CN207161593U - A kind of stronger gas spring of seal - Google Patents

A kind of stronger gas spring of seal Download PDF

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Publication number
CN207161593U
CN207161593U CN201720962317.2U CN201720962317U CN207161593U CN 207161593 U CN207161593 U CN 207161593U CN 201720962317 U CN201720962317 U CN 201720962317U CN 207161593 U CN207161593 U CN 207161593U
Authority
CN
China
Prior art keywords
oil
gas spring
closed
inner tube
filler point
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720962317.2U
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Chinese (zh)
Inventor
顾惠芬
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.)
Changzhou Jiuchuang Door Intelligent System Co ltd
Original Assignee
CHANGZHOU JOTRUN GAS SPRING TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHANGZHOU JOTRUN GAS SPRING TECHNOLOGY Co Ltd filed Critical CHANGZHOU JOTRUN GAS SPRING TECHNOLOGY Co Ltd
Priority to CN201720962317.2U priority Critical patent/CN207161593U/en
Application granted granted Critical
Publication of CN207161593U publication Critical patent/CN207161593U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of stronger gas spring of seal, including body, bearing is provided with body, the top of bearing, which is provided with, is ramed, the top ramed is provided with noise reduction set, the bottom of bearing is provided with piston, reverse blocking valve is provided with piston, closed circle is provided with body, the bottom of closed circle is provided with oil sealing, the bottom of oil sealing is provided with pressure accumulation sponge, inner tube is provided with body, spring is provided with inner tube, outage is provided with inner tube, the bottom of body is provided with oil filler point, plug cock is provided with oil filler point, the top of plug cock is provided with screw thread, the bottom of screw thread is provided with closed packing ring, screw-socket is provided with plug cock.Multiple closed ring layers are provided with body, greatly enhance the sealing ability of body.Oil filler point is provided with body bottom to go out using threaded connection while increase closed packing ring, is enhanced air-tightness herein, is prevented it from the problems such as oil leak, gas leakage occur.The utility model is simple in construction, reasonable in design, easy to spread.

