CN215061197U

CN215061197U - Flat nozzle of grease gun

Info

Publication number: CN215061197U
Application number: CN202121764204.4U
Authority: CN
Inventors: 韩华丙
Original assignee: Hangzhou Taihong Tools Co ltd
Current assignee: Hangzhou Taihong Tools Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-07
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to a grease gun technical field especially relates to a flat mouth of grease gun, include the clamping jaw who is used for centre gripping oil filler neck and the fixed sleeve who is connected with the oil filler pipe, still include adapter sleeve, outer tube and drive spanner. The front end of the clamping claw protrudes inwards and is used for clamping the oil filling nozzle, the clamping claw is one part of the front end of the connecting sleeve, and the rear end of the connecting sleeve is connected with the fixed sleeve. The outer sleeve is sleeved outside the connecting sleeve and the clamping claw, and an elastic part is arranged between the outer sleeve and the connecting sleeve. The driving wrench is pulled to drive the connecting sleeve and the clamping jaw to extend out of the outer sleeve, and the clamping jaw clamps the oil filling nozzle and retreats into the outer sleeve to fix the oil filling nozzle. The utility model discloses following beneficial effect has: the clamping claw is arranged at the front end of the connecting sleeve and is a part of the front end of the connecting sleeve, so that the trouble of assembling the clamping claw is avoided, and the assembling process is simpler; the flat nozzle of the grease gun has the advantages of low production cost, simpler assembly of the whole structure and convenient popularization and use.

Description

Flat nozzle of grease gun

Technical Field

The utility model relates to a grease gun technical field especially relates to a flat nozzle of grease gun.

Background

Grease is an important grease in mechanical equipment and is often injected into a designated location through a flat nozzle of a grease gun. When the grease gun is used, the rear end of the flat nozzle of the grease gun is connected with the oil filling pipe or the grease gun, the front end of the flat nozzle of the grease gun is connected with the oil filling nozzle, grease for mechanical lubrication generates pressure under the action of the pressure rod of the grease gun, and the grease is injected into a part to be lubricated through the oil filling pipe, the flat nozzle of the grease gun and the oil filling nozzle in sequence. Due to the widespread use of butter, a wide variety of grease gun tips are also available on the market.

Patent CN202021383495.8 discloses a flat nozzle of a grease gun, which comprises a main body formed with a grease channel, a claw component connected with the main body and used for sealing and clamping the grease nozzle, a sliding sleeve capable of moving axially and rotating circumferentially relative to the main body, and a handle rotatably connected to the sliding sleeve; the main part outer wall forms the tooth section, and this tooth section includes the tooth portion of a plurality of circumference extension rounds, be equipped with circle tooth portion on the handle, when the relative sliding sleeve of handle rotates, circle tooth portion on the handle can pass sliding sleeve and tooth section cooperation, the relative main part axial displacement of drive sliding sleeve for claw subassembly centre gripping or release the glib talker.

However, the above technical solutions still have a number of drawbacks:

the structures of the handle and the tooth section on the outer wall of the main body are complex, so that the manufacturing difficulty is increased, and the production cost is increased; secondly, the claw piece of claw part subassembly installation is comparatively troublesome, has increased the equipment degree of difficulty.

Disclosure of Invention

The main object of the utility model is to overcome the defects in the prior art and provide a flat nozzle of a grease gun. The equipment has the advantages of simple structure, convenience in assembly and the like.

The utility model discloses a realize that the technical scheme that its technical purpose adopted is: the utility model provides a flat nozzle of grease gun, includes the clamping jaw who is used for centre gripping oil filler neck and the fixed sleeve pipe of being connected with the oil filler pipe, its structural feature does, still includes adapter sleeve, outer tube and drive spanner.

The front end of the clamping claw protrudes inwards and is used for clamping an oil filling nozzle, the clamping claw is a part of the front end of the connecting sleeve, and the rear end of the connecting sleeve is connected with the fixing sleeve.

The outer sleeve is sleeved outside the connecting sleeve and the clamping claws, and an elastic part is arranged between the outer sleeve and the connecting sleeve.

The driving spanner is arranged between the connecting sleeve and the fixing sleeve and is connected with the outer sleeve through a connecting part; and pulling the driving spanner to drive the connecting sleeve and the clamping jaw to extend out of the outer sleeve, and enabling the clamping jaw to clamp the oil filling nozzle to retreat into the outer sleeve to fix the oil filling nozzle.

Preferably, the front end of the fixed sleeve is provided with a convex thread section, the front end of the fixed sleeve is in threaded connection with the connecting sleeve through the thread section, and the thread section is used for being in threaded connection with the connecting sleeve.

Preferably, the driving wrench is sleeved outside the threaded section and arranged between the fixing sleeve and the connecting sleeve, and the driving wrench is wrenched to drive the connecting sleeve and the fixing sleeve to move relative to the outer sleeve.

