CN208221029U - A kind of compressor packing letter of easy heat radiation - Google Patents

Abstract

The utility model provides a kind of compressor packing letter of easy heat radiation, it is related to compressor packing letter field, including flange, stuffing-box set, multiple stuffing boxes, flange is equipped with the annular projection with stuffing-box set inner thread cooperation, packing cavity is formed between flange and stuffing-box set, multiple stuffing boxes are located in packing cavity, set is equipped with the connecting screw for penetrating through each stuffing box in the horizontal direction from flange to stuffing-box, connecting screw is made of albronze, connecting screw is equipped with water injection hole along own axes direction, each stuffing box is equipped with the first heat release hole from the second screw hole to piston rod, the lateral wall that each stuffing box is covered from the second screw hole to stuffing-box is equipped with the second heat release hole, thermal grease is filled in two heat release holes；According to a kind of compressor packing letter of easy heat radiation of the utility model embodiment, good heat dissipation effect, it is therefore prevented that cooling water is contacted with lubricating oil or the direct of components, reduces the generation of generation and the components corrosion of working media contamination phenomenon.

Description

A kind of compressor packing letter of easy heat radiation

Technical field

The utility model relates to compressor packing letter fields, more particularly to a kind of compressor packing letter of easy heat radiation.

Background technique

In the inside of compressor, do not set between cylinder block and piston rod or between the inboard wall of cylinder block and piston rod of cylinder block Equipped with sealing device, to prevent gas from revealing along piston rod direction, which is also referred to as stuffing-box.And piston rod is past A large amount of frictional heats can be generated in multiple motion process with the friction of stuffing box, existing stuffing-box forms water cooling often through drilling and leads to Then road injects cooling water toward water-cooling channel to disperse the frictional heat of fricting movement generation.By drilling on stuffing-box come shape At water-cooling channel be easy to bring many defects: be easy leak, lead to the corrosion of stuffing-box and stuffing-box peripheral parts, reduce Compressor service life also makes troubles to the maintenance of stuffing-box；Cooling water is readily permeable to arrive piston rod or other component, so It is easy to happen working media contamination phenomenon with working medias such as lubricating oil afterwards, to influence the normal work of compressor.

Utility model content

In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to propose a kind of easy heat radiation Compressor packing letter, good heat dissipation effect, it is therefore prevented that directly contacting for cooling water and lubricating oil or components reduces work The generation of the generation of medium pollution phenomenon and components corrosion.

For this purpose, the following technical solution is employed for the utility model:

The utility model provides a kind of compressor packing letter of easy heat radiation, including being arranged stuffing-box sheet on the piston rod Body, the stuffing-box ontology include flange, stuffing-box set, stuffing box, and described flange one end is equipped with annular projection, and the ring-type is convex Rise and be located in stuffing-box set and the annular projection outer wall and stuffing-box set inner thread cooperation, the flange and Packing cavity is formed between the stuffing-box set, the stuffing box is annular in shape, filler is equipped in the stuffing box, the stuffing box Quantity be it is multiple, multiple stuffing boxes series connection are placed in the packing cavity, and each stuffing box side wall is filled out with described Material cavity wall is adapted, and the flange is equipped with the first screw hole, each stuffing box along the horizontal direction close to the stuffing box It is equipped with the second screw hole along the horizontal direction far from the flange, each second screw hole is interconnected and each second spiral shell The axis in hole is overlapped, and the stuffing-box covers the end far from the flange and is equipped with third screw hole, the axis of first screw hole, institute The axis of the axis, the third screw hole of stating the second screw hole is mutually overlapped, the stuffing-box ontology from first screw hole to The third screw hole is equipped with the compatible connecting screw of screw thread, and the connecting screw sequentially passes through the flange, each described fills out Magazine, the stuffing-box set, the connecting screw are made of albronze, and the both ends of the connecting screw are provided with nut, institute It states connecting screw and is equipped with water injection hole along own axes direction, each stuffing box is equipped with from second screw hole to piston rod First heat release hole, each stuffing box are equipped with the second heat dissipation from second screw hole to the lateral wall that the stuffing-box covers Hole is filled with thermal grease in first heat release hole and in second heat release hole.

In the preferable technical solution of the utility model, annularly close is equipped between the flange and stuffing-box set Seal.

In the preferable technical solution of the utility model, the stuffing-box set outer wall is coated with silicone grease heat-conducting layer.

In the preferable technical solution of the utility model, the quantity of the connecting screw is four, four connecting screws It is uniformly distributed in the end face center of the flange.

In the preferable technical solution of the utility model, air ring is equipped between the annular projection and the stuffing box Piece.

In the preferable technical solution of the utility model, the stuffing box is made of tin bronze.

