CN220817393U

CN220817393U - Charging barrel capable of being switched to contain scattered butter and bottled butter

Info

Publication number: CN220817393U
Application number: CN202322849506.7U
Authority: CN
Inventors: 张帅
Original assignee: Shanghai Ruibona Tool Manufacturing Co ltd
Current assignee: Shanghai Ruibona Tool Manufacturing Co ltd
Priority date: 2023-10-23
Filing date: 2023-10-23
Publication date: 2024-04-19
Anticipated expiration: 2033-10-23

Abstract

The application discloses a charging barrel capable of switching to contain grease and bottled grease, which comprises a barrel body; both ends of the cylinder body are opened, and a top cover is fixedly arranged on the outer wall of the upper end of the cylinder body; the piston assembly also comprises a first spring; the piston assembly is slidably mounted in the cylinder body along the length direction of the cylinder body, and the piston assembly is elastically connected with the top cover through a first spring; the piston assembly comprises a sealing ring, and the outer ring wall of the sealing ring is connected with the inner cylinder wall of the cylinder body in a matched manner; the piston assembly is provided with ventilation holes capable of being opened and closed. The application has the advantages that the piston component in the cylinder body is provided with the ventilation holes which can be opened and closed and adjusted, so that the whole charging cylinder is suitable for adding bulk butter and bottled butter, and can be switched under the state of containing the bulk butter and the bottled butter.

Description

Charging barrel capable of being switched to contain scattered butter and bottled butter

Technical Field

The application relates to the field of grease guns, in particular to a charging barrel capable of being switched to contain grease and bottled grease.

Background

The grease gun is a hand tool for filling mechanical equipment with grease. The grease gun is provided with a charging barrel for charging grease, the grease gun is internally provided with a spring, the spring is in a compressed state after the grease is charged, and the grease gun is continuously pushed into the grease gun by the compression elasticity of the spring.

In the current market, in the use process of bulk butter and bottled butter, different charging barrels are needed to be used for the butter gun; the bulk butter is directly filled in an external container and needs to be filled into a charging barrel by suction, so that a piston-like structure is designed in the charging barrel, the suction of the bulk butter is realized by pulling the piston, and after the butter is sucked, a spring provides pressure for the bulk butter through the piston, such as a self-suction type high-pressure manual butter gun with the publication number of CN 202580547U; the bottled butter is filled into the charging barrel, wherein a pushing component for compressing the bottled butter grease bottle cannot use a piston, and the piston is adopted, so that the two ends are not communicated, and in the process of compressing the grease bottle by the piston through a spring, the air pressure in the storage space of the grease bottle is lifted, the compression movement of the piston is caused to cause resistance, and the grease bottle is compressed to perform grease extrusion effect, such as a fuel-saving grease gun using bottled grease with the publication number of CN 2130232Y; in summary, there is a lack of a charging cartridge for bulk butter and for bottled butter in the prior art.

Therefore, a charging barrel capable of switchably containing the scattered butter and the bottled butter is provided for solving the problems.

Disclosure of Invention

In this embodiment, a charging barrel capable of being switched to contain grease and bottled grease is provided, which is used for solving the problem that a filling gun charging barrel applicable to both bulk grease and bottled grease is lacking in the prior art.

According to one aspect of the present application, there is provided a cartridge for switchably containing butter and bottled butter, comprising a cartridge body; both ends of the cylinder body are opened, and a top cover is fixedly arranged on the outer wall of the upper end of the cylinder body; the piston assembly also comprises a first spring; the piston assembly is slidably mounted in the cylinder body along the length direction of the cylinder body, and the piston assembly is elastically connected with the top cover through a first spring; the piston assembly comprises a sealing ring, and the outer ring wall of the sealing ring is connected with the inner cylinder wall of the cylinder body in a matched manner; the piston assembly is provided with ventilation holes capable of being opened and closed.

Further, the piston assembly further comprises a round shell, a rotary round seat and a round cover plate; the rotary round seat is connected to the inside of the round shell in a clearance fit manner, round openings are formed in the bottom end and the top end of the round shell, the bottom end of the rotary round seat is embedded into the inside of the round opening in the bottom end of the round shell, and a round cover plate is fixedly embedded into the round opening in the top end of the round shell; the sealing ring is sleeved on the outer cylindrical surface of the round shell.