Preferably, the elastic component is a spring, a first convex ring is arranged at the rear end of the connecting sleeve, the spring is arranged between the first convex ring and the outer sleeve, the connecting sleeve and the outer sleeve are maintained in a normal state through the arrangement of the spring, and when the spring is compressed, the connecting sleeve can move relative to the outer sleeve, so that the clamping claw extends out of the outer sleeve, the clamping oil filling nozzle is realized, the structure is simple, and meanwhile, the assembly is convenient.

Preferably, the connecting part is a fixed lock hook which is fixed on the outer sleeve in a winding manner, the driving wrench is provided with a fixed ring, and a lock hook part of the fixed lock hook hooks the edge of the fixed ring to be fixed. The fixed latch hook is connected with the outer sleeve and the driving spanner, so that the connection mode is simple and the assembly is convenient.

Preferably, the rear end of the outer sleeve is provided with a second convex ring, and the second convex ring limits the fixed lock hook to prevent the fixed lock hook from being separated from the outer sleeve.

Preferably, fixed intraductal first defeated oil pipe that is equipped with of cover, first defeated oil pipe is the rubber material.

Preferably, a second oil delivery pipe is arranged in the connecting sleeve, and the second oil delivery pipe is made of rubber materials.

Rubber material's first defeated oil pipe and second defeated oil pipe make fixed sleeve pipe and oil pipe be connected, the joint sleeve pipe is inseparabler with the connection contact of oil filler hole, prevents the oil leak.

The utility model has the advantages that: the clamping claw is arranged at the front end of the connecting sleeve and is a part of the front end of the connecting sleeve, so that the trouble of assembling the clamping claw is avoided, and the assembling process is simpler; the integral structure of the flat nozzle of the grease gun is simpler, the production cost is lower, and meanwhile, the assembly of the integral structure is simpler, so that the grease gun is convenient to popularize and use.

Drawings

Fig. 1 is a schematic view of the whole structure of the flat nozzle of the grease gun of the present invention.

Fig. 2 is an exploded view of the flat nozzle of the grease gun of the present invention.

Fig. 3 is a sectional view of the flat nozzle of the grease gun of the present invention.

Wherein: 1. fixing the sleeve; 11. a threaded segment; 2. connecting a sleeve; 21. a first convex ring; 3. a gripper jaw; 4. an outer sleeve; 41. a second convex ring; 5. driving the wrench; 51. a stationary ring; 6. an elastic member; 7. a connecting member; 8. a first oil delivery pipe; 9. a second oil delivery pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it should be noted that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it should be noted that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the product of the present invention is usually placed in when used, and are only for convenience of describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, in embodiment 1, a flat nozzle of a grease gun includes a fixing sleeve 1 connected to a grease filling pipe, a clamping claw 3 for clamping the grease filling nozzle, a connecting sleeve 2, an outer sleeve 4, and a driving wrench 5.

In this embodiment, the front end of the clamping claw 3 protrudes inward to clamp the fuel filler nozzle, the clamping claw is a part of the front end of the connecting sleeve 2, and the rear end of the connecting sleeve 2 is connected to the fixing sleeve 1. The clamping jaw is a part of the connecting sleeve, the clamping jaw can be opened under stress, the clamping jaw opens to clamp the oil filling nozzle, and the oil filling nozzle is relatively fixed in the outer sleeve, so that stable clamping of the oil filling nozzle is realized. Compare in traditional gripper jaw for split type, need the manual work to install on the fixing base, for the partly gripper jaw of the front end of adapter sleeve 2, removed gripper jaw's equipment process from, the equipment is more simple.

In this embodiment, the outer sleeve 4 is sleeved outside the connecting sleeve 2 and the clamping claw 3, and an elastic component 6 is disposed between the outer sleeve 4 and the connecting sleeve 2.

In this embodiment, the driving wrench 5 is disposed between the connection sleeve 2 and the fixing sleeve 1, and is connected to the outer sleeve 4 through the connection member 7; the driving wrench 5 is pulled to drive the connecting sleeve 2 and the clamping jaw 3 to extend out of the outer sleeve 4, and the clamping jaw clamps the oil filling nozzle and retreats into the outer sleeve 4 to fix the oil filling nozzle.

In this embodiment, the front end of the fixed sleeve 1 is provided with a protruding thread section 11, and is in threaded connection with the connecting sleeve 2 through the thread section 11, and the thread section is used for being in threaded connection with the connecting sleeve.

In this embodiment, referring to fig. 1 and 2, the driving wrench 5 is sleeved outside the threaded section 11 and disposed between the fixing sleeve and the connection sleeve, and the driving wrench is pulled to drive the connection sleeve and the fixing sleeve to move relative to the outer sleeve.

In this embodiment, the elastic member 6 is a spring, the first protruding ring 21 is disposed at the rear end of the connection sleeve 2, the spring is disposed between the first protruding ring 21 and the outer sleeve 4, the connection sleeve and the outer sleeve are maintained in a normal state by the arrangement of the spring, and when the spring is compressed, the connection sleeve can move relative to the outer sleeve, so that the clamping claws extend out of the outer sleeve, thereby realizing clamping of the oil filler neck.

