CN207109963U - A kind of skin plunger - Google Patents

Abstract

The utility model provides a kind of skin plunger, has a bell-shaped element and one handle.Bell-shaped element is hollow and bottom surface is provided with a convex portion, and handle is connected to bell-shaped element.Bell-shaped element includes the extension layer positioned at outside and the compression layer positioned at inner side.Extension layer has with compression layer to be separated with gap, but is combined near the downside of bell-shaped element.And the volume of extension layer is more than compression layer.The top of extension layer is airtight and affixed with handle with the through hole for allowing handle to move axially, the top of compression layer.A gas channel is provided with handle, the Single port of the gas channel is located on the inside of extension layer, and another port is located on the outside of extension and connection air.The skin plunger uses double-decker, can effectively prevent sewage and dirt from spilling.And gas channel is provided with handle, it can prevent from forming negative pressure between extension layer and compression layer, be easy to user to operate.In addition, integrated member is few and simple in construction.

Description

A kind of skin plunger

Technical field

The utility model belongs to the device for helping padding in waste pipe or sink, more particularly to a kind of skin plunger.

Background technology

Skin plunger is a kind of device of extremely general dredging blockage of sewer.Usually, it by a bowl-type rubber Glue sucker and a wooden lever-like handle composition being embedded at the top of it.In use, the rubber suction cups mouth of bowl-type is propped up into downcomer Road junction, or constantly firmly push down on, air is forcibly pressed into pipeline, or firmly push, when rubber suction cups is pressed Usually, rapid return is pulled out, and causes class vacuum state, so that the tamper in sewer pipe loosens or disperseed.

However, during using above-mentioned traditional skin plunger, pulled out due to constantly firmly pushing or returning, easily make rubber suction cups mouth with The joint place of sewer mouth produces gap, causes sewage or dirt to spill, and pollutes external environment condition.

Chinese utility model patent CN 204983064U disclose a kind of skin plunger, by interior hemisphere 21, contiguous block 22, outer Hemisphere 23, cylinder body 24, piston 25, groove 26, sliding block 27, buting iron 28 and bracelet 29 form.Referring to accompanying drawing 1, interior hemisphere 21 passes through company Block 22 is connect to link together with outer hemisphere 23.The upper end of interior hemisphere 21 is connected to cylinder body 24, and is communicated with the hole in cylinder body 24. One piston 25 is arranged in cylinder body 24, can be moved up and down.There is groove 26 in the outside of cylinder body 24, and sliding block 27 is embedded into the outside of cylinder body 24 Groove 26 in, can be moved up and down in groove 26.Buting iron 28 is arranged at the outside of cylinder body 24, the top of groove 26, can be moved as sliding block 27 Top dead centre.The top of sliding block 27 is fixedly connected with bracelet 29.

In use, operator holds bracelet 29, firmly push, move down piston 25, until bracelet 29 contacts with cylinder body 24. Then push again, until outer hemisphere 23 deforms, then upper handle ring 29, until sliding block 27 runs into buting iron 28, outer hemisphere 23 is left Untill its lower contact surface.It is beneficial in that：1) using interior hemisphere and the double-decker of outer hemisphere, and interior hemisphere is using soft Material, outer hemisphere uses hard material, is combined so as to contribute to interior hemisphere to be sealed with external contacting surface；2) using cylinder body with The mode that piston coordinates, so as to help to strengthen pressure when in use.

However, above-mentioned skin plunger is complicated, cost is higher.Therefore, it is necessary to propose one kind can prevent dirt spill and Skin plunger easy to use.

Utility model content

The purpose of this utility model is：There is provided a kind of prevents that dirt from spilling and skin plunger easy to use.

The technical solution of the utility model is：A kind of skin plunger, there is a bell-shaped element and one handle.Bell-shaped element is hollow And bottom surface is provided with a convex portion, handle is connected to bell-shaped element.Bell-shaped element is included positioned at the extension layer in outside and positioned at inner side Compression layer.Extension layer has with compression layer to be separated with gap, but is combined near the downside of bell-shaped element.And the volume of extension layer More than compression layer.The top of extension layer has and allows the through hole that moves axially of handle, and the top of compression layer is airtight and and hand Handle is affixed.A gas channel is provided with handle, the lower port of the gas channel is located on the inside of extension layer, and upper port is positioned at extension Portion outside and connection air.

