CN215908169U - Nitrogen cylinder with protective soft sleeve - Google Patents
Nitrogen cylinder with protective soft sleeve Download PDFInfo
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- CN215908169U CN215908169U CN202122202087.9U CN202122202087U CN215908169U CN 215908169 U CN215908169 U CN 215908169U CN 202122202087 U CN202122202087 U CN 202122202087U CN 215908169 U CN215908169 U CN 215908169U
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Abstract
The utility model provides a nitrogen cylinder with a protective soft sleeve, which comprises a nitrogen cylinder body, a die holder, a flange, a nitrogen cylinder piston, a circular sealing ring, a baffle plate, a piston rod, a square sealing ring, an air inlet hole, an inflation threaded hole, an installation hole, a valve inside, a screw plug, a replaceable nitrogen cylinder protective soft sleeve structure, a buffering annular stop block structure and a replaceable noise reduction columnar cushion block structure, wherein the upper end of the nitrogen cylinder body penetrates through an insertion hole formed in the middle part inside the die holder, and the nitrogen cylinder body is fixedly connected with the upper part of the die holder through the flange; a nitrogen cylinder piston is arranged in the nitrogen cylinder body in a sliding manner, and a circular sealing ring is sleeved in an annular groove formed in the middle part in the nitrogen cylinder piston; the inside downside integration of nitrogen gas cylinder body be provided with the baffle, and the inside middle part of baffle has vertically seted up the guiding hole. In the utility model, the installation seat, the nitrogen cylinder protective soft sleeve, the upper clamp and the lower clamp are arranged, so that the dustproof function is realized.
Description
Technical Field
The utility model belongs to the technical field of manufacturing of stamping dies, and particularly relates to a nitrogen cylinder with a protective soft sleeve.
Background
With the wide application of nitrogen cylinders in the field of stamping die manufacturing, the proportion of the purchase cost of the nitrogen cylinders in the die manufacturing cost is continuously increased. The service life of the nitrogen cylinder is prolonged, and the significance for controlling the use cost of the mold is more and more important. The sealing performance of a nitrogen cylinder is a significant factor in its reliability and longevity. During the use of the nitrogen cylinder, dust is extremely easily gathered on the surface of the piston rod under the influence of air flow and rubs with a sealing device of a cylinder body opening through the movement of the piston. Thereby causing the abrasion of the sealing device and the piston rod, further causing the failure and the air leakage, and greatly reducing the service life of the nitrogen cylinder.
At present, the nitrogen cylinder is widely applied.
But current nitrogen cylinder still has not possess dustproof function, does not possess the buffer function and does not possess the problem of noise reduction function.
Therefore, the utility model of the nitrogen cylinder with the protective soft sleeve is very necessary.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a nitrogen cylinder with a protective soft sleeve, wherein the nitrogen cylinder is realized by the following technical scheme:
the nitrogen cylinder with the protective soft sleeve comprises a nitrogen cylinder body, a die holder, a flange, a nitrogen cylinder piston, a circular sealing ring, a baffle, a piston rod, a square sealing ring, an air inlet hole, an inflation threaded hole, a mounting hole, a valve core, a screw plug, a replaceable nitrogen cylinder protective soft sleeve structure, a buffering annular stop block structure and a replaceable noise reduction columnar cushion block structure, wherein the upper end of the nitrogen cylinder body penetrates through an insertion hole formed in the middle part of the interior of the die holder, and the nitrogen cylinder body is fixedly connected with the upper part of the die holder through the flange; a nitrogen cylinder piston is arranged in the nitrogen cylinder body in a sliding manner, and a circular sealing ring is sleeved in an annular groove formed in the middle part in the nitrogen cylinder piston; a baffle is integrally arranged at the lower side in the nitrogen cylinder body, and a guide hole is longitudinally formed in the middle part in the baffle; the upper side in the interior of the nitrogen cylinder body is provided with a through hole, a piston rod is inserted in the through hole, and the lower end of the piston rod is connected in a threaded hole formed in the upper side in the interior of the nitrogen cylinder piston in a threaded manner; an annular trapezoidal groove is formed in the middle of the inner part of the through hole, a square sealing ring is arranged in the annular trapezoidal groove, and the square sealing ring is arranged on the outer wall of the piston rod in a sliding mode; an air inlet is longitudinally formed in the