CN216743765U - Oil storage barrel for grease gun and rotary grease gun thereof - Google Patents

Abstract

The utility model provides an oil storage barrel for a grease gun and a rotary grease gun thereof, belonging to the technical field of grease guns. According to the utility model, the connecting chain is connected and arranged on the piston in the oil storage barrel, and the magnet is arranged at the end part of the handle, so that the connecting chain can be reset in time when the piston is reset, the situation that the piston is clamped with the fixing cover can not occur, and the use by a user is facilitated.

Description

Oil storage barrel for grease gun and rotary grease gun thereof

Technical Field

The utility model relates to the technical field of grease guns, in particular to an oil storage barrel for a grease gun and a rotary grease gun thereof.

Background

A grease gun is a manual tool for filling lubricating grease into mechanical equipment, an iron gun rod (iron gun head) or a hose (flat gun head) oil filling nozzle can be selected, the iron gun rod (iron gun head) can be used in a place where the oil filling position is convenient and the space is spacious, and the hose (flat gun head) is required to be used for filling oil in a place where the oil filling position is hidden and a corner is formed. The grease gun has the advantages of simple operation, convenient carrying and wide application range, and the grease gun has different types such as a pneumatic grease gun, a manual grease gun, a pedal grease gun, an electric grease gun and the like.

The electric grease gun consists of casing, frame, plunger pump mechanism, crank-slide block mechanism, gear reducer, oil supply system, operation system and power system. However, in the currently used grease gun, the grease gun comprises a cylinder head and a gun barrel, a piston in sliding fit with the gun barrel is arranged in the gun barrel, and a positioning pull rod penetrating out of the piston at the tail of the gun barrel along the axis of the gun barrel is arranged.

The prior art searches and discovers that the Chinese utility model patent publication number is CN201706175U, and discloses a manual grease gun refueling device which comprises a cylinder body and a piston which is in sliding fit with the cylinder body along the axial direction of the cylinder body, wherein the piston is provided with a sealing structure which is in air-tight fit with the inner wall of the cylinder body, one end of the cylinder body is provided with an opening, and the end part of one end of the opening is provided with a connecting structure which is connected with a gun barrel of the manual grease gun; the piston pull rod is arranged and extends out of the cylinder body from the piston through the other end of one end, opposite to the opening, of the cylinder body, and the piston pull rod is fixedly connected with the piston. The patented technology suffers from the problems associated with the above.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an oil storage barrel for a grease gun and a rotary grease gun thereof.

The oil storage barrel for the grease gun comprises an oil storage shell, a piston and a fixing cover, wherein the fixing cover is arranged at the end part of the oil storage shell, the piston is arranged in the oil storage shell in a sliding mode, a connecting chain is connected to the piston, the other end of the connecting chain penetrates through the fixing cover, a handle is arranged at one end, penetrating through the fixing cover, of the connecting chain, a magnet is arranged at the joint of the handle and the connecting chain, the magnet is arranged on the fixing cover in an absorbing mode, and a limiting groove used for clamping the chain is formed in the fixing cover.

In some embodiments, a spring is arranged in the oil storage shell, the spring is arranged between the piston and the fixed cover, the spring is sleeved on the connecting chain, an oil injection gun barrel is fixedly arranged at the other end of the oil storage shell, and an oil injection nozzle is arranged at the end of the oil injection gun barrel.

In some embodiments, the limiting groove comprises a through groove, a longitudinal groove and a placing groove, the through groove and the longitudinal groove are respectively arranged through the fixing cover, the longitudinal groove is communicated with the through groove, the placing groove is arranged on the fixing cover, and the placing groove is transversely arranged above the longitudinal groove;

the connecting chain comprises a plurality of connecting rings, the connecting rings are perpendicular to each other and are alternately arranged, the transverse length of the longitudinal groove is larger than that of the connecting rings which are longitudinally arranged, the transverse length of the longitudinal groove is smaller than that of the connecting rings which are transversely arranged, the transverse length of the placing groove is larger than that of the connecting rings which are transversely arranged, and the diameter of the through groove is larger than that of the connecting rings. After the user pulls the piston through the handle, connect the connecting link that sets up on the piston and be pulled out oil storage shell, the user can upwards pull the chain part of pulling out to vertical groove from leading to the groove, when the go-between that vertically sets up pulls to vertical inslot, the go-between correspondence that transversely sets up is placed on the standing groove, the handle passes through the magnet and adsorbs the go-between that is pulled out on fixed covering, when making things convenient for the piston to return to the original position, the connecting link can in time reset, and the condition that blocks with fixed covering can not appear

