CN218408761U

CN218408761U - Automatic centering forging lockhole-containing packing pressing plate

Info

Publication number: CN218408761U
Application number: CN202222801590.0U
Authority: CN
Inventors: 谷晓明; 周敏; 周方林
Original assignee: Wenzhou Shende Valve Accessories Co ltd
Current assignee: Wenzhou Shende Valve Accessories Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-31
Anticipated expiration: 2032-10-24

Abstract

The utility model belongs to the packing plate field, especially automatic centering forging band lock hole packing plate, to current packing plate easy atress inhomogeneous when the location, change and lead to packing plate to warp after the packing easily many times, reduced life's problem, the scheme is as follows now proposed, and it includes the valve gap, the upper surface of valve gap rotates to run through there is the valve rod, the upper surface of valve gap has seted up the packing groove, and the packing inslot is equipped with annular filler, the valve rod passes annular filler, two locating levers of the last fixed surface of valve gap are connected with, sliding connection has packing plate between two locating levers, the circumference outer wall sliding connection of valve rod presses the material pipe, the utility model discloses in, can let packing plate atress even, prolonged packing plate's life, can prescribe a limit to the fixture block, make things convenient for people to change annular filler, still can provide the protection for the depression bar, reduce the wearing and tearing that friction caused.

Description

Automatic centering forging lockhole-containing packing pressing plate

Technical Field

The utility model relates to a clamp plate technical field especially relates to automatic centering forging area lockhole clamp plate that packs.

Background

The valve is a control part in a fluid delivery system, has functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure, and can be divided into a shut-off valve, a check valve, a regulating valve and the like according to the functions. The valve consists of a plurality of accessories, mainly comprises a valve rod, a valve cover, a valve clack, a valve body, a hand wheel, filler, a filler pressing plate, bolts, nuts and the like, and most of the accessories can be replaced.

In order to avoid the fluid in the pipeline from flowing out, a packing and a packing pressing plate are generally arranged at the joint of the valve rod and the valve cover so as to improve the sealing performance of the valve, but the existing packing pressing plate still has some defects:

1. the existing packing pressing plate is easy to be stressed unevenly when positioned, the packing pressing plate is generally provided with three holes, the hole in the middle is used for being sleeved on a valve rod, and the holes on two sides are used for positioning the packing pressing plate;

to the above problem, the utility model discloses the file has proposed automatic centering forging area lockhole clamp plate of packing.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic centering forging area lockhole clamp plate that packs has solved and has had the clamp plate that packs among the prior art and atress is inhomogeneous easily when the location, leads to clamp plate that packs to warp after changing the filler many times easily, has reduced life's shortcoming.

The utility model provides a following technical scheme:

automatic centering forging lockhole packing clamp plate includes:

the upper surface of the valve cover is rotatably penetrated with a valve rod, a packing groove is formed in the upper surface of the valve cover, annular packing is arranged in the packing groove, the valve rod penetrates through the annular packing, the upper surface of the valve cover is fixedly connected with two positioning rods, a packing pressing plate is slidably connected between the two positioning rods, the circumferential outer wall of the valve rod is slidably connected with a material pressing pipe, the material pressing pipe is slidably connected with the packing pressing plate, the circumferential outer walls of the two positioning rods are rotatably connected with pressing blocks, and the circumferential outer wall of the material pressing pipe is in threaded connection with a movable pipe;

and the two positioning mechanisms are respectively arranged on two sides of the valve rod and used for positioning the pressing block.

In a possible design, positioning mechanism includes spout and two spacing holes, the bottom at the activity pipe is seted up to the spout, the spout is circular, sliding connection has the depression bar in the spout, spacing hole runs through the upper surface of seting up at the clamp plate that packs, depression bar and spacing hole sliding connection.

In a possible design, the bottom ends of the two pressure rods are all sleeved with rubber sleeves.

In a possible design, two the circumference outer wall of locating lever all seted up with the draw-in groove of briquetting looks adaptation.