Further, the ventilation holes are formed in the round cover plate, the number of the ventilation holes is two, and the two ventilation holes are symmetrically arranged about the axis of the piston assembly; the rotary round seat is provided with two communicating holes which are matched with the air holes, the two communicating holes are symmetrically arranged relative to the axis of the piston assembly, and the distance between the air holes and the axis of the piston assembly is equal to the distance between the communicating holes and the axis of the piston assembly.

Further, a semicircular arc groove is formed in the top end of the rotary circular seat, and the circle center of the semicircular arc groove is located on the axis of the piston assembly; and a positioning column is slidably arranged in the semicircular groove, and one end of the positioning column is fixedly connected with the circular cover plate.

Further, the cross section of the rotary round seat is of a T-shaped structure.

Further, a plurality of screws are arranged on the periphery of the round cover plate, and the round cover plate is connected with the round shell through the screws.

Further, a plurality of concave holes are formed in the upper end face of the rotary round seat, and second springs are arranged in the concave holes.

Further, an external thread is arranged on the outer wall of the bottom end of the cylinder body.

Further, a chain is fixedly arranged on the disc body of the piston assembly, one end of the chain is fixedly connected with a lifting head, and the lifting head is arranged outside the cylinder body; an upper through hole is formed in the top cover, and the chain penetrates through the through hole.

Further, an annular groove is formed in the bottom end of the rotary round seat.

The application has the advantages that: compared with the prior art, the charging barrel capable of switching the grease and the bottled grease is provided with the air holes which can be opened and closed and adjusted on the piston component in the barrel, so that the whole charging barrel is suitable for adding bulk grease and bottled grease and can be switched under the state of containing the bulk grease and the bottled grease; when the device is used for loading the bulk butter, the upper part and the lower part of the piston assembly are not communicated by closing the air holes, the lower end of the cylinder body is vacuumized by driving the piston assembly to move upwards, the bulk butter is sucked, and the sucked bulk butter cannot enter air, so that the loading effect is ensured; when being used for packing into bottled butter, through opening the bleeder vent, make the piston subassembly communicate from top to bottom, when having ensured bottled butter to add, piston subassembly lower extreme intercommunication outside air, piston subassembly upper and lower both ends atmospheric pressure equals throughout, and piston subassembly removes the in-process, and guarantee first spring can not receive the atmospheric pressure influence to the grease bottle extrusion of bottled butter.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of an overall structure of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a piston assembly according to one embodiment of the present application;

FIG. 4 is a schematic view of the bottom of a piston assembly according to an embodiment of the present application;

fig. 5 is a schematic structural view of a rotary dome top according to an embodiment of the present application.

In the figure: 1. a cylinder; 2. an external thread; 3. a top cover; 4. an upper through hole; 5. a chain; 6. a pull head; 7. a piston assembly; 701. a round shell; 702. rotating the round seat; 703. a seal ring; 704. a round cover plate; 705. a screw; 706. a communication hole; 707. ventilation holes; 708. concave holes; 709. a second spring; 710. positioning columns; 711. a semicircular arc groove; 712. an annular groove; 8. a first spring.

Detailed Description

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-5, a switchable filling cartridge for containing butter and bottled butter comprises a cartridge body 1; both ends of the cylinder body 1 are opened, and a top cover 3 is fixedly arranged on the outer wall of the upper end of the cylinder body 1; also comprising a piston assembly 7 and a first spring 8; the piston assembly 7 is slidably mounted in the cylinder 1 along the length direction of the cylinder 1, and the piston assembly 7 is elastically connected with the top cover 3 through a first spring 8; the piston assembly 7 comprises a sealing ring 703, and the outer ring wall of the sealing ring 703 is connected with the inner cylinder wall of the cylinder body 1 in a matching way; the piston assembly 7 is provided with an air vent 707 which can be opened and closed.

The piston assembly 7 further comprises a circular housing 701, a rotary circular seat 702 and a circular cover plate 704; the rotary round seat 702 is connected to the inside of the round shell 701 in a clearance fit manner, round openings are formed in the bottom end and the top end of the round shell 701, the bottom end of the rotary round seat 702 is embedded into the inside of the round opening in the bottom end of the round shell 701, and a round cover plate 704 is fixedly embedded into the round opening in the top end of the round shell 701; the sealing ring 703 is sleeved on the outer cylindrical surface of the circular shell 701.

