CN218972377U

CN218972377U - Manual butter sucking and injecting device and manual butter sucking and injecting gun

Info

Publication number: CN218972377U
Application number: CN202320042770.7U
Authority: CN
Inventors: 李丽萍
Original assignee: Zhejiang Suoli Industry And Trade Co ltd
Current assignee: Zhejiang Suoli Industry And Trade Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-05
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to a manual butter sucking and injecting device and a manual butter sucking and injecting gun, comprising a nipple, a plunger, a pump body and a rocker, wherein the pump body is provided with an oil inlet, an oil outlet and a plunger cavity, the oil inlet and the oil outlet are both communicated with the plunger cavity, the oil outlet is communicated with the nipple, a one-way valve is arranged in the oil outlet, the plunger comprises a plunger end and a hinged end, the plunger end is in sliding connection with the plunger cavity, the manual butter sucking and injecting device further comprises a sliding rail and a sliding block, the sliding rail is in rotary connection with the pump body, the sliding block is in pin joint with the rocker, one end of the sliding block is in sliding connection with the sliding rail, the other end of the sliding block is hinged with the hinged end of the plunger, and when the rocker is cranked, one end of the sliding block slides on the sliding rail and drives the sliding rail to rotate relative to the pump body, and the other end of the sliding block drives the plunger to reciprocate in the plunger cavity. The utility model can reduce the radial force of the plunger cavity on the plunger, not only improves the operation flexibility, but also prolongs the service lives of the plunger cavity and the plunger.

Description

Manual butter sucking and injecting device and manual butter sucking and injecting gun

Technical Field

The utility model relates to the field of butter filling, in particular to a manual butter sucking and injecting device and a manual butter sucking and injecting gun.

Background

In the chinese patent specification CN1105847C, a vacuum self-priming energy-saving high-pressure grease gun is disclosed, and a hand pump mechanism is used to realize grease sucking and injection, in which the connecting piece is a two-force rod and is only subjected to axial force, which results in that the upward force of the rocker rod can only be counteracted by the plunger force by the plunger cavity, therefore, the "jamming" phenomenon of the mechanism is often induced, and the friction force between the plunger and the plunger cavity is larger, thereby reducing the service lives of the plunger and the plunger cavity, and the improvement is needed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the manual butter sucking and injecting device and the manual butter sucking and injecting gun which can reduce the acting force between the plunger cavity and the plunger, and have simple structure and more flexible operation.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a manual butter device of annotating that inhales, includes glib, plunger, the pump body and rocker, the pump body has oil inlet, oil-out and plunger chamber, oil inlet and oil-out all communicate with the plunger chamber, the oil-out communicates with the glib, be equipped with the check valve in the oil-out, the plunger includes plunger end and articulated end, plunger end and plunger chamber sliding connection still include slide rail and slider, the slide rail rotates with the pump body to be connected, the slider pin joint is on the rocker, slider one end and slide rail sliding connection, the other end articulates with the articulated end of plunger, during hand rocker, slider one end slides and drives the slide rail and rotate for the pump body on the slide rail, the slider other end drives the plunger and reciprocates in the plunger chamber.

Further, the rocker and the sliding rail are both positioned on one side of the pump body, the sliding block is positioned on the inner side of the rocker, and the sliding rail is positioned on the inner side of the pump body.

Further, the slide rail includes two curb plates of parallel arrangement, the both ends of two curb plates are connected through the round pin axle respectively, the epaxial antifriction bearing that has all been overlapped of round pin at two curb plate both ends, the relative outside of two curb plates all is connected with the pivot that is located same axis, the slide rail passes through the pivot pin joint on the pump body.

Further, the upper end of the pump body is provided with a sliding rail rotating connecting frame, the sliding rail rotating connecting frame is provided with a sliding rail pivoting groove, the notch of the sliding rail pivoting groove and the cavity opening of the plunger cavity are both positioned on the same side of the pump body, the sliding rail is pivoted between two side walls of the sliding rail pivoting groove through a pivot, and the pivot is positioned on the outer side above the pump body.

Further, the slider includes first slide and second slide, the one end laminating of first slide and second slide, and all with antifriction bearing sliding connection forms the articulated space between the other end of first slide and second slide, the articulated end of plunger stretches into in the articulated space and articulated with it, first slide and second slide all pass through two round pin axles cross-under on the rocker.

Further, the oil outlet is arranged at the upper end of the pump body, and the oil inlet is arranged at the lower end of the pump body.