In one possible design, the bottom of the packing pressing plate is provided with a positioning groove matched with the material pressing pipe.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

In the utility model, the material pressing pipe can be utilized to limit the filler through the arrangement of a plurality of structures such as the material pressing pipe, the movable pipe and the material pressing plate, then the pressing block and the pressing rod are utilized to limit the material pressing pipe, finally the positioning of the material pressing plate is completed through the threaded connection of the movable pipe and the material pressing pipe, in the positioning process, the movable pipe applies pressure to the material pressing plate, and the positioning rods on the two sides only provide positioning action, so that the material pressing plate can be stressed uniformly, and the service life of the material pressing plate is prolonged;

in the utility model, through the arrangement of the clamping groove, when the annular packing is replaced, the clamping block can be rotated to enter the clamping groove, so that the clamping block is prevented from influencing people to replace the annular packing, and certain convenience is provided for people;

the utility model discloses in, through the setting of rubber sleeve, the rubber sleeve can provide the protection for the depression bar, avoids the depression bar and presses the material pipe direct contact to produce the friction, reduces the wearing and tearing that the friction caused.

The utility model discloses in, can let the clamp plate atress of packing even, prolong the life of clamp plate of packing, can inject the fixture block, make things convenient for people to change annular filler, still can provide the protection for the depression bar, reduce the wearing and tearing that the friction caused.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a packing pressing plate with a lock hole for automatically centering a forged piece provided by an embodiment of the present invention;

FIG. 2 is a schematic structural view of a front view cross section of a packing pressing plate with a locking hole for automatically centering a forged piece provided by an embodiment of the present invention;

fig. 3 is a schematic view of a packing pressing plate and a material pressing pipe structure of an automatic centering forged piece packing pressing plate with a lock hole provided in the embodiment of the present invention;

fig. 4 is the embodiment of the utility model provides a packing plate cross-sectional structure sketch map of automatic centering forging lockhole packing plate.

Reference numerals:

1. a valve cover; 101. a packing groove; 2. a valve stem; 3. positioning a rod; 301. a card slot; 4. pressing into blocks; 5. pressing the material pipe; 6. a packing press plate; 601. a limiting hole; 602. positioning a groove; 7. a movable tube; 701. a chute; 8. a pressure lever; 9. a rubber sleeve; 10. and (4) annular packing.

Detailed Description

The embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "mounted" are to be interpreted broadly, for example, the terms "connected" may or may not be detachably connected; may be directly connected or indirectly connected through an intermediate. Further, "communication" may be direct communication or indirect communication through an intermediary. The term "fixed" means that they are connected to each other and their relative positional relationship is not changed after the connection. The directional terms used in the embodiments of the present invention, such as "inner", "outer", "top", "bottom", etc., are merely directions referring to the drawings, and therefore, the directional terms used are intended to better and more clearly illustrate and understand the embodiments of the present invention, rather than to indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention.

In the embodiments of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the embodiment of the present invention, "and/or" is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Reference throughout this specification to "one embodiment" or "some embodiments," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present invention. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather mean "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1, 2 and 3, the automatic centering forge piece packing press plate with the lock hole comprises a valve cover 1, a valve rod 2 penetrates through the upper surface of the valve cover 1 in a rotating mode, a packing groove 101 is formed in the upper surface of the valve cover 1, annular packing 10 is arranged in the packing groove 101, the valve rod 2 penetrates through the annular packing 10, two positioning rods 3 are fixedly connected to the upper surface of the valve cover 1, a packing press plate 6 is connected between the two positioning rods 3 in a sliding mode, a material pressing pipe 5 is connected to the circumferential outer wall of the valve rod 2 in a sliding mode, the material pressing pipe 5 is connected with the packing press plate 6 in a sliding mode, press blocks 4 are connected to the circumferential outer walls of the two positioning rods 3 in a rotating mode, and movable pipes 7 are connected to the circumferential outer wall of the material pressing pipe 5 in a threaded mode; and the two positioning mechanisms are respectively arranged on two sides of the valve rod 2 and are used for positioning the pressing block 4.

Referring to fig. 2, the positioning mechanism includes a sliding groove 701 and two limiting holes 601, the sliding groove 701 is provided at the bottom of the movable tube 7, the sliding groove 701 is circular, a pressing rod 8 is slidably connected in the sliding groove 701, the limiting holes 601 are provided on the upper surface of the packing pressing plate 6 in a penetrating manner, and the pressing rod 8 is slidably connected with the limiting holes 601.