Description

A kind of stronger gas spring of seal
Technical field
A kind of gas spring is the utility model is related to, more particularly relates to a kind of stronger gas spring of seal.
Background technology
Gas spring is a kind of industry accessories that can play the functions such as support, buffering, braking, height regulation and angular adjustment. It is made up of following sections:Pressure cylinder, piston rod, piston, seal guide sleeve, filler(Inert gas or air-fuel mixture Thing), control element and cylinder outer control element in cylinder(Refer to controllable gas spring)With joint etc..Principle is filled in closed pressure cylinder Enter inert gas or gas mixture, make several times or tens times of the pressure superatmospheric in cavity, utilize piston rod Cross-sectional area be less than the cross-sectional area of piston so as to which caused pressure differential realizes the motion of piston rod.Judge a gas spring Quality good or not mainly from the following aspects consider:It is its sealing first, if poor sealing can be in use There is phenomena such as oil leak, gas leakage.Next to that accuracy, than the gas spring if desired for 500N, the power that some manufacturer productions come out is missed Difference is no more than 2N, and the product of some producers may differ distant with the 500N being actually needed;It is service life again, it is used The number that life-span can be stretched completely with it calculates;Be exactly finally in stroke force value change, gas spring ideally Force value it should keep constant in whole stroke.The problems such as oil leak, gas leakage are occurred due to gas spring long-term use.Now provide one Kind can solve a kind of stronger gas spring of seal of this problem.
Utility model content
The technical problems to be solved in the utility model is the problems such as oil leak, gas leakage occurs in existing gas spring long-term use The problem of, there is provided a kind of stronger gas spring of seal.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme:
The utility model provides a kind of stronger gas spring of seal, including body, and bearing is provided with the body, The top of the bearing, which is provided with, is ramed, and the top ramed is provided with noise reduction set, and the bottom of the bearing is provided with Piston, reverse blocking valve is provided with the piston, closed circle is provided with the body, the bottom of the closed circle is provided with oil Envelope, the bottom of the oil sealing are provided with pressure accumulation sponge, inner tube are provided with the body, and spring, institute are provided with said inner tube State and outage is provided with inner tube, the bottom of the body is provided with oil filler point, and plug cock, the oil are provided with the oil filler point The top of plug is provided with screw thread, and the bottom of the screw thread is provided with closed packing ring, screw-socket is provided with the plug cock.
As a kind of optimal technical scheme of the present utility model, the closed circle is by NBR nitrile rubbers sealing ring, metal rubber Glue sealing ring forms with NR natural rubbers sealing ring.
As a kind of optimal technical scheme of the present utility model, the oil filler point passes through screw thread airtight connection with plug cock.
As a kind of optimal technical scheme of the present utility model, the closed packing ring material is quality of rubber materials.
As a kind of optimal technical scheme of the present utility model, it is described by material of raming for nitrile rubber material.
The beneficial effect that the utility model is reached is:The device is a kind of stronger gas spring of seal, in body Be provided with multiple closed ring layers, greatly enhance the sealing ability of body, for petroleum hydraulic oil, glycol system hydraulic oil, The media such as diester-based lubricating oil, gasoline, water, silicone grease, silicone oil have used the sealing ring of NBR nitrile rubber materials, can be effective The problem of preventing oil leak.The bottom of body is provided with oil filler point to go out using threaded connection design, while increases closed packing ring and increases Strong air-tightness herein, prevents it from the problems such as oil leak, gas leakage occur.The utility model is simple in construction, reasonable in design, is easy to push away Extensively.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings:
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is one of partial structural diagram of the present utility model;
Fig. 3 is the two of partial structural diagram of the present utility model;
In figure:1st, body;2nd, noise reduction set;3rd, ramed;4th, bearing;5th, piston;6th, reverse blocking valve;7th, sealing ring;8th, oil sealing; 9th, pressure accumulation sponge;10th, inner tube;11st, outage;12nd, spring;13rd, oil filler point;14th, plug cock;15th, screw thread;16th, closed packing ring; 17th, screw-socket.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment 1
As Figure 1-3, the utility model provides a kind of seal stronger gas spring, including body 1, is set on body 1 It is equipped with bearing 4, the top of bearing 4, which is provided with, is ramed 3, and 3 top is provided with noise reduction set 2 by raming, and the bottom of bearing 4 is set There is piston 5, reverse blocking valve 6 is provided with piston 5, closed circle 7 is provided with body 1, the bottom of closed circle 7 is provided with oil sealing 8, oil The bottom of envelope 8 is provided with pressure accumulation sponge 9, and inner tube 10 is provided with body 1, spring 12 is provided with inner tube 10, is set in inner tube 10 Outage 11 is equipped with, the bottom of body 1 is provided with oil filler point 13, plug cock 14 is provided with oil filler point 13, and the top of plug cock 14 is set Screw thread 15 is equipped with, the bottom of screw thread 15 is provided with closed packing ring 16, screw-socket 17 is provided with plug cock 14.
Closed circle 7 is made up of NBR nitrile rubbers sealing ring, metal-rubber sealing ring and NR natural rubber sealing rings, multilayer It is closed to enclose the sealing ability for enhancing body.
Oil filler point 13, by screw thread airtight connection, it is stronger to be connected through a screw thread sealing ability with plug cock 14.
The closed material of packing ring 16 is quality of rubber materials, and increase packing ring strengthens the air-tightness of oil filler point 13.
By 3 materials of raming for nitrile rubber material, play a part of damping, buffering.
During specific work, such gas spring carries out buffer deceleration by hydraulic damping to stopping to the object acted on thereon Only, a certain degree of protective effect is played.Due to long-term use, the loosening of oil filler point 13 and plug cock 14 can cause oil leak, gas leakage Phenomena such as, therefore oilhole 13 by screw thread airtight connection and increases closed packing ring 16 with plug cock 14, and seal has been significantly greatly increased, has kept away Exempt from the problems such as oil leak, gas leakage occurs in its long-term use, extend its service life.
The beneficial effect that the utility model is reached is:The device is a kind of stronger gas spring of seal, in body Be provided with multiple closed ring layers, greatly enhance the sealing ability of body, for petroleum hydraulic oil, glycol system hydraulic oil, The media such as diester-based lubricating oil, gasoline, water, silicone grease, silicone oil have used the sealing ring of NBR nitrile rubber materials, can be effective The problem of preventing oil leak.The bottom of body is provided with oil filler point to go out using threaded connection design, while increases closed packing ring and increases Strong air-tightness herein, prevents it from the problems such as oil leak, gas leakage occur.The utility model is simple in construction, reasonable in design, is easy to push away Extensively.
Finally it should be noted that:Preferred embodiment of the present utility model is the foregoing is only, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., It should be included within the scope of protection of the utility model.

