CN211344081U

CN211344081U - Valve with meshing conductive force valve rod

Info

Publication number: CN211344081U
Application number: CN201921879102.XU
Authority: CN
Inventors: 陈建成
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-08-25
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a valve with a meshing conductive force valve rod, which comprises a valve body, a valve control seat arranged on the upper part of the valve body, a fixed ceramic chip, a rotary tongue piece, a shifting piece spring, a lower meshing conductive piece, an upper meshing conductive piece, a conductive rod and a hand wheel; the wheel drives the transmission rod to rotate, the transmission rod drives the upper meshing transmission piece to rotate, and the upper meshing transmission piece and the lower meshing transmission piece are meshed and connected under the elasticity of the first return spring, the second return spring or the third return spring, so that the lower meshing transmission piece also rotates along with the upper meshing transmission piece and the lower meshing transmission piece; when lower meshing conduction piece received the resistance, under reset spring's effort, go up tooth, lower tooth can separate, and then prevent that the user from exerting oneself too violently to twist out the rotation ceramic chip.

Description

Valve with meshing conductive force valve rod

Technical Field

The utility model relates to a valve manufacturing technology, specific theory, especially, valve with meshing conduction power valve rod.

Background

The valve rod is a bridge for transmitting electric, pneumatic and manual force received by the valve to the valve core, and is an important part for completing the opening and closing regulation of valve pipeline fluid.

The valve rod is formed in various shapes, comprises a straight rod, a threaded rod, a universal rod, a shifting fork and the like, and has the function of transmitting all handle force of the valve to the valve core, which is the same.

The technology of patent ZL201520765482.X and ZL201020162592.4 previously applied by the inventor is that a valve rod drives a ceramic wafer moving plate to slide back and forth at 90-180 degrees from an opening starting point to a closing dead point and from the dead point to the starting point. The position of ceramic chip rotor decides opening and close of valve, but the valve user often can appear rotatory dynamics greatly in real life, perhaps excessively rotate the hand wheel, and then leads to the phenomenon that the inside rotation ceramic chip of valve damaged, how effectively solve above-mentioned problem, be an important problem that needs the solution in the present valve production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cage tapping machine automatic feeding device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a valve with a meshed valve rod with conductive force comprises a valve body and a valve control seat arranged on the upper part of the valve body, wherein a conductive rod rotating through hole is formed in the middle of the valve control seat; the inner part of the transmission rod rotating through hole is rotatably provided with a transmission rod, the upper end of the transmission rod is fixedly connected with a rotating hand wheel, and the bottom end of the transmission rod is arranged in a multi-edge shape; the top of the upper gear transmission piece is provided with a first inserting groove matched with the bottom of the transmission rod; the bottom of going up the meshing conduction piece is provided with down tooth, just go up the meshing conduction piece through tooth and the lower meshing conduction piece meshing connection that is provided with the tooth down.

Preferably, the lower meshing transmission piece is provided with a first toothed bar, a second toothed bar and a third toothed bar, the second toothed bar is positioned in the middle of the first toothed bar and the third toothed bar, and the length of the second toothed bar is smaller than that of the first toothed bar and the second toothed bar; a first return spring is sleeved on the second rack bar, and the bottom of the first return spring is abutted with a rotating ceramic chip; the first rack bar and the third rack bar are connected with a second inserting groove arranged at the top of the rotating ceramic chip in a clamping manner; the bottom of the rotary ceramic chip is provided with a first limiting groove; the valve body is provided with a fixed ceramic chip, the upper part of the fixed ceramic chip is provided with a second limiting groove, and the first limiting groove and the second limiting groove are rotatably connected with the same limiting shaft; the rotary ceramic chip is rotatably connected with the fixed ceramic chip through a limiting shaft.

