Plug-in mounting type control valve convenient to mount

Abstract

The utility model discloses a plug-in mounting type control valve convenient to install in the technical field of control valves, which comprises a valve body, a plurality of oil outlets distributed in an annular array are arranged on the valve body, a first connecting block integrated with the valve body is fixedly connected to the lower end of the valve body, a first sealing ring is sleeved on the first connecting block, and a second sealing ring is sleeved on the second connecting block. And the mounting mechanism is connected to the valve body. The valve body has the advantages that the installation mechanism is arranged, when the valve body is not installed, the first connecting ring is connected to the first connecting block in a threaded mode, so that the installation shell covers the oil outlet hole, dust and impurities are prevented from entering the oil outlet hole, the second connecting ring is connected into the annular connecting groove in a threaded mode after the fastening rotary knob is pushed, and the oil outlet hole is prevented from being damaged. And then the connecting rod extrudes the second connecting block and the inner wall of the mounting shell to extrude a third sealing ring, so that the second connecting block and the mounting shell are sealed and fixed, and then the valve body can be mounted through external threads.

Description

TECHNICAL FIELD

[0001] The utility model relates to control valve technical field, specifically point to a kind of plug-in control valve of installation convenience. BACKGROUND

[0002] Control valve is widely used in hydraulic, pneumatic and other industrial fields as the key component of fluid control system. The plug-in control valve in prior art is usually composed of valve body, connecting structure and sealing component, and its installation mode is mostly thread connection or flange fixing.

[0003] In prior art, when control valve is in non-working state, oil outlet hole is directly exposed to external environment, dust and impurities are easy to enter valve body, causing flow passage blockage or valve core jam, affecting equipment service life and operation stability. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is that the existing plug-in valve is integrally designed and open, and dust and impurities may enter the oil outlet hole before installation and use.

[0005] A plug-in control valve convenient to install includes a valve body, a plurality of oil outlet holes arranged in a ring array on the valve body, a first connecting block integrally connected to the lower end of the valve body, a first sealing ring sleeved on the first connecting block, and a mounting mechanism connected to the valve body.

[0006] The mounting mechanism includes a mounting shell and a connecting rod, the mounting shell is sleeved on the valve body, a second connecting block is integrally connected to the upper end of the valve body, the second connecting block is movably fitted in the mounting shell, the connecting rod is fixedly connected to the upper end of the second connecting block, the upper end of the connecting rod is movably inserted through the upper end of the mounting shell and rotatably connected with a fastening knob, the fastening knob is connected to the upper end of the mounting shell to fix the lower end of the second connecting block in the mounting shell, a first connecting ring is fixedly connected to the lower end of the mounting shell, and the first connecting ring is threadedly connected to the first connecting block to fix the oil outlet hole in the mounting shell.

[0007] Further, a limiting piece is fixedly connected to the upper end of the connecting rod, a limiting groove is arranged in the fastening knob, and the limiting piece is movably arranged in the limiting groove.

[0008] Further, a second connecting ring is fixedly connected to the lower end of the fastening knob, an annular connecting groove is arranged on the upper end of the mounting shell and matched with the second connecting ring, and the second connecting ring is threadedly connected to the annular connecting groove.

[0009] Further, a plurality of anti-skid lines are arranged on the outer wall of the fastening knob.

[0010] Further, the outer wall of the mounting shell is fixedly connected with a limiting ring, and a second sealing ring is fixedly connected to the lower end of the limiting ring.

[0011] Further, the second connecting block is fixedly connected with a third sealing ring at the lower end.

[0012] Further, the first connecting block is provided with an annular groove, and the first sealing ring is fixedly connected in the annular groove.