The utility model also provides a rotary grease gun, which comprises the grease storage barrel for the grease gun, a holding component, a driving component and a grease storage barrel, wherein the holding component is arranged at one end of the driving component, the other end of the driving component is provided with a connecting component, and the grease storage barrel is arranged above the driving component through the connecting component;

the clamping component is characterized in that a clamping piece and a pressing piece are arranged in the holding component, the driving component comprises a second clamping block and a driving shell, a second butt joint surface is arranged at the end of the driving shell, a plurality of second clamping blocks are arranged on the driving shell at intervals, the end portion of the clamping piece is arranged between every two adjacent second clamping blocks, the pressing piece is arranged in the driving shell in a sliding mode, the end portion of the pressing piece corresponds to the clamping piece, the clamping piece moves towards the direction far away from the second clamping block through pressing of the pressing piece, a first butt joint surface is arranged at the end of the holding component, and the first butt joint surface and the second butt joint surface are arranged in an inclined plane mode. By arranging the buckling piece and the pressing piece, when a user does not press the pressing piece, the end part of the buckling piece is correspondingly arranged between the adjacent second clamping blocks, the end part of the buckling piece is in contact with the second clamping blocks, the holding assembly cannot rotate relative to the rotating assembly, when the user presses the pressing piece, the end part of the pressing piece presses the buckling piece inwards, the buckling piece rotates, the end part of the buckling piece moves in the direction away from the second clamping blocks, when no barrier exists between the adjacent second clamping blocks, the holding assembly can rotate relative to the rotating assembly, when the rotating angle is reached, the elastic piece correspondingly arranged on the clamping piece enables the clamping piece to reset, the end part of the clamping piece enters between the adjacent second clamping blocks, the holding assembly can not rotate relative to the driving assembly, reach drive assembly and the locking effect of gripping between the subassembly through simple structure, increase the convenience that grease gun used.

In some embodiments, the holding assembly and the driving assembly are attached to each other through the first abutting surface and the second abutting surface to be rotationally connected, an end of the fastening piece is pressed by the pressing piece to move in a direction away from the second fixture block, and after the holding assembly rotates around a center of the second abutting surface by a preset angle, an axis of the holding assembly and an axis of the driving assembly are located on the same longitudinal plane.

In some embodiments, the holding assembly includes a first clamping block, a first limiting block, and a holding housing, the first abutting surface is disposed at an end of the holding housing, the first clamping block is convexly disposed at an end of the holding housing, where the holding housing is connected to the driving assembly, the first limiting block is convexly disposed in an inner cavity of the holding housing, and a second clamping groove is disposed between the first limiting block and the first clamping block;

the driving assembly further comprises a connecting block, the connecting block is connected and arranged on the driving shell, the second clamping block is connected and arranged on the connecting block, and a first clamping groove is formed between the second clamping block and the driving shell;

when the holding assembly and the driving assembly are connected with each other, the first clamping block is arranged in the first clamping groove, and the second clamping block is arranged in the second clamping groove. Through set up first fixture block and second draw-in groove on gripping the subassembly, set up second fixture block and first draw-in groove on the drive assembly, through first fixture block in first draw-in groove, second fixture block is in the second draw-in groove, and grip the subassembly and rotate for drive assembly, first fixture block is rotatory to be set up in first draw-in groove, the rotatory setting of second fixture block is in the second draw-in groove, make things convenient for drive assembly to be connected with gripping the subassembly for drive assembly and the rotation between the subassembly of gripping are more stable.

In some embodiments, the first abutting surface is inclined at 15-75 °, the second abutting surface is inclined at 15-75 °, and the inclination angle of the first abutting surface and the inclination angle of the second abutting surface are added to form 90 °.