Above-mentioned technical scheme can utilize depression bar 8 to carry on spacingly to briquetting 4, behind activity pipe 7 and the 5 threaded connection of pressure pipe, activity pipe 7, pressure pipe 5 and depression bar 8 form a temporary whole, and briquetting 4 card has been within this whole, and then makes people can't remove the clamp plate 6 that packs to this reaches the purpose spacing to the clamp plate 6 that packs, and makes the clamp plate 6 atress that packs even, has prolonged the life of clamp plate 6 that packs.

Example 2

Referring to fig. 1, fig. 2 and fig. 3, the packing press plate with the locking hole for the automatic centering forge piece comprises a valve cover 1, a valve rod 2 penetrates through the upper surface of the valve cover 1 in a rotating mode, a packing groove 101 is formed in the upper surface of the valve cover 1, annular packing 10 is arranged in the packing groove 101, the valve rod 2 penetrates through the annular packing 10, two positioning rods 3 are fixedly connected to the upper surface of the valve cover 1, a packing press plate 6 is connected between the two positioning rods 3 in a sliding mode, a material pressing pipe 5 is connected to the circumferential outer wall of the valve rod 2 in a sliding mode, the material pressing pipe 5 is connected with the packing press plate 6 in a sliding mode, press blocks 4 are connected to the circumferential outer walls of the two positioning rods 3 in a rotating mode, and a movable pipe 7 is connected to the circumferential outer wall of the material pressing pipe 5 in a threaded mode; and the two positioning mechanisms are respectively arranged on two sides of the valve rod 2 and are used for positioning the pressing block 4.

Above-mentioned technical scheme can utilize depression bar 8 to carry on spacingly to briquetting 4, behind

activity pipe

7 and 5 threaded connection of pressure pipe, activity pipe 7, pressure pipe 5 and depression bar 8 form a temporary whole, and briquetting 4 card has been within this whole, and then makes people can't remove packing clamp plate 6 to this reaches the purpose spacing to packing clamp plate 6, and makes packing clamp plate 6 atress even, has prolonged packing clamp plate 6's life.

Referring to fig. 2, the bottom ends of the two compression rods 8 are both sleeved with rubber sleeves 9.

Above-mentioned technical scheme can utilize rubber sleeve 9 to provide the protection for depression bar 8, avoids depression bar 8 and briquetting 4 direct contact and produces the friction, reduces the wearing and tearing that the friction caused.

Referring to fig. 2, the circumferential outer walls of the two positioning rods 3 are provided with clamping grooves 301 matched with the pressing blocks 4.

Above-mentioned technical scheme can utilize draw-in groove 301 to carry on spacingly to briquetting 4, when people change annular filler 10, can avoid briquetting 4 to influence people's operation, provides certain facility for people.

Referring to fig. 2 and 4, the bottom of the packing press plate 6 is provided with a positioning groove 602 matched with the material pressing pipe 5.

Above-mentioned technical scheme can utilize pressing pipe 5 to carry out certain spacing to pressure packing plate 6, and pressing pipe 5 can be with constant head tank 602 butt joint cooperation, has increased the spacing effect to pressure packing plate 6.

The working principle and the using process of the technical scheme are as follows: when people need to replace the annular packing 10, firstly, the movable pipe 7 is rotated, the movable pipe 7 drives the press rod 8 to ascend along the limiting hole 601, the press rod 8 drives the rubber sleeve 9 to ascend, after the rubber sleeve 9 is separated from the press block 4, the press block 4 is rotated and clamped in the clamping groove 301, then the sliding packing press plate 6 is separated from the positioning rod 3, then the sliding packing pipe 5 is separated from the annular packing 10, then the limiting part is utilized to limit the packing pipe 5, people can conveniently take out the old annular packing 10, then the old annular packing 10 is taken out by using the packing taking device, then the new annular packing 10 is replaced, then the limiting part is taken down to put down the packing pipe 5 again, then the packing press plate 6 is moved to be in butt joint with the positioning rod 3 again, then the press block 4 is rotated to be separated from the clamping groove 301 and placed on the surface of the packing pipe 5, then the movable pipe 7 is moved to be connected with the packing pipe 5 again, the movable pipe 7 drives the press rod 8 to descend, