CN213299582U - Grease gun with telescopic pull rod - Google Patents
Grease gun with telescopic pull rod Download PDFInfo
- Publication number
- CN213299582U CN213299582U CN202021935932.2U CN202021935932U CN213299582U CN 213299582 U CN213299582 U CN 213299582U CN 202021935932 U CN202021935932 U CN 202021935932U CN 213299582 U CN213299582 U CN 213299582U
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- China
- Prior art keywords
- pull rod
- fixed
- upper cover
- grease gun
- barrel body
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- Expired - Fee Related
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Abstract
The utility model discloses a grease gun with a telescopic pull rod, which can improve the universality, facilitate the pulling operation and have good guidance quality, the oil-filling device comprises a barrel body, an upper cover, a pull rod and a plunger pump, wherein a leather cup, a spring and an oil storage cavity are arranged in the barrel body, the upper cover is fixed at one end of the barrel body, the plunger pump is fixed at the other end of the barrel body, one end of the pull rod penetrates through the upper cover and is fixed with one side end of the leather cup, the spring is sleeved at one end of the pull rod, the other end of the leather cup is fixed with one end of the oil storage cavity, the pull rod is a telescopic pull rod, an oil filling opening matched with the shape of a soft package oil outlet is arranged at the other end of the oil storage cavity, a through hole is formed in the, and the locking mechanism is arranged at one side end of the upper cover and used for realizing the locking of the pull rod.
Description
Technical Field
The utility model relates to a grease gun technical field specifically is a grease gun of flexible pull rod in area.
Background
The grease gun is a manual tool for filling lubricating grease into mechanical equipment, and the currently common grease gun comprises a pneumatic grease gun, a manual grease gun and an electric grease gun, wherein the manual grease gun mainly comprises a pull rod type grease gun and mainly comprises a pull rod, a gun head and a barrel body, the barrel body is internally composed of a leather cup, a spring, a steel ball, an exhaust screw and the like, and the pull rod mainly comprises a hard pull rod and a chain pull rod. However, the existing grease gun has the problem of poor universality, the hard pull rod grease gun is mainly used for oil absorption of barreled grease, the chain pull rod is mainly used for oil absorption of soft packages, the hard pull rod grease gun and the chain pull rod cannot be used universally, the pull rod of the chain pull rod is a chain, the chain is easy to bend, the guidance performance is poor, and the pulling operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
Poor, the poor problem of chain pull rod guidance quality of grease gun commonality to existence among the prior art, the utility model provides a grease gun of flexible pull rod in area, it can improve the commonality, not only can be used to the barreled butter oil absorption, can be used to soft-packing butter oil absorption moreover, and the guidance quality is good, is convenient for spur the operation.
A grease gun with a telescopic pull rod comprises a barrel body, an upper cover, a pull rod and a plunger pump, wherein a leather cup, a spring and an oil storage cavity are arranged in the barrel body, the upper cover is fixed at one end of the barrel body, the plunger pump is fixed at the other end of the barrel body, one end of the pull rod penetrates through the upper cover and is fixed at one side end of the leather cup, the spring is sleeved at one end of the pull rod, and the other end of the leather cup is fixed at one end of the oil storage cavity; and one side of the upper cover is provided with a locking mechanism, and the locking mechanism is used for realizing the locking of the pull rod.
It is further characterized in that the method further comprises the steps of,
a handle is fixed at the other end of the pull rod;
the telescopic pull rod is of a sectional structure and comprises at least two sections, and the two adjacent sections of pull rods are movably connected;
the telescopic pull rod comprises three sections which are respectively: the handle is arranged on the upper cover, the middle pull rod is movably sleeved outside the upper pull rod, the lower pull rod is movably sleeved outside the middle pull rod, and the upper pull rod is in clearance fit with the middle pull rod and the middle pull rod;
the upper cover is fixed with the barrel through threads, and the plunger pump is fixed with the barrel through threads;
the oil storage cavity is in a compressible spring shape or a cylindrical shape with a smooth surface;
the oil filling port is columnar.
