CN209385650U - A kind of acetylene compressor piston rod packing seal assembly - Google Patents

A kind of acetylene compressor piston rod packing seal assembly Download PDF

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Publication number
CN209385650U
CN209385650U CN201821752146.1U CN201821752146U CN209385650U CN 209385650 U CN209385650 U CN 209385650U CN 201821752146 U CN201821752146 U CN 201821752146U CN 209385650 U CN209385650 U CN 209385650U
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CN
China
Prior art keywords
piston rod
seal
leakage
seal receptacle
sealing
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Application number
CN201821752146.1U
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Chinese (zh)
Inventor
于哲
于祥恩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dandong Yulong Fluid Technology Co., Ltd.
Original Assignee
Dandong Enwei Chemical Machinery Co Ltd
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Priority to CN201821752146.1U priority Critical patent/CN209385650U/en
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Abstract

The utility model discloses a kind of acetylene compressor piston rod packing seal assemblies, including seal receptacle, sealing shroud is connected at the top of the seal receptacle, clearance fit has blowdown to cover and detect set respectively at the middle part of the seal receptacle and sealing shroud, the inside of the seal receptacle offers the mudhole being connected with blowdown set, the top and the bottom of the blowdown set are equipped with leakage-proof component, and the bottom of the leakage-proof component is equipped with the pallet with seal receptacle clearance fit.Acetylene compressor piston rod packing seal assembly, the binding force of ring spring is tightened seal ring and is inwardly tightened, piston rod moves back and forth Shi Huiyu leakage-proof component rubs mutually and generates heat, the dry lubricant oil that its heat melts in feed bore makes its outflow, the lubricating oil of conveying is compensated, piston rod is set to be coated with lubricating oil always in surface when moving back and forth, enhance lubricity, and sealing is filled to the gap between piston rod and leakage-proof component by lubricating oil, enhance sealing effect, guarantees the use of equipment.