inner lower side of the nitrogen cylinder body; an inflation threaded hole is transversely formed in the left lower side inside the nitrogen cylinder body and communicated with the air inlet hole; a mounting hole is also transversely formed in the left lower side in the nitrogen cylinder body and is communicated with the air inflation threaded hole, and the mounting hole is positioned on the left side of the air inflation threaded hole; the left side inside the inflation threaded hole is in threaded connection with a valve core; the left side of the inside of the mounting hole is in threaded connection with a screw plug; the replaceable nitrogen cylinder protective soft sleeve structure is connected with a nitrogen cylinder body; the annular buffer stop structure is connected with the nitrogen cylinder piston; the replaceable noise reduction columnar cushion block structure is connected with the replaceable nitrogen cylinder protective soft sleeve structure; the nitrogen-replaceable cylinder protective soft sleeve structure comprises a mounting seat, a nitrogen cylinder protective soft sleeve, an upper clamp and a lower clamp, wherein a threaded connecting hole is formed in the middle lower side inside the mounting seat and is in threaded connection with the upper end of the piston rod; the nitrogen cylinder protective soft sleeve is sleeved on the outer side of the piston rod, the upper end of the nitrogen cylinder protective soft sleeve is further sleeved on the outer wall of the mounting seat and is arranged through upper clamp fastening connection, and the lower end of the nitrogen cylinder protective soft sleeve is sleeved on the upper side of the outer wall of the nitrogen cylinder body and is arranged through lower clamp fastening connection.
Preferably, the annular buffer stop structure comprises a guide rod, an annular buffer stop, a protective layer and a buffer spring; the guide rod outside cup joint annular dog, and annular dog lower surface is glued joint has the inoxidizing coating, wherein annular dog upper portion and buffer spring lower extreme bolted connection set up, and buffer spring cup joints in the guide rod outside.
Preferably, the replaceable noise reduction columnar cushion block structure comprises a noise reduction columnar cushion block, blind holes, bolt holes, annular gaskets and hexagon socket head bolts, wherein the blind holes are longitudinally formed in the middle upper side inside the noise reduction columnar cushion block, the bolt holes are also longitudinally formed in the middle lower side inside the noise reduction columnar cushion block, the bolt holes are communicated with the blind holes, and the annular gaskets are arranged on the inner walls of the lower sides of the blind holes; the blind hole inside be provided with hexagon socket head cap screw, and hexagon socket head cap screw outer wall has cup jointed annular gasket, hexagon socket head cap screw lower extreme runs through the bolt hole moreover.
Preferably, the upper end of the guide rod is in threaded connection with the inside of a threaded hole formed in the middle lower side of the inside of the nitrogen cylinder piston.
Preferably, the upper end of the buffer spring is connected with the lower end of the nitrogen cylinder piston through a bolt.
Preferably, the noise reduction columnar cushion block is arranged on the upper part of the mounting seat; the lower end of the inner hexagon bolt is in threaded connection with the inside of a threaded hole formed in the upper side in the mounting seat.
Preferably, the nitrogen cylinder protective soft sleeve is made of rubber or silica gel.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the utility model, the installation seat, the nitrogen cylinder protective soft sleeve, the upper clamp and the lower clamp are arranged, so that the dustproof function is realized.
2. According to the utility model, the guide rod, the annular stop block, the protective layer and the buffer spring are arranged, so that the buffer effect is favorably realized, and the problem that the service life of the nitrogen cylinder is influenced by rigid impact is solved.
3. According to the utility model, the arrangement of the noise reduction columnar cushion block, the blind hole, the bolt hole, the annular gasket and the inner hexagon bolt is beneficial to realizing the noise reduction function.
4. According to the utility model, the arrangement of the round sealing ring and the square sealing ring is beneficial to avoiding the problem of air leakage of the nitrogen cylinder.
5. In the utility model, the arrangement of the valve core is beneficial to charging air into the nitrogen cylinder body.
6. According to the utility model, the arrangement of the screw plug is beneficial to avoiding the problem that dust enters the air inflation threaded hole and the mounting hole.
Drawings
Fig. 1 is a schematic structural diagram of the ejection state of the present invention.
Fig. 2 is a schematic structural diagram of the replaceable nitrogen cylinder protective soft sleeve structure.