In this embodiment, the connection component 7 is a fixing latch hook, the fixing latch hook is fixed on the outer sleeve 4 in a winding manner, the driving wrench 5 is provided with a fixing ring 51, and a latch hook portion of the fixing latch hook hooks the edge of the fixing ring 51 for fixing. The fixed latch hook is connected with the outer sleeve and the driving spanner, so that the connection mode is simple and the assembly is convenient.

In this embodiment, the rear end of the outer sleeve 4 is provided with a second protruding ring 41, and the second protruding ring 41 limits the fixing lock hook to prevent the fixing lock hook from being separated from the outer sleeve 4.

In example 2, referring to fig. 2 and 3, a first oil delivery pipe 8 is provided in the fixed sleeve 1, and the first oil delivery pipe 8 is made of rubber.

A second oil delivery pipe 9 is arranged in the connecting sleeve 2, and the second oil delivery pipe 9 is made of rubber.

The specific assembly procedure of example 1 is as follows: after the driving spanner is sleeved on the thread section, the fixed sleeve is in threaded connection with the connecting sleeve, after the connecting sleeve is sleeved with the spring, the connecting sleeve and the clamping claw extend into the outer sleeve, and finally, the locking hook part of the fixed locking hook sleeved outside the outer sleeve hooks the driving handle to complete the integral installation.

The using process is as follows: the fixing sleeve is connected with the oil filling pipe or the oil filling gun, the driving wrench is pressed after the fixing sleeve is connected with the oil filling pipe or the oil filling gun, the spring is compressed, the connecting sleeve and the clamping claw move relative to the outer sleeve, the clamping claw extends out of the outer sleeve, after the oil filling nozzle is clamped into the clamping claw, the clamping claw and the oil filling nozzle return to the outer sleeve under the action of the spring, the clamping claw stably clamps the oil filling nozzle under the action of the pipe wall of the outer sleeve, and oil filling can be carried out.

It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structures, equivalent processes or equivalent functional changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the scope of the present invention.

Claims

1. The utility model provides a flat nozzle of grease gun, includes fixed sleeve (1) and the gripper jaw (3) that are used for centre gripping nozzle of being connected with the oil filler pipe, its characterized in that: the device also comprises a connecting sleeve (2), an outer sleeve (4) and a driving wrench (5);

the front ends of the clamping claws (3) protrude inwards, the clamping claws (3) are part of the front ends of the connecting sleeves (2), and the rear ends of the connecting sleeves (2) are connected with the fixing sleeves (1);

the outer sleeve (4) is sleeved outside the connecting sleeve (2) and the clamping claw (3), and an elastic part (6) is arranged between the outer sleeve (4) and the connecting sleeve (2);

the driving wrench (5) is arranged between the connecting sleeve (2) and the fixing sleeve (1) and is connected with the outer sleeve (4) through a connecting part (7); the driving wrench (5) is pulled to drive the connecting sleeve (2) and the clamping claw (3) to extend out of the outer sleeve (4), and the clamping claw (3) clamps the oil filling nozzle and retreats into the outer sleeve (4) to fix the oil filling nozzle.

2. The flathead for a grease gun as recited in claim 1, wherein:

the front end of the fixed sleeve (1) is provided with a convex thread section (11), and the front end of the fixed sleeve is in threaded connection with the connecting sleeve (2) through the thread section (11).

3. The flathead for a grease gun as recited in claim 2, wherein:

the driving wrench (5) is sleeved outside the threaded section (11).

4. The flathead for a grease gun as recited in claim 1, wherein:

the elastic part (6) is a spring, a first convex ring (21) is arranged at the rear end of the connecting sleeve (2), and the spring is arranged between the first convex ring (21) and the outer sleeve (4).

5. The flathead for a grease gun as recited in claim 1, wherein:

the connecting part (7) is a fixed lock hook which is fixed on the outer sleeve (4) in a surrounding mode, the driving wrench (5) is provided with a fixing ring (51), and the lock hook part of the fixed lock hook hooks the edge of the fixing ring (51) to be fixed.

6. The flathead for a grease gun as recited in claim 5, wherein:

the rear end of the outer sleeve (4) is provided with a second convex ring (41), and the second convex ring (41) limits the fixed lock hook to prevent the fixed lock hook from being separated from the outer sleeve (4).

7. The flathead for a grease gun as recited in claim 1, wherein:

be equipped with first defeated oil pipe (8) in fixed sleeve pipe (1), first defeated oil pipe (8) are the rubber material.

8. The flathead for a grease gun as recited in claim 1, wherein:

and a second oil delivery pipe (9) is arranged in the connecting sleeve (2), and the second oil delivery pipe (9) is made of rubber.