CN211040411U - Grease gun with labor-saving operation - Google Patents
Grease gun with labor-saving operation Download PDFInfo
- Publication number
- CN211040411U CN211040411U CN201922165739.9U CN201922165739U CN211040411U CN 211040411 U CN211040411 U CN 211040411U CN 201922165739 U CN201922165739 U CN 201922165739U CN 211040411 U CN211040411 U CN 211040411U
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- CN
- China
- Prior art keywords
- grease gun
- oil
- oil storage
- labor
- handle
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- 239000004519 grease Substances 0.000 title claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 35
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 15
- 241001330002 Bambuseae Species 0.000 claims abstract description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 15
- 239000011425 bamboo Substances 0.000 claims abstract description 15
- 210000003625 skull Anatomy 0.000 claims abstract description 11
- 238000009825 accumulation Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Abstract
The utility model discloses a grease gun of laborsaving operation, including an oil storage section of thick bamboo, locate the skull on the oil storage section of thick bamboo, locate the oil outlet mouth on the skull, the handle reaches the drive assembly who is connected with the skull cooperation, drive assembly can locate the latch on the plunger in horizontal reciprocating motion's plunger in the cavity including the cavity that is used for communicateing oil outlet mouth and an oil storage section of thick bamboo, the impeller that links to each other with the handle, the spout that supplies the center pin of impeller to stretch into, and supplementary tooth, be equipped with first tooth portion and second tooth portion on the impeller, this first tooth portion meshes with supplementary tooth, and second tooth portion meshes with the latch, when applying external force twist grip, the center pin removes in the spout, and second tooth portion drive plunger translation. The utility model discloses structural design is simple, and the extrusion oil-out operation is more laborsaving, low in manufacturing cost, and installation simple process, long service life.
Description
Technical Field
The utility model belongs to the grease gun field especially relates to a grease gun of laborsaving operation.
Background
At present, there are three kinds of grease guns in the market, including a connecting piece pressure bar type grease gun, a gear transmission type grease gun and a handle sliding groove type grease gun. The most common is a connecting piece press rod type grease gun, which comprises a connecting piece 106, a handle 104, rivets 105 and 107 and a plunger 110, wherein the handle is restrained by the connecting piece 106 when the plunger is spun by the handle (because 107), so that the handle generates a downward force which directly acts on the plunger and is converted into a unilateral friction force between the plunger and a plunger hole, and therefore, the problems of oil pumping is hard, the plunger hole is easy to wear and leak oil, and the like are caused.
Chinese patent CN 204005154 discloses a grease gun, namely a gear-driven grease gun, which solves the above-mentioned problems of connecting sheet pressing bar type, but has complex manufacturing process, high cost and laborious operation, and the kidney-shaped hole with radian on the oil pushing pipe can not be completely shielded by the sector gear, which is easy to cause the clamping of foreign matters.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a grease gun with simple structure, labor saving operation and relatively low manufacturing cost.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a grease gun of laborsaving operation, includes an oil storage section of thick bamboo, locates the skull on the oil storage section of thick bamboo, locates the oil nozzle on the skull, the handle, and the transmission assembly who is connected with the skull cooperation, transmission assembly is including the cavity that is used for communicateing oil nozzle and oil storage section of thick bamboo, can locate the latch on the plunger in horizontal reciprocating motion's in the cavity, the impeller that links to each other with the handle, the spout that supplies the center pin of impeller to stretch into, and supplementary tooth, be equipped with first tooth portion and second tooth portion on the impeller, this first tooth portion meshes with supplementary tooth, and second tooth portion meshes with the latch, and when applying external force rotation handle, the center pin removes in the spout, and second tooth portion drive plunger translation.
The handle of the utility model rotates by taking the meshing part of the auxiliary tooth and the first tooth part as a fulcrum, and the pushing part serves as a resistance arm, and the resistance arm is shortened due to the reduction of the radius of the pushing part, so that the handle is more labor-saving to rotate under the condition of unchanged length of the handle; and the auxiliary teeth are meshed with the first tooth parts to drive the pushing parts, so that the handle is extruded under the matching action of the auxiliary teeth, and the labor is saved.
Furthermore, the sliding groove is a waist-shaped hole which is transversely arranged on the head cover and is arranged above the plunger piston in parallel. The transverse arrangement of the sliding groove ensures effective meshing between the pushing part and the auxiliary teeth and the clamping teeth, and simultaneously ensures that the plunger is horizontally pulled out for a sufficient distance.
Furthermore, the pushing part comprises a cylindrical central shaft, an annular body sleeved on the periphery of the central shaft, and a connecting section formed by protruding part of the periphery of the annular body, the first tooth part and the second tooth part are arranged on the periphery of the annular body, and the end part of the connecting section is connected with the handle. The first tooth part and the second tooth part are distributed on two sides of the connecting section, and the structural design is reasonable.
Further, the central shaft is rotatably connected with the handle.
Further, the auxiliary teeth comprise a rack meshed with the first tooth part, a mounting hole capable of being connected with the head cover, and a clamping part capable of extending into a clamping groove in the head cover. The rack, the sliding groove and the clamping teeth are located at the upper and lower almost parallel positions, the whole matching is more stable, the rack drives the first tooth part to rotate to drive the second tooth part to rotate, the purpose of driving the clamping teeth to move horizontally is achieved, and all the parts are linked stably and effectively.
Further, an oil accumulation groove is arranged in the cavity along the radial direction and is communicated with an oil discharge port at the top of the oil storage cylinder.
Further, the oil accumulation groove is an annular structure extending outwards from the side wall of the cavity in the radial direction. The oil accumulation groove can block the flow of the liquid in the cavity and accumulate the liquid in the cavity, so that the liquid is prevented from continuously flowing towards the direction of the handle.
Furthermore, a first exhaust valve and a second exhaust valve are arranged on the head cover in an axially opposite mode. The first exhaust valve and the second exhaust valve can be pressed by two fingers of a single hand at the same time, and the exhaust efficiency is higher compared with that of a traditional exhaust mode.
Furthermore, the head cover is in threaded connection with the oil storage cylinder through a first connecting section, the first connecting section extends downwards along the height direction of the oil storage cylinder to form a second connecting section, and the inner wall of the second connecting section is smooth. The small connecting area between the first connecting section and the oil storage cylinder is avoided, the damage to the oil storage cylinder caused by the overlarge handle extrusion force is avoided, the service life of the oil storage cylinder is prolonged by utilizing the acting force borne by the two dispersed first connecting sections of the connecting section, and the connecting structure is more stable.
Further, the oil storage cylinder is made of plastic materials. The manufacturing cost of the grease gun is reduced.
The utility model has the advantages that: the oil-out extrusion device has the advantages of simple structural design, more labor-saving extrusion oil-out operation, low manufacturing cost, simple installation process and long service life.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a first cross-sectional view of the present invention.
Fig. 4 is a second cross-sectional view of the present invention.
Fig. 5 is an exploded view of the present invention.
Fig. 6 is a schematic view of the structure of the pushing member, the auxiliary teeth and the plunger according to the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
As shown in figures 1-6, a grease gun with labor saving operation comprises an oil storage cylinder 1, a head cover 2 detachably connected to the top of the oil storage cylinder 1, an oil outlet nozzle 21 arranged on the head cover 2, a handle 3, and a transmission assembly cooperatively connected with the head cover 2. The head cover 2 is provided with a first exhaust valve 23 and a second exhaust valve 24, the first exhaust valve 23 and the second exhaust valve 24 are arranged on the same axis in a facing manner, and the axis is vertical to the height direction of the oil storage cylinder 1.
The transmission assembly includes a cavity 41 below the head cover 2, a plunger 42 horizontally reciprocating in the cavity 41, a latch 421 formed by cutting on the plunger 42, a pushing member 43 connected to the handle 3, a slide groove 44 for inserting a central shaft 433 of the pushing member 43, and an auxiliary gear 45 detachably connected to the head cover 22.