The utility model provides a manual grease gun that inhales annotates, includes as above a manual grease device that inhales annotates still includes oil drum, piston, pull rod and extrusion spring, pump body lower extreme and oil drum upper end sealing connection, the piston is located oil drum and sliding connection with it, the pump body, oil drum and piston form butter holding cavity jointly, oil inlet and butter holding cavity intercommunication on the pump body, be connected with the oil drum end cover on the oil drum lower extreme, extrusion spring is located between piston and the oil drum end cover, the pull rod is connected with the piston and passes extrusion spring and oil drum end cover.

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

according to the utility model, the sliding rail is rotationally connected with the pump body, and the sliding block is arranged on the rocker, so that a connecting rod in the hand pump mechanism is replaced, and therefore, the force of the rocker rod can be shared by the rotating sliding rail, and the acting force between the plunger cavity and the plunger is reduced, so that the operation is more flexible, the service lives of the plunger cavity and the plunger are prolonged, and the device has the advantages of simple structure and the like.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of a manual butter sucking and injecting device according to the present utility model.

Fig. 2 is an exploded view of an embodiment of a manual butter sucking and pouring device according to the present utility model.

Fig. 3 is a schematic cross-sectional view of an embodiment of a manual butter sucking and pouring device of the present utility model.

FIG. 4 is a schematic cross-sectional view of a manual suction grease gun of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to examples given in the accompanying drawings.

As shown in fig. 1 to 3, the manual butter sucking and injecting device comprises a nipple 1, a plunger 2, a pump body 3 and a rocker 4, wherein the pump body 3 is provided with an oil inlet 31, an oil outlet 32 and a plunger cavity 33, the oil inlet 31 and the oil outlet 32 are both communicated with the plunger cavity 33, the oil outlet 32 is communicated with the nipple 1, a one-way valve 321 is arranged in the oil outlet 32, the plunger 2 comprises a plunger end 21 and a hinged end 22, the plunger end 21 is in sliding connection with the plunger cavity 33, the manual butter sucking and injecting device further comprises a sliding rail 5 and a sliding block 6, the sliding rail 5 is in rotational connection with the pump body 3, the sliding block 6 is in pin joint with the rocker 4, one end of the sliding block 6 is in sliding connection with the sliding rail 5, the other end of the sliding block 6 is hinged with the hinged end 22 of the plunger 2, and when the rocker 4 is cranked, one end of the sliding block 6 slides on the sliding rail 5 and drives the sliding rail 5 to rotate relative to the pump body 3, and the other end of the sliding block 6 drives the plunger 2 to slide to reciprocate in the plunger cavity 33.

The butter filling principle of the manual butter sucking and injecting device is as follows: when the rocker 4 rotates outwards relative to the pump body 3, the plunger 2 moves outwards to enlarge the volume of an oil cavity formed between the plunger end 21 and the plunger cavity 33, and the one-way valve 321 is closed at the moment, so that negative pressure is generated, and grease is automatically sucked into the plunger cavity 33 from the oil inlet 31; when the rocker 4 rotates inwards relative to the pump body 3, the volume of the oil cavity is reduced, the pressure is increased, and butter under high pressure pushes the one-way valve 321 open and is ejected out through the oil nozzle 1.

As described above, the rocker 4 and the slide rail 5 are both positioned on one side of the pump body 3, the slide block 6 is positioned on the inner side of the rocker 4, and the slide rail 5 is positioned on the inner side of the pump body 3, so that the structure is compact and the appearance is attractive.

As described above, the slide rail 5 includes two parallel side plates 51, two ends of the two side plates 51 are connected by pin shafts respectively, the pin shafts at two ends of the two side plates 51 are sleeved with the rolling bearings 52, the opposite outer sides of the two side plates 52 are connected with the pivot shafts 53 on the same axis, and the slide rail 5 is pivoted on the pump body 3 by the pivot shafts 53, so that the slide rail 5 is formed with a simple structure, which is beneficial to reducing the cost.

As described above, the upper end of the pump body 3 is provided with the sliding rail rotating connecting frame 34, the sliding rail rotating connecting frame 34 is provided with the sliding rail pivoting groove 35, the notch of the sliding rail pivoting groove 35 and the cavity opening of the plunger cavity 33 are both positioned on the same side of the pump body 3, the sliding rail 5 is pivoted between two side walls of the sliding rail pivoting groove 35 through the pivot 53, and the pivot 53 is positioned on the outer side above the pump body 3.

As described above, the sliding block 6 includes the first sliding plate 61 and the second sliding plate 62, one ends of the first sliding plate 61 and the second sliding plate 62 are attached and are slidably connected with the rolling bearing 52, a hinge space 63 is formed between the other ends of the first sliding plate 61 and the second sliding plate 62, the hinge end 22 of the plunger 2 extends into the hinge space 63 and is hinged with the hinge space 63, and the first sliding plate 61 and the second sliding plate 62 are connected to the rocker 4 through two pins in a penetrating manner, so that the structure is more compact and smart.