Fig. 3 is a schematic structural view of the structure of the buffable ring stop of the present invention.
Fig. 4 is a schematic structural diagram of a replaceable noise-reducing columnar spacer structure according to the present invention.
Fig. 5 is a schematic diagram of the compressed state structure of the present invention.
In the figure:
1. a nitrogen cylinder body; 2. a die holder; 3. a flange; 4. a nitrogen cylinder piston; 5. a circular seal ring; 6. a baffle plate; 7. a piston rod; 8. a square seal ring; 9. an air inlet; 10. an inflation threaded hole; 11. mounting holes; 12. a valve core; 13. a screw plug; 14. the nitrogen cylinder protective soft sleeve structure can be replaced; 141. a mounting seat; 142. a nitrogen cylinder protective soft sleeve; 143. an upper hoop; 144. a lower hoop; 15. a ring-shaped baffle block structure capable of buffering; 151. a guide bar; 152. an annular stop block; 153. a protective layer; 154. a buffer spring; 16. the noise reduction columnar cushion block structure can be replaced; 161. a noise reduction columnar cushion block; 162. blind holes; 163. bolt holes; 164. an annular gasket; 165. and (4) an inner hexagon bolt.
Detailed Description
The utility model is described in detail with reference to the accompanying drawings, and as shown in fig. 1 and fig. 2, a nitrogen cylinder with a protective soft sleeve comprises a nitrogen cylinder body 1, a die holder 2, a flange 3, a nitrogen cylinder piston 4, a circular sealing ring 5, a baffle 6, a piston rod 7, a square sealing ring 8, an air inlet 9, an inflation threaded hole 10, a mounting hole 11, a valve inside 12 and a bolt plug 13, wherein the upper end of the nitrogen cylinder body 1 penetrates through an insertion hole formed in the middle part of the inside of the die holder 2, and the nitrogen cylinder body 1 is fixedly connected with the upper part of the die holder 2 through the flange 3; a nitrogen cylinder piston 4 is arranged in the nitrogen cylinder body 1 in a sliding manner, and a circular sealing ring 5 is sleeved in an annular groove formed in the middle part in the nitrogen cylinder piston 4 to play a role in sealing; a baffle 6 is integrally arranged at the lower side in the nitrogen cylinder body 1, and a guide hole is longitudinally formed in the middle part in the baffle 6; a through hole is formed in the upper middle inside the nitrogen cylinder body 1, a piston rod 7 is inserted into the through hole, and the lower end of the piston rod 7 is connected with the inside of a threaded hole formed in the upper middle inside the nitrogen cylinder piston 4 in a threaded manner; an annular trapezoidal groove is formed in the middle of the inner part of the through hole, a square sealing ring 8 is arranged in the annular trapezoidal groove, and the square sealing ring 8 is arranged on the outer wall of the piston rod 7 in a sliding mode to play a role in sealing; an air inlet 9 is longitudinally formed in the middle lower side inside the nitrogen cylinder body 1; an inflation threaded hole 10 is transversely formed in the left lower side inside the nitrogen cylinder body 1, and the inflation threaded hole 10 is communicated with an air inlet hole 9; a mounting hole 11 is further transversely formed in the left lower side of the interior of the nitrogen cylinder body 1, the mounting hole 11 is communicated with the air inflation threaded hole 10, and the mounting hole 11 is located on the left side of the air inflation threaded hole 10; the left side inside the inflation threaded hole 10 is in threaded connection with a valve core 12, so that the inflation is facilitated; the left side of the inside of the mounting hole 11 is in threaded connection with a screw plug 13, so that a dustproof effect is achieved.
The nitrogen cylinder with the protective soft sleeve further comprises a replaceable nitrogen cylinder protective soft sleeve structure 14, a buffering annular stop block structure 15 and a replaceable noise reduction columnar cushion block structure 16, wherein the replaceable nitrogen cylinder protective soft sleeve structure 14 is connected with a nitrogen cylinder body 1; the annular buffer stop structure 15 is connected with the nitrogen cylinder piston 4; the replaceable noise reduction columnar cushion block structure 16 is connected with the replaceable nitrogen cylinder protective soft sleeve structure 14, and the functions of dust prevention, buffering and noise reduction are facilitated.