[0013] The utility model discloses the beneficial effects achieved by the above structure are as follows:

[0014] 1: be equipped with installation mechanism, when the valve body is not installed, through the first connecting ring screw joint is in the first connecting block, make the mounting shell cage cover the oil outlet, further avoid the dust impurity and enter the oil outlet;

[0015] 2: push fastening knob after the second connecting ring screw joint is in annular connecting groove, further make the connecting rod extrude the second connecting block and the mounting shell inner wall extrude the third sealing ring, realize the sealing fixed of second connecting block and mounting shell, further can install the valve body by the outer thread. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is state one perspective drawing of the utility model.

[0017] Figure 2 It is state two perspective drawing of the utility model.

[0018] Figure 3 It is the explosion drawing of the utility model.

[0019] Figure 4 It is the mounting shell sectional view of the utility model.

[0020] Figure 5 It is the valve body schematic view of the utility model.

[0021] Figure 6 It is the fastening knob sectional view of the utility model.

[0022] BRIEF DESCRIPTION OF DRAWINGS:

[0023] 1. valve body, 101. oil outlet, 102. first connecting block, 103. annular groove, 104. first sealing ring, 105. second connecting block, 106. third sealing ring, 2. installation mechanism, 201. mounting shell, 202. annular connecting groove, 203. limiting ring, 204. outer thread, 205. second sealing ring, 206. first connecting ring, 207. connecting rod, 208. limiting sheet, 209. fastening knob, 210. limiting groove, 211. anti -slip line, 212. second connecting ring. DETAILED DESCRIPTION

[0024] As Figures 1-6 shown, a kind of plug-in control valve for installation, including valve body body 1, be equipped with several oil outlet hole 101 of annular array distribution on the valve body body 1, the first connecting block 102 of integral with it is fixed to the lower end of the valve body body 1, the first sealing ring 104 is sheathed on the first connecting block 102, the annular groove 103 is equipped on the first connecting block 102, the first sealing ring 104 is fixed in annular groove 103, still include installation mechanism 2 connected on the valve body body 1;

[0025] As Figure 3 、 4 ,5,6 show, installation mechanism 2 includes installation shell 201 and connecting rod 207, the installation shell 201 is sheathed on the valve body body 1, the limit ring 203 is fixed to the outer wall of the installation shell 201, the second sealing ring 205 is fixed to the lower end of the limit ring 203, the outer wall of the installation shell 201 on the lower side of limit ring 203 is equipped with external thread 204, the second connecting block 105 of integral with it is fixed to the upper end of the valve body body 1, the second connecting block 105 is in the activity adaptation in installation shell 201, second connecting block 105 is adapted to installation shell 201 and freely rotates and telescopic sliding in installation shell 201, the third sealing ring 106 is fixed to the lower end of the second connecting block 105, for the sealing between installation shell 201, the connecting rod 207 is fixed to the upper end of second connecting block 105, the connecting rod 207 upper end is rotatably connected with fastening knob 209 by being passed through the upper end of installation shell 201, the connecting rod 207 upper end is fixed with limit sheet 208, the limit slot 210 is arranged in the fastening knob 209, the limit sheet 208 is movably arranged in the limit slot 210, so that the limit sheet 208 is adapted to the limit slot 210, and the limit sheet 208 can be telescopic sliding and freely rotates in the limit slot 210, the second connecting ring 212 is fixed to the lower end of the fastening knob 209, the annular connecting groove 202 adapted to the second connecting ring 212 is arranged on the upper end of the installation shell 201, the second connecting ring 212 is screw-connected in the annular connecting groove 202, the fastening knob 209 is connected to the upper end of installation shell 201 to realize the fixation of the lower end of second connecting block 105 in installation shell 201, the outer wall of the fastening knob 209 is equipped with several anti-skid lines 211, to facilitate the rotation of fastening knob 209, the first connecting ring 206 is fixed to the lower end of the installation shell 201, the first connecting ring 206 is screw-connected on the first connecting block 102, to realize the cage cover fixation of installation shell 201 to oil outlet hole 101.