In certain preferred embodiment, the top of extension layer extends the set to be formed and allow handle to move axially along handle Pipe.

In certain preferred embodiment, the top through hole of extension layer is connected with the hard that a permission handle moves axially Sleeve pipe.

In certain preferred embodiment, the base diameter of compression layer is more than top diameter, and is passed from bottom to top diameter Subtract.

In certain preferred embodiment, convex portion is the butt for being adapted to extend into pipeline opening that the bottom of compression layer extends outward Cone ports.

In certain preferred embodiment, extension layer and compression layer are formed by rubber, and the rubber hardness of compression layer is less than Extension layer.

In certain preferred embodiment, gas channel is of a lateral H shape or " Contraband " shape.

It is of the present utility model to be beneficial in that：1) use double-decker, when compression layer is compressed, extension layer keep with External contacting surface sealing combines, so as to prevent sewage and dirt from spilling；2) gas channel is provided with handle, prevents extension layer and compression Negative pressure is formed between layer, consequently facilitating user operates；3) integrated member is few and simple in construction, and therefore, cost is low, service life It is long.

Brief description of the drawings

Fig. 1 is the structural representation for the skin plunger that prior art CN 204983064U are disclosed.

Fig. 2 is the structural representation of skin plunger of the present utility model.

Fig. 3 is the use state diagram of skin plunger of the present utility model.

The implication of reference：

The utility model：10- skin plungers, 11- convex portions, 12- compression layers, 13- extension layers, 14- gaps, 15- lower ports, 16- gas channels, 17- upper ports, 18- handles, 19- sleeve pipes.

Prior art CN 204983064U：Hemisphere in 21-, 22- contiguous blocks, 23- outer hemispheres, 24- cylinder bodies, 25- pistons, 26- grooves, 27- sliding blocks, 28- buting iron, 29- bracelets.

Embodiment

Skin plunger of the present utility model is specifically described below in conjunction with accompanying drawing.

Embodiment one

It is embodiment one of the present utility model referring to accompanying drawing 2.Skin plunger 10 has a bell-shaped element (figure is not marked) and proficiency Handle 18.Bell-shaped element is hollow, including an extension layer 13 and one positioned at outside is located at the compression layer 12 of inner side.Extension layer 13 with There is gap 14 between compression layer 12, but combined near the downside of bell-shaped element.In this example, extension layer 13 and the knot of compression layer 12 Close the bottom surface outer rim that part is located at bell-shaped element.Extension layer 13 is formed with compression layer 12 by rubber, and the volume of extension layer 13 is big In compression layer 12, and the rubber hardness of compression layer 12 is less than extension layer 13.Therefore, can be with extension layer 13 after compression layer 12 is pressurized It is separated from each other, and deforms upon.

Bell-shaped element bottom surface is provided with a convex portion 11, and it is adapted to extend into pipeline opening for what the bottom of compression layer 12 extended outward Frustum of a cone mouth.The maximum outside diameter of the convex portion 11 is less than the bottom surface external diameter of bell-shaped element.Therefore, when pipeline opening is stretched into convex portion 11 Interior, bell-shaped element bottom surface can keep the contact with pipeline opening outer rim.

The top of extension layer 13 has the through hole for allowing handle 18 to move axially,.Specifically, the top of extension layer 13 Extend the sleeve pipe 19 for being formed and allowing handle 18 to move axially along handle 18.Handle 18 passes through sleeve pipe 19 and compression layer 12 Top is fixedly connected.So, sleeve pipe 19 may be either that the axial movement of handle 18 provides support, can prevent sewage or washings pair again The corrosion of the end of handle 18.

The base diameter of compression layer 13 is more than top diameter, and successively decreases from bottom to top diameter.Such design helps Deformation is carried out in compression layer 13.In addition, the top of compression layer 13 is airtight, therefore, when handle 18 axially pushes, with pressure The deformation of contracting layer 12, can be to forming pressure in pipeline.

A gas channel 16 of a lateral H shape is provided with handle 18, its lower port 15 is located on the inside of extension layer 13, and upper end Mouth 17 is positioned at the outside of extension 13 and connection air.Therefore, when handle 18 moves axially along sleeve pipe 19, will not extend Negative pressure is formed between layer 13 and compression layer 12, so as to contribute to user easily to be operated.

