CN215807820U

CN215807820U - Grease gun anti-blocking device with impurity filtering function

Info

Publication number: CN215807820U
Application number: CN202122339611.7U
Authority: CN
Inventors: 梁波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-11
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses an anti-blocking device for a grease gun with an impurity filtering function, and relates to the technical field of anti-blocking devices for grease guns. This grease gun prevents stifled ware with impurity filtering function, including preventing stifled casing, prevent the bottom outer wall fixedly connected with connecting bolt one of stifled casing, the inner wall threaded connection who prevents stifled casing has the screw thread piece, the top outer wall fixedly connected with connecting bolt two of screw thread piece, the inner wall threaded connection of connecting bolt two has the thread joint head, the bottom of screw thread piece is provided with the installation piece, the first filter screen of inner wall fixedly connected with of installation piece. Impurity is filtered through first filter screen, second filter screen and third filter screen, avoids impurity to the jam of grease rifle, through the stopper and the extrusion of block rubber to second filter screen, third filter screen, realizes the installation and the fixing to second filter screen and third filter screen, and the convenience is dismantled second filter screen and third filter screen.

Description

Grease gun anti-blocking device with impurity filtering function

Technical Field

The utility model relates to the technical field of grease gun anti-blocking devices, in particular to a grease gun anti-blocking device with an impurity filtering function.

Background

Grease guns are hand tools for grease filling of mechanical equipment. It can be selectively equipped with iron gun head or flat gun head oil nozzle. The grease gun has the advantages of simple operation, convenient carrying and wide application range, is a tool for filling lubricating grease into mechanical equipment, and is a necessary tool for vast agricultural machinery and maintenance centers. The grease gun has moderate price, labor saving, rapidness, convenient operation and larger pressure, and can meet the requirement of general mechanical oiling.

In the long-term use process of the grease gun, the grease inside is easy to agglomerate after long-term use, the grease contains impurities, the existing grease gun cannot filter the impurities in the grease, the grease gun oil injection pipeline is easy to block in the filling process, and the oil pipe is easy to be damaged due to excessive filling, so that the service life of the bearing is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-blocking device for a grease gun with an impurity filtering function, which is convenient for filtering impurities in grease and cleaning a filter screen.

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-blocking device of a grease gun with the function of filtering impurities comprises an anti-blocking shell, wherein the outer wall of the bottom of the anti-blocking shell is fixedly connected with a first connecting bolt, the inner wall of the anti-blocking shell is in threaded connection with a threaded block, the outer wall of the top of the threaded block is fixedly connected with a second connecting bolt, the inner wall of the second connecting bolt is in threaded connection with a threaded joint, the bottom of the threaded block is provided with an installation block, the inner wall of the installation block is fixedly connected with a first filter screen, the outer wall of the installation block is provided with notches, a limiting block is formed between the notches, the outer wall of one side of the limiting block is fixedly connected with a rubber block, the inner wall of one side of the installation block is fixedly connected with a limiting ring, the inner wall of the limiting ring is provided with a limiting groove, the inner wall of the installation block is provided with a second filter screen and a third filter screen, and the bottom of the inner wall of the second filter screen is fixedly connected with a spring, the one end fixedly connected with movable block that the second filter screen was kept away from to the spring, the outer wall swing joint of movable block has the connecting rod, the one end fixedly connected with cleaning brush of movable block is kept away from to the connecting rod.

Preferably, the outer wall of the top of the mounting block is fixedly connected with a clamping block, and the outer wall of the clamping block is clamped with the inner wall of the thread block.

Preferably, the outer walls of the second filter screen and the third filter screen are clamped with the inner wall of the limiting groove.

Preferably, the third filter screen is arranged on the outer side of the second filter screen, and the radius of the filter holes in the third filter screen is smaller than that of the filter holes in the second filter screen.

Preferably, the mounting block and the limiting block are made of plastic materials.