In a specific implementation, the ventilation holes 707 are formed in the circular cover plate 704, and the number of the ventilation holes 707 is two, and the two ventilation holes 707 are symmetrically arranged about the axis of the piston assembly 7; the rotary round seat 702 is provided with two communication holes 706 which are matched with the air holes 707, the two communication holes 706 are symmetrically arranged about the axis of the piston assembly 7, and the distance between the air holes 707 and the axis of the piston assembly 7 is equal to the distance between the communication holes 706 and the axis of the piston assembly 7; the top end of the rotary circular base 702 is provided with a semicircular arc groove 711, and the center of the semicircular arc groove 711 is positioned on the axis of the piston assembly 7; a positioning column 710 is slidably mounted in the semicircular groove 711, and one end of the positioning column 710 is fixedly connected with the circular cover plate 704; referring to fig. 3 and 5, in which the positioning posts 710 are positioned in either end of the semicircular grooves 711, the communication holes 706 are aligned with the ventilation holes 707 to facilitate judgment of the alignment.

The cross section of the rotary round base 702 is of a T-shaped structure.

The circumference of the round cover plate 704 is provided with a plurality of screws 705, and the round cover plate 704 is connected with the round shell 701 through the screws 705, so that the installation of the round cover plate 704 is realized.

The upper end surface of the rotary circular seat 702 is provided with a plurality of concave holes 708, and second springs 709 are arranged in the concave holes 708, wherein the second springs 709 are in a compressed state, and the two ends of the second springs are pressed against the rotary circular seat 702 and the circular cover plate 704 to provide friction force, so that the friction force of the rotary circular seat 702 after rotation is increased.

An external thread 2 is arranged on the outer wall of the bottom end of the cylinder body 1, and the cylinder body 1 is connected with an external oiling gun through the external thread 2.

A chain 5 is fixedly arranged on a disc body of the piston assembly 7, one end of the chain 5 is fixedly connected with a pull head 6, and the pull head 6 is arranged outside the cylinder body 1; an upper through hole 4 is formed in the top cover 3, and the chain 5 penetrates through the through hole.

An annular groove 712 is formed at the bottom end of the rotary circular base 702 to provide a rotary holding position of the rotary circular base 702.

The using method comprises the following steps: when the charging barrel capable of switchably containing the grease and bottled grease is used, as shown in fig. 2-3, the piston assembly 7 is positioned at the lowest part of the barrel 1, the grease is not added at this time, the communication hole 706 is aligned with the ventilation hole 707, and the positioning column 710 is positioned at one end in the semicircular arc groove 711; when bulk butter is added, a rotary holding position is provided through the annular groove 712, the rotary round seat 702 is rotated, the communication holes 706 are not aligned with the ventilation holes 707, and the upper part and the lower part of the piston assembly 7 are not communicated; the bottom end of the cylinder body 1 is inserted into bulk butter, then the pulling head 6 is pulled, the pulling piston assembly 7 is pulled to move through the chain 5, the piston assembly 7 sucks the lower end of the cylinder body 1, butter enters the cylinder body 1, meanwhile, the first spring 8 is compressed, then the cylinder body 1 is installed on a butter gun through the external thread 2, the butter gun is used, and butter is continuously pushed into the butter gun through the compression elasticity of the first spring 8;