The utility model has the following beneficial effects:

A kind of compressor packing letter of easy heat radiation provided by the utility model is sequentially passed through by the way that the connecting screw is arranged On the one hand the end of the flange, each stuffing box and stuffing-box set is played to the flange, each described Connection function between stuffing box and stuffing-box set, ensure that the sealing effect of stuffing-box, on the other hand due to the company It connects screw rod to be made of albronze, and is equipped with the water injection hole for serving as cooling-water duct inside the connecting screw, then plus The two sides of the upper connecting screw are respectively equipped with first heat release hole being connected to inner cavity, dissipate with external described second be connected to Hot hole, and it is filled with the thermal grease in first heat release hole and second heat release hole, so that piston rod and institute The heat that stuffing box friction generates is stated, it can be quickly from the cold of the thermal grease, the connecting screw or the water injection hole But water is discharged in vitro；Drill the water-cooling channel to be formed simultaneously because eliminating stuffing-box, it is therefore prevented that cooling water and lubricating oil or The direct contact of person's components reduces the generation of generation and the components corrosion of working media contamination phenomenon, extends compression Machine service life.

Detailed description of the invention

Fig. 1 is a kind of structural representation of the compressor packing letter for easy heat radiation that specific embodiment of the present invention provides Figure.

In figure:

100, stuffing-box ontology；110, packing cavity；120, sealing ring；200, flange；210, the first screw hole；220, cyclic annular convex It rises；300, stuffing box；310, the second screw hole；320, the first heat release hole；330, the second heat release hole；400, stuffing-box set；410, Three screw holes；500, connecting screw；510, water injection hole；600, thermal grease；700, silicone grease heat-conducting layer；800, annular gasket；900, Piston rod.

Specific embodiment

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art and technical solution are briefly described, it should be apparent that, it is described below Attached drawing be only some embodiments of the utility model, for those of ordinary skill in the art, do not paying creativeness Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

As shown in Figure 1, including the stuffing-box ontology 100 being arranged on the piston rod, the stuffing-box ontology 100 includes flange 200, stuffing-box covers 400, stuffing box 300, and described 200 one end of flange is equipped with annular projection 220, and the annular projection 220 is located at In the stuffing-box set 400 and 220 outer wall of annular projection and the stuffing-box cover the cooperation of 400 inner threads, the flange Packing cavity 110 is formed between 200 and stuffing-box set 400, the stuffing box 300 is annular in shape, is equipped in the stuffing box 300 Filler, the quantity of the stuffing box 300 be it is multiple, multiple stuffing boxes 300 are placed in series in the packing cavity 110, respectively A 300 side wall of the stuffing box is adapted with 110 inner wall of packing cavity, and the flange 200 is along close to the stuffing box 300 Horizontal direction be equipped with the first screw hole 210, each stuffing box 300 is equipped with along far from the horizontal direction of the flange 200 Second screw hole 310, each second screw hole 310 is interconnected and the axis of each second screw hole 310 is overlapped, the filler Letter covers 400 ends far from the flange 200 and is equipped with third screw hole 410, the axis of first screw hole 210, second spiral shell The axis in hole 310, the third screw hole 410 axis be mutually overlapped, the stuffing-box ontology 100 is from first screw hole 210 are equipped with the compatible connecting screw 500 of screw thread to the third screw hole 410, and the connecting screw 500 sequentially passes through the method Orchid 200, each stuffing box 300, stuffing-box set 400, the connecting screw 500 is made of albronze, the company The both ends for connecing screw rod 500 are provided with nut, and the connecting screw 500 is equipped with water injection hole 510 along own axes direction, each described Stuffing box 300 is equipped with the first heat release hole 320 from second screw hole 310 to piston rod, and each stuffing box 300 is from described The lateral wall of second screw hole 310 to stuffing-box set 400 is equipped with the second heat release hole 330, in first heat release hole 320 and Thermal grease 600 is filled in second heat release hole 330.

The compressor packing letter of a kind of easy heat radiation provided by the utility model, by the way that the connecting screw 500 is arranged successively Across the end of the flange 200, each stuffing box 300 and the stuffing-box set 400, on the one hand play to described Connection function between flange 200, each stuffing box 300 and stuffing-box set 400 ensure that the sealing effect of stuffing-box Fruit on the other hand since the connecting screw 500 is made of albronze, and is equipped with inside the connecting screw 500 and serves as The water injection hole 510 of cooling-water duct, be respectively equipped with and be connected to inner cavity along with the two sides of the connecting screw 500 described in First heat release hole 320, second heat release hole 330 being connected to outside, and first heat release hole 320 and described second dissipates The thermal grease 600 is filled in hot hole 330, so that the heat that piston rod and the friction of the stuffing box 300 generate, it can be with Quickly it is discharged in vitro from the cooling water of the thermal grease 600, the connecting screw 500 or the water injection hole 510；Simultaneously It drilling the water-cooling channel to be formed due to eliminating stuffing-box, it is therefore prevented that cooling water and lubricating oil or components directly contact, The generation for reducing generation and the components corrosion of working media contamination phenomenon, extends compressor service life.