The nitrogen-replaceable cylinder protective soft sleeve structure 14 comprises a mounting seat 141, a nitrogen cylinder protective soft sleeve 142, an upper hoop 143 and a lower hoop 144, wherein a threaded connecting hole is formed in the middle lower side inside the mounting seat 141 and is in threaded connection with the upper end of the piston rod 7; the nitrogen cylinder protective soft sleeve 142 is sleeved outside the piston rod 7, the upper end of the nitrogen cylinder protective soft sleeve 142 is further sleeved on the outer wall of the mounting seat 141 and is fixedly connected and arranged through an upper clamp 143, the lower end of the nitrogen cylinder protective soft sleeve 142 is sleeved on the upper side of the outer wall of the nitrogen cylinder body 1 and is fixedly connected and arranged through a lower clamp 144, when an external moving part touches the replaceable noise reduction columnar cushion block structure 16 and presses the replaceable noise reduction columnar cushion block structure 16 downwards, the mounting seat 141 presses the piston rod 7 to move downwards, the upper end of the nitrogen cylinder protective soft sleeve 142 can also move downwards along with the piston rod 7, the nitrogen cylinder starts to be compressed, the state of the compressed nitrogen cylinder is shown in figure 5, when the external moving part does not press the replaceable noise reduction columnar cushion block structure 16 any more and slowly leaves the replaceable noise reduction columnar cushion block structure 16, gas in the nitrogen cylinder body 1 can push the nitrogen cylinder piston 4 upwards, make the piston rod 7 reset, nitrogen gas jar protection soft cover 142 also can be along with resetting when the piston rod 7 resets, and at the in-process that the nitrogen gas jar was compressed and resets, piston rod 7 is wrapped up by nitrogen gas jar protection soft cover 142 all the time, can avoid the dust in the outside air to fall to the problem of the outer wall of piston rod 7, solves the easy problem that takes place wearing and tearing and inefficacy of nitrogen gas jar, realizes dirt-proof function.
In this embodiment, referring to fig. 3, the annular buffer structure 15 includes a guide rod 151, an annular buffer 152, a protective layer 153 and a buffer spring 154; guide arm 151 outside cup jointed annular dog 152, and annular dog 152 lower surface cement has protective layer 153, wherein annular dog 152 upper portion and buffer spring 154 lower extreme bolted connection set up, and buffer spring 154 cup joints in the guide arm 151 outside, when the nitrogen cylinder is compressed, protective layer 153 can contact baffle 6 earlier, annular dog 152 is blocked by baffle 6 afterwards, annular dog 152 compresses buffer spring 154 this moment, thereby can avoid nitrogen cylinder piston 4 and nitrogen cylinder body 1 to take place the rigidity and strike, lead to nitrogen cylinder piston 4 or nitrogen cylinder body 1 to take place the problem of damaging, the function of buffering has been realized.
In this embodiment, referring to fig. 4, the replaceable noise reduction columnar spacer structure 16 includes a noise reduction columnar spacer 161, a blind hole 162, a bolt hole 163, an annular spacer 164 and an inner hexagon bolt 165, the blind hole 162 is longitudinally formed in the middle upper side of the interior of the noise reduction columnar spacer 161, the bolt hole 163 is also longitudinally formed in the middle lower side of the interior of the noise reduction columnar spacer 161, the bolt hole 163 is communicated with the blind hole 162, and the annular spacer 164 is disposed on the inner wall of the lower side of the blind hole 162; blind hole 162 inside be provided with hexagon socket head cap screw 165, and hexagon socket head cap screw 165 outer wall has cup jointed annular gasket 164, hexagon socket head cap screw 165 lower extreme runs through bolt hole 163 in addition, when external moving part collides with the nitrogen gas jar, can produce the collision noise, can avoid external moving part and nitrogen gas jar rigid impact through falling the column cushion 161 of making an uproar to make the collision noise reduce, realize falling the function of making an uproar.
In this embodiment, specifically, the nitrogen cylinder protective soft sleeve 142 is made of rubber or a silica gel soft sleeve, and the shape of the nitrogen cylinder protective soft sleeve 142 can be changed along with the movement of the piston rod 7 because the nitrogen cylinder protective soft sleeve is an elastic protective sleeve.
In this embodiment, specifically, the protective layer 153 is a rubber layer.
In this embodiment, the buffer spring 154 is a stainless steel spring.
In this embodiment, specifically, the noise reduction columnar spacer 161 is a columnar rubber.