When the bottle-shaped butter is added, the rotary round seat 702 is rotated at will until the rotary round seat 702 cannot be rotated, the locating column 710 reaches one end of the semicircular groove 711, the locating column 710 is blocked by the groove wall at one end of the semicircular groove 711, namely the rotary round seat 702 cannot be rotated, at this time, the communication hole 706 is aligned with the air hole 707, and through the design of the locating column 710 and the semicircular groove 711, the function of aligning and locating the communication hole 706 with the air hole 707 is used, so that a user can conveniently judge whether the communication hole 706 is aligned with the air hole 707; after the communication hole 706 is aligned with the air hole 707, the upper part and the lower part of the piston assembly 7 are communicated, bottle-shaped butter, namely the bottle mouth of the grease bottle is connected with the oil inlet of the oil gun, then the lifting head 6 is pulled, the piston assembly 7 is pulled to move through the chain 5 to compress the first spring 8, then the cylinder 1 is filled with the bottle-shaped butter through the bottom end, the cylinder 1 is connected with the grease gun through the external thread 2, the piston assembly 7 is pressed on the grease bottle through the compression elasticity of the first spring 8, the grease in the grease bottle is reduced in the use process of the oil gun, and as the grease bottle is a telescopic bottle body, such as a grease packaging bottle for the grease gun with the bulletin number CN2797219Y, the bottle body of the grease bottle is compressed through the compression elasticity of the first spring 8, and the butter in the grease bottle is extruded; wherein bottled butter use in-process, piston assembly 7 upper and lower part intercommunication further through the through-hole on the top cap 3 for piston assembly 7 lower part and outside air intercommunication have avoided piston assembly 7 upper and lower part not to communicate and carry out down the removal in-process, and lower part atmospheric pressure continuously increases, causes the resistance for piston assembly 7, thereby causes the influence to the compression of grease bottle.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A charging barrel capable of switching to contain butter and bottled butter, which comprises a barrel body (1); both ends of the cylinder body (1) are open, and a top cover (3) is fixedly arranged on the outer wall of the upper end of the cylinder body (1); the method is characterized in that: the piston assembly (7) and the first spring (8) are also included;

The piston assembly (7) is slidably arranged inside the cylinder (1) along the length direction of the cylinder (1), and the piston assembly (7) is elastically connected with the top cover (3) through a first spring (8);

The piston assembly (7) comprises a sealing ring (703), and the outer ring wall of the sealing ring (703) is connected with the inner cylinder wall of the cylinder body (1) in a matching way;

An air hole (707) which can be opened and closed is formed in the piston assembly (7).

2. The switchable cartridge for containing bulk butter and bottled butter according to claim 1, characterized in that: the piston assembly (7) further comprises a round shell (701), a rotary round seat (702) and a round cover plate (704); the rotary round seat (702) is connected to the inside of the round shell (701) in a clearance fit manner, round openings are formed in the bottom end and the top end of the round shell (701), the bottom end of the rotary round seat (702) is embedded into the inside of the round opening in the bottom end of the round shell (701), and a round cover plate (704) is fixedly embedded into the round opening in the top end of the round shell (701); the sealing ring (703) is sleeved on the outer cylindrical surface of the round shell (701).

3. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: the ventilation holes (707) are formed in the round cover plate (704), the number of the ventilation holes (707) is two, and the two ventilation holes (707) are symmetrically arranged about the axis of the piston assembly (7); the rotary round seat (702) is provided with two communicating holes (706) which are matched with the air holes (707), the two communicating holes (706) are symmetrically arranged about the axis of the piston assembly (7), and the distance between the air holes (707) and the axis of the piston assembly (7) is equal to the distance between the communicating holes (706) and the axis of the piston assembly (7).

4. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: a semicircular arc groove (711) is formed in the top end of the rotary circular seat (702), and the center of the semicircular arc groove (711) is positioned on the axis of the piston assembly (7); and a positioning column (710) is slidably arranged in the semicircular groove (711), and one end of the positioning column (710) is fixedly connected with the round cover plate (704).

5. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: the cross section of the rotary round seat (702) is of a T-shaped structure.

6. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: the circumference of the round cover plate (704) is provided with a plurality of screws (705), and the round cover plate (704) is connected with the round shell (701) through the screws (705).

7. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: a plurality of concave holes (708) are formed in the upper end face of the rotary round seat (702), and second springs (709) are arranged in the concave holes (708).

8. The switchable cartridge for containing bulk butter and bottled butter according to claim 1, characterized in that: an external thread (2) is arranged on the outer wall of the bottom end of the cylinder body (1).

9. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: a chain (5) is fixedly arranged on a disc body of the piston assembly (7), one end of the chain (5) is fixedly connected with a lifting head (6), and the lifting head (6) is arranged outside the cylinder body (1); an upper through hole (4) is formed in the top cover (3), and the chain (5) penetrates through the through hole.

10. The switchable cartridge for containing bulk butter and bottled butter according to claim 2, characterized in that: an annular groove (712) is formed in the bottom end of the rotary round seat (702).