Adopt the utility model discloses above-mentioned structure can reach following beneficial effect: the oil storage cavity is provided with an oil filling port protruding out of the outer surface of the oil storage cavity, the shape of the oil filling port is matched with the shape of an oil outlet of the soft package butter, so that the oil storage cavity can be used for oil absorption of the soft package butter, the oil filling port can also correspond to the oil outlet of the barreled butter, oil absorption of the barreled butter is realized, and the general performance is greatly improved.
The pull rod sets up to flexible pull rod, compares in current chain pull rod, and the guidance quality of flexible pull rod is better, and when the pulling, frictional force is little, is convenient for pull, consequently adopts flexible pull rod labour saving and time saving, can improve the absorption or the oiling efficiency of grease gun greatly.
Drawings
FIG. 1 is a schematic sectional view of the present invention before or after oil absorption;
FIG. 2 is a schematic cross-sectional view of the oil storage chamber of the present invention in a spring shape with the pull rod in a stretched state;
FIG. 3 is a schematic view of a cross-sectional structure of the oil storage chamber of the present invention, which is a smooth-surfaced cylinder and the pull rod is in a compressed state;
FIG. 4 is a schematic front view of the structure of FIG. 1 (the external front view structure of FIGS. 2 and 3 is the same as that of FIG. 4)
Fig. 5 is a schematic front view of the structure of fig. 2 (no barrel, plunger pump).
Detailed Description
Referring to fig. 1-4, a grease gun with a telescopic pull rod comprises a cylinder body 1, an upper cover 2, a telescopic pull rod 3 and a plunger pump 4, wherein a leather cup 5, a spring 6 and an oil storage cavity 7 are arranged in the cylinder body 1, the upper cover 2 is fixed with one end of the cylinder body 1 through threads, the plunger pump 4 is fixed with the other end of the cylinder body 1 through threads, one end of the pull rod 3 penetrates through the upper cover 2 and is fixed with one side end of the leather cup 5, the spring 6 is sleeved at one end of the pull rod 3, and a handle 11 is fixed at the other end of the pull rod;
the other end of the leather cup 5 is fixed with one end of the oil storage cavity 7, the other end of the oil storage cavity 7 is provided with a columnar oil injection port 8 matched with the shape of a grease outlet of the flexible package, the middle part of the plunger pump 4 is provided with a through hole 9, the oil injection port 8 is fixed with the through hole 9, and the oil injection port 8 extends outwards from the other side end of the oil storage cavity 7 and protrudes out of the outer surface of the other side of the oil storage cavity 7; one side of the upper cover 2 is provided with a locking mechanism 10, the locking mechanism 10 is used for realizing the locking of the pull rod 3, and the locking mechanism 10 can adopt the existing common locking mechanism;
the telescopic pull rod 3 in the application is of a sectional structure and comprises three sections, wherein the three sections are respectively as follows: the upper pull rod 31, the middle pull rod 32 and the lower pull rod 33 are columnar, the upper pull rod 31, the middle pull rod 32 and the lower pull rod 33 are sequentially arranged between the handle 11 and the upper cover 2, the diameters of the upper pull rod 31, the middle pull rod 32 and the lower pull rod 33 are sequentially increased, the middle pull rod 32 is movably sleeved outside the upper pull rod 31, the lower pull rod 33 is movably sleeved outside the middle pull rod 32, the upper pull rod 31 and the middle pull rod 32 and the lower pull rod 33 are in clearance fit respectively, and the diameter of the lower pull rod 33 is matched with the locking mechanism, so that the locking mechanism can stably lock the lower pull rod 33;
the oil storage cavity is compressible spring-shaped (see figures 2 and 5) or smooth-surface columnar (see figure 3), the spring-shaped oil storage cavity can be used for sucking butter in a spring-shaped soft package, the smooth-surface columnar oil storage cavity can be used for sucking butter in a columnar soft package, and the spring-shaped soft package and the columnar soft package are both existing plastic packages;
an oil filling port 8 matched with the soft package butter oil outlet in shape is arranged at one end of the oil storage cavity, so that the oil filling port and the soft package butter oil outlet are convenient to perform oil absorption operation correspondingly, and the shape of the oil filling port 8 is matched with the shape of the soft package butter oil outlet, so that the oil outlet and the soft package butter oil outlet can be ensured to be combined in a sealing manner, butter or lubricating oil in the soft package can be conveniently and quickly sucked out, and the oil absorption efficiency is improved;