The cavity 41 is arranged along the radial direction of the oil storage cylinder 1, and is a hollow cylindrical cavity which is perpendicular to the axis of the oil storage cylinder 1, an oil discharge port 11 is arranged at the top of the oil storage cylinder 1, and the cavity 41 is communicated with the oil outlet nozzle 21 and the oil storage cylinder 1 through the oil discharge port 11. The oil outlet nozzle 21 is provided with a check ball 211 and a check spring 212 for abutting the check ball.
In order to avoid the leakage of the liquid oil in the cavity 41, an oil accumulation groove 411 is formed on the outer peripheral side wall of the cavity 41 along the radial direction, the cross section of the oil accumulation groove 411 is in a ring structure, that is, the oil accumulation groove 411 is in a ring structure extending from the side wall of the cavity 41 along the radial direction, the oil accumulation groove 411 is communicated with the oil discharge port 11 at the top of the oil storage cylinder 1, and can be arranged at a position where the oil discharge port 11 is opposite to the side slightly deviated from the handle 3.
The handle 3 comprises a front sheet body and a rear sheet body which respectively coat the two sides of the outer wall of the head cover 2, and a connecting sheet which connects the front sheet body and the rear sheet body, and the cross section of the handle 3 is U-shaped. The connection piece is provided with a connection hole 31.
Skull 22 and oil storage section of thick bamboo 1 are through cladding 25 threaded connection at the linkage segment of 1 top outer wall of oil storage section of thick bamboo, in order to practice thrift the cost, oil storage section of thick bamboo 1 can be made by the plastics material, in order to prevent that 3 extrusion of handle from causing the damage of linkage segment 25, guarantee the firm connection between oil storage section of thick bamboo 1 and the skull 22, can form linkage segment two 26 along 1 direction of height downwardly extending of oil storage section of thick bamboo at the lower extreme of linkage segment one 25, linkage segment two 26 is the hollow cylindrical structure, its inner wall smooth cladding is at 1 outer wall of oil storage section of thick bamboo, the extrusion force that bears on the linkage segment one 25 has been dispersed, avoid oil storage section of thick bamboo 1 to be damaged by the extrusion.
The pushing member 43 includes a cylindrical central shaft 433, an annular body 434 fitted around the outer periphery of the central shaft 433, and a connecting section 435 formed by a part of the outer periphery of the annular body 434, and an end of the connecting section 435 is fixedly mounted and connected to the connecting hole 31 on the handle 3. The first and second tooth parts 431 and 432 are formed on the outer circumference of the ring-shaped body 434 at both sides of the connection section 435, respectively.
The sliding slot 44 is a waist-shaped hole structure, which is transversely arranged on the head cover 2, and is arranged above the plunger 42 in parallel and below the auxiliary tooth 45. The central shaft 433 is rotatably connected to the handle 3 after passing through the sliding groove 44.
The auxiliary gear 45 includes a rack 451 having a lower surface engageable with the first tooth portion 431, a mounting hole 452 connectable to the head cap 2, and a catching portion 453 formed at an end opposite to the mounting hole 452, the head cap 2 being formed with a catching groove 33, the catching portion 453 protruding into the catching groove 22.
Therefore, the rack 451 of the auxiliary gear 45 is meshed with the first tooth part 431, the latch 421 is meshed with the second tooth part 432, and with reference to fig. 3 as a standard, when an external force is applied to rotate the handle 3 counterclockwise, the handle 3 drives the pushing part 43 to rotate counterclockwise, and under the matching action that the rack 451 of the auxiliary gear 45 is meshed with the first tooth part 431 to drive the handle to rotate counterclockwise, the second tooth part 432 is meshed with the latch 421 to drive the plunger 42 to move horizontally outwards, and meanwhile, the central shaft 433 moves outwards while rolling in the chute 44, so that the oil squeezing operation is labor-saving.
The above detailed description is provided for illustrative purposes, and is not intended to limit the present invention, and any modifications and variations of the present invention are within the spirit and scope of the following claims.
