CN205065137U - Swift formula relief pressure valve - Google Patents
Swift formula relief pressure valve Download PDFInfo
- Publication number
- CN205065137U CN205065137U CN201520770688.1U CN201520770688U CN205065137U CN 205065137 U CN205065137 U CN 205065137U CN 201520770688 U CN201520770688 U CN 201520770688U CN 205065137 U CN205065137 U CN 205065137U
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- joint
- connecting tube
- seal ring
- spring
- reduction valve
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Abstract
The utility model provides a swift formula relief pressure valve belongs to mechanical technical field. It has solved the current inconvenient problem of relief pressure valve installation. This swift formula relief pressure valve is including have the relief pressure valve body of air inlet and gas outlet and be the tube -shape and both ends are the inlet end respectively and the joint of giving vent to anger and holding, the air inlet with give vent to anger correct right, be equipped with the sealing member in the joint and make the sealing member have the spring that cuts off the inner chamber of the inner chamber of inlet end and the end of giving vent to anger trend, the end interpolation of giving vent to anger is equipped with the connecting pipe that can follow the endwise slip of joint, the connecting pipe can drive the sealing member and overcome the elasticity removal of spring and make inlet end inner chamber and connecting pipe inner chamber be linked together, the connecting pipe outer end is stretched out the end of giving vent to anger and is just pegged graft and fix in the air inlet in this outer end, the end of giving vent to anger has the shoulder of keeping off on the inner wall, the dogtooth has on the connecting pipe outer wall, protruding gear position offsets between shoulder and the sealing member and with the fender shoulder in keeping off, it is equipped with the breach that supplies the dogtooth to pass to keep off the shoulder -mounted. This swift formula relief pressure valve has the advantage of ability and gas bottle or pipeline high -speed joint.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of reduction valve, particularly a kind of fast-type reduction valve.
Background technique
At present, energy-conservation, the short combustion reduction valve of known reduction valve on oil liquefied gas steel cylinder a kind of gas utensil disclosed in Chinese patent storehouse [application number: CN94203701.4; Authorization Notice No.: CN2189250Y], comprise valve body, gas utensil hose coupling, pressure gauge, air inlet guide rod, gas cylinder connects handwheel, and valve body is made up of upper and lower valve body, and fixed by screw, be fixed with elastomer diaphragm between upper and lower valve body, upper and lower valve body separates by it, is provided with adjustment spring in upper valve body, the lower end seat of adjustment spring is on bellows, and upper end withstands on by spring clip the lower end that the firepower screwed togather with upper valve body upper end adjusts screw rod; The centre of lower valve body is provided with spring for valve, the upper end of spring for valve is air valve, air valve stem is fixed through sleeve pipe and elastomer diaphragm center, low pressure-volume air chamber is formed with lower valve body upper end space below diaphragm, air valve to lower valve body lower end plug between space form high pressure-volume air chamber, the through hole between high and low pressure-volume air chamber is by Air Valve Control; Side and the gas utensil hose coupling of lower valve body are fixed, the center hole of gas utensil hose coupling communicates with low pressure-volume air chamber, the opposite side of lower valve body and air inlet duct and coupled air inlet guide rod are fixed, and the central through bore of air inlet duct and air inlet guide rod communicates with high pressure-volume air chamber.
When above-mentioned reduction valve is installed, hose coupling is connected with the flexible pipe on gas cooker; Air inlet guide rod to insert in gas cylinder and connects handwheel by gas cylinder and gas cylinder fixes.But this reduction valve exists a problem when mounted: in order to attractive in appearance, gas cylinder generally all can be placed in the comparatively narrow cupboard in inner space and use by present family.And in above-mentioned reduction valve, due to air inlet duct and air inlet guide rod be together by a threaded connection and there is certain height in reduction valve, cause narrow cupboard can have a strong impact on the rotation of air inlet duct, therefore when connecting, must first reduction valve and gas cylinder be taken out and could complete connection swimmingly from cupboard, be put back in cupboard after connecting, not only this process time-consuming but also require great effort again.
Model utility content
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of fast-type reduction valve that can be connected fast with gas cylinder or pipeline.
The purpose of this utility model realizes by following technical proposal: fast-type reduction valve, comprise the reduction valve body with suction port and air outlet and in tubular and two ends are respectively the joint of inlet end and outlet side, suction port with give vent to anger proper right, it is characterized in that, be provided with Sealing in described joint and make Sealing have the spring inner chamber of the inner chamber of inlet end and outlet side being cut off trend, be inserted with in described outlet side can along joint slide axially and in the connecting tube of straight tube-like, and the elastic force that connecting tube can drive Sealing to overcome spring moves and makes inlet end inner chamber and connecting tube intracavity inter-connection, outlet side is stretched out and this outer end grafting be fixed in suction port in the outer end of described connecting tube, the inwall of described outlet side has shoulder block, the outer wall of described connecting tube has double wedge, described double wedge is between shoulder block and Sealing and offset with shoulder block, described shoulder block is provided with the breach passed for double wedge.
During installation, the inlet end of joint is connected with gas cylinder (or admission line), and the air outlet of reduction valve body is connected with gas cooker (or outlet pipe) by pipeline; During use, gas is entered by the inlet end of joint, and is entered in reduction valve body carried out pressure adjustment by connecting tube and suction port according to this, and the gas after adjustment is discharged by air outlet.When needs are changed reduction valve body or are changed gas cylinder, first being rotationally connected pipe makes double wedge and breach just right, then being extracted by connecting tube to make reduction valve body and gas cylinder be separated, and now can change reduction valve body or gas valve easily.
Be communicated with the stable of gas cylinder to realize reduction valve by inserting connecting tube and rotating less angle, while realization connects fast, the connection of reduction valve and gas cylinder is enable again to carry out in comparatively narrow space, just can complete connection comparatively swimmingly relative to must first reduction valve and gas cylinder be shifted out from narrow space in prior art, there is advantage easy to use.When being extracted by connecting tube, inlet end and outlet side automatically cut off by Sealing under the effect of the elastic force of spring, effectively to avoid the combustion gas in gas cylinder to leak, thus effectively reduce potential safety hazard, have the advantage that Security is high.
In above-mentioned fast-type reduction valve, the inwall of described outlet side have the convex shoulder just right with shoulder block, and described double wedge is between shoulder block and convex shoulder, between described shoulder block and convex shoulder, be vertically fixed with limited post, and limited post and described breach distribute along the circumference of joint.
Double wedge is entered into after between shoulder block and convex shoulder by breach, then by external force be rotationally connected pipe until connecting tube and limited post offset, now double wedge turns to specified position, when making external force lay down, double wedge will with shoulder block offset carry out spacing.By arranging limited post, carry out spacing to the rotation of connecting tube, thus make double wedge can turn to the position of specifying accurately all the time, to improve the ease of use of this reduction valve further.
In above-mentioned fast-type reduction valve, described joint internal fixtion has seal ring one, and seal ring one is enclosed within connecting tube, and the outer wall of described seal ring one and inner nosepiece wall are formed and seal, and the inwall of sealing circle one and the outer wall of connecting tube offset to be formed and seal.
By arranging seal ring one, making the connection of connecting tube and joint keep sealing comparatively reliably, effectively to avoid the leakage of combustion gas, thus further increasing the Security of this reduction valve.
In above-mentioned fast-type reduction valve, described joint internal fixtion has the seal ring two coaxial with it, and the inwall of the outer wall of seal ring two and joint is formed and seals; Described Sealing comprises in discoideus sealing plate, described seal ring two between sealing plate and connecting tube, and under the action of the spring, sealing plate end face can recline mutually with the end face of described seal ring two; Described sealing plate end face has in block butting section of protruding, described butting section have two pieces at least and along sealing plate circumference uniform, butting section described in every block is all plugged in seal ring two, and the end of every block butting section is equipped with the step offseted with the interior edge face of connecting tube.
Gas passage was formed between adjacent two butting sections; When not inserting connecting tube, under the action of the spring, sealing plate the end face of end face and seal ring two offset to be formed and seal, so that inlet end and outlet side are cut off; When inserting connecting tube, the elastic force that the end face of this connecting tube and the step surface of step offset to drive butting section to overcome spring moves to the port direction of inlet end, be separated with seal ring two to make sealing plate, now, the gas being positioned at inlet end passed through gas passage and entered into connecting tube, had the advantage of working stability.
In above-mentioned fast-type reduction valve, the interior edge face of described connecting tube and described seal ring two tight abutment.
Under seal ring two and connecting tube interior edge face tight abutment and the inwall of seal ring one and the outer wall of connecting tube offset both acting in conjunction, to make to form two seals between connecting tube and joint, extend gas leakage to extraneous path and increase gas leakage to extraneous difficulty, thus further increase the Security of this reduction valve.
In above-mentioned fast-type reduction valve, have the sleeved part protruded in column on described sealing plate near the end face of spring, described spring housing is in sleeved part, and the two ends of this spring offset with the inwall of sealing plate and joint respectively.
Spring housing, in sleeved part, to play good position-limiting action to spring, to improve stability during spring works, thus improves the working stability of this reduction valve further.
Alternatively, in above-mentioned fast-type reduction valve, described joint internal fixtion has the seal ring three coaxial with it, and the inwall of the outer wall of seal ring three and joint is formed and seals; Sealing comprises the attachment post in solid shape, the two ends of attachment post offset with the interior edge face of connecting tube and spring respectively, the sidewall of the inner of connecting tube is provided with air guide port, and described connecting tube can pass described seal ring three and make air guide port be positioned at inlet end; Under the action of the spring, attachment post to be plugged in seal ring three and to offset with the inwall of seal ring three.
When not inserting connecting tube, under the action of the spring, the sidewall of attachment post and the inwall of seal ring three offset to be formed and seal, inlet end and outlet side to be cut off; When connecting tube inserts, end face and the attachment post of connecting tube offset, then connecting tube spins off in seal ring three through seal ring three elastic force making attachment post overcome spring, and now, air guide port on connecting tube is positioned at inlet end, makes the gas being positioned at inlet end enter into connecting tube from by air guide port.
Compared with prior art, this fast-type reduction valve has the following advantages:
1, be communicated with the stable of gas cylinder to realize reduction valve by inserting connecting tube and rotating less angle, while realization connects fast, the connection of reduction valve and gas cylinder is enable again to carry out in comparatively narrow space, just can complete connection comparatively swimmingly relative to must first reduction valve and gas cylinder be shifted out from narrow space in prior art, there is advantage easy to use.
2, when being extracted by connecting tube, inlet end and outlet side automatically cut off by Sealing under the effect of the elastic force of spring, effectively to avoid the combustion gas in gas cylinder to leak, thus effectively reduce potential safety hazard, have the advantage that Security is high.
3, by arranging limited post, carry out spacing to the rotation of connecting tube, thus make double wedge can turn to the position of specifying accurately all the time, to improve the ease of use of this reduction valve further.
Accompanying drawing explanation
Fig. 1 is the perspective view of this fast-type reduction valve.
Fig. 2 is the sectional structure schematic diagram of this fast-type reduction valve.
Fig. 3 is the structure for amplifying schematic diagram at A place in Fig. 2.
Fig. 4 is the positional structure schematic diagram of double wedge and shoulder block.
Fig. 5 is the A-A cross-sectional view of Fig. 4.
Fig. 6 is the structural representation of Sealing.
In figure, 1, reduction valve body; 1a, suction port; 1b, air outlet; 2, joint; 2a, inlet end; 2b, outlet side; 2c, shoulder block; 2c1, breach; 2d, convex shoulder; 3, connecting tube; 3a, double wedge; 4, spring; 5, Sealing; 5a, sleeved part; 5b, butting section; 5b1, step; 6, seal ring two; 7, limited post; 8, seal ring one.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
As shown in Figure 1 to Figure 3, this fast-type reduction valve is made up of reduction valve body 1, joint 2, connecting tube 3, spring 4, Sealing 5 etc.
Wherein, reduction valve body 1 has suction port 1a and air outlet 1b; Joint 2 is in tubular, and the two ends of this joint 2 are respectively inlet end 2a and outlet side 2b.As shown in Figure 1, the suction port 1a of reduction valve the body 1 and outlet side 2b of joint 2 faces.
Sealing 5 is arranged on the inner side at the middle part of joint 2; Spring 4 is arranged in joint 2, and spring 4 can make Sealing 5 have the trend cut off by the inner chamber of the inner chamber of inlet end 2a and outlet side 2b.