Preferably, a third limiting groove is formed in the bottom of the lower meshing conduction piece, and a rotating tongue piece is inserted into the third limiting groove; a second return spring is sleeved outside the rotary tongue piece, and the bottom of the second return spring is abutted with a rotary ceramic chip; the top of the rotating ceramic chip is provided with a rotating tongue piece inserting groove, and the lower meshing conduction piece is in transmission connection with the rotating ceramic chip through the rotating tongue piece; the bottom of the rotary ceramic chip is provided with a first limiting groove; the valve body is provided with a fixed ceramic chip, the upper part of the fixed ceramic chip is provided with a second limiting groove, and the first limiting groove and the second limiting groove are rotatably connected with the same limiting shaft; the rotary ceramic chip is rotatably connected with the fixed ceramic chip through a limiting shaft.

Preferably, a fourth limiting groove is formed in the bottom of the lower meshing conduction piece, a rotating shaft is inserted in the fourth limiting groove, a prismatic structure matched with the fourth limiting groove is arranged at the top of the rotating shaft, the lower portion of the rotating shaft penetrates through a supporting transverse plate arranged in the middle of the valve body, threads are arranged on the lower portion of the rotating shaft, and a flow limiting plate moving seat is screwed to the lower portion of the rotating shaft through the threads; and the flow limiting plate moving seat is fixedly connected with a flow limiting plate.

Preferably, the fixed tiles are semi-open, and the shapes of the rotary tiles are matched with the shapes of the fixed tiles.

Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: the hand wheel drives the transmission rod to rotate, the transmission rod drives the upper meshing transmission piece to rotate, and the upper meshing transmission piece and the lower meshing transmission piece are meshed and connected under the elasticity of a first return spring (a second return spring or a third return spring), so that the lower meshing transmission piece also rotates along with the upper meshing transmission piece and the lower meshing transmission piece; when lower meshing conduction piece received the resistance, under reset spring's effort, go up tooth, lower tooth can separate, and then prevent that the user from exerting oneself too violently to twist out the rotation ceramic chip.

Drawings

Fig. 1 is a schematic view of an overall structure of a valve with a meshing force-transmitting valve rod according to the present invention;

fig. 2 is a schematic cross-sectional view of the overall structure of the first embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of the overall structure of a second embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of the overall structure of a third embodiment of the present invention;

fig. 5 is a schematic structural view of the fixed magnetic sheet according to the first and second embodiments of the present invention;

fig. 6 is a schematic structural view (a first example) of the rotating magnetic sheet according to the first and second embodiments of the present invention;

fig. 7 is a schematic structural diagram (a second example) of the rotating magnetic sheet according to the first and second embodiments of the present invention.

In the figure: 1-rotating hand wheel, 2-conducting rod, 3-valve control seat, 4-porcelain ring, 5-first splicing groove, 6-upper meshing conducting piece, 7-lower meshing conducting piece, 71-first toothed rod, 72-second toothed rod, 73-third toothed rod, 8-first reset spring, 9-rotating ceramic chip, 10-first limit groove, 11-limit shaft, 12-second limit groove, 13-fixed ceramic chip, 14-valve body, 15-rotating tongue piece, 74-third limit groove, 16-second reset spring, 17-supporting transverse plate, 18-rotating shaft, 19-fourth limit groove, 20-flow limiting plate limit shaft, 21-flow limiting plate moving seat, 22-thread, 23-connecting piece, 24-flow limiting plate, And 25, fixing the shaft.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-5, an embodiment of the present invention provides a valve with a meshing conductive force valve rod, including a valve body 14, and a valve control seat 3 installed on an upper portion of the valve body 14, wherein a conductive rod rotation through hole is disposed in a middle portion of the valve control seat 3; the inside of the transmission rod rotating through hole is rotatably provided with a transmission rod 2, the upper end of the transmission rod 2 is fixedly connected with a rotating hand wheel 1 positioned above a valve control seat 3, and the bottom end of the transmission rod 2 is arranged in a multi-edge shape; an upper gear transmission piece 6 is fixedly inserted at the bottom of the transmission rod 2, and a first insertion groove 5 matched with the bottom of the transmission rod 2 is formed in the top of the upper gear transmission piece 6; the bottom of going up the meshing conduction piece 6 is provided with down tooth, and the below of going up the meshing conduction piece 6 is equipped with down meshing conduction piece 7, and the top of lower meshing conduction piece 7 is provided with the tooth, go up meshing conduction piece 6 through tooth and the meshing connection of the lower meshing conduction piece 7 that is provided with the tooth down.