In this embodiment, specifically, the circular seal ring 5 is a rubber seal ring with a circular longitudinal section.
In this embodiment, specifically, the square seal ring 8 is a rubber seal ring having a square longitudinal section.
Principle of operation
In the utility model, when an external moving part touches the replaceable noise reduction columnar cushion block structure 16 and presses the replaceable noise reduction columnar cushion block structure 16 downwards, the mounting seat 141 presses the piston rod 7 to move downwards, at the same time, the upper end of the nitrogen cylinder protective soft sleeve 142 also moves downwards along with the piston rod 7, the nitrogen cylinder starts to be compressed, the state of the compressed nitrogen cylinder is as shown in figure 5, when the external moving part does not press the replaceable noise reduction columnar cushion block structure 16 any more and slowly moves away from the replaceable noise reduction columnar cushion block structure 16, the gas in the nitrogen cylinder body 1 pushes the nitrogen cylinder piston 4 upwards to reset the piston rod 7, the nitrogen cylinder protective soft sleeve 142 also resets when the piston rod 7 resets, and in the process of compressing and resetting the nitrogen cylinder, the piston rod 7 is always wrapped by the nitrogen cylinder protective soft sleeve 142, so that the problem that dust in the outside air falls to the outer wall of the piston rod 7 can be avoided, the problem that the nitrogen cylinder is easy to wear and lose efficacy is solved, and the dustproof function is realized; when the nitrogen cylinder is compressed, the protective layer 153 contacts the baffle 6 firstly, then the annular stop block 152 is stopped by the baffle 6, and at the moment, the annular stop block 152 compresses the buffer spring 154, so that the problem that the nitrogen cylinder piston 4 or the nitrogen cylinder body 1 is damaged due to rigid impact between the nitrogen cylinder piston 4 and the nitrogen cylinder body 1 can be avoided, and the buffering function is realized; when external moving part collides with the nitrogen gas jar, can produce the collision noise, can avoid external moving part and nitrogen gas jar rigid impact through falling the column cushion 161 of making an uproar to make the collision noise reduce, realize falling the function of making an uproar.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (7)
1. The nitrogen cylinder with the protective soft sleeve is characterized by comprising a nitrogen cylinder body (1), a die holder (2), a flange (3), a nitrogen cylinder piston (4), a circular sealing ring (5), a baffle (6), a piston rod (7), a square sealing ring (8), an air inlet hole (9), an inflation threaded hole (10), a mounting hole (11), a valve core (12), a bolt plug (13), a replaceable nitrogen cylinder protective soft sleeve structure (14), a buffering annular stop block structure (15) and a replaceable noise reduction columnar cushion block structure (16), wherein the upper end of the nitrogen cylinder body (1) penetrates through an insertion hole formed in the middle part inside the die holder (2), and the nitrogen cylinder body (1) is fixedly connected with the upper part of the die holder (2) through the flange (3); a nitrogen cylinder piston (4) is arranged inside the nitrogen cylinder body (1) in a sliding manner, and a circular sealing ring (5) is sleeved inside an annular groove formed in the middle part inside the nitrogen cylinder piston (4); a baffle (6) is integrally arranged on the lower side inside the nitrogen cylinder body (1), and a guide hole is longitudinally formed in the middle inside the baffle (6); a through hole is formed in the upper middle inside the nitrogen cylinder body (1), a piston rod (7) is inserted into the through hole, and the lower end of the piston rod (7) is connected with the inside of a threaded hole formed in the upper middle inside the nitrogen cylinder piston (4) in a threaded manner; an annular trapezoidal groove is formed in the middle of the inner part of the through hole, a square sealing ring (8) is arranged in the annular trapezoidal groove, and the square sealing ring (8) is arranged on the outer wall of the piston rod (7) in a sliding mode; an air inlet (9) is longitudinally formed in the middle lower side of the interior of the nitrogen cylinder body (1); an inflation threaded hole (10) is transversely formed in the left lower side inside the nitrogen cylinder body (1), and the inflation threaded hole (10) is communicated with an air inlet hole (9); a mounting hole (11) is also transversely formed in the left lower side of the interior of the nitrogen cylinder body (1), the mounting hole (11) is communicated with the air inflation threaded hole (10), and the mounting hole (11) is positioned on the left side of the air inflation threaded hole (10); the left