Specifically, as shown in Figure 3, joint 2 internal fixtion has the seal ring two 6 coaxial with it, and the inwall of the outer wall of seal ring 26 and joint 2 is formed and seals, to make feed-water end and waterexit end by the intracavity inter-connection of seal ring 26.In the present embodiment, joint 2 comprises all tubular joint one and joint two, and joint one is between reduction valve body 1 and joint two.One end grafting of joint two is also fixed in joint one.Seal ring 26 is positioned at joint one, and the both ends of the surface of seal ring 26 respectively with the end face of joint two and the inwall tight abutment of joint one, realization by seal ring 26 stable position while, in turn ensure that the sealing that joint one is connected with joint two.
In the present embodiment, as shown in Figure 3 and Figure 6, Sealing 5 comprises in discoideus and coaxial with joint 2 sealing plate.Seal ring 26 is between sealing plate and reduction valve body 1, the two ends of above-mentioned spring 4 offset with the inwall of sealing plate and joint two respectively, and under the effect of spring 4, sealing plate end face can recline mutually with the end face of seal ring 26, to realize object outlet side 2b and inlet end 2a cut off.Further optimization, have the sleeved part 5a protruded in column, and spring 4 is enclosed within sleeved part 5a, to play good position-limiting action to spring 4, thus guarantees spring 4 stable operation on sealing plate near the end face of spring 4.
As shown in Figure 3, in the outlet side 2b of joint 2, be inserted with the connecting tube 3 in straight tube-like, and connecting tube 3 can sliding axially along joint 2.When connecting tube 3 slides to inlet end 2a direction, the elastic force that connecting tube 3 can drive Sealing 5 to overcome spring 4 moves and makes inlet end 2a inner chamber and connecting tube 3 intracavity inter-connection.Specifically, in the present embodiment, as shown in Figure 3 and Figure 6, sealing plate end face has have two pieces at least in block the butting section 5b protruded, butting section 5b and along sealing plate circumference uniform.The quantity of preferred butting section 5b has four pieces, and four pieces of butting section 5b are integral type structure, and between adjacent two pieces of butting section 5b, gas passage is crossed in formation one.Every block butting section 5b is all plugged in seal ring 26, and the end of every block butting section 5b is equipped with the step 5b1 offseted with the interior edge face of connecting tube 3.Further optimization, as shown in Figure 3, the interior edge face of connecting tube 3 and seal ring 26 tight abutment.Under seal ring 26 and connecting tube 3 interior edge face tight abutment and the inwall of seal ring 1 and the outer wall of connecting tube 3 offset both acting in conjunction, to make to form two seals between connecting tube 3 and joint 2, extend gas leakage to extraneous path and increase gas leakage to extraneous difficulty, thus further increase the Security of this reduction valve.
Further illustrate, as shown in Figure 3, outlet side 2b is stretched out and this outer end grafting being fixed in suction port 1a in the outer end of connecting tube 3.In the present embodiment, in suction port 1a, there is internal thread, the outer end of connecting tube 3 has outside thread, and connecting tube 3 is fixed by internal thread and externally threaded engagement and reduction valve body 1.
As shown in Figures 3 to 5, the inwall of outlet side 2b has just to the shoulder block 2c arranged and convex shoulder 2d, and convex shoulder 2d is between shoulder block 2c and Sealing 5.The outer wall of connecting tube 3 has double wedge 3a, double wedge 3a is between shoulder block 2c and convex shoulder 2d, and double wedge 3a and shoulder block 2c offsets.Shoulder block 2c is provided with the breach 2c1 passed for double wedge 3a.In the present embodiment, shoulder block 2c and convex shoulder 2d all in the form of a ring and all coaxial with joint 2.The quantity of double wedge 3a has 4 and circumferentially uniform; The quantity of the breach 2c1 passed for double wedge 3a also has 4 and also circumferentially uniform.Further illustrate, as shown in Figure 4 and Figure 5, between shoulder block 2c and convex shoulder 2d, be vertically fixed with limited post 7, and limited post 7 and breach 2c1 distribute along the circumference of joint 2.Namely in the present embodiment, limited post 7 is between adjacent two breach 2c1, and when double wedge 3a circumferentially rotates, double wedge 3a can offset with limited post 7.During concrete use, double wedge 3a is entered into after between shoulder block 2c and convex shoulder 2d by breach 2c1, then pipe 3 is rotationally connected by external force until connecting tube 3 and limited post 7 offset, now double wedge 3a turns to specified position, when making external force lay down, double wedge 3a will with shoulder block 2c offset carry out spacing.
