other The spatial relation of component or module or feature.It should be understood that spatially relative term be intended to comprising in addition to component or Different direction in use or operation except orientation of person's module described in figure.For example, if component in attached drawing Perhaps module is squeezed, be described as " above other component or module or construction " or " in other component or module or On construction " component or module after will be positioned as " below other component or module or construction " or " at other Under component or module or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The component or module can also be positioned with other different modes (to be rotated by 90 ° or in other Orientation), and respective explanations are made to the opposite description in space used herein above.

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.

Such as Fig. 1-Fig. 2, the utility model provides a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building, Include: screw rod, handle and oblique drawbar, connecting rod, spring, sleeve, rubber seal sleeve, the screw rod from top to bottom according to It is secondary to pass through handle, sleeve, spring, and connect with the handle threads, the handle, at its lower end face is connected with sleeve, the screw rod It is slidably connected with the sleeve, the spring pocket is on the outside of the screw rod, and upper end is connected on sleeve lower end surface, and lower end connects It is connected to end block, the screw rod passes through end block and is slidably connected with end block, and the screw rod lower end is provided with limited block, passes through rotation Turn the screw rod and makes the spring contraction or extension；The cartridges sides lower end along the circumferential direction uniform intervals be provided with it is more A hinged ear, one oblique drawbar of each hinged ear articulated connection, the end block is circle, and side lower end is along the circumferential direction equal Even to be arranged at intervals with multiple end block hinged ears, each end block hinged ear is articulated and connected a connecting rod, the other end of connecting rod respectively with The lower end of the corresponding oblique drawbar in position is articulated and connected；The rubber sealing boot tube plug enters in pipeline, passes through oblique drawing Bar is held out against.

Wherein, the quantity of the hinged ear of the sleeve setting is consistent with the quantity of end block hinged ear that the end block is arranged.

Wherein, and the upper end of oblique drawbar is articulated and connected by pin shaft and the hinged ear.

Wherein, the outer diameter of the rubber seal sleeve is identical as the internal diameter of pipeline.

Preferably, the lower end connection for shrinking annulus for multiple oblique drawbars can be used, form a contractile ring, utilize contraction Ring holds out against rubber seal sleeve.

The beneficial effects of the utility model are 1) installation and removal are simple and quick, it reduces artificial；2) it blocks reliably, It may be reused, and to pipeline body without destruction, especially nonmetal pipeline；3) production the processing is simple, can standardized production, Installation, batch production are at low cost.

The application uses link mechanism principle, and several connecting rods are connected with certain mode, and there are articulated, sliding in centre Connection；Rotation screw rod moves up and down, and drives connecting rod in the range of setting by moving up and down, connects connecting rod by articulated, push away The expansion and diminution for moving shrinkable annulus, meet the requirement of different tube diameters.

When pipeline tapping blocks, first screw rod is rotated clockwise, screw rod drives connecting rod downlink, pushes shrinkable annulus straight Diameter increases, and blocks to realize, according to different tube diameters, configures various sizes of rubber seal sleeve, rotates screw rod for pressure It is delivered evenly on contractile ring by connecting rod, is constantly pressurizeed, compress rubber seal sleeve and inner wall of the pipe gap to zero gap. Pressure testing terminates, and rotates screw rod, screw rod uplink counterclockwise, while spring reversely stretches, and connecting rod is driven to move up, and shrinks annulus It reduces, it can easy removal.

The above is only the preferred embodiment of the utility model, it is noted that for the general of the art For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change It also should be regarded as the protection scope of the utility model into retouching.

Claims (4)

1. a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building characterized by comprising screw rod, handle And oblique drawbar, connecting rod, spring, sleeve, rubber seal sleeve, the screw rod sequentially pass through from top to bottom handle, sleeve, Spring, and connect with the handle threads, the handle, at its lower end face is connected with sleeve, and the screw rod and sleeve sliding connect It connects, the spring pocket is on the outside of the screw rod, and upper end is connected on sleeve lower end surface, and lower end is connected with end block, the spiral shell Spinner handle passes through end block and is slidably connected with end block, and the screw rod lower end is provided with limited block, is made by rotating the screw rod Obtain the spring contraction or extension；Along the circumferential direction uniform intervals are provided with multiple hinged ears for the cartridges sides lower end, each Hinged ear one oblique drawbar of articulated connection, the end block is circle, and along the circumferential direction uniform intervals are provided with for side lower end Multiple end block hinged ears, one connecting rod of each end block hinged ear articulated connection, the other end of connecting rod are corresponding with position respectively The lower end articulated connection of one oblique drawbar；The rubber sealing boot tube plug enters in pipeline, is held out against by oblique drawbar.

2. a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building according to claim 1, feature exist In the quantity of the hinged ear of the sleeve setting is consistent with the quantity of end block hinged ear that the end block is arranged.

3. a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building according to claim 1, feature exist In, and the upper end of oblique drawbar is articulated and connected by pin shaft and the hinged ear.

4. a kind of capping tools suitable for the duct static pressure pressure testing of life afloat building according to claim 1, feature exist In the outer diameter of the rubber seal sleeve is identical as the internal diameter of pipeline.