Preferably, the connecting rods and the cleaning brushes are distributed in an array mode by taking the circle center of the movable block as the center

Compared with the prior art, the grease gun anti-blocking device with the impurity filtering function has the following beneficial effects:

the utility model provides a grease gun anti-blocking device with an impurity filtering function, which is characterized in that impurities are filtered through a first filter screen, a second filter screen and a third filter screen, so that the grease gun is prevented from being blocked by the impurities, the second filter screen and the third filter screen are extruded through a limiting block and a rubber block, the second filter screen and the third filter screen are installed and fixed, and the second filter screen and the third filter screen are convenient to detach.

The utility model provides a grease gun anti-blocking device with a function of filtering impurities, wherein when liquid passes through a second filter screen and a third filter screen, a movable block is impacted to drive the movable block to move downwards, and when no liquid impacts, the movable block moves upwards under the reaction force of a spring, and a connecting rod and a cleaning brush are driven by the movable block to move upwards and downwards to clean the inner wall of the second filter screen, so that the second filter screen and the third filter screen are prevented from being blocked by large-particle impurities to influence the filtering effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention in partial cutaway configuration;

FIG. 3 is a schematic view of the mounting block structure of the present invention;

FIG. 4 is a schematic view of the bottom view of the mounting block of the present invention;

fig. 5 is a sectional structure diagram of the third filter screen of the present invention.

In the figure: 1. an anti-blocking housing; 2. connecting a first bolt; 3. a thread block; 4. a second connecting bolt; 5. a screw joint head; 6. mounting blocks; 7. a clamping block; 8. a first filter screen; 9. a limiting block; 10. a rubber block; 11. a limiting ring; 12. a limiting groove; 13. a second filter screen; 14. a third filter screen; 15. a spring; 16. a movable block; 17. a connecting rod; 18. a cleaning brush.

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.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: an anti-blocking device of a grease gun with the function of filtering impurities comprises an anti-blocking shell 1, wherein the bottom outer wall of the anti-blocking shell 1 is fixedly connected with a first connecting bolt 2, the inner wall of the anti-blocking shell 1 is in threaded connection with a threaded block 3, the top outer wall of the threaded block 3 is fixedly connected with a second connecting bolt 4, the inner wall of the second connecting bolt 4 is in threaded connection with a threaded joint 5, the bottom of the threaded block 3 is provided with an installation block 6, the top outer wall of the installation block 6 is fixedly connected with a clamping block 7, the outer wall of the clamping block 7 is clamped with the inner wall of the threaded block 3, the inner wall of the installation block 6 is fixedly connected with a first filter screen 8, the outer wall of the installation block 6 is provided with a notch, a limiting block 9 is formed between the notches, the installation block 6 and the limiting block 9 are made of plastic materials, when a second filter screen 13 and a third filter screen 14 move close to the limiting block 9, the limiting block 9 is extruded outwards and can rebound, carry on spacingly to second filter screen 13 and third filter screen 14, one side outer wall fixedly connected with block rubber 10 of stopper 9, block rubber 10 has the effect of protection second filter screen 13 and third filter screen 14, one side inner wall fixedly connected with spacing ring 11 of installation piece 6, spacing groove 12 has been seted up to spacing ring 11's inner wall, the inner wall of installation piece 6 is provided with second filter screen 13 and third filter screen 14, third filter screen 14 sets up in the outside of second filter screen 13, and the filtration pore radius on the third filter screen 14 is less than the filtration pore radius on the second filter screen 13, the outer wall of second filter screen 13 and third filter screen 14 and the inner wall joint of spacing groove 12.

In this embodiment, install this device on the grease gun through connecting bolt 2 and threaded joint head 5, filter impurity through first filter screen 8, second filter screen 13 and third filter screen 14, through the outer wall with second filter screen 13 and third filter screen 14 and the inner wall joint of spacing groove 12, stopper 9 and rubber block 10 are to the extrusion of second filter screen 13 and third filter screen 14, the realization is to the installation and the fixed of second filter screen 13 and third filter screen 14.

Example two:

referring to fig. 5, on the basis of the first embodiment, the present invention provides a technical solution: the inner wall bottom fixedly connected with spring 15 of second filter screen 13, the one end fixedly connected with movable block 16 of second filter screen 13 is kept away from to spring 15, and the outer wall swing joint of movable block 16 has connecting rod 17, and the one end fixedly connected with cleaning brush 18 of movable block 16 is kept away from to connecting rod 17, and connecting rod 17 and cleaning brush 18 use the centre of a circle of movable block 16 as the center and carry out the array distribution.