In some embodiments, four second fixture blocks are uniformly arranged at the end portion of the driving shell connected with the holding component in the circumferential direction, a gap for fastening the end portion of the fastening part is formed between every two adjacent second fixture blocks, a first connecting block, a second connecting block, a third connecting block and a fourth connecting block are correspondingly arranged between the four second fixture blocks and the driving shell respectively, the first connecting block and the second connecting block are arranged above the horizontal center line of the connecting end of the driving shell, the third connecting block and the fourth connecting block are arranged below the horizontal center line of the connecting end of the driving shell, and second limiting blocks are arranged on the third connecting block and the fourth connecting block respectively. Through set up four second fixture blocks on driving shell, second fixture block interval and circumference set up on driving shell for when gripping the casing and rotating for driving shell, can only 90 rotate, the person of facilitating the use rotates to the required pivoted angle of oneself, grips the subassembly and rotates always when having avoided using, and is safer when making the grease gun use.

In some embodiments, the first limiting block is provided with a structure with gradually increased section thickness, the second limiting block protrudes out of the connecting block, and the length of the second limiting block is smaller than that of the connecting block. And set up the second stopper on the connecting block, first stopper adopts the structure that section thickness increases gradually, the length that the second stopper set up is less than the length of connecting block, when drive casing with grip the casing and carry out relative rotation, it can only rotate 180 in same direction to grip the subassembly, after rotating 180 in same direction, can only rotate 180 in the opposite direction, during continuous rotation, the part that is not equipped with the second stopper on the connecting block blocks the rotation of the big thickness direction of first stopper, the cracked condition has appeared with the connecting wire in gripping the casing in the drive casing, the security when increasing the use, increase the life of grease gun.

In some embodiments, the connecting assembly includes a first connecting hole in which the oil storage tub is connectively disposed, a second connecting hole in which the driving housing is fixedly disposed, and a communicating hole communicatively disposed between the first connecting hole and the second connecting hole; the drive assembly further comprises a drive motor, the drive motor is arranged in the drive shell, the holding assembly further comprises a switch button, a controller and a battery, the controller and the battery are respectively arranged in the holding shell, the switch button protrudes out of the holding shell, the switch button corresponds to the controller, and the controller is respectively connected with the battery and the drive motor through connecting wires.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the oil storage barrel is arranged, the connecting chain is connected and arranged on the piston in the oil storage barrel, the magnet is arranged at the end part of the handle connected with the connecting chain, after the piston is pulled up, the connecting chain can be clamped into the limiting groove on the fixing cover, and the magnet is adsorbed on the fixing cover, so that the connecting chain can be timely reset when the piston is reset, the situation of being clamped with the fixing cover cannot occur, and the use by a user is facilitated;

2. according to the grease gun, the driving assembly and the holding assembly are arranged, the holding assembly is connected to the driving assembly, the holding assembly and the driving assembly are in fit and rotary connection through the first butt joint surface and the second butt joint surface, the grease storage barrel is arranged above the driving assembly in parallel, when the grease gun needs to be used vertically, the axis of the rotary holding assembly and the axis of the driving assembly are located on the same longitudinal plane, when a user holds the holding assembly, only the finger part of the user is placed between the grease storage barrel and the holding assembly, the driving of the grease gun by the user is not affected, the use is more convenient, and the use space of the holding assembly after the direction is changed is not increased.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a rotary grease gun according to the present invention;

FIG. 2 is a schematic front view of the rotary grease gun of the present invention;

FIG. 3 is a schematic cross-sectional view of a rotary grease gun according to the present invention;

FIG. 4 is an exploded view of the rotary grease gun of the present invention;

FIG. 5 is an exploded view of the barrel of the grease gun of the present invention;

FIG. 6 is a schematic structural view of the fixing cover of the present invention;

FIG. 7 is a schematic view of the snap-in mounting of the connecting link to the retaining cap according to the present invention;

FIG. 8 is a schematic view of the driving assembly of the present invention;

FIG. 9 is a front view of the drive assembly of the present invention;

FIG. 10 is an internal structural view of the grip assembly of the present invention;

FIG. 11 is a schematic view of the rotary grease gun according to the present invention after rotation;

reference numerals:

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.