Embodiment two

This binding site to extension layer 13 and compression layer 12 is expanded.Specifically, extension layer 13 and compression layer 12 With reference to part (not shown) of the part between bell-shaped element bottom surface outer rim and convex portion 11.

Embodiment three

This binding site to extension layer 13 and compression layer 12 is expanded.Specifically, extension layer 13 and compression layer 12 It is located at the outside (not shown) of convex portion 11 with reference to part.

Example IV

This example uses various forms of sleeve pipes 19.Specifically, the top through hole of extension layer 13 is connected with a permission handle 18 The hard sleeve (not shown) moved axially.Similarly, its may be either handle 18 axial movement provide support, can prevent again The only corrosion of sewage or washings to the end of handle 18.

Embodiment five

This example uses gas channel 16 of different shapes.Specifically, gas channel 16 is in " Contraband " shape (not shown).Equally Ground, it can avoid forming negative pressure between extension layer 13 and compression layer 12, so as to contribute to user easily to be operated.

Referring to accompanying drawing 3, the course of work of skin plunger of the present utility model is as follows：1) pipeline opening is stretched into convex portion 10, and made The bottom surface of bell-shaped element is adjacent to pipeline opening；2) handle 18 axially is pushed, and is above carried suddenly when pushing to a certain extent, therefore The pressure of cataclysm can be formed in the pipeline of blocking, so that dirt loosens or disperseed；3) when moving axially handle 18, expand Open up layer 13 and keep shape, and its downside outer rim is close to the outside of compression layer 12 and the outer rim of pipeline opening all the time, so as to avoid dirt Water or dirt are spilt.

In summary, skin plunger of the present utility model has the advantages that：1) double-decker is used, when compression layer 12 When being compressed, extension layer 13 keeps combining with the sealing of external contacting surface, so as to prevent sewage and dirt from spilling；2) extension layer 13 covers The top that lid compression layer 12 often deforms upon, external corrosion can be prevented, so as to avoid the rubber of compression layer 12 from hardening；3) hand Gas channel 16 is provided with handle 18, can prevent from forming negative pressure between extension layer 13 and compression layer 12, consequently facilitating user operates； 4) sleeve pipe 19 covers the bottom of handle 18, can avoid the corrosion of sewage or washings；5) integrated member is few and simple in construction, because This, cost is low, service life length.

Basic structure, operation principle and technological merit of the present utility model has been shown and described above.This area it is common Technical staff it should be appreciated that above-described embodiment does not limit the scope of protection of the utility model in any form, equally replace by all use The technical scheme that mode is obtained such as change, fall within the scope of protection of the utility model.

Claims (7)

1. a kind of skin plunger, there is a bell-shaped element and one handle, bell-shaped element is hollow and bottom surface is provided with a convex portion, handle connection In bell-shaped element, it is characterised in that：

Bell-shaped element includes the extension layer positioned at outside and the compression layer positioned at inner side, and extension layer has with compression layer to be divided with gap From, but combined near the downside of bell-shaped element, and the volume of extension layer is more than compression layer；

The top of extension layer has and allows the through hole that moves axially of handle, and the top for compressing middle level is airtight and consolidate with handle Connect；

A gas channel is provided with handle, the lower port of the gas channel is located on the inside of extension layer, and upper port is located at extension Outside and connection air.

2. skin plunger as claimed in claim 1, it is characterised in that：The top of the extension layer extends to be formed along handle allows institute State the sleeve pipe that handle moves axially.

3. skin plunger as claimed in claim 1, it is characterised in that：The permission handle is connected with the top of the extension layer The hard sleeve moved axially.

4. skin plunger as claimed in claim 1, it is characterised in that：The base diameter of the compression layer is more than top diameter, and Successively decrease from bottom to top diameter.

5. skin plunger as claimed in claim 1, it is characterised in that：The convex portion extends outward for the bottom of the compression layer The frustum of a cone mouth for being adapted to extend into pipeline opening.

6. skin plunger as claimed in claim 1, it is characterised in that：The extension layer and the compression layer are formed by rubber, And the rubber hardness of the compression layer is less than the extension layer.

7. skin plunger as claimed in claim 1, it is characterised in that：The gas channel is of a lateral H shape or " Contraband " shape.