As shown in fig. 2 as a first embodiment of the present application, the lower meshing conductor 7 includes a first toothed bar 71, a second toothed bar 72 and a third toothed bar 73, the second toothed bar 72 is located in the middle of the first toothed bar 71 and the third toothed bar 73, and the second toothed bar 72 is shorter than the first toothed bar 71 and the third toothed bar 73; a first return spring 8 is sleeved on the second rack bar 72, and the bottom end of the first return spring 8 is abutted with a rotary ceramic tile 9; two second inserting grooves are formed in the top of the rotating ceramic chip 9, and the first toothed bar 71 and the third toothed bar 73 are connected with the second inserting grooves formed in the top of the rotating ceramic chip 9 in a clamping manner; the bottom of the rotary ceramic chip 9 is provided with a first limit groove 10; a fixed ceramic tile 13 is arranged on the valve body 14, a second limiting groove 12 is arranged at the upper part of the fixed ceramic tile 13, and the first limiting groove 10 and the second limiting groove 12 are rotatably connected with the same limiting shaft 11; the rotary ceramic tiles 9 are rotatably connected with the fixed ceramic tiles 13 through the limiting shaft 11.

As shown in fig. 3 as a second embodiment of the present application, a third limiting groove 74 is disposed at the bottom of the lower meshing conductive member 7, and a rotating tongue piece 15 is inserted into the third limiting groove 74; a second return spring 16 is sleeved outside the rotary tongue piece 15, and the bottom end of the second return spring 16 is abutted with the rotary ceramic piece 9; the top of the rotating ceramic piece 9 is provided with a rotating tongue piece inserting groove, and the lower meshing transmission piece 7 is in transmission connection with the rotating ceramic piece 9 through a rotating tongue piece 15; the bottom of the rotary ceramic chip 15 is provided with a first limit groove 10; a fixed ceramic tile 13 is arranged on the valve body 14, a second limiting groove 12 is arranged at the upper part of the fixed ceramic tile 13, and the first limiting groove 10 and the second limiting groove 12 are rotatably connected with the same limiting shaft 11; the rotary ceramic tiles 15 are rotatably connected with the fixed ceramic tiles 13 through the limiting shaft 11.

As shown in fig. 4 as a third embodiment of the present application, a fourth limiting groove 19 is disposed at the bottom of the lower meshing conductive member 7, a rotating shaft 18 is inserted into the fourth limiting groove 19, a prismatic structure matched with the fourth limiting groove 19 is disposed at the top of the rotating shaft 18, a supporting transverse plate 17 horizontally disposed at the middle of the valve body 14 is disposed below the rotating shaft 18, the lower portion of the rotating shaft 18 penetrates through the supporting transverse plate 17 disposed at the middle of the valve body 14, a third return spring is disposed between the supporting transverse plate 17 and the lower meshing conductive member 7, and the third return spring is sleeved at the bottom of the outer side of the rotating shaft 18; the bottom of the outer side of the lower part of the rotating shaft 18 is provided with a thread 22, and the lower part of the bottom of the outer side of the rotating shaft 18 is in threaded sleeve connection with a restrictor plate moving seat 21 through the thread 22; and a flow limiting plate 24 is fixedly connected to the flow limiting plate moving seat 21.

Further, in the first and second embodiments, the fixed tile 13 is half-open, and the shape of the rotary tile 9 matches with the shape of the fixed tile 13, as shown in fig. 6 and 7.