In this embodiment, filter the impurity that the granule is big through second filter screen 13, carry out further filtration to the foreign particles through third filter screen 14, can strike movable block 16 when liquid passes through in second filter screen 13 and the third filter screen 14, drive movable block 16 downstream, when not having liquid to strike, under the reaction force of spring 15, movable block 16 upward movement, movable block 16 drives connecting rod 17 and cleaning brush 18 up-and-down motion and cleans second filter screen 13 inner wall.

The working principle is as follows: when the device is used, the device is installed on a grease gun through the connecting bolt I2 and the threaded joint 5, impurities are filtered through the first filter screen 8, the second filter screen 13 and the third filter screen 14, the outer walls of the second filter screen 13 and the third filter screen 14 are clamped with the inner wall of the limiting groove 12, and the limiting block 9 and the rubber block 10 extrude the second filter screen 13 and the third filter screen 14 to realize the installation and fixation of the second filter screen 13 and the third filter screen 14; filter the big impurity of granule through second filter screen 13, carry out further filtration to the impurity granule through third filter screen 14, can strike movable block 16 when liquid passes through second filter screen 13 and third filter screen 14 in, drive movable block 16 downstream, when there is not liquid to strike, under the reaction force of spring 15, movable block 16 upward movement, movable block 16 drives connecting rod 17 and the 18 up-and-down motion of cleaning brush and cleans second filter screen 13 inner wall.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grease gun prevents stifled ware with filter impurity function, is including preventing stifled casing (1), its characterized in that: the anti-blocking device is characterized in that a first connecting bolt (2) is fixedly connected to the outer wall of the bottom of the anti-blocking shell (1), a threaded block (3) is connected to the inner wall of the anti-blocking shell (1) in a threaded manner, a second connecting bolt (4) is fixedly connected to the outer wall of the top of the threaded block (3), a threaded joint head (5) is connected to the inner wall of the second connecting bolt (4), an installation block (6) is arranged at the bottom of the threaded block (3), a first filter screen (8) is fixedly connected to the inner wall of the installation block (6), a notch is formed in the outer wall of the installation block (6), a limiting block (9) is formed between the notches, a rubber block (10) is fixedly connected to the outer wall of one side of the limiting block (9), a limiting ring (11) is fixedly connected to the inner wall of one side of the installation block (6), a limiting groove (12) is formed in the inner wall of the limiting ring (11), a second filter screen (13) and a third filter screen (14) are arranged on the inner wall of the installation block (6), inner wall bottom fixedly connected with spring (15) of second filter screen (13), the one end fixedly connected with movable block (16) of second filter screen (13) are kept away from in spring (15), the outer wall swing joint of movable block (16) has connecting rod (17), the one end fixedly connected with cleaning brush (18) of movable block (16) are kept away from in connecting rod (17).

2. The grease gun anti-blocking device with the impurity filtering function as claimed in claim 1, characterized in that: the top outer wall fixedly connected with fixture block (7) of installation piece (6), the outer wall of fixture block (7) and the inner wall joint of screw thread piece (3).

3. The grease gun anti-blocking device with the impurity filtering function as claimed in claim 1, characterized in that: the outer walls of the second filter screen (13) and the third filter screen (14) are clamped with the inner wall of the limiting groove (12).

4. The grease gun anti-blocking device with the impurity filtering function as claimed in claim 1, characterized in that: the third filter screen (14) is arranged on the outer side of the second filter screen (13), and the radius of the filter holes in the third filter screen (14) is smaller than that of the filter holes in the second filter screen (13).

5. The grease gun anti-blocking device with the impurity filtering function as claimed in claim 1, characterized in that: the mounting block (6) and the limiting block (9) are made of plastic materials.

6. The grease gun anti-blocking device with the impurity filtering function as claimed in claim 1, characterized in that: the connecting rods (17) and the cleaning brushes (18) are distributed in an array mode by taking the circle center of the movable block (16) as the center.