[0026] When the valve body 1 is not installed and used, the fastening knob 209 and the installation shell 201 are in a disengaged state, the fastening knob 209 is pulled to pull the valve body 1 to retract into the installation shell 201, the installation shell 201 is rotated to make the first connecting ring 206 be screwed on the first connecting block 102, and then the connection and fixation of the installation shell 201 and the valve body 1 are realized, the installation shell 201 is fixedly arranged outside the oil outlet hole 101, and the protection of the oil outlet hole 101 is realized.

[0027] When the valve body 1 needs to be installed and used, the installation shell 201 is rotated to make the first connecting ring 206 be disengaged from the first connecting block 102, the fastening knob 209 is pushed to abut against the upper end of the installation shell 201, and then the valve body 1 is extended from the lower end of the installation shell 201, the fastening knob 209 is rotated to make the second connecting ring 212 be screwed in the annular connecting groove 202, at this time, the limiting piece 208 abuts against the top wall of the limiting groove 210, and the second connecting block 105 and the inner wall bottom surface of the installation shell 201 extrude the third sealing ring 106 to realize the sealing fixation of the installation shell 201 and the second connecting block 105, and then the valve body 1 can be installed and used by using the external thread 204.

[0028] The utility model and its implementation mode are described above, and the description is not limited, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if the ordinary skilled person in the art is inspired, without departing from the creative purpose of the utility model, without creative design, the similar structure mode and the embodiment of the technical scheme are all belong to the protection scope of the utility model.

Claims

1. A cartridge-type control valve that is easy to install, comprising a valve body (1), wherein the valve body (1) is provided with a plurality of oil outlet holes (101) arranged in a ring array, and a first connecting block (102) integrally connected to the lower end of the valve body (1), wherein a first sealing ring (104) is sleeved on the first connecting block (102), characterized in that: The mounting mechanism (2) is connected to the valve body (1); The mounting mechanism (2) comprises a mounting shell (201) and a connecting rod (207), the mounting shell (201) is sleeved on the valve body (1), the valve body (1) is fixedly connected with a second connecting block (105) at the upper end, the second connecting block (105) is movably fitted in the mounting shell (201), the connecting rod (207) is fixedly connected with the upper end of the second connecting block (105), the upper end of the connecting rod (207) is movably arranged through the upper end of the mounting shell (201) and is rotatably connected with a fastening knob (209), the fastening knob (209) is connected to the upper end of the mounting shell (201), so that the lower end of the second connecting block (105) is fixed in the mounting shell (201), the lower end of the mounting shell (201) is fixedly connected with a first connecting ring (206), the first connecting ring (206) is screw-connected to the first connecting block (102), so that the mounting shell (201) is fixedly connected to the oil outlet hole (101).

2. The insertion valve according to claim 1, wherein: The upper end of the connecting rod (207) is fixedly connected with a limiting sheet (208), the fastening knob (209) is provided with a limiting groove (210) in the inner wall, and the limiting sheet (208) is movably arranged in the limiting groove (210).

3. A plug-in control valve for easy installation according to claim 2, characterized in that: The lower end of the fastening knob (209) is fixedly connected with a second connecting ring (212), the upper end of the mounting shell (201) is provided with an annular connecting groove (202) matched with the second connecting ring (212), and the second connecting ring (212) is screw-connected to the annular connecting groove (202).

4. A plug-in control valve for easy installation according to any one of claims 1-3, characterized in that: The outer wall of the fastening knob (209) is provided with a plurality of anti-skid lines (211).

5. The insertion valve according to claim 1, wherein: The outer wall of the mounting shell (201) is fixedly connected with a limiting ring (203), the lower end of the limiting ring (203) is fixedly connected with a second sealing ring (205), and the outer wall of the mounting shell (201) on the lower side of the limiting ring (203) is provided with an external thread (204).

6. The insertion valve according to claim 1, wherein: The lower end of the second connecting block (105) is fixedly connected with a third sealing ring (106).

7. The insertion valve according to claim 1, wherein: The first connecting block (102) is provided with an annular groove (103), and the first sealing ring (104) is fixedly connected in the annular groove (103).

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