Fig. 1 is a schematic structural diagram of a rotary grease gun, fig. 2 is a schematic front view of the rotary grease gun, fig. 3 is a schematic sectional diagram of the rotary grease gun, fig. 4 is a schematic explosion diagram of the rotary grease gun, and the rotary grease gun comprises a holding assembly 1, a driving assembly 2 and an oil storage barrel 4, the holding assembly 1 is arranged at one end of the driving assembly 2, a connecting assembly 3 is arranged at the other end of the driving assembly 2, and the oil storage barrel 4 is arranged above the driving assembly 2 through the connecting assembly 3.

As shown in fig. 5, which is an explosion diagram of an oil storage barrel for a grease gun, the oil storage barrel 4 includes an oil storage housing 41, a piston 45 and a fixing cover 46, the fixing cover 46 is covered on an end portion of the oil storage housing 41, the piston 45 is slidably disposed in the oil storage housing 41, a spring 44 is disposed in the oil storage housing 41, the spring 44 is disposed between the piston 45 and the fixing cover 46, a connecting chain 43 is connected to the piston 45, the fixing cover 46 is penetrated through by the other end of the connecting chain 43, a handle 42 is disposed at an end of the connecting chain 43 penetrating through the fixing cover 46, an iron absorbing stone 421 is disposed at a joint of the handle 42 and the connecting chain 43, the iron absorbing stone 421 is disposed on the fixing cover 46 in an adsorbing manner, a limit groove for clamping the chain is disposed on the fixing cover 46, an oil injection gun barrel 5 is fixedly disposed at the other end of the oil storage housing 41, and an oil injection nozzle 6 is disposed at an end portion of the oil gun barrel 5.

As shown in fig. 6, which is a schematic structural diagram of the fixing cover, the limiting groove 461 includes a through groove 4611, a longitudinal groove 4612 and a placement groove 4613, the through groove 4611 and the longitudinal groove 4612 are respectively disposed through the fixing cover 46, the longitudinal groove 4612 is disposed in communication with the through groove 4611, the placement groove 4613 is opened on the fixing cover 46, and the placement groove 4613 is disposed transversely above the longitudinal groove 4612;

the connecting chain 43 includes a plurality of connecting rings 431, the connecting rings 431 are provided in plurality, the plurality of connecting rings 431 are vertically and alternately arranged with each other, the transverse length of the longitudinal groove 4612 is greater than that of the longitudinally arranged connecting rings 431, the transverse length of the longitudinal groove 4612 is smaller than that of the transversely arranged connecting rings 431, the transverse length of the placement groove 4613 is greater than that of the transversely arranged connecting rings 431, and the diameter of the through groove 4611 is greater than that of the connecting rings 431. As shown in fig. 7, which is a structural diagram of the connecting chain snapped into the fixing cover, after the user pulls the piston 45 by the pull handle 42, the connecting chain 43 connected to the piston 45 is pulled out of the oil storage housing 41, the user can pull the pulled-out chain part upward from the through groove 4611 to the longitudinal groove 4612, when the longitudinally arranged connecting ring 431 is pulled into the longitudinal groove 4612, the transversely arranged connecting ring 431 is correspondingly placed on the placing groove 4613, the pull handle 42 sucks the pulled-out connecting ring 431 onto the fixing cover 46 by the magnet 421,

the fastener 7 and the pressing member 9 are disposed in the holding assembly 1, the structure of the driving assembly 2 is schematically illustrated in fig. 8, the front view of the driving assembly 2 is schematically illustrated in fig. 9, the driving assembly 2 includes a second fixture block 21 and a driving housing 23, a second abutting surface 26 is disposed at an end of the driving housing 23, the second fixture block 21 is disposed in multiple blocks, and the multiple second fixture blocks 21 are disposed on the driving housing 23 at intervals.

