CN211545938U - Oil leakage prevention device for barrel of oil gun - Google Patents
Oil leakage prevention device for barrel of oil gun Download PDFInfo
- Publication number
- CN211545938U CN211545938U CN201922173008.9U CN201922173008U CN211545938U CN 211545938 U CN211545938 U CN 211545938U CN 201922173008 U CN201922173008 U CN 201922173008U CN 211545938 U CN211545938 U CN 211545938U
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- CN
- China
- Prior art keywords
- connecting sleeve
- gun head
- gun
- movable block
- auxiliary channel
- 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
Links
- 230000002265 prevention Effects 0.000 title description 2
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
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- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The utility model discloses a nozzle leak protection oil device, include: a gun body having a handle and a main valve; the gun head is of a tubular structure and is connected to the front end of the gun body; the connecting sleeve is of a tubular structure with two open ends, one end of the connecting sleeve is sleeved in the connecting end of the gun head and the gun body, a connecting rod crossing the radial center of the connecting sleeve is arranged on the inner side of the end, a convex column is arranged on the connecting rod, and the other end of the connecting sleeve is of a necking structure; the movable block is of a concave shell structure and is arranged in the connecting sleeve in a sliding manner, one end face of the movable block with the concave structure faces to one end of the connecting sleeve, which is sleeved with the convex column, and the other end of the movable block is used for being matched with a necking structure at the other end of the connecting sleeve; one end of the reset spring is fixed with the convex column, the other end of the reset spring is fixedly connected with the center of one end of the movable block with a concave structure, the reset spring is in an initial state that the movable block is pulled to block one end of the connecting sleeve with a necking structure, and gasoline output by the gun body compresses the reset spring to enable the gasoline to enter the gun head.
Description
Technical Field
The utility model belongs to the technical field of the functional accessory of nozzle and specifically relates to nozzle barrel leak protection oil device.
Background
The main reason why the gun head of the oil gun has the problem that when the oil gun finishes oil filling, a part of residual gasoline gun head in the gun body flows out along the line is the reason.
Disclosure of Invention
To the situation of the prior art, the utility model aims to provide a simple structure, repacking are convenient and implement reliable effectual nozzle barrel leak protection oil device.
In order to realize the technical purpose, the utility model adopts the technical scheme that:
nozzle leak protection oil device includes:
the gun body is provided with a handle and a main valve which is arranged in the gun body and is driven by the handle to open and close;
the gun head is of a tubular structure, is connected to the front end of the gun body and is used for outputting gasoline;
it still includes:
the connecting sleeve is of a tubular structure with two open ends, one end of the connecting sleeve is sleeved in the connecting end of the gun head and the gun body, a connecting rod crossing the radial center of the connecting sleeve is arranged on the inner side of the end, a convex column facing the other end of the connecting sleeve is arranged on the connecting rod corresponding to the radial center of the connecting sleeve, and the other end of the connecting sleeve is of a necking structure;
the movable block is of a concave shell structure and is arranged in the connecting sleeve in a sliding manner, one end face of the movable block with the concave structure faces to one end of the connecting sleeve, which is sleeved with the convex column, and the other end of the movable block is used for being matched with a necking structure at the other end of the connecting sleeve;
one end of the reset spring is fixed with the convex column, the other end of the reset spring is fixedly connected with the center of one end of the movable block with a concave structure, the reset spring is in an initial state that the movable block is pulled to block one end of the connecting sleeve with a necking structure, and gasoline output by the gun body compresses the reset spring to enable the gasoline to enter the gun head.
As a possible implementation form, further, an auxiliary channel extending to the tail end of the gun head is further arranged in the tubular structure of the gun head, the auxiliary channel is used for arranging a gun jump sensor, an avoiding gap is arranged in the auxiliary channel of the connecting sleeve corresponding to the tail end of the gun head, and a gap for the movable block to slide is further reserved between the end part of the auxiliary channel located at the tail end of the gun head and the necking structure of the connecting sleeve.
Preferably, the connecting rod is provided with a concave arc avoiding part corresponding to the secondary channel.
Preferably, the gun head structure further comprises a plug, the auxiliary channel penetrates through the head end and the tail end of the gun head, an opening is formed in the tail end of the gun head corresponding to the auxiliary channel, the plug is detachably fixed to the end portion, located at the tail end of the gun head, of the auxiliary channel, and is provided with a first connecting hole and a second connecting hole, the first connecting hole and the second connecting hole correspond to the auxiliary channel and the opening respectively, and the first connecting hole and the second connecting hole are communicated to form an L-shaped channel.
As a possible implementation form, further, a connecting column fixedly connected with the return spring is arranged in the concave structure of the movable block.