The use process comprises the following steps:

the hand wheel 1 drives the transmission rod 2 to rotate, the transmission rod 2 drives the upper meshing transmission piece 6 to rotate, and the upper meshing transmission piece 6 and the lower meshing transmission piece 7 are meshed and connected under the elastic force of a first return spring 8 (a second return spring 16 or a third return spring), so that the lower meshing transmission piece 7 also rotates; when lower meshing conduction piece 7 receives the resistance, under reset spring's effort, go up tooth, lower tooth can separate, and then prevent that the user from exerting oneself too violently to twist out the rotation ceramic chip.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a valve with meshing conduction force valve rod, includes the valve body, installs the valve control seat on valve body upper portion, its characterized in that: a transmission rod rotating through hole is formed in the middle of the valve control seat; the inner part of the transmission rod rotating through hole is rotatably provided with a transmission rod, the upper end of the transmission rod is fixedly connected with a rotating hand wheel, and the bottom end of the transmission rod is arranged in a multi-edge shape; the top of the upper gear transmission piece is provided with a first inserting groove matched with the bottom of the transmission rod; the bottom of going up the meshing conduction piece is provided with down tooth, just go up the meshing conduction piece through tooth and the lower meshing conduction piece meshing connection that is provided with the tooth down.

2. A valve having a ratcheting, conductive force stem as defined in claim 1, wherein: the lower meshing transmission piece is provided with a first toothed bar, a second toothed bar and a third toothed bar, the second toothed bar is positioned in the middle of the first toothed bar and the third toothed bar, and the length of the second toothed bar is smaller than that of the first toothed bar and the second toothed bar; a first return spring is sleeved on the second rack bar, and the bottom of the first return spring is abutted with a rotating ceramic chip; the first rack bar and the third rack bar are connected with a second inserting groove arranged at the top of the rotating ceramic chip in a clamping manner; the bottom of the rotary ceramic chip is provided with a first limiting groove; the valve body is provided with a fixed ceramic chip, the upper part of the fixed ceramic chip is provided with a second limiting groove, and the first limiting groove and the second limiting groove are rotatably connected with the same limiting shaft; the rotary ceramic chip is rotatably connected with the fixed ceramic chip through a limiting shaft.

3. A valve having a ratcheting, conductive force stem as defined in claim 1, wherein: a third limiting groove is formed in the bottom of the lower meshing conduction piece, and a rotating tongue piece is inserted into the third limiting groove; a second return spring is sleeved outside the rotary tongue piece, and the bottom of the second return spring is abutted with a rotary ceramic chip; the top of the rotating ceramic chip is provided with a rotating tongue piece inserting groove, and the lower meshing conduction piece is in transmission connection with the rotating ceramic chip through the rotating tongue piece; the bottom of the rotary ceramic chip is provided with a first limiting groove; the valve body is provided with a fixed ceramic chip, the upper part of the fixed ceramic chip is provided with a second limiting groove, and the first limiting groove and the second limiting groove are rotatably connected with the same limiting shaft; the rotary ceramic chip is rotatably connected with the fixed ceramic chip through a limiting shaft.

4. A valve having a ratcheting, conductive force stem as defined in claim 1, wherein: a fourth limiting groove is formed in the bottom of the lower meshing conduction piece, a rotating shaft is inserted in the fourth limiting groove, a prismatic structure matched with the fourth limiting groove is arranged at the top of the rotating shaft, the lower portion of the rotating shaft penetrates through a supporting transverse plate arranged in the middle of the valve body, a third reset spring is further arranged between the supporting transverse plate and the lower meshing conduction piece, and the third reset spring is sleeved outside the rotating shaft; the lower part of the rotating shaft is provided with threads, and the lower part of the rotating shaft is in threaded connection with a flow limiting plate moving seat through the threads; and the flow limiting plate moving seat is fixedly connected with a flow limiting plate.

5. A valve having a ratcheting, conductive force stem as claimed in claim 2 or claim 3, wherein: the fixed ceramic chip is in a half-opening shape, and the shape of the rotary ceramic chip is matched with that of the fixed ceramic chip.