When the connecting end of the holding component 1 is fixedly connected with the driving component 2, the end part of the clamping part 7 is arranged between the adjacent second clamping blocks 21; the end of the holding member 1 is provided with a first abutting surface 19, and the first abutting surface 19 and the second abutting surface 26 are disposed as inclined surfaces. The first abutting surface 19 is inclined at 15-75 degrees, the second abutting surface 26 is inclined at 15-75 degrees, the inclination angle of the first abutting surface 19 and the inclination angle of the second abutting surface 26 are added to be 90 degrees, in this embodiment, the first abutting surface 19 is inclined at 45 degrees, and the second abutting surface 26 is inclined at 45 degrees.

The holding assembly 1 and the driving assembly 2 are attached to each other through the first abutting surface 19 and the second abutting surface 26 to be connected in a rotating mode, the end portion of the buckle 7 is pressed by the pressing piece 9 to move in the direction away from the second fixture block 21, and after the holding assembly 1 rotates around the center of the second abutting surface 26 by a preset angle, the axis of the holding assembly 1 and the axis of the driving assembly 2 are located on the same longitudinal plane.

As shown in fig. 10, the internal structure of the holding assembly 1 is shown, the holding assembly 1 includes a first stopper 11, a first limiting block 13 and a holding housing 18, a first abutting surface 19 is disposed at an end of the holding housing 18, the first stopper 11 is protruded at an end of the holding housing 18 connected to the driving assembly 2, the first limiting block 13 is protruded at an inner cavity of the holding housing 18, and a second engaging groove 12 is disposed between the first limiting block 13 and the first stopper 11. The driving assembly 2 further comprises a connecting block 24, the connecting block 24 is connected and arranged on the driving shell 23, the second fixture block 21 is connected and arranged on the connecting block 24, and a first clamping groove 22 is formed between the second fixture block 21 and the driving shell 23; when the holding assembly 1 and the driving assembly 2 are connected to each other, the first engaging block 11 is disposed in the first engaging groove 22, and the second engaging block 21 is disposed in the second engaging groove 12.

The second fixture block 21 is provided with four blocks, the four second fixture blocks 21 are circumferentially and uniformly arranged on the end portion of the driving shell 23 connected with the holding assembly 1, a gap at the end portion of the buckle fastener 7 is arranged between the adjacent second fixture blocks 21, a first connecting block 24 is correspondingly arranged between the four second fixture blocks 21 and the driving shell 23 respectively, a second connecting block 24, a third connecting block 24 and a fourth connecting block 24 are arranged between the four second fixture blocks 21 and the driving shell 23 respectively, the first connecting block 24 and the second connecting block 24 are arranged above the horizontal central line of the connecting end of the driving shell 23, the third connecting block 24 and the fourth connecting block 24 are arranged below the horizontal central line of the connecting end of the driving shell 23, and second limiting blocks 241 are arranged on the third connecting block 24 and the fourth connecting block 24 respectively. Second fixture block 21 interval and circumference setting are on drive housing 23 for when gripping casing 18 and rotating for drive housing 23, can only 90 rotate, and the person of facilitating the use rotates to the required pivoted angle of oneself, and it rotates always to have avoided gripping subassembly 1 when using, and is safer when making the grease gun use.

The first limiting block 13 is arranged in a structure that the section thickness is gradually increased, the second limiting block 241 protrudes out of the connecting block 24, and the length of the second limiting block 241 is smaller than that of the connecting block 24. When the driving shell 23 and the holding shell 18 rotate relatively, the holding component 1 can only rotate 180 degrees in the same direction, after the holding component rotates 180 degrees in the same direction, the holding component can only rotate 180 degrees in the opposite direction, and when the holding component continuously rotates, the part of the connecting block 24 which is not provided with the second limiting block 241 blocks the rotation of the first limiting block 13 in the large thickness direction, the situation that the connecting line between the driving shell 23 and the holding component is broken is avoided, the safety in use is improved, and the service life of the grease gun is prolonged

The connecting assembly 3 includes a first connecting hole 31, a second connecting hole 32 and a communicating hole 33, the oil storage tub 4 is connected and disposed in the first connecting hole 31, the driving housing 23 is fixedly disposed in the second connecting hole 32, and the communicating hole 33 is communicatively disposed between the first connecting hole 31 and the second connecting hole 32. The driving assembly 2 further comprises a driving motor 25, the driving motor 25 is arranged in the driving shell 23, the holding assembly 1 further comprises a switch button 16, a controller 17 and a battery 10, the controller 17 and the battery 10 are respectively arranged in the holding shell 18, the switch button 16 protrudes out of the holding shell 18, the switch button 16 corresponds to the controller 17, and the controller 17 is respectively connected with the battery 10 and the driving motor 25 through connecting wires.