As a possible implementation form, furthermore, annular sealing rings are arranged on the part of the connecting sleeve, which is contacted with the end part of the gun head, and the part of the connecting sleeve, which is contacted with the gun body.
Adopt foretell technical scheme, compared with the prior art, the utility model, its beneficial effect who has is: this scheme adds a leak protection oil device through ingenious nature between rifle head and the rifle body, makes the nozzle when refueling, can compress reset spring through the petrol of pulling handle by the output of the rifle body, makes petrol get into the rifle head, and when loosening handle termination refuels, because reset spring's elasticity can drive the throat structure that the movable block blockked up the adapter sleeve for surplus petrol is separated the fender at the nozzle rifle internally, avoids its outflow to cause the drippage, has improved the security and the reliability of refueling of nozzle.
Drawings
The scheme of the invention is further explained by combining the attached drawings and the detailed embodiment:
fig. 1 is one of schematic diagrams of an oil leakage preventing device of the present invention, which shows a schematic diagram when an oil filling state is performed;
FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;
fig. 3 is one of schematic diagrams of the oil leakage preventing device of the present invention, which shows a schematic diagram of the oil leakage preventing device in an oilless state;
FIG. 4 is an enlarged view of a portion of the structure at B in FIG. 3;
fig. 5 is a schematic diagram of a brief explosion structure of the connection sleeve, the return spring, the plug and the movable block of the present invention.
Detailed Description
As shown in one of fig. 1 to 5, the device of the present invention comprises:
a gun body 5 having a handle 51 and a main valve 52 provided in the gun body 5 and opened and closed by the handle;
the gun head 6 is of a tubular structure, is connected to the front end of the gun body 5 and is used for outputting gasoline;
it still includes:
the connecting sleeve 1 is a tubular structure with two open ends, one end of the connecting sleeve is sleeved in the connecting end of the gun head 6 and the gun body 5, a connecting rod 12 crossing the radial center of the connecting sleeve is arranged on the inner side of the end, a convex column 14 facing the other end of the connecting rod 12 corresponding to the radial center of the connecting sleeve 1 is arranged on the connecting rod 12, the other end of the connecting rod is a reducing structure 13, and the reducing structure 13 can be a conical reducing;
the movable block 2 is of a concave shell structure and is arranged in the connecting sleeve 1 in a sliding manner, one end face of the movable block with the concave structure faces to one end of the connecting sleeve provided with the convex column 14, and the other end of the movable block is matched with the necking structure 13 at the other end of the connecting sleeve 1;
one end of the return spring 3 is fixed with the convex column 14, the other end of the return spring is fixedly connected with the center of one end of the movable block 2 with a concave structure, and a connecting column 21 fixedly connected with the return spring 3 is arranged in the concave structure of the movable block 2; the initial state of the reset spring 3 is that the traction movable block 2 blocks one end of the connecting sleeve 1 with a necking structure 13, and gasoline output by the gun body 5 compresses the reset spring 3 to enable the gasoline to enter the gun head 6.
As a possible implementation form, further, an auxiliary channel 62 extending to the tail end of the gun head 6 is further provided in the tubular structure of the gun head 6, wherein the main channel 61 is used for outputting gasoline, the auxiliary channel 62 is used for providing a gun-skipping sensor, and the auxiliary channel 62 of the connecting sleeve 1 corresponding to the tail end of the gun head 6 is provided with an avoidance gap 11; a gap 64 for the movable block 2 to slide is also left between the end part of the auxiliary channel 62 at the tail end of the gun head 6 and the necking structure 13 of the connecting sleeve 1, and preferably, the connecting rod 12 is provided with a concave arc-shaped avoiding part 121 corresponding to the auxiliary channel 62; preferably, the novel gun head structure further comprises a plug 4, the auxiliary channel 62 penetrates through the head end and the tail end of the gun head 6, an opening 63 is formed in the tail end of the gun head 6 corresponding to the auxiliary channel 62, the plug 4 is detachably fixed to the end portion, located at the tail end of the gun head 6, of the auxiliary channel 62, and is provided with a first connecting hole 41 and a second connecting hole 42, the first connecting hole 41 and the second connecting hole 42 are respectively corresponding to the auxiliary channel 62 and the opening 63, and the first connecting hole 41 and the second connecting hole 42 are communicated to form an L-shaped channel.
As a possible implementation form, furthermore, the connecting sleeve 1 is provided with annular sealing rings at the contact part with the end part of the gun head 6 and at the contact part with the gun body 5.