Claims (5)

1. a kind of stronger gas spring of seal, including body(1), it is characterised in that the body(1)On be provided with bearing (4), the bearing(4)Top be provided with and ramed(3), it is described to be ramed(3)Top be provided with noise reduction set(2), it is described Bearing(4)Bottom be provided with piston(5), the piston(5)On be provided with reverse blocking valve(6), the body(1)Inside it is provided with close Close circle(7), the closed circle(7)Bottom be provided with oil sealing(8), the oil sealing(8)Bottom be provided with pressure accumulation sponge(9), The body(1)Inside it is provided with inner tube(10), said inner tube(10)Inside it is provided with spring(12), said inner tube(10)On be provided with Outage(11), the body(1)Bottom be provided with oil filler point(13), the oil filler point(13)On be provided with plug cock(14), The plug cock(14)Top be provided with screw thread(15), the screw thread(15)Bottom be provided with closed packing ring(16), the oil Plug(14)On be provided with screw-socket(17).
A kind of 2. stronger gas spring of seal according to claim 1, it is characterised in that the closed circle(7)By NBR Nitrile rubber sealing ring, metal-rubber sealing ring and NR natural rubbers sealing ring form.
A kind of 3. stronger gas spring of seal according to claim 1, it is characterised in that the oil filler point(13)With oil Plug(14)Pass through screw thread airtight connection.
A kind of 4. stronger gas spring of seal according to claim 1, it is characterised in that the closed packing ring(16)Material Matter is quality of rubber materials.
5. the stronger gas spring of a kind of seal according to claim 1, it is characterised in that described to be ramed(3)Material For nitrile rubber material.
CN201720962317.2U 2017-08-03 2017-08-03 A kind of stronger gas spring of seal Expired - Fee Related CN207161593U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720962317.2U CN207161593U (en) 2017-08-03 2017-08-03 A kind of stronger gas spring of seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720962317.2U CN207161593U (en) 2017-08-03 2017-08-03 A kind of stronger gas spring of seal

Publications (1)

Publication Number Publication Date
CN207161593U true CN207161593U (en) 2018-03-30

Family

ID=61715974

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720962317.2U Expired - Fee Related CN207161593U (en) 2017-08-03 2017-08-03 A kind of stronger gas spring of seal

Country Status (1)

Country Link
CN (1) CN207161593U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110107637A (en) * 2019-05-10 2019-08-09 扬州华交轨道交通科技有限公司 A kind of Oil sealing assembly of oleo-gear

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110107637A (en) * 2019-05-10 2019-08-09 扬州华交轨道交通科技有限公司 A kind of Oil sealing assembly of oleo-gear

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 213000 Wuyang Village, Lijia Town, Wujin District, Changzhou City, Jiangsu Province

Patentee after: Changzhou Jiuchuang Door Intelligent System Co.,Ltd.

Address before: 213000 Wuyang Village, Lijia Town, Wujin District, Changzhou City, Jiangsu Province

Patentee before: CHANGZHOU JOTRUN GAS SPRING TECHNOLOGY Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180330

Termination date: 20210803