As described above, the oil outlet 32 is provided at the upper end of the pump body 3, and the oil inlet 31 is provided at the lower end of the pump body 3, so that the structure is more compact and the expansion design of the structure is facilitated.

As shown in fig. 4, the manual grease sucking and injecting gun of the utility model comprises the manual grease sucking and injecting device, and further comprises an oil cylinder 7, a piston 8, a pull rod 9 and an extrusion spring 10, wherein the lower end of the pump body 3 is in sealing connection with the upper end of the oil cylinder 7, the piston 8 is positioned in the oil cylinder 7 and is in sliding connection with the oil cylinder 7, the pump body 3, the oil cylinder 7 and the piston 8 jointly form a grease accommodating chamber 11, an oil inlet 31 on the pump body 3 is communicated with the grease accommodating chamber 11, the lower end of the oil cylinder 7 is connected with an oil cylinder end cover 12, the extrusion spring 10 is positioned between the piston 8 and the oil cylinder end cover 12, and the pull rod 9 is connected with the piston 8 and penetrates through the extrusion spring 10 and the oil cylinder end cover 12, so that the grease in the grease accommodating chamber 11 is automatically supplied upwards.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the specific embodiments described herein, but is to be accorded the full scope of the claims.

Claims

1. The utility model provides a manual butter device of annotating that inhales, includes glib, plunger, the pump body and rocker, the pump body has oil inlet, oil-out and plunger chamber, oil inlet and oil-out all communicate with the plunger chamber, the oil-out communicates with the glib, be equipped with the check valve in the oil-out, the plunger includes plunger end and articulated end, plunger end and plunger chamber sliding connection, its characterized in that: still include slide rail and slider, the slide rail rotates with the pump body to be connected, the slider pin joint is on the rocker, slider one end is articulated with slide rail sliding connection, the articulated end of the other end and plunger, during hand rocker, slider one end slides and drives the slide rail and rotate for the pump body on the slide rail, the slider other end drives the plunger and reciprocates the slip in the plunger intracavity.

2. A manual butter sucking and injecting device as claimed in claim 1, wherein: the rocker and the sliding rail are both positioned on one side of the pump body, the sliding block is positioned on the inner side of the rocker, and the sliding rail is positioned on the inner side of the pump body.

3. A manual butter sucking and injecting device according to claim 1 or 2, characterized in that: the sliding rail comprises two side plates which are arranged in parallel, two ends of the two side plates are respectively connected through pin shafts, rolling bearings are sleeved on the pin shafts at two ends of the two side plates, the opposite outer sides of the two side plates are respectively connected with a pivot shaft positioned on the same axis, and the sliding rail is pivoted on the pump body through the pivot shafts.

4. A manual butter sucking and injecting device as claimed in claim 3, wherein: the upper end of the pump body is provided with a sliding rail rotating connecting frame, the sliding rail rotating connecting frame is provided with a sliding rail pivoting groove, the notch of the sliding rail pivoting groove and the cavity opening of the plunger cavity are both positioned on the same side of the pump body, the sliding rail is pivoted between two side walls of the sliding rail pivoting groove through a pivot, and the pivot is positioned on the outer side above the pump body.

5. A manual butter sucking and injecting device as claimed in claim 3, wherein: the sliding block comprises a first sliding plate and a second sliding plate, one ends of the first sliding plate and the second sliding plate are attached, the first sliding plate and the second sliding plate are connected with the rolling bearing in a sliding mode, a hinge space is formed between the other ends of the first sliding plate and the second sliding plate, the hinge end of the plunger extends into the hinge space and is hinged to the hinge space, and the first sliding plate and the second sliding plate are connected to the rocker in a penetrating mode through two pin shafts.

6. A manual butter sucking and injecting device as claimed in claim 1, wherein: the oil outlet is arranged at the upper end of the pump body, and the oil inlet is arranged at the lower end of the pump body.

7. A manual grease sucking and injecting gun, comprising a manual grease sucking and injecting device as claimed in any one of claims 1 to 6, characterized in that: the oil pump is characterized by further comprising an oil cylinder, a piston, a pull rod and an extrusion spring, wherein the lower end of the pump body is in sealing connection with the upper end of the oil cylinder, the piston is located in the oil cylinder and is in sliding connection with the oil cylinder, a butter accommodating cavity is formed by the pump body, the oil cylinder and the piston together, an oil inlet on the pump body is communicated with the butter accommodating cavity, an oil cylinder end cover is connected to the lower end of the oil cylinder, the extrusion spring is located between the piston and the oil cylinder end cover, and the pull rod is connected with the piston and penetrates through the extrusion spring and the oil cylinder end cover.