When the rotary grease gun is used, when a user does not press the pressing piece 9, the end part of the buckling piece 7 is correspondingly arranged between the adjacent second fixture blocks 21, the end part of the buckling piece 7 is arranged in contact with the second fixture blocks 21, the holding assembly 1 cannot rotate relative to the driving assembly 2, when the user presses the pressing piece 9, the end part of the pressing piece 9 presses the buckling piece 7 inwards, the buckling piece 7 rotates by taking the middle point as the center of a circle, the end part on the buckling piece 7 moves towards the direction far away from the second fixture blocks 21, when no barrier exists between the adjacent second fixture blocks 21, the holding assembly 1 can rotate relative to the driving assembly 2, after the holding assembly 1 rotates around the center of the second butting face 26 by a preset angle, and the axis of the holding assembly 1 and the axis of the driving assembly 2 are in the same longitudinal plane. Fig. 11 is a schematic view of the structure of the rotary grease gun after rotation. When the rotation angle is reached, the elastic piece 8 correspondingly arranged on the fastener 7 enables the fastener 7 to reset, and the end part of the fastener 7 enters between the adjacent second clamping blocks 21, so that the holding assembly 1 cannot rotate relative to the driving assembly 2.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims (10)

1. The utility model provides an oil storage bucket for grease gun, its characterized in that includes oil storage casing (41), piston (45) and fixed lid (46), fixed lid (46) lid is established the tip of oil storage casing (41), piston (45) slide and set up in oil storage casing (41), it is provided with connecting link (43) to connect on piston (45), the other end of connecting link (43) is worn to establish fixed lid (46), connecting link (43) are worn to establish the one end of fixed lid (46) is equipped with handle (42), handle (42) with connecting link (43) junction is equipped with magnet (421), magnet (421) adsorb the setting and are in on fixed lid (46), set up spacing groove (461) that are used for the card income chain on fixed lid (46).

2. The grease storage barrel of claim 1, wherein a spring (44) is arranged in the grease storage housing (41), the spring (44) is arranged between the piston (45) and the fixed cover (46), the spring (44) is sleeved on the connecting chain (43), a grease injection barrel (5) is fixedly arranged at the other end of the grease storage housing (41), and a grease injection nozzle (6) is arranged at the end of the grease injection barrel (5).

3. The grease gun grease bucket as recited in claim 1, wherein the limiting groove (461) comprises a through groove (4611), a longitudinal groove (4612) and a placement groove (4613), the through groove (4611) and the longitudinal groove (4612) are respectively disposed through the fixing cover (46), the longitudinal groove (4612) is disposed in communication with the through groove (4611), the placement groove (4613) is opened on the fixing cover (46), and the placement groove (4613) is disposed transversely above the longitudinal groove (4612);

the connecting chain (43) comprises a connecting ring (431), the connecting ring (431) is provided with a plurality of connecting rings (431), the connecting rings (431) are vertically and alternately arranged, the transverse length of the longitudinal groove (4612) is greater than that of the longitudinally arranged connecting ring (431), the transverse length of the longitudinal groove (4612) is less than that of the transversely arranged connecting ring (431), the transverse length of the placement groove (4613) is greater than that of the transversely arranged connecting ring (431), and the diameter of the through groove (4611) is greater than that of the connecting ring (431).

4. A rotary grease gun, characterized in that, it comprises the grease storage barrel for grease gun according to any one of claims 1-3, and further comprises a holding component (1) and a driving component (2), the holding component (1) is arranged at one end of the driving component (2), the other end of the driving component (2) is provided with a connecting component (3), the grease storage barrel (4) is arranged above the driving component (2) through the connecting component (3);

a buckle piece (7) and a pressing piece (9) are arranged in the holding component (1), the driving component (2) comprises a second clamping block (21) and a driving shell (23), a second butting surface (26) is arranged at the end part of the driving shell (23), a plurality of second clamping blocks (21) are arranged on the driving shell (23) at intervals, the end part of the buckling piece (7) is arranged between the adjacent second clamping blocks (21), the pressing piece (9) is arranged in the driving shell (23) in a sliding way, the end part of the pressing piece (9) is arranged corresponding to the buckle piece (7), the buckle piece (7) moves towards the direction far away from the second clamping block (21) through the pressing of the pressing piece (9), the end part of the holding component (1) is provided with a first butt joint surface (19), and the first butt joint surface (19) and the second butt joint surface (26) are arranged in an inclined plane.

5. The rotary grease gun according to claim 4, wherein the holding assembly (1) and the driving assembly (2) are connected in a rotating manner by the first butt surface (19) and the second butt surface (26) in an abutting manner, the end of the locking member (7) is pressed by the pressing member (9) to move away from the second block (21), and after the holding assembly (1) rotates around the center of the second butt surface (26) by a preset angle, the axis of the holding assembly (1) and the axis of the driving assembly (2) are in the same longitudinal plane.

6. The rotary grease gun according to claim 5, wherein the holding assembly (1) comprises a first block (11), a first stopper (13) and a holding housing (18), the first abutting surface (19) is disposed at an end of the holding housing (18), the first block (11) is convexly disposed at an end of the holding housing (18) connected to the driving assembly (2), the first stopper (13) is convexly disposed in an inner cavity of the holding housing (18), and a second slot (12) is disposed between the first stopper (13) and the first block (11);

the driving assembly (2) further comprises a connecting block (24), the connecting block (24) is connected to the driving shell (23), the second clamping block (21) is connected to the connecting block (24), and a first clamping groove (22) is formed between the second clamping block (21) and the driving shell (23);

when the holding assembly (1) and the driving assembly (2) are connected with each other, the first clamping block (11) is arranged in the first clamping groove (22), and the second clamping block (21) is arranged in the second clamping groove (12).

7. A rotary grease gun according to claim 4, characterized in that the first abutment surface (19) is arranged at an inclination of 15-75 °, the second abutment surface (26) is arranged at an inclination of 15-75 °, and the inclination angle of the first abutment surface (19) and the inclination angle of the second abutment surface (26) together are arranged at 90 °.

8. The rotary grease gun according to claim 6, wherein the second block (21) has four blocks, the four blocks (21) are uniformly arranged at the end of the driving housing (23) connected to the holding assembly (1) in the circumferential direction, a gap for fastening the end of the fastening member (7) is arranged between the adjacent second blocks (21), a first connecting block (24), a second connecting block (24), a third connecting block (24) and a fourth connecting block (24) are respectively and correspondingly arranged between the four blocks (21) and the driving housing (23), the first connecting block (24) and the second connecting block (24) are arranged above the horizontal center line of the connecting end of the driving housing (23), the third connecting block (24) and the fourth connecting block (24) are arranged below the horizontal center line of the connecting end of the driving housing (23), and second limiting blocks (241) are respectively arranged on the third connecting block (24) and the fourth connecting block (24).

9. The rotary grease gun according to claim 8, wherein the first stopper (13) is provided with a gradually increasing cross-sectional thickness, the second stopper (241) protrudes from the connecting block (24), and the length of the second stopper (241) is less than the length of the connecting block (24).

10. The rotary grease gun according to claim 6, wherein the connecting assembly (3) comprises a first connecting hole (31), a second connecting hole (32) and a communicating hole (33), the swirl pot (4) is connectively disposed in the first connecting hole (31), the drive housing (23) is fixedly disposed in the second connecting hole (32), and the communicating hole (33) is connectively disposed between the first connecting hole (31) and the second connecting hole (32); drive assembly (2) still include driving motor (25), driving motor (25) set up in drive casing (23), it still includes shift knob (16), controller (17) and battery (10) to grip subassembly (1), controller (17) with battery (10) set up respectively in gripping casing (18), shift knob (16) protrusion in grip casing (18) set up, shift knob (16) correspond controller (17) sets up, controller (17) through the connecting wire respectively with battery (10) driving motor (25) are connected and are set up.

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