CN217714486U - Manual oil ejector - Google Patents

Abstract

The utility model relates to the technical field of oil injectors, in particular to a manual oil injector, which comprises a tank body and a sealing cover, wherein an oil outlet nozzle is arranged on the sealing cover, a piston is arranged in the tank body, a pull cylinder connected with the piston is inserted on the tank body, a sealing limit ring is arranged at the lower end opening of the pull cylinder, a threaded cover is in threaded connection with the upper end of the opening of the pull cylinder, a rotating rod is fixedly connected on the threaded cover, the lower end of the rotating rod is rotatably connected with a sealing block which is in butt joint with the sealing limit ring, the upper end of the rotating rod extending out of the threaded cover is connected with a handle, and a detachable sealing plug is arranged in the oil outlet nozzle; this manual grease squirt through setting up such as dwang, spacing sealing ring and sealed piece, when there is the air in the grease squirt inside, can remove the air under the prerequisite of not extravagant lubricating grease, not only provide convenience when pressing the piston for the later stage, still effectively avoided the inhomogeneous drawback of later stage oiling to satisfy people's user demand.

Description

Manual oil ejector

Technical Field

The utility model relates to an oil ejector technical field specifically discloses a manual oil ejector.

Background

After the coal mining mechanical equipment is installed, smoothness and tightness tests of oil injection are needed to be performed on a lubricating system of the coal mining mechanical equipment. In the smoothness and tightness test of the lubricating system, various test operations need to be performed before the oil injection pump matched with the oil injection system is not put into use, and at this time, a manual oil injector is often needed to perform the oil injection test on the lubricating system of the coal mining mechanical equipment.

Utility model patent with application number 2009202479674 just discloses a practical manual oil ejector, including jar body, piston, front end housing, rear end cap, backstop piece, biography square piece, transfer line, handle. The oil injection device is characterized in that a front flange and a rear flange are arranged at the front end and the rear end of the tank body, an oil outlet nozzle is arranged on a front end cover, the oil outlet nozzle is fixedly connected to the front end cover, the front end cover is fixed to the front flange at the front end of the tank body through bolts and is sealed by an O-shaped sealing ring, a transmission rod is fixedly connected to the rear end cover, the transmission rod is screwed into the transmission rod through threads of the transmission rod, the transmission rod is screwed into the transmission rod and then pushed into a piston, the piston is fixed to the piston through a stop block, the piston is arranged in the tank body and is sealed by the O-shaped sealing ring arranged on the piston, the rear end cover is fixed to the rear flange at the rear end of the tank body through bolts, and a handle penetrates through a through hole formed in the rear end of the transmission rod to form the manual oil injector. The utility model discloses a practical manual grease squirt has easy operation, removes the convenience, annotates oil pressure height, advantage such as oiling volume is big. However, in the actual use process, when the added lubricating grease can not be completely filled, air is easy to exist in the tank body, and the air can not be discharged in time in the oil extruding and injecting process, so that inconvenience is caused when the piston is extruded in the later period, and the defect of uneven oil injecting in the later period can be caused. In addition, the front end cover of the manual oil ejector is connected through the flange and the bolt assembly, so that the manual oil ejector is inconvenient to disassemble in the later period when lubricating grease is added, and even the manual oil ejector needs to be disassembled by means of an auxiliary tool, so that the manual oil ejector is inconvenient to use, and the oil injection efficiency is reduced. Therefore, aiming at the problems existing in the prior manual oil injector, the application provides the manual oil injector which can effectively solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior manual oil injector is not enough in the background art, and designing the manual oil injector which can effectively solve the technical problem.

The utility model discloses a realize through following technical scheme:

the utility model provides a manual oil ejector, includes a jar body and sealed lid, sealed covering is equipped with out glib talker, be provided with the piston in the jar body, it is equipped with the slide that is connected with the piston to insert on the jar body, the lower extreme opening part of slide is provided with sealed spacing ring, the opening upper end threaded connection of slide has the screw cap, fixedly connected with dwang is covered to the screw cap, the lower extreme of dwang rotates the sealed piece that is connected with sealed spacing ring looks butt, and the upper end that the screw cap was stretched out to the dwang is connected with the handle, be provided with the detachable sealing plug in the play glib talker.