Adopt foretell technical scheme, the utility model discloses application method does:
(1) an operator pulls a handle 51 of the gun body 5 to open a main valve 52 in the gun body 5, gasoline is conveyed from the inside of the gun body 5 to the direction of the gun head 6, the gasoline pushes a return spring 3 to move a movable block 2 along the direction of a connecting rod 12, a necking structure 13 is opened, and the gasoline flows into the gun head 6 from a gap between the necking structure 13 and the movable block 2 and is output;
(2) when the handle 51 is loosened to stop oiling, the elasticity of the return spring 3 drives the movable block 2 to block the necking structure 13 of the connecting sleeve 1, so that the residual gasoline is blocked in the gun body 5 of the oil gun, the phenomenon of dripping and leakage caused by outflow of the residual gasoline is avoided, and the oiling safety and reliability of the oil gun are improved.
The above embodiments are the embodiments of the present invention, and for those skilled in the art, according to the teaching of the present invention, the equivalent changes, modifications, replacements and variations made by the claims of the present invention should all belong to the scope of the present invention without departing from the principle and spirit of the present invention.
Claims (6)
1. Nozzle leak protection oil device includes:
the gun body is provided with a handle and a main valve which is arranged in the gun body and is driven by the handle to open and close;
the gun head is of a tubular structure, is connected to the front end of the gun body and is used for outputting gasoline;
the method is characterized in that: it still includes:
the connecting sleeve is of a tubular structure with two open ends, one end of the connecting sleeve is sleeved in the connecting end of the gun head and the gun body, a connecting rod crossing the radial center of the connecting sleeve is arranged on the inner side of the end, a convex column facing the other end of the connecting sleeve is arranged on the connecting rod corresponding to the radial center of the connecting sleeve, and the other end of the connecting sleeve is of a necking structure;
the movable block is of a concave shell structure and is arranged in the connecting sleeve in a sliding manner, one end face of the movable block with the concave structure faces to one end of the connecting sleeve, which is sleeved with the convex column, and the other end of the movable block is used for being matched with a necking structure at the other end of the connecting sleeve;
one end of the reset spring is fixed with the convex column, the other end of the reset spring is fixedly connected with the center of one end of the movable block with a concave structure, the reset spring is in an initial state that the movable block is pulled to block one end of the connecting sleeve with a necking structure, and gasoline output by the gun body compresses the reset spring to enable the gasoline to enter the gun head.
2. The barrel leak-proof device for a fuel nozzle as claimed in claim 1, wherein: the gun head is characterized in that an auxiliary channel extending to the tail end of the gun head is further arranged in the tubular structure of the gun head, the auxiliary channel is used for arranging a gun jump sensor, an avoiding gap is formed in the connecting sleeve corresponding to the auxiliary channel at the tail end of the gun head, and a gap for the movable block to slide is further reserved between the end part of the auxiliary channel at the tail end of the gun head and the necking structure of the connecting sleeve.
3. The barrel leak-proof device for a fuel nozzle as claimed in claim 2, wherein: the connecting rod is provided with a concave arc avoiding part corresponding to the auxiliary channel.
4. The barrel leak-proof device for a fuel nozzle as claimed in claim 3, wherein: the gun head structure comprises a gun head, and is characterized by further comprising a plug, wherein the auxiliary channel penetrates through the head and the tail of the gun head, an opening is formed in the tail end of the gun head corresponding to the auxiliary channel, the plug can be detachably fixed to the end portion, located at the tail end of the gun head, of the auxiliary channel and provided with a first connecting hole and a second connecting hole, the first connecting hole and the second connecting hole correspond to the auxiliary channel and the opening respectively, and the first connecting hole and the second connecting hole are communicated to form an L.
5. The barrel leak-proof device for a fuel nozzle as claimed in claim 1, wherein: and a connecting column fixedly connected with a return spring is arranged in the concave structure of the movable block.
6. The barrel leak-proof device for a fuel nozzle as claimed in claim 1, wherein: and the parts of the connecting sleeve, which are contacted with the end part of the gun head, and the parts of the connecting sleeve, which are contacted with the gun body, are provided with annular sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173008.9U CN211545938U (en) | 2019-12-06 | 2019-12-06 | Oil leakage prevention device for barrel of oil gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173008.9U CN211545938U (en) | 2019-12-06 | 2019-12-06 | Oil leakage prevention device for barrel of oil gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211545938U true CN211545938U (en) | 2020-09-22 |
Family
ID=72503966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922173008.9U Expired - Fee Related CN211545938U (en) | 2019-12-06 | 2019-12-06 | Oil leakage prevention device for barrel of oil gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211545938U (en) |
-
2019
- 2019-12-06 CN CN201922173008.9U patent/CN211545938U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20200922 |