As shown in Figure 3, joint 2 internal fixtion has seal ring 1, and seal ring 1 is enclosed within connecting tube 3.The outer wall of seal ring 1 and joint 2 inwall are formed and seal, and the outer wall of the inwall of sealing circle 1 and connecting tube 3 offsets to be formed and seals, thus make the connection of connecting tube 3 and joint 2 keep sealing comparatively reliably, to avoid the leakage of combustion gas, thus further increase the Security of this reduction valve.
During installation, the inlet end 2a of joint 2 is connected with gas cylinder (or admission line), and the air outlet 1b of reduction valve body 1 is connected with gas cooker (or outlet pipe) by pipeline.
During use, gas is entered by the inlet end 2a of joint 2, and is entered in reduction valve body 1 carried out pressure adjustment by connecting tube 3 and suction port 1a according to this, and the gas after adjustment is discharged by air outlet 1b.
When needs are changed reduction valve body 1 or are changed gas cylinder, first being rotationally connected pipe 3 makes double wedge 3a and breach 2c1 just right, then connecting tube 3 is extracted and reduction valve body 1 and gas cylinder can be made to be separated, now can change reduction valve body 1 or gas cylinder easily; When connecting tube 3 is extracted, sealing plate reclines automatically cut off by inlet end 2a and outlet side 2b mutually under the effect of the elastic force of spring 4 with seal ring 26, effectively to avoid the combustion gas in gas cylinder to leak, thus effectively reduce potential safety hazard, there is the advantage that Security is high.
When connecting tube 3 and joint 2 reconnect, first connecting tube 3 is inserted in the outlet side 2b of joint 2, then connecting tube 3 is made the interior edge face of connecting tube 3 and step 5b1 to be offseted and the elastic force driving sealing plate to overcome spring 4 moves along moving axially of joint 2, to make sealing plate away from seal ring 26, now, the gas in inlet end 2a just enters in connecting tube 3 by the gas passage of crossing between adjacent two pieces of butting section 5b; Then be rotationally connected pipe 3 until connecting tube 3 and limited post 7 offset, now double wedge 3a turns to specified position, and when external force being laid down, double wedge 3a will offset with shoulder block 2c and carry out spacing to connecting tube 3.
Embodiment two
The present embodiment two with the structure of embodiment one and principle substantially identical, different place is: joint 2 internal fixtion has the seal ring three coaxial with it, and the inwall of the outer wall of seal ring three and joint 2 is formed and seals; Sealing 5 comprises the attachment post in solid shape, the two ends of attachment post offset with the interior edge face of connecting tube 3 and spring 4 respectively, the sidewall of the inner of connecting tube 3 is provided with air guide port, and connecting tube 3 can pass described seal ring three and make air guide port be positioned at inlet end 2a; Under the effect of spring 4, attachment post to be plugged in seal ring three and to offset with the inwall of seal ring three.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. fast-type reduction valve, comprise the reduction valve body (1) with suction port (1a) and air outlet (1b) and in tubular and two ends are respectively the joint (2) of inlet end (2a) and outlet side (2b), suction port (1a) is just right with outlet side (2b), it is characterized in that, be provided with Sealing (5) in described joint (2) and make Sealing (5) have the spring (4) inner chamber of the inner chamber of inlet end (2a) and outlet side (2b) being cut off trend, be inserted with in described outlet side (2b) can along joint (2) slide axially and in the connecting tube (3) of straight tube-like, and the elastic force that connecting tube (3) can drive Sealing (5) to overcome spring (4) moves and makes inlet end (2a) inner chamber and connecting tube (3) intracavity inter-connection, outlet side (2b) is stretched out and this outer end grafting be fixed in suction port (1a) in the outer end of described connecting tube (3), the inwall of described outlet side (2b) has shoulder block (2c), the outer wall of described connecting tube (3) has double wedge (3a), described double wedge (3a) to be positioned between shoulder block (2c) and Sealing (5) and to offset with shoulder block (2c), described shoulder block (2c) is provided with the breach (2c1) passed for double wedge (3a).
2. fast-type reduction valve according to claim 1, it is characterized in that, the inwall of described outlet side (2b) have the convex shoulder (2d) just right with shoulder block (2c), and described double wedge (3a) is positioned between shoulder block (2c) and convex shoulder (2d), vertically be fixed with limited post (7) between described shoulder block (2c) and convex shoulder (2d), and limited post (7) and described breach (2c1) distribute along the circumference of joint (2).