side inside the inflation threaded hole (10) is in threaded connection with a valve core (12); the left side inside the mounting hole (11) is in threaded connection with a screw plug (13); the replaceable nitrogen cylinder protective soft sleeve structure (14) is connected with the nitrogen cylinder body (1); the annular buffer stop structure (15) is connected with the nitrogen cylinder piston (4); the replaceable noise reduction columnar cushion block structure (16) is connected with the replaceable nitrogen cylinder protective soft sleeve structure (14); the nitrogen-replaceable cylinder protective soft sleeve structure (14) comprises a mounting seat (141), a nitrogen cylinder protective soft sleeve (142), an upper clamp (143) and a lower clamp (144), wherein a threaded connecting hole is formed in the middle lower side inside the mounting seat (141), and the threaded connecting hole is in threaded connection with the upper end of the piston rod (7); the nitrogen cylinder protective soft sleeve (142) is sleeved on the outer side of the piston rod (7), the upper end of the nitrogen cylinder protective soft sleeve (142) is further sleeved on the outer wall of the mounting seat (141) and is fixedly connected with the nitrogen cylinder body (1) through an upper clamp (143), and the lower end of the nitrogen cylinder protective soft sleeve (142) is sleeved on the upper side of the outer wall of the nitrogen cylinder body (1) and is fixedly connected with the nitrogen cylinder body through a lower clamp (144).
2. The nitrogen cylinder with a protective sleeve of claim 1, wherein the bufferable ring stopper structure (15) comprises a guide rod (151), a ring stopper (152), a shield (153) and a buffer spring (154); the outer side of the guide rod (151) is sleeved with an annular stop block (152), the lower surface of the annular stop block (152) is glued with a protective layer (153), the upper portion of the annular stop block (152) is connected with the lower end of a buffer spring (154) through a bolt, and the buffer spring (154) is sleeved on the outer side of the guide rod (151).
3. The nitrogen cylinder with the protective soft sleeve as recited in claim 1, wherein the replaceable noise reduction columnar cushion block structure (16) comprises a noise reduction columnar cushion block (161), a blind hole (162), a bolt hole (163), an annular gasket (164) and an inner hexagon bolt (165), the blind hole (162) is longitudinally formed in the upper middle side inside the noise reduction columnar cushion block (161), the bolt hole (163) is also longitudinally formed in the lower middle side inside the noise reduction columnar cushion block (161), the bolt hole (163) is communicated with the blind hole (162), and the annular gasket (164) is arranged on the inner wall of the lower side of the blind hole (162); blind hole (162) inside be provided with hexagon socket head cap screw (165), and hexagon socket head cap screw (165) outer wall cup joints annular gasket (164), and hexagon socket head cap screw (165) lower extreme runs through bolt hole (163) moreover.
4. The nitrogen cylinder with the protective soft sleeve as claimed in claim 2, wherein the upper end of the guide rod (151) is screwed in a threaded hole formed in the middle lower side of the interior of the nitrogen cylinder piston (4).
5. The nitrogen cylinder with the protective soft sleeve as claimed in claim 2, wherein the upper end of the buffer spring (154) is connected with the lower end of the nitrogen cylinder piston (4) through a bolt.
6. The nitrogen cylinder with the protective soft sleeve as claimed in claim 3, wherein the noise reduction column-shaped cushion block (161) is arranged on the upper part of the mounting base (141); the lower end of the inner hexagon bolt (165) is in threaded connection with the inside of a threaded hole formed in the upper side in the mounting seat (141).
7. The nitrogen cylinder with the protective soft sleeve as claimed in claim 1, wherein the protective soft sleeve (142) of the nitrogen cylinder is made of rubber or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122202087.9U CN215908169U (en) | 2021-09-13 | 2021-09-13 | Nitrogen cylinder with protective soft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122202087.9U CN215908169U (en) | 2021-09-13 | 2021-09-13 | Nitrogen cylinder with protective soft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215908169U true CN215908169U (en) | 2022-02-25 |
Family
ID=80294596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122202087.9U Active CN215908169U (en) | 2021-09-13 | 2021-09-13 | Nitrogen cylinder with protective soft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215908169U (en) |
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2021
- 2021-09-13 CN CN202122202087.9U patent/CN215908169U/en active Active
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