CN214118635U

CN214118635U - Injection device of single oil cylinder

Info

Publication number: CN214118635U
Application number: CN202023238799.8U
Authority: CN
Inventors: 童盛忠; 陈丽英; 杨美臣
Original assignee: Ningbo Konger Machinery Co ltd
Current assignee: Ningbo Konger Machinery Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-03
Anticipated expiration: 2030-12-29

Abstract

The utility model belongs to the technical field of the single cylinder technique and specifically relates to an injection device of single cylinder, which comprises a pipe body, the collector tube that runs through the body is installed to the lower extreme of body, telescopic machanism is including seting up the spacing groove in the inside one side middle-end of body and connecting the slider in plectane one side, the slider slides and sets up in the inboard of spacing groove, and the size of spacing groove matches each other with the size of slider, the vertical round bar of installing of the inboard lower extreme of spacing groove, the upper end of round bar runs through the slider and extends to the top of slider, be connected with reset spring between the lower extreme of slider and the lower extreme of spacing groove. The utility model discloses can very high realization pressure will adopt the mode of injection to inject the fluid into the inboard of single cylinder, the condition that the inside fluid of single cylinder flows back can not appear simultaneously, has improved the smoothness nature of oiling.

Description

Injection device of single oil cylinder

Technical Field

The utility model relates to a single cylinder technical field especially relates to an injection device of single cylinder.

Background

The single-piston-rod hydraulic cylinder mainly comprises a piston rod, a cylinder cover, a cylinder barrel, a piston, a cylinder bottom end cover and other parts, wherein the cylinder body is formed by welding the cylinder barrel and the cylinder bottom end cover into a whole, and the other end of the cylinder body is connected with the cylinder through the cylinder cover and a cylinder barrel through threads so as to be convenient to disassemble, assemble and maintain;

when liquid oil is added into a single oil cylinder in the existing market, the difficulty of adding the oil liquid is increased due to overlarge internal pressure, and meanwhile, the backflow of the single oil cylinder cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior art is provided with an injection device of a single oil cylinder because the internal pressure is too large, the difficulty of adding oil is increased, and the reflux defect of the single oil cylinder can not be realized.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the injection device of the single oil cylinder comprises a tube body, wherein a liquid collecting tube penetrating through the tube body is installed at the lower end of the tube body, a liquid outlet tube penetrating through the liquid collecting tube is horizontally installed at the lower end of one side of the liquid collecting tube, a supporting plate is horizontally and fixedly installed at the upper end of the inner side of the tube body, a square hole penetrating through the supporting plate is formed in the middle of the upper end of the supporting plate, a square block is slidably arranged on the inner side of the square hole, the size of the square block is matched with that of the square hole, an electric telescopic column is fixedly installed at the upper end of the square block, telescopic mechanisms are fixedly installed at the middle ends of two sides of the inner part of the tube body, circular plates are horizontally connected between the upper ends of the two groups of telescopic mechanisms, and through holes penetrating through the circular plates are vertically formed in two sides of the circular plates;

telescopic machanism is including seting up the spacing groove in the inside one side middle-end of body and connecting the slider in plectane one side, the slider slides and sets up in the inboard of spacing groove, and the size of spacing groove matches each other with the size of slider, the vertical round bar of installing of the inboard lower extreme of spacing groove, the upper end of round bar runs through the slider and extends to the top of slider, be connected with reset spring between the lower extreme of slider and the lower extreme of spacing groove.

Preferably, the return spring is located outside the round bar.

Preferably, the outer surface of the square block is bonded with a wear pad in a compounding manner, and the outer surface of the wear pad is in contact with the inner surface of the square hole.

Preferably, the upper end surface of the circular plate and the lower end surface of the supporting plate are in contact with each other.

The utility model provides an injection device of single cylinder, beneficial effect lies in: this injection device of single cylinder can very high realization pressure will adopt the mode of injection to inject the inboard of single cylinder with the fluid, and the condition that the inside fluid of single cylinder refluxes can not appear simultaneously, has improved the smoothness nature of oiling.

Drawings

Fig. 1 is a front view of the injection device with a single cylinder according to the present invention.

Fig. 2 is a structural plan view of the single-cylinder injection device according to the present invention.

Fig. 3 is an enlarged view of a portion a of the single cylinder injection device of fig. 1.