3. fast-type reduction valve according to claim 1 and 2, it is characterized in that, described joint (2) internal fixtion has seal ring one (8), and seal ring one (8) is enclosed within connecting tube (3), the outer wall of described seal ring one (8) and joint (2) inwall are formed and seal, and the outer wall of the inwall of sealing circle one (8) and connecting tube (3) offsets to be formed and seals.
4. fast-type reduction valve according to claim 3, it is characterized in that, described joint (2) internal fixtion has the seal ring two (6) coaxial with it, and the inwall of the outer wall of seal ring two (6) and joint (2) is formed and seals; Described Sealing (5) comprises in discoideus sealing plate, described seal ring two (6) is positioned between sealing plate and connecting tube (3), and under the effect of spring (4), sealing plate end face can recline mutually with the end face of described seal ring two (6); Described sealing plate end face has in block butting section (5b) of protruding, described butting section (5b) have two pieces at least and along sealing plate circumference uniform, butting section (5b) described in every block is all plugged in seal ring two (6), and the end of every block butting section (5b) is equipped with the step (5b1) offseted with the interior edge face of connecting tube (3).
5. fast-type reduction valve according to claim 4, is characterized in that, the interior edge face of described connecting tube (3) and described seal ring two (6) tight abutment.
6. fast-type reduction valve according to claim 4, it is characterized in that, there is near the end face of spring (4) on described sealing plate the sleeved part (5a) protruded in column, described spring (4) is enclosed within sleeved part (5a), and the two ends of this spring (4) offset with the inwall of sealing plate and joint (2) respectively.
7. fast-type reduction valve according to claim 3, is characterized in that, described joint (2) internal fixtion has the seal ring three coaxial with it, and the inwall of the outer wall of seal ring three and joint (2) is formed and seals; Sealing (5) comprises the attachment post in solid shape, the two ends of attachment post offset with the interior edge face of connecting tube (3) and spring (4) respectively, the sidewall of the inner of connecting tube (3) is provided with air guide port, and described connecting tube (3) can pass described seal ring three and make air guide port be positioned at inlet end (2a); Under the effect of spring (4), attachment post to be plugged in seal ring three and to offset with the inwall of seal ring three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770688.1U CN205065137U (en) | 2015-09-30 | 2015-09-30 | Swift formula relief pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770688.1U CN205065137U (en) | 2015-09-30 | 2015-09-30 | Swift formula relief pressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205065137U true CN205065137U (en) | 2016-03-02 |
Family
ID=55391693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520770688.1U Withdrawn - After Issue CN205065137U (en) | 2015-09-30 | 2015-09-30 | Swift formula relief pressure valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205065137U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202292A (en) * | 2015-09-30 | 2015-12-30 | 陈美忠 | Quick pressure reducing valve |
| CN107355617A (en) * | 2017-07-29 | 2017-11-17 | 严修华 | A kind of dual-purpose cassette valve union |
| CN110168275A (en) * | 2017-01-23 | 2019-08-23 | 宝马股份公司 | Pressure vessel systems for motor vehicle |
| CN113213581A (en) * | 2021-04-30 | 2021-08-06 | 华能聊城热电有限公司 | Oil-water separation device of water pipeline |
-
2015
- 2015-09-30 CN CN201520770688.1U patent/CN205065137U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202292A (en) * | 2015-09-30 | 2015-12-30 | 陈美忠 | Quick pressure reducing valve |
| CN110168275A (en) * | 2017-01-23 | 2019-08-23 | 宝马股份公司 | Pressure vessel systems for motor vehicle |
| US11441738B2 (en) | 2017-01-23 | 2022-09-13 | Bayerische Motoren Werke Aktiengesellschaft | Pressure vessel system for a motor vehicle |
| CN110168275B (en) * | 2017-01-23 | 2022-10-11 | 宝马股份公司 | Pressure vessel system for a motor vehicle |
| CN107355617A (en) * | 2017-07-29 | 2017-11-17 | 严修华 | A kind of dual-purpose cassette valve union |
| CN113213581A (en) * | 2021-04-30 | 2021-08-06 | 华能聊城热电有限公司 | Oil-water separation device of water pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160302 Effective date of abandoning: 20190122 |