when oil is absorbed, the oil injection port 8 corresponds to an oil outlet of soft package butter or barreled butter through a through hole on the plunger pump, the handle 11 is held by hand to pull the pull rod 3, an upper pull rod 31, a middle pull rod 32 and a lower pull rod 33 in the pull rod 3 are sequentially stretched, the middle pull rod 33 drives a leather cup, the leather cup drives the oil storage cavity 7 to be stretched, meanwhile, the butter in the soft package or the barrel is sucked into the oil storage cavity 7 under the action of the plunger pump, then the locking mechanism 10 is manually pressed to lock the lower pull rod 33, and the locking mechanism 10 is a locking plate; when using this grease gun to give mechanical equipment oiling, manual push pull rod 3, go up pull rod 31, well pull rod 32, lower link 33 retracts in proper order, it drives the compression of oil storage chamber 7 to promote leather cup 5, make the butter in the oil storage chamber 7 along the oiling mouth under the extrusion force effect, through-hole filling on the plunger pump is to mechanical equipment on, thereby realize the oiling operation, pull rod 3 is telescopic structure, it is flexible convenient, the push-and-pull operation that makes the pull rod is simple swift, and cover on and be provided with the direction through-hole that corresponds with pull rod 3, the direction through-hole plays the guide effect to pull rod 3, compare in current chain pull rod, the guidance quality is better, the pulling operation is more convenient.
What has been described above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiments. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and scope of the present invention are to be considered as included within the scope of the present invention.
Claims (6)
1. A grease gun with a telescopic pull rod comprises a barrel body, an upper cover, a pull rod and a plunger pump, wherein a leather cup, a spring and an oil storage cavity are arranged in the barrel body, the upper cover is fixed at one end of the barrel body, the plunger pump is fixed at the other end of the barrel body, one end of the pull rod penetrates through the upper cover and is fixed at one side end of the leather cup, the spring is sleeved at one end of the pull rod, and the other end of the leather cup is fixed at one end of the oil storage cavity; and one side of the upper cover is provided with a locking mechanism, and the locking mechanism is used for realizing the locking of the pull rod.
2. The grease gun with the telescopic pull rod as claimed in claim 1, wherein a handle is fixed at the other end of the pull rod.
3. The grease gun with the telescopic pull rod as claimed in claim 2, wherein the telescopic pull rod is of a sectional structure and comprises at least two sections, and the two adjacent sections are movably connected with each other.
4. The grease gun with the telescopic pull rod as claimed in claim 3, wherein the telescopic pull rod comprises three sections, which are respectively: the upper pull rod, the middle pull rod and the lower pull rod are sequentially arranged between the handle and the upper cover, the diameters of the upper pull rod, the middle pull rod and the lower pull rod are sequentially increased, the middle pull rod is movably sleeved outside the upper pull rod, the lower pull rod is movably sleeved outside the middle pull rod, and the upper pull rod and the middle pull rod, the middle pull rod and the lower pull rod are in clearance fit respectively.
5. The grease gun with the telescopic pull rod as claimed in claim 4, wherein the upper cover is fixed with the barrel body through threads, and the plunger pump is fixed with the barrel body through threads.
6. A grease gun with a telescopic pull rod according to any one of claims 1 or 4, characterized in that the oil storage chamber is compressible and has a spring shape or a column shape with a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021935932.2U CN213299582U (en) | 2020-09-07 | 2020-09-07 | Grease gun with telescopic pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021935932.2U CN213299582U (en) | 2020-09-07 | 2020-09-07 | Grease gun with telescopic pull rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213299582U true CN213299582U (en) | 2021-05-28 |
Family
ID=76030784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021935932.2U Expired - Fee Related CN213299582U (en) | 2020-09-07 | 2020-09-07 | Grease gun with telescopic pull rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213299582U (en) |
-
2020
- 2020-09-07 CN CN202021935932.2U patent/CN213299582U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211126 Address after: 271200 396 development avenue, Xintai Economic Development Zone, Tai'an, Shandong Patentee after: Shandong Jiepu Automation Technology Co.,Ltd. Address before: No. 54, Jingdong Road, Jingzhou District, Jingzhou City, Hubei Province Patentee before: Wang Shouwu |
|
| 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: 20210528 |