阅读说明：本技术 一种黄油枪嘴延伸结构、黄油枪及其延伸结构的使用方法 (Grease gun nozzle extension structure, grease gun and application method of extension structure of grease gun nozzle ) 是由 刘兆萄 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种黄油枪嘴延伸结构及其黄油枪,包括壳体、电缸以及黄油储存枪筒,活塞头的外侧套接有上下两组密封环,活塞头伸入至黄油储存枪筒内部；黄油储存枪筒底部插入至阶梯孔,黄油储存枪筒顶部的出油嘴外侧螺接有下连接筒,下连接筒的顶部连接有上连接筒,下连接筒和上连接筒的连接处设有定位环,定位环卡在升降座的开口槽上端；上连接筒顶部外侧螺接有内螺纹筒,内螺纹筒内部设有网状过滤盘,内螺纹筒顶部通过出油管连接有注油嘴；本发明通过升降座设置,可以满足不同高度的黄油储存枪筒的安装；通过网状过滤盘的设置,过滤掉其中杂质,起到防止黄油堵塞的作用；网状过滤盘快速拆卸,便于对其进行更换或者清洗。(The invention discloses a grease gun nozzle extension structure and a grease gun thereof, wherein the grease gun nozzle extension structure comprises a shell, an electric cylinder and a grease storage gun barrel, the outer side of a piston head is sleeved with an upper group of sealing rings and a lower group of sealing rings, and the piston head extends into the grease storage gun barrel; the bottom of the grease storage gun barrel is inserted into the stepped hole, a lower connecting barrel is screwed outside the grease outlet at the top of the grease storage gun barrel, the top of the lower connecting barrel is connected with an upper connecting barrel, a positioning ring is arranged at the joint of the lower connecting barrel and the upper connecting barrel, and the positioning ring is clamped at the upper end of an open slot of the lifting seat; an internal thread cylinder is screwed on the outer side of the top of the upper connecting cylinder, a net-shaped filter disc is arranged in the internal thread cylinder, and the top of the internal thread cylinder is connected with an oil injection nozzle through an oil outlet pipe; the lifting seat is arranged, so that the mounting of the grease storage gun barrel with different heights can be met; through the arrangement of the mesh-shaped filter disc, impurities in the filter disc are filtered, so that the function of preventing butter blockage is achieved; the net-shaped filter disc is quickly disassembled, so that the net-shaped filter disc is convenient to replace or clean.)

1. The utility model provides a grease gun nozzle extends structure, includes casing (1), electric cylinder (12) and butter storage gun barrel (17), its characterized in that: the fixing plate (14) at the top of the electric cylinder (12) is installed at the lower end of a fixing seat (9) on the shell (1), the output end of the electric cylinder (12) is provided with a piston rod (15), the top of the piston rod (15) extends out of a stepped hole (10) in the middle of the fixing seat (9) and then is connected with a piston head (16), the outer side of the piston head (16) is sleeved with an upper sealing ring and a lower sealing ring (40), and the piston head (16) extends into the grease storage gun barrel (17);

the bottom of the grease storage gun barrel (17) is inserted into the stepped hole (10), a lower connecting barrel (33) is screwed on the outer side of a grease outlet (32) at the top of the grease storage gun barrel (17), the top of the lower connecting barrel (33) is connected with an upper connecting barrel (35), a positioning ring (34) is arranged at the joint of the lower connecting barrel (33) and the upper connecting barrel (35), and the positioning ring (34) is clamped at the upper end of an open slot (29) of the lifting seat (28);

an internal thread cylinder (37) is screwed on the outer side of the top of the upper connecting cylinder (35), a reticular filter disc (36) is arranged in the internal thread cylinder (37), and the top of the internal thread cylinder (37) is connected with an oil injection nozzle (39) through an oil outlet pipe (38);

the left end of the lifting seat (28) is connected with a sliding connection seat (30), the inner side of the sliding connection seat (30) is connected in a sliding groove (31) in the side of the shell (1) in a sliding mode, and the top of the sliding connection seat (30) is connected to the lower end of a connection protrusion (24) in the top of the shell (1) through a spring (27);

casing (1) right side middle part has first limiting plate (18) and second limiting plate (20) through hinge swing joint, the inboard of first limiting plate (18) and second limiting plate (20) all is equipped with arc wall (19) that are used for pressing from both sides tight butter storage gun section of thick bamboo (17), all be equipped with connecting seat (21) on first limiting plate (18) and second limiting plate (20), it is two sets of connect through bolt (22) between connecting seat (21).

2. The extension structure of a grease gun nozzle according to claim 1, characterized in that: casing (1) left side middle part is equipped with handle (2), insert battery (3) in casing (1) bottom cavity, battery (3) and electric jar (12) electric connection, battery (3) bottom is connected with seal receptacle (5), sealing rubber pad (4) have been cup jointed on battery (3), battery (3) upper end is equipped with plugboard (6), casing (1) right side bottom is equipped with breach groove (7), fixing base (9) are located breach groove (7) top, breach groove (7) bottom both sides still are equipped with limiting plate (8), breach groove (7) department joint has protecting frame (11), limiting plate (8) slip is in protecting frame (11) inboard, connecting cylinder (33), upper connecting cylinder (35) and holding ring (34) set up for integrated into one piece down.

3. The extension structure of a grease gun nozzle according to claim 1, characterized in that: four corners of the fixing plate (14) are fixed at the lower end of the fixing seat (9) through screws (13).

4. The extension structure of a grease gun nozzle according to claim 1, characterized in that: the left side upper end of casing (1) is equipped with communication module (25) and camera (26), casing (1) upper portion front side is equipped with touch display screen (23), touch display screen (23) embeds there are RFID module and control module, communication module (25) are Wifi communication module.

5. A grease gun comprising a grease gun nozzle extension according to any one of claims 1 to 7.

6. The method of using a grease gun nozzle extension according to any one of claims 1-4, wherein: the method comprises the following specific steps:

s1: installing, inserting the lower end of a grease storage gun barrel (17) into the stepped hole (10), at the moment, enabling the sliding seat (30) to drive the lifting seat (28) to move downwards under the elastic action of the spring (27) on the sliding seat (30) until the lifting seat (28) is pressed on the top of the grease storage gun barrel (17), at the moment, inserting an oil outlet nozzle (32) at the top of the grease storage gun barrel (17) into the open slot (29), finally closing the first limiting plate (28) and the second limiting plate (20), locking the two groups of connecting seats (21) through the bolt (22), and enabling the grease storage gun barrel (17) to be clamped in the arc-shaped groove (19), so that the installation of the grease storage gun barrel (17) is completed;

s2: intelligent filling:

(1) the grease is filled, after the electric cylinder (12) is electrified, the piston head (16) is ejected upwards through the piston rod (15), so that the piston head (16) pushes grease in the grease storage gun barrel (17) to be filled into a grease hole of engineering equipment through the grease nipple (39), and the grease can be quickly filled;

(2) intelligent control and information acquisition, and collecting related information by using an information collecting device, such as the position information of the engineering equipment needing adding butter, so as to be matched with engineering equipment to be added with butter and can also utilize a touch display screen (23) to display operation information, the grease filling action of the electric cylinder (12) is triggered through the touch display screen (23), the touch display screen (23) can be a touch screen which can display operation information and lubrication point related information on the one hand and can be used as an operation panel on the other hand, so that operators can conveniently perform information input, management, control operation and the like, the touch display screen (23) adopts an embedded system and is internally integrated with a database, the RFID system is used for storing basic information such as operators and lubricating points, the RFID module is used for automatically identifying electronic tags in a certain range around, the camera (26) is used for identifying two-dimensional codes or bar codes, and the communication module (25) is used for realizing data exchange with other servers or cloud platforms or computers;

s3: filtering, wherein oil enters the internal thread cylinder (37) through the upper connecting cylinder (35) and is finally injected into a grease hole of engineering equipment through the oil outlet pipe (38) and the oil injection nozzle (39), a net-shaped filter disc (36) is arranged inside the internal thread cylinder (37), and impurities in the oil are filtered through the net-shaped filter disc (36) to play a role in preventing grease blockage;

s4: the upper connecting cylinder (35) is connected to the top of the lower connecting cylinder (33), a positioning ring (34) is arranged at the joint of the lower connecting cylinder (33) and the upper connecting cylinder (35), and the positioning ring (34) is clamped at the upper end of an open slot (29) of the lifting seat (28); the lower connecting cylinder (33) and the upper connecting cylinder (35) are rotated through the positioning ring (34), so that the lower connecting cylinder (33) and the upper connecting cylinder (35) are integrally connected with and detached from the oil outlet nozzle (32).

Technical Field

The invention relates to the technical field of grease guns, in particular to a grease gun nozzle extension structure, a grease gun and a use method of the extension structure.

Background

The engineering equipment needs to be lubricated by adding butter into a butter gun, the existing butter gun nozzle is inconvenient to disassemble and install, impurities in the butter can cause the problem of blockage of the butter gun in the butter adding process, and the butter gun is not convenient to clean after being disassembled; the grease storage gun barrel is inconvenient to detach and install, cannot meet the requirements of installation of grease storage gun barrels with different lengths, and is inconvenient to use.

Disclosure of Invention

The invention aims to provide an extension structure of a grease gun nozzle, a grease gun and a use method of the extension structure of the grease gun, so as to solve the problems that the existing grease gun nozzle is inconvenient to disassemble and install, impurities in grease can cause the blockage of the grease gun in the process of adding the grease, and the grease gun nozzle is not convenient to clean after being disassembled; and the dismounting and mounting of the grease storage gun barrel are inconvenient, and the problem of mounting of grease storage gun barrels with different lengths cannot be solved.

In order to achieve the purpose, the invention provides the following technical scheme: an extension structure of a grease gun nozzle comprises a shell, an electric cylinder and a grease storage gun barrel, wherein a fixing plate at the top of the electric cylinder is mounted at the lower end of a fixing seat on the shell, a piston rod is arranged at the output end of the electric cylinder, the top of the piston rod is connected with a piston head after extending out of a stepped hole in the middle of the fixing seat, the outer side of the piston head is sleeved with an upper sealing ring and a lower sealing ring, and the piston head extends into the grease storage gun barrel;

the bottom of the grease storage gun barrel is inserted into the stepped hole, a lower connecting barrel is screwed outside the grease outlet at the top of the grease storage gun barrel, the top of the lower connecting barrel is connected with an upper connecting barrel, a positioning ring is arranged at the joint of the lower connecting barrel and the upper connecting barrel, and the positioning ring is clamped at the upper end of an open slot of the lifting seat;

an internal thread cylinder is screwed on the outer side of the top of the upper connecting cylinder, a net-shaped filter disc is arranged in the internal thread cylinder, and the top of the internal thread cylinder is connected with an oil injection nozzle through an oil outlet pipe;

the left end of the lifting seat is connected with a sliding seat, the inner side of the sliding seat is connected in a vertical sliding groove in the side edge of the shell in a sliding manner, and the top of the sliding seat is connected to the lower end of a connecting bulge at the top of the shell through a spring;

the middle part of the right side of the shell is movably connected with a first limiting plate and a second limiting plate through hinges, the inner sides of the first limiting plate and the second limiting plate are respectively provided with an arc-shaped groove used for clamping a grease storage gun barrel, and the first limiting plate and the second limiting plate are respectively provided with a connecting seat which is connected with each other through a bolt.

Preferably, a handle is arranged in the middle of the left side of the shell, a storage battery is inserted into a cavity at the bottom of the shell, the storage battery is electrically connected with the electric cylinder, a sealing seat is connected to the bottom of the storage battery, a sealing rubber pad is sleeved on the storage battery, an inserting plate is arranged at the upper end of the storage battery, a notch groove is arranged at the bottom of the right side of the shell, the fixing seat is located at the top of the notch groove, limiting plates are further arranged on two sides of the bottom of the notch groove, a protective frame is clamped at the notch groove, the limiting plates are connected to the inner side of the protective frame in a sliding mode, and the lower connecting cylinder, the upper connecting cylinder and the locating ring are arranged in an integrated forming mode;

preferably, four corners of the fixing plate are fixed at the lower end of the fixing seat through screws.

Preferably, the upper end of the left side of the shell is provided with a communication module and a camera, the front side of the upper part of the shell is provided with a touch display screen, an RFID module and a control module are arranged in the touch display screen, and the communication module is a Wifi communication module.

Preferably, the grease gun nozzle extension structure;

a method for using an extension structure of a grease gun nozzle is characterized in that: the method comprises the following specific steps:

s1: installing, namely inserting the lower end of a grease storage gun barrel into a stepped hole, enabling a sliding joint seat to drive a lifting seat to move downwards under the action of the elastic force of a spring on the sliding joint seat until the lifting seat is pressed on the top of the grease storage gun barrel, inserting an oil outlet nozzle at the top of the grease storage gun barrel into an open slot, finally closing a first limiting plate and a second limiting plate, locking two groups of connecting seats through bolts, and clamping the grease storage gun barrel in an arc-shaped groove, so that the installation of the grease storage gun barrel is completed;

s2: intelligent filling:

(1) filling, namely, after the electric cylinder is electrified, the piston head is upwards ejected out through the piston rod, so that the piston head pushes grease in the grease storage gun barrel to be injected into a grease hole of engineering equipment through the grease nipple, and therefore quick filling of the grease can be realized;

(2) the intelligent control and information acquisition system comprises an intelligent control and information acquisition device, an information acquisition device is used for acquiring related information, if the position information of the engineering equipment needing to be added with butter is matched with the engineering equipment needing to be added with butter, a touch display screen can be used for displaying operation information and lubricating point related information, and the touch display screen can be used as an operation panel. The communication module is used for realizing data exchange with other servers, cloud platforms, computers and the like;

s3: filtering, wherein oil enters the internal thread cylinder through the upper connecting cylinder and is finally injected into a grease hole of engineering equipment through the oil outlet pipe and the oil injection nozzle, a net-shaped filter disc is arranged inside the internal thread cylinder, and impurities in the oil are filtered through the arrangement of the net-shaped filter disc, so that the function of preventing grease from being blocked is achieved;

s4: the upper connecting cylinder is connected to the top of the lower connecting cylinder, a positioning ring is arranged at the joint of the lower connecting cylinder and the upper connecting cylinder, and the positioning ring is clamped at the upper end of an open slot of the lifting seat; the lower connecting cylinder and the upper connecting cylinder are rotated through the positioning ring, so that the connection and the disassembly of the whole lower connecting cylinder and the upper connecting cylinder with the oil outlet nozzle are facilitated.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the upper and lower groups of sealing rings are sleeved on the outer side of the piston head, and by the arrangement of the sealing rings, when the piston head pushes grease in the grease storage gun barrel to be injected into a grease hole of engineering equipment through the grease filling nozzle, the grease cannot leak to the bottom of the piston head, so that the waste of the grease is avoided;

when the grease storage gun barrel is installed, the lower end of the grease storage gun barrel is inserted into the stepped hole, at the moment, the sliding connection seat drives the lifting seat to move downwards under the action of the elastic force of the spring on the sliding connection seat until the lifting seat is pressed on the top of the grease storage gun barrel, at the moment, the oil outlet nozzle on the top of the grease storage gun barrel is inserted into the open slot, finally, the first limiting plate and the second limiting plate are closed, the two groups of connection seats are locked through the bolts, the grease storage gun barrel is clamped in the arc-shaped groove, and therefore the installation of the grease storage gun barrel is completed;

therefore, the installation of the grease storage gun barrel with different heights can be met through the arrangement of the lifting seat;

when the piston rod pushes the piston head upwards, the grease storage gun barrel cannot slip due to the friction force between the surface of the piston head and the grease storage gun barrel;

the top of the lower connecting cylinder is connected with an upper connecting cylinder, a positioning ring is arranged at the joint of the lower connecting cylinder and the upper connecting cylinder, and the positioning ring is clamped at the upper end of an open slot of the lifting seat; the lower connecting cylinder and the upper connecting cylinder are rotated through the positioning ring, so that the whole lower connecting cylinder and the whole upper connecting cylinder are conveniently connected with and detached from the oil outlet nozzle, and the oil outlet nozzle is convenient to replace or clean and maintain after being detached;

grease enters the internal thread cylinder through the upper connecting cylinder and is finally injected into a grease hole of engineering equipment through the oil outlet pipe and the oil injection nozzle, a net-shaped filter disc is arranged inside the internal thread cylinder, impurities in the grease are filtered through the net-shaped filter disc, and the effect of preventing grease blockage is achieved; the net-shaped filter disc is quickly disassembled, so that the net-shaped filter disc is convenient to replace or clean.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the connection of the lifting base, the grease storage barrel and the lower connecting barrel;

FIG. 3 is a schematic perspective view of the connection between the fixing plate and the electric cylinder according to the present invention;

FIG. 4 is a schematic perspective view of the electric cylinder and the fixing base after being installed;

FIG. 5 is a schematic perspective view of the grease reservoir barrel of the present invention after installation;

fig. 6 is a schematic perspective view of the present invention.

In the figure: 1. a housing; 2. a handle; 3. a storage battery; 4. sealing the rubber pad; 5. a sealing seat; 6. a plugboard; 7. a notch groove; 8. a limiting plate; 9. a fixed seat; 10. a stepped hole; 11. a protective frame; 12. an electric cylinder; 13. a screw; 14. a fixing plate; 15. a piston rod; 16. a piston head; 17. a grease storage barrel; 18. a first limit plate; 19. an arc-shaped slot; 20. a second limiting plate; 21. a connecting seat; 22. a bolt; 23. a touch display screen; 24. a connecting projection; 25. a communication module; 26. a camera; 27. a spring; 28. a lifting seat; 29. an open slot; 30. a sliding connection seat; 31. a vertical chute; 32. an oil outlet nozzle; 33. a lower connecting cylinder; 34. a positioning ring; 35. an upper connecting cylinder; 36. a mesh-shaped filter disc; 37. an internal threaded barrel; 38. an oil outlet pipe; 39. an oil injection nozzle; 40. and (4) a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an extension structure of a grease gun nozzle comprises a shell 1, an electric cylinder 12 and a grease storage gun barrel 17, wherein a fixing plate 14 at the top of the electric cylinder 12 is installed at the lower end of a fixing seat 9 on the shell 1, a piston rod 15 is arranged at the output end of the electric cylinder 12, the top of the piston rod 15 extends out of a stepped hole 10 in the middle of the fixing seat 9 and then is connected with a piston head 16, an upper sealing ring and a lower sealing ring 40 are sleeved on the outer side of the piston head 16, and the piston head 16 extends into the grease storage gun barrel 17;

the bottom of the grease storage gun barrel 17 is inserted into the stepped hole 10, the outer side of the grease outlet 32 at the top of the grease storage gun barrel 17 is screwed with a lower connecting barrel 33, the top of the lower connecting barrel 33 is connected with an upper connecting barrel 35, a positioning ring 34 is arranged at the joint of the lower connecting barrel 33 and the upper connecting barrel 35, and the positioning ring 34 is clamped at the upper end of an open slot 29 of the lifting seat 28;

an internal thread cylinder 37 is screwed on the outer side of the top of the upper connecting cylinder 35, a reticular filter disc 36 is arranged inside the internal thread cylinder 37, and the top of the internal thread cylinder 37 is connected with an oil injection nozzle 39 through an oil outlet pipe 38;

the left end of the lifting seat 28 is connected with a sliding connection seat 30, the inner side of the sliding connection seat 30 is connected in a sliding way in a vertical sliding groove 31 on the side edge of the shell 1, and the top of the sliding connection seat 30 is connected to the lower end of a connection bulge 24 on the top of the shell 1 through a spring 27;

a first limiting plate 18 and a second limiting plate 20 are movably connected to the middle of the right side of the shell 1 through hinges, arc-shaped grooves 19 used for clamping the grease storage gun barrel 17 are formed in the inner sides of the first limiting plate 18 and the second limiting plate 20, connecting seats 21 are arranged on the first limiting plate 18 and the second limiting plate 20, and the two groups of connecting seats 21 are connected through bolts 22;

the middle part of the left side of the shell 1 is provided with a handle 2, a storage battery 3 is inserted into a cavity at the bottom of the shell 1, the storage battery 3 is electrically connected with an electric cylinder 12, the bottom of the storage battery 3 is connected with a sealing seat 5, a sealing rubber gasket 4 is sleeved on the storage battery 3, an insertion plate 6 is arranged at the upper end of the storage battery 3, a notch groove 7 is arranged at the bottom of the right side of the shell 1, a fixing seat 9 is arranged at the top of the notch groove 7, two sides of the bottom of the notch groove 7 are also provided with limiting plates 8, a protecting frame 11 is clamped at the notch groove 7, the limiting plates 8 are connected to the inner side of the protecting frame 11 in a sliding way, a lower connecting cylinder 33, an upper connecting cylinder 35 and a positioning ring 34 are arranged in an integrated manner, through the arrangement of the handle 2, the handheld use of the shell 1 is convenient, the quick filling of butter is convenient, after the electric cylinder 12 is powered on, the piston head is ejected 16 upwards through a piston rod 15, so that the piston head 16 pushes the interior of a butter storage gun barrel 17 to be injected into a butter hole of engineering equipment through a butter injection nozzle 39, can realize the quick filling of butter like this, setting through battery 3, can provide the electric energy for electric jar 12, do not need the switch on electric wire, be favorable to the portable use of casing 1, still through the setting of seal receptacle 5, play sealed effect after battery 3 inserts, through the setting of sealing rubber pad 4, further play the sealed effect of seal receptacle 5 with 1 bottom cavity of casing, setting through plugboard 6, improve the fastness of battery 3 installation in 1 bottom cavity of casing, through the setting of protective frame 11, play the guard action to electric jar 12 after the installation.

Four corners of the fixing plate 14 are fixed at the lower end of the fixing seat 9 through screws 13, and four corners of the fixing plate 14 are fixed at the lower end of the fixing seat 9 through screws 13;

a method for using an extension structure of a grease gun nozzle is characterized in that: the method comprises the following specific steps:

s1: mounting, inserting the lower end of the grease storage gun barrel 17 into the stepped hole 10, at the moment, enabling the sliding connection seat 30 to drive the lifting seat 28 to move downwards under the elastic action of the spring 27 on the sliding connection seat 30 until the lifting seat 28 is pressed on the top of the grease storage gun barrel 17, at the moment, inserting the oil outlet nozzle 32 on the top of the grease storage gun barrel 17 into the open slot 29, finally closing the first limiting plate 28 and the second limiting plate 20, locking the two groups of connection seats 21 through the bolt 22, and enabling the grease storage gun barrel 17 to be clamped in the arc-shaped groove 19, so that the mounting of the grease storage gun barrel 17 is completed;

s2: intelligent filling:

(1) the filling is carried out, after the electric cylinder 12 is electrified, the piston head 16 is upwards ejected through the piston rod 15, so that the piston head 16 pushes grease in the grease storage gun barrel 17 to be injected into a grease hole of engineering equipment through the grease injection nozzle 39, and the quick filling of the grease can be realized;

(2) the intelligent control and information acquisition system comprises an intelligent control and information acquisition device, an information acquisition device is used for acquiring relevant information, if the position information of the engineering equipment needing to be added with butter is matched with the engineering equipment needing to be added with butter, the touch display screen 23 can be used for displaying operation information, and the butter filling action of the electric cylinder 12 is triggered through the touch display screen 23, the touch display screen 23 can be a touch screen, on one hand, the operation information and the lubricating point relevant information can be displayed, on the other hand, the touch display screen can be used as an operation panel, so that an operator can conveniently perform information input, management, control operation and the like, the touch display screen 23 adopts an embedded system, a database is integrated in the touch display screen and used for storing basic information such as the operator and the lubricating point, an RFID module is used for automatically identifying electronic tags in a certain range around, and a camera 26 is used for identifying two-dimensional codes or bar codes. The communication module 25 is used for realizing data exchange with other servers, cloud platforms, computers and the like;

s3: filtering, wherein oil enters the internal thread cylinder 37 through the upper connecting cylinder 35 and is finally injected into a butter hole of engineering equipment through the oil outlet pipe 38 and the oil injection nozzle 39, a net-shaped filter disc 36 is arranged inside the internal thread cylinder 37, and impurities in the oil are filtered through the arrangement of the net-shaped filter disc 36, so that the function of preventing butter blockage is achieved;

s4: the upper connecting cylinder 35 is connected to the top of the lower connecting cylinder 33, a positioning ring 34 is arranged at the joint of the lower connecting cylinder 33 and the upper connecting cylinder 35, and the positioning ring 34 is clamped at the upper end of the opening groove 29 of the lifting seat 28; the lower connecting cylinder 33 and the upper connecting cylinder 35 are rotated by the positioning ring 34, so that the lower connecting cylinder 33 and the upper connecting cylinder 35 are integrally connected with and detached from the oil nozzle 32.

The information acquisition device can be used for acquiring related information, such as position information of the engineering equipment needing to be added with the butter, so as to be matched with the engineering equipment to be added with the butter, the touch display screen 23 can be used for displaying operation information, and the butter filling action of the electric cylinder 12 is triggered through the touch display screen 23.

The touch display screen 23 may be a touch screen, which can display operation information and lubrication point related information on the one hand, and on the other hand, is used as an operation panel, which is convenient for an operator to perform information entry, management, control operation, and the like. The touch display screen 23 is an embedded system, and a database is integrated therein and used for storing basic information such as an operator and a lubrication point.

The RFID module is used for automatically identifying electronic tags in a certain range around. The camera 26 is used to identify a two-dimensional code or bar code. The communication module 25 is used for exchanging data with other servers or cloud platforms or computers.

A grease gun comprises the extension structure of the grease gun nozzle.

Specifically, when the grease storage device is used, after the electric cylinder 12 is powered on, the piston head 16 is pushed upwards through the piston rod 15, so that the piston head 16 pushes grease in the grease storage gun barrel 17 to be injected into a grease hole of engineering equipment through the grease injection nozzle 39, and therefore the grease can be rapidly injected;

the outer side of the piston head 16 is sleeved with an upper group of sealing rings 40 and a lower group of sealing rings 40, and by means of the arrangement of the sealing rings 40, when the piston head 16 pushes butter in the butter storage gun barrel 17 to be injected into a butter hole of engineering equipment through the oiling nozzle 39, the butter cannot leak to the bottom of the piston head 16, so that the waste of the butter is avoided;

when the grease storage gun barrel 17 is installed, the lower end of the grease storage gun barrel 17 is inserted into the stepped hole 10, at the moment, under the elastic force action of the spring 27 on the sliding connection seat 30, the sliding connection seat 30 drives the lifting seat 28 to move downwards until the lifting seat 28 is pressed on the top of the grease storage gun barrel 17, at the moment, the oil outlet nozzle 32 on the top of the grease storage gun barrel 17 is inserted into the open slot 29, finally, the first limiting plate 18 and the second limiting plate 20 are closed, the two groups of connection seats 21 are locked through the bolt 22, and the grease storage gun barrel 17 is clamped in the arc-shaped groove 19, so that the installation of the grease storage gun barrel 17 is completed;

thus, the installation of the grease storage gun barrel 17 with different heights can be met through the arrangement of the lifting seat 28;

when the piston rod 15 ejects the piston head 16 upwards, the grease storage gun barrel 17 cannot slip off due to the friction force between the surface of the piston head 16 and the grease storage gun barrel 17;

the top of the lower connecting cylinder 33 is connected with an upper connecting cylinder 35, a positioning ring 34 is arranged at the joint of the lower connecting cylinder 33 and the upper connecting cylinder 35, and the positioning ring 34 is clamped at the upper end of the opening groove 29 of the lifting seat 28; the lower connecting cylinder 33 and the upper connecting cylinder 35 are rotated through the positioning ring 34, so that the lower connecting cylinder 33 and the upper connecting cylinder 35 are integrally connected and disassembled with the oil outlet nozzle 32, and the replacement or cleaning and maintenance are facilitated after the disassembly;

butter enters the internal thread cylinder 37 through the upper connecting cylinder 35 and is finally injected into a butter hole of engineering equipment through the oil outlet pipe 38 and the oil injection nozzle 39, the internal thread cylinder 37 is internally provided with the net-shaped filter disc 36, and impurities in the butter are filtered through the arrangement of the net-shaped filter disc 36, so that the butter blocking prevention effect is achieved; the mesh filter tray 36 is quickly removable to facilitate its replacement or cleaning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.