In the figure: electric telescopic column 1, square piece 2, telescopic machanism 3, round bar 31, slider 32, reset spring 33, spacing groove 34, wear pad 4, quad slit 5, through-hole 6, plectane 7, body 8, drain pipe 9, collecting pipe 10, backup pad 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, an injection device of single cylinder, including body 8, the collector tube 10 that runs through body 8 is installed to the lower extreme of body 8, one side lower extreme horizontal installation of collector tube 10 has drain pipe 9 that runs through collector tube 10, the inboard upper end horizontal fixed mounting of body 8 has backup pad 11, square 5 that runs through backup pad 11 is seted up at the upper end middle part of backup pad 11, square 5's inboard slip is provided with square 2, the size of square 2 matches each other with square 5's size, square 2's upper end fixed mounting has electronic flexible post 1, electronic flexible post 1 improves the wire and is connected with power supply unit, and install external control switch on the wire, after fluid got into collector tube 10, through drain pipe 9 with the inside of fluid injection single cylinder simultaneously.

The middle ends of two sides in the pipe body 8 are fixedly provided with the telescopic mechanisms 3, a circular plate 7 is horizontally connected between the upper ends of the two groups of telescopic mechanisms 3, and through holes 6 penetrating through the circular plate 7 are vertically formed in two sides of the circular plate 7; telescopic machanism 3 is including offering the spacing groove 34 of the inside one side middle-end of body 8 and connecting the slider 32 in plectane 7 one side, slider 32 slides and sets up the inboard at spacing groove 34, and the size of spacing groove 34 matches each other with slider 32's size, the vertical round bar 31 of installing of the inboard lower extreme of spacing groove 34, the upper end of round bar 31 runs through slider 32 and extends to slider 32's top, be connected with reset spring 33 between slider 32's lower extreme and the lower extreme of spacing groove 34, reset spring 33 is located the outside of round bar 31, the device's theory of operation is: the upper end of body 8 lets in the force pump, open the power of electronic flexible post 1 simultaneously, the length extension of electronic flexible post 1, push down square 2's position, when not coinciding each other between square 2 and quad slit 5, fluid passes through quad slit 5 and the inboard lower extreme that 6 entering body 8 of the through-hole of plectane 7 upper end under the effect of pressure, flow in the inboard of single cylinder, simultaneously after the oiling, under reset spring 33's effect, the position of slider 32 rises, thereby effectual position lifting with plectane 7, thereby cooperation electronic flexible post 1 makes square 2 get into quad slit 5, avoid spilling of fluid.

Example 2

Referring to fig. 1-2, the difference between this embodiment and embodiment 1 is that the outer surface of the block 2 is bonded with a wear pad 4, the outer surface of the wear pad 4 contacts with the inner surface of the square hole 5, the upper end surface of the circular plate 7 contacts with the lower end surface of the supporting plate 11, the wear pad 4 can effectively improve the sealing performance between the square block 2 and the square hole 5, and the lower end surface of the supporting plate 11 contacts with the upper end surface of the circular plate 7, so as to effectively improve the overall sealing effect of the device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The injection device of the single oil cylinder comprises a pipe body (8), wherein a liquid collecting pipe (10) penetrating through the pipe body (8) is installed at the lower end of the pipe body (8), and is characterized in that a liquid outlet pipe (9) penetrating through the liquid collecting pipe (10) is horizontally installed at the lower end of one side of the liquid collecting pipe (10), a supporting plate (11) is horizontally and fixedly installed at the upper end of the inner side of the pipe body (8), a square hole (5) penetrating through the supporting plate (11) is formed in the middle of the upper end of the supporting plate (11), a square block (2) is slidably arranged at the inner side of the square hole (5), the size of the square block (2) is matched with the size of the square hole (5), an electric telescopic column (1) is fixedly installed at the upper end of the square block (2), telescopic mechanisms (3) are fixedly installed at the middle ends of two sides in the interior of the pipe body (8), and a circular plate (7) is horizontally connected between the upper ends of the telescopic mechanisms (3), through holes (6) penetrating through the circular plate (7) are vertically formed in both sides of the circular plate (7);

telescopic machanism (3) are including offering spacing groove (34) and the slider (32) of connection in plectane (7) one side at the inside one side middle-end of body (8), slider (32) slide and set up the inboard at spacing groove (34), and the size of spacing groove (34) matches each other with the size of slider (32), the inboard lower extreme of spacing groove (34) is vertical installs round bar (31), the upper end of round bar (31) runs through slider (32) and extends to the top of slider (32), be connected with reset spring (33) between the lower extreme of slider (32) and spacing groove (34).

2. A single cylinder injection device as claimed in claim 1, wherein the return spring (33) is located outside the rod (31).

3. The single-cylinder injection device according to claim 1, wherein the outer surface of the square block (2) is bonded with a wear pad (4), and the outer surface of the wear pad (4) is in contact with the inner surface of the square hole (5).

4. A single cylinder injection apparatus as claimed in claim 1, wherein the upper end surface of the circular plate (7) and the lower end surface of the supporting plate (11) are in contact with each other.