Description

A kind of acetylene compressor piston rod packing seal assembly
Technical field
The utility model relates to compressor accessory technical field, specially a kind of acetylene compressor is sealed with piston rod packing Component.
Background technique
At runtime, compressed high pressure gas can be revealed piston reciprocating compressor along piston rod, to influence to compress The normal operation of machine is sealed so needing to be arranged gland seal device.Common piston rod dynamic sealing is packing seal, i.e., in work Array sealing ring is added in stopper rod position, but traditional seal component architecture is simple, has a single function, without the anti-of gas leakage Feedback, often results in the excessive wear of piston rod and filler, influences equipment use.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of acetylene compressor piston rod packing seal assembly The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of acetylene compressor piston rod packing Seal assembly, including seal receptacle are connected with sealing shroud, the middle part difference of the seal receptacle and sealing shroud at the top of the seal receptacle Clearance fit has blowdown to cover and detect set, and the inside of the seal receptacle offers the mudhole being connected with blowdown set, the row The top and the bottom of dirt set are equipped with leakage-proof component, and the leakage-proof component includes the sealing dottle pin being mutually fitted and airtight and watertight padding, The sealing dottle pin includes work shape ring set, and the work shape, which is changed, is socketed with seal ring on the inside of set, between the seal ring and work shape ring set Oil pocket is formed, the feed bore being connected with oil pocket is offered on the inside of the work shape ring set, is socketed with ring on the outside of the seal ring Shape spring, the bottom of the leakage-proof component are equipped with the pallet with seal receptacle clearance fit, the pallet by compressed spring with it is close Seat is sealed to be connected.
Preferably, sealing spacer is socketed on the outside of the airtight and watertight padding.
Preferably, the inner sidewall of the blowdown set offers annular groove, and the annular groove is connected with mudhole.
Preferably, the leakage-proof component is at least group.
Compared with prior art, the utility model has the beneficial effects that acetylene compressor piston rod packing sealing group Part, the binding force of ring spring are tightened seal ring and are inwardly tightened, and piston rod moves back and forth Shi Huiyu leakage-proof component rubs mutually and generates Heat, the dry lubricant oil that heat melts in feed bore make its outflow, compensate to the lubricating oil of conveying, piston rod is made to exist Surface is coated with lubricating oil always when reciprocating motion, enhances lubricity, and by lubricating oil between piston rod and leakage-proof component Gap is filled sealing, enhances sealing effect, guarantees the use of equipment.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the sealing dottle pin structural schematic diagram of the utility model;
Fig. 3 is the seal ring structure schematic diagram of the utility model.
In figure: 1, sealing shroud, 2, sealing spacer, 3, blowdown set, 4, sealing dottle pin, 401, ring spring, 402, seal ring, 403, work shape ring set, 404, oil pocket, 405, feed bore, 5, airtight and watertight padding, 6, pallet, 7, compressed spring, 8, seal receptacle, 9, detection Set, 10, mudhole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of acetylene compressor is sealed with piston rod packing The bottom thread of component, including seal receptacle 8, seal receptacle 8 connects lower sealing cover, and the top of seal receptacle 8 is connected with sealing shroud 1, close Clearance fit has blowdown set 3 and detection set respectively at the middle part of the screw top connection upper end cover of big envelope 1, seal receptacle 8 and sealing shroud 1 9, the top and the bottom of detection set 9, which press, airtight and watertight padding 5, and the inner sidewall of blowdown set 3 offers annular groove, annular groove and mudhole 10 are connected, the inside of seal receptacle 8 offer with 3 mudholes 10 that are connected of blowdown set, the iron that when work generates is cut and rubber The impurity such as little particle piston rod move back and forth when can be stranded in the annular groove with space, after aggregation by mudhole 10 into The top and the bottom of row discharge, blowdown set 3 are equipped with leakage-proof component, and leakage-proof component is at least 1 group, and leakage-proof component includes mutually fitting to set The sealing dottle pin 4 set and airtight and watertight padding 5, the outside of airtight and watertight padding 5 are socketed with sealing spacer 2, and sealing dottle pin 4 includes work shape ring set 403, the inside that work shape changes set 403 is socketed with seal ring 402, and seal ring 402 is the two semicircular rings compositions being mutually interlocked, seal ring 402 with Oil pocket 404 is formed between work shape ring set 403, the inside of work shape ring set 403 offers the feed bore 405 being connected with oil pocket 404, The outside of seal ring 402 is socketed with ring spring 401, and the coefficient of elasticity of ring spring 401 is K1N/mm, is marked in oil pocket 404 dry Property lubricating oil, in actual use, the binding force of ring spring 401 is tightened seal ring 402 and is inwardly tightened, piston rod move back and forth when Heat can be generated with leakage-proof component rubs mutually, the dry lubricant oil that heat melts in feed bore 405 makes its outflow, to conveying Lubricating oil compensate, so that piston rod is coated with lubricating oil always in surface when moving back and forth, enhance lubricity, and pass through profit Lubricating oil is filled sealing to the gap between piston rod and leakage-proof component, enhances sealing effect, the bottom of leakage-proof component be equipped with The pallet 6 of 8 clearance fit of seal receptacle, pallet 6 are connected by compressed spring 7 with seal receptacle 8, and the coefficient of elasticity of compressed spring 7 is K2.5N/mm pushes pallet 6 to move upwards extruding leakage-proof component, makes leakage-proof component more by the elastic acting force of compressed spring 7 Step up close.
Working principle is to act in leakage-proof component in piston rod insertion sealing shroud 1 and seal receptacle 8 when moving back and forth, and is produced Raw iron is cut and the impurity such as rubber little particle can be stranded in the annular groove with space when piston rod moves back and forth, after aggregation It is discharged by mudhole 10, in actual use, the binding force of ring spring 401 is tightened seal ring 402 and inwardly tightened, piston Bar moves back and forth Shi Huiyu leakage-proof component rubs mutually and generates heat, and the dry lubricant oil that heat melts in feed bore 405 makes It is flowed out, and is compensated to the lubricating oil of conveying, so that piston rod is coated with lubricating oil always in surface when moving back and forth, and pass through Lubricating oil is filled sealing to the gap between piston rod and leakage-proof component.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral; It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. the top of a kind of acetylene compressor piston rod packing seal assembly, including seal receptacle (8), the seal receptacle (8) is solid It is connected to sealing shroud (1), it is characterised in that: clearance fit has blowdown set respectively at the middle part of the seal receptacle (8) and sealing shroud (1) (3) and detection covers (9), and the inside of the seal receptacle (8) offers the mudhole (10) being connected with blowdown set (3), the row The top and the bottom of dirt set (3) are equipped with leakage-proof component, and the leakage-proof component includes the sealing dottle pin (4) being mutually fitted and sealing Filler (5), the sealing dottle pin (4) include work shape ring set (403), are socketed with seal ring on the inside of the work shape ring set (403) (402), oil pocket (404) are formed between the seal ring (402) and work shape ring set (403), is opened on the inside of the work shape ring set (403) Equipped with the feed bore (405) being connected with oil pocket (404), ring spring (401), institute are socketed on the outside of the seal ring (402) The bottom for stating leakage-proof component is equipped with pallet (6) with seal receptacle (8) clearance fit, the pallet (6) by compressed spring (7) with Seal receptacle (8) is connected.
2. a kind of acetylene compressor piston rod packing seal assembly according to claim 1, it is characterised in that: described close Sealing spacer (2) is socketed on the outside of packing material (5).
3. a kind of acetylene compressor piston rod packing seal assembly according to claim 1, it is characterised in that: the row The inner sidewall of dirt set (3) offers annular groove, and the annular groove is connected with mudhole (10).
4. a kind of acetylene compressor piston rod packing seal assembly according to claim 1, it is characterised in that: described anti- Leaking component is at least 1 group.
CN201821752146.1U 2018-10-25 2018-10-25 A kind of acetylene compressor piston rod packing seal assembly Active CN209385650U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821752146.1U CN209385650U (en) 2018-10-25 2018-10-25 A kind of acetylene compressor piston rod packing seal assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821752146.1U CN209385650U (en) 2018-10-25 2018-10-25 A kind of acetylene compressor piston rod packing seal assembly

Publications (1)

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CN209385650U true CN209385650U (en) 2019-09-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577849A (en) * 2020-12-14 2021-03-30 西安近代化学研究所 Explosive isothermal thermal decomposition pressure measuring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577849A (en) * 2020-12-14 2021-03-30 西安近代化学研究所 Explosive isothermal thermal decomposition pressure measuring device
CN112577849B (en) * 2020-12-14 2023-03-17 西安近代化学研究所 Explosive isothermal thermal decomposition pressure measuring device

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GR01 Patent grant
GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20220810

Address after: No. A-151, High-tech Industrial Development Zone, Dandong City, Liaoning Province, 118000

Patentee after: Dandong Yulong Fluid Technology Co., Ltd.

Address before: No. 9-1, Biandian Street, Tongxing Town, Zhen'an District, Dandong City, Liaoning Province, 118000

Patentee before: DANDONG ENWEI CHEMICAL MACHINERY Co.,Ltd.