Further, sealing ring 120 annular in shape is equipped between the flange 200 and stuffing-box set 400, it is described close Seal 120 can to the flange 200 and the stuffing-box set 400 between gap be sealed, with prevent gas along The leakage of gap direction ensure that the sealing function of stuffing-box set 400.

Further, 400 outer walls of the stuffing-box set are coated with silicone grease heat-conducting layer 700, and the silicone grease heat-conducting layer 700 is conducive to The heat dissipation effect for further enhancing stuffing-box facilitates piston rod and the heat of the generation of the stuffing box 300 from the stuffing-box Set 400 quickly discharge, avoid excessive heat build-up in the cavity, cause temperature it is excessively high to influence the stuffing box 300 or The normal work of other components.

Further, the quantity of the connecting screw 500 is four, and four connecting screws 500 are in the flange 200 End face center is uniformly distributed, and connecting screw 500 described in four different directions not only contributes to reinforce the flange 200, Ge Gesuo The connection between stuffing box 300 and stuffing-box set 400 is stated, and the heat dissipation effect of stuffing-box can be further strengthened.

Further, annular gasket 800, the air ring are equipped between the annular projection 220 and the stuffing box 300 800 one side of piece is conducive to reinforce the sealing between the flange 200 and the stuffing box 300, on the other hand also can be described When the set of stuffing-box described in annular protrusion precession 400, avoid since pressure of the annular protrusion to the stuffing box 300 is excessive And lead to the deformation of 300 shell of stuffing box.

Further, the stuffing box 300 is made of tin bronze, and tin bronze is the bronze using tin as main alloy element, By elements such as addition phosphorus, lead, zinc, so that tin bronze mechanical property with higher, Wear vesistance and corrosion resistance, Cutting free add The advantages of work, soldering and good welding performance, the stuffing box 300 made of tin bronze is not only conducive to processing and maintenance, but also guarantees Working environment of the filler of the stuffing box 300 in compressor.

The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to In the range of the utility model protection.

Claims (6)

1. a kind of compressor packing letter of easy heat radiation, it is characterised in that:

Including being arranged stuffing-box ontology (100) on the piston rod, the stuffing-box ontology (100) includes flange (200), filler Letter set (400), stuffing box (300), described flange (200) one end are equipped with annular projection (220), annular projection (220) position In the stuffing-box set (400) and annular projection (220) outer wall and stuffing-box set (400) inner thread cooperate, Between the flange (200) and the stuffing-box set (400) formed packing cavity (110), the stuffing box (300) annularly, institute State and be equipped with filler in stuffing box (300), the quantity of the stuffing box (300) be it is multiple, multiple stuffing boxes (300) series connection are put It is placed in the packing cavity (110), each stuffing box (300) side wall is adapted with the packing cavity (110) inner wall, institute It states flange (200) and is equipped with the first screw hole (210) along the horizontal direction close to the stuffing box (300), each stuffing box (300) it is equipped with the second screw hole (310) along the horizontal direction far from the flange (200), each second screw hole (310) phase The axis of intercommunicated and each second screw hole (310) is overlapped, end of the stuffing-box set (400) far from the flange (200) Be equipped with third screw hole (410) in the horizontal direction, the axis of first screw hole (210), second screw hole (310) axis, The axis of the third screw hole (410) is mutually overlapped, and the stuffing-box ontology (100) is from first screw hole (210) to institute Third screw hole (410) are stated equipped with the compatible connecting screw of screw thread (500), the connecting screw (500) sequentially passes through the method Blue (200), each stuffing box (300), the stuffing-box set (400), the connecting screw (500) is by albronze system At the both ends of the connecting screw (500) are provided with nut, and the connecting screw (500) is equipped with water filling along own axes direction Hole (510), each stuffing box (300) are equipped with the first heat release hole (320) from second screw hole (310) to piston rod, Each stuffing box (300) is equipped with second to the lateral wall of the stuffing-box set (400) from second screw hole (310) and dissipates Hot hole (330), first heat release hole (320) is interior and second heat release hole (330) is interior is filled with thermal grease (600).

2. a kind of compressor packing letter of easy heat radiation according to claim 1, it is characterised in that:

Sealing ring (120) annular in shape is equipped between the flange (200) and the stuffing-box set (400).

3. a kind of compressor packing letter of easy heat radiation according to claim 1, it is characterised in that:

Stuffing-box set (400) outer wall is coated with silicone grease heat-conducting layer (700).

4. a kind of compressor packing letter of easy heat radiation according to claim 1, it is characterised in that:

The quantity of the connecting screw (500) is four, and four connecting screws (500) are in the end face of the flange (200) The heart is uniformly distributed.

5. a kind of compressor packing letter of easy heat radiation according to claim 1, it is characterised in that:

Annular gasket (800) are equipped between the annular projection (220) and the stuffing box (300).

6. a kind of compressor packing letter of easy heat radiation according to claim 1, it is characterised in that:

The stuffing box (300) is made of tin bronze.