Claims (10)
1. The utility model provides an easy operation's grease gun, includes an oil storage section of thick bamboo (1), locates skull (2) on the oil storage section of thick bamboo (1), locates oil outlet (21) on skull (2), handle (3), and the transmission assembly who is connected with skull (2) cooperation, its characterized in that: the transmission assembly comprises a cavity (41) used for communicating the oil outlet nozzle (21) with the oil storage cylinder (1), a plunger (42) capable of horizontally reciprocating in the cavity (41), a latch (421) arranged on the plunger (42), a pushing piece (43) connected with the handle (3), a sliding groove (44) allowing a central shaft (433) of the pushing piece (43) to extend into, and an auxiliary tooth (45), wherein a first tooth part (431) and a second tooth part (432) are arranged on the pushing piece (43), the first tooth part (431) is meshed with the auxiliary tooth (45), the second tooth part (432) is meshed with the latch (421), when the handle (3) is rotated by applying external force, the central shaft (433) moves in the sliding groove (44), and the second tooth part (432) drives the plunger (42) to translate.
2. Labor-efficient grease gun according to claim 1, characterized in that: the sliding groove (44) is a waist-shaped hole, is transversely arranged on the head cover (2), and is arranged above the plunger (42) in parallel.
3. Labor-saving grease gun according to claim 1 or 2, characterized in that: the pushing member (43) comprises a cylindrical central shaft (433), an annular body (434) sleeved on the outer periphery of the central shaft (433), and a connecting section (435) formed by protruding the outer periphery of the annular body (434), the first tooth part (431) and the second tooth part (432) are arranged on the outer periphery of the annular body (434), and the end part of the connecting section (435) is connected with the handle (3).
4. The labor-saving grease gun as recited in claim 3, wherein: the central shaft (433) is rotatably connected with the handle (3).
5. Labor-efficient grease gun according to claim 1, characterized in that: the auxiliary teeth (45) comprise racks (451) meshed with the first tooth parts (431), mounting holes (452) capable of being connected with the head cover (2), and clamping parts (453) capable of extending into clamping grooves (22) on the head cover (2).
6. Labor-efficient grease gun according to claim 1, characterized in that: an oil accumulation groove (411) is arranged in the cavity (41) along the radial direction, and the oil accumulation groove (411) is communicated with an oil discharge port (11) at the top of the oil storage cylinder (1).
7. The labor-saving grease gun as recited in claim 6, wherein: the oil accumulation groove (411) is an annular structure extending outwards from the side wall of the cavity (41) along the radial direction.
8. Labor-efficient grease gun according to claim 1, characterized in that: the head cover (2) is provided with a first exhaust valve (23) and a second exhaust valve (24) along the axial direction.
9. Labor-efficient grease gun according to claim 1, characterized in that: the head cover (2) is in threaded connection with the oil storage cylinder (1) through a first connecting section (25), the first connecting section (25) extends downwards along the height direction of the oil storage cylinder (1) to form a second connecting section (26), and the inner wall of the second connecting section (26) is smooth.
10. The power saving grease gun as recited in claim 9, wherein: the oil storage cylinder (1) is made of plastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165739.9U CN211040411U (en) | 2019-12-06 | 2019-12-06 | Grease gun with labor-saving operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165739.9U CN211040411U (en) | 2019-12-06 | 2019-12-06 | Grease gun with labor-saving operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211040411U true CN211040411U (en) | 2020-07-17 |
Family
ID=71561488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922165739.9U Active CN211040411U (en) | 2019-12-06 | 2019-12-06 | Grease gun with labor-saving operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211040411U (en) |
-
2019
- 2019-12-06 CN CN201922165739.9U patent/CN211040411U/en active Active
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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: 20240112 Address after: 321302 Factory Building 1, No. 5 Huangshan, Shangren Village, Huajie Town, Yongkang City, Jinhua City, Zhejiang Province (self declared) Patentee after: Yongkang Haowei Industry and Trade Co.,Ltd. Address before: 321302 North Jingui Road 731, 733, Huachuan Village, Yongkang City, Jinhua City, Zhejiang Province Patentee before: YONGKANG MENGNIU TOOLS Co.,Ltd. |