As the further setting of above-mentioned scheme, the both ends of the jar body all are connected with the limiting plate, the both ends of sealed lid all are connected with the spliced pole, set up the logical groove with spliced pole looks adaptation on the limiting plate, set up flutedly on the spliced pole, and swivelling joint has the cardboard in the recess, be connected with the spring between cardboard and the recess inner wall.

As the further setting of above-mentioned scheme, the front and back end of cardboard all is connected with the slider, all seted up on the inner wall around the recess inner chamber with slider assorted arc spout.

As a further arrangement of the scheme, the sealing cover and the lower end opening of the tank body are provided with sealing rings.

As a further arrangement of the proposal, a rubber ring which is attached to the inner wall of the tank body is arranged on the outer side surface of the piston.

As a further arrangement of the above scheme, the sealing cover is connected with a soft connecting strip, and the sealing plug is connected with the end of the connecting strip.

Has the advantages that:

1) This manual grease squirt through setting up such as dwang, spacing sealing ring and sealed piece, when there is the air in the grease squirt inside, can remove the air under the prerequisite of not extravagant lubricating grease, not only provide convenience when pressing the piston for the later stage, still effectively avoided the inhomogeneous drawback of later stage oiling to satisfy people's user demand.

2) This manual grease squirt through setting up such as limiting plate, cardboard and spring, makes the sealed lid of manual grease squirt be connected with the mode that the jar body adopted the joint, can not borrow any appurtenance when adding lubricating grease can be quick with the front end housing with jar body separate, not only for the staff brings conveniently, still indirectly improved work efficiency to improve the practicality of grease squirt.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the front view internal plane structure of the present invention;

fig. 2 is a schematic view of the structure of the front view plane of the middle pull cylinder, the rotating rod piston and the like of the present invention;

fig. 3 is the utility model discloses planar structure schematic diagram during the cooperation of well limiting plate and spliced pole structure.

Fig. 4 is a side view of the internal structure of the connecting column of the present invention.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail with reference to the accompanying drawings 1~4, in conjunction with the embodiments.

Example 1

In this embodiment 1, a manual oil injector is provided, please refer to fig. 1-2, a main body of the manual oil injector includes a tank body 1 and a sealing cover 2, a lower opening of the tank body 1 is provided, and then the sealing cover 2 is connected with the lower opening of the tank body 1, a detachable connection mode of fasteners such as bolts and nuts can be adopted as a specific connection mode, in order to ensure the sealing property of connection between the tank body 1 and the sealing cover 2, a sealing ring 15 adapted to the tank body 1 is fixedly installed on the top of the sealing cover 2, and the sealing ring 15 may be made of rubber conventionally.

Simultaneously, still there is oil outlet 16 in the bottom intercommunication of sealed lid 2 to pass through connecting piece fixedly connected with connecting strip 22 in one side of sealed lid 2 bottom, this connecting strip 22 is the rubber material, then is connected with sealing plug 23 at the expansion end of connecting strip 22, and rubber material is also chooseed for use to this sealing plug 23 conventionally, and with oil outlet 16 looks adaptation, guarantee that sealing plug 23 can be with the tight seal of oil outlet 16 stifled.

The top of the tank body 1 is movably inserted with a pull cylinder 12 through an opening, the top of the inner cavity of the pull cylinder 12 is provided with an internal thread, and the upper end opening of the pull cylinder 12 is connected with a threaded cover 20 through the internal thread. The bottom of the pull cylinder 12 is fixedly provided with a piston 13, the outer side surface of the piston 13 is fixedly sleeved with a rubber ring 14, and the piston 13 and the inner cavity of the tank body 1 are sealed through the arrangement of the rubber ring 14.

A sealing limit ring 17 is fixedly arranged at the lower end of the opening of the inner cavity of the pull cylinder 12, a sealing block 18 abutting against the sealing limit ring 17 is arranged in the inner cavity of the pull cylinder 12, a rotating rod 19 is rotatably connected to the top of the sealing block 18 through a bearing, and the rotating rod 19 is fixedly connected with a threaded cover 20. Finally, a handle 21 is fixedly mounted on the top end of the rotating rod 19 extending out of the screw cap 20.

In the use process of the manual oil injector designed in the embodiment 1, when the grease inside the tank body 1 is not fully added, so that air exists inside the tank body, a worker firstly blocks the oil outlet 16 through the sealing plug 23. The rotating lever 19 is then rotated by the handle 21 to separate the screw cap 20 from the upper end of the pull can 12. The sealing block 18 is then pulled by the handle 21 to disengage the sealing block 18 from the seal retainer ring 17. Then, by pressing the pulling cylinder 12 downward, the piston 13 is moved downward and attached to the grease inside the can body 1, and at this time, the air inside the can body 1 is discharged to the outside of the can body 1 along the pulling cylinder 12. Finally, the handle 21 is rotated in the opposite direction to reset the screw cap 20 and the sealing block 18, and the connecting strip 22 is pulled to separate the sealing plug 23 from the oil outlet 16 for normal use.

Example 2

This embodiment 2 provides a manual oil feeder which can easily mount and dismount a sealing cover, and the same points as those of embodiment 1 will not be described again, and embodiment 2 is different from fig. 1, 3 and 4.

The two ends of the surface of the tank body 1 are fixedly provided with limiting plates 3, the two ends of the sealing cover 2 are fixedly provided with connecting columns 4, and the bottom of each limiting plate 3 is provided with a through groove 5 matched with each connecting column 4.

The groove 6 is formed in one side of the surface of the connecting column 4, a rotating rod 7 is connected between the front end and the rear end of the inner cavity of the groove 6 in a rotating mode, and a clamping plate 8 is sleeved on the surface of the rotating rod 7 in a fixed mode. The inner side surface of the clamping plate 8 is fixedly connected with a spring 9, and the other end of the spring 9 is fixedly connected with the inner wall of the groove 6.

In addition, both ends all pass through connecting piece fixedly connected with slider 10 around cardboard 8 still to all seted up the arc spout 11 that cooperatees and use with slider 10 on the inner wall around the recess 6 inner chamber, cardboard 8 is rotating the in-process because slider 10 receives the effect of arc spout 11, makes cardboard 8 only can rotate at the angle within range that arc spout 11 injectd.

The manual grease squirt that this embodiment 2 discloses when needing to add lubricating grease in the use, staff this moment presses cardboard 8, makes cardboard 8 get into the inside of recess 6 completely, and the sealed lid 2 of pulling makes spliced pole 4 and limiting plate 3 separate can be with sealed lid 2 and jar body 1 separation afterwards. Add lubricating grease to the inside of jar body 1 afterwards, wait to add the inside of accomplishing back staff with spliced pole 4 grafting to logical groove 5, along with the entering of spliced pole 4 makes cardboard 8 rotate to the inside of recess 6 through the extrusion of limiting plate 3. Once the top of the sealing cover 2 is attached to the tank body 1, the clamping plate 8 is ejected out of the groove 6 through the elasticity of the spring 9, and the sealing cover 2 is limited through the blocking of the limiting plate 3.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a manual oil ejector, includes a jar body and sealed lid, sealed covering is equipped with out the glib talker, be provided with the piston in the jar body, its characterized in that, it is equipped with the slide that is connected with the piston to insert on the jar body, the lower extreme opening part of slide is provided with sealed spacing ring, the opening upper end threaded connection of slide has the screw cap, fixedly connected with dwang on the screw cap, the lower extreme of dwang rotates the sealed piece that is connected with sealed spacing ring looks butt, and the dwang stretches out the upper end of screw cap and is connected with the handle, be provided with the detachable sealing plug in the play glib talker.

2. The manual oil injector according to claim 1, wherein limiting plates are connected to two ends of the tank body, connecting columns are connected to two ends of the sealing cover, through grooves matched with the connecting columns are formed in the limiting plates, grooves are formed in the connecting columns, clamping plates are rotatably connected in the grooves, and springs are connected between the clamping plates and the inner walls of the grooves.

3. The manual oil ejector according to claim 2, wherein the front end and the rear end of the clamping plate are both connected with sliding blocks, and arc-shaped sliding grooves matched with the sliding blocks are formed in the front inner wall and the rear inner wall of the inner cavity of the groove.

4. A manual oil filler as claimed in any one of claims 1-3, wherein the sealing cover and the lower opening of the tank are provided with sealing rings.

5. The manual oil lubricator of claim 1, wherein the outer side of the piston is provided with a rubber ring which is in axial contact with the inner wall of the tank.

6. The manual oil lubricator of claim 1, wherein a flexible connecting strip is connected to the sealing cover, and the sealing plug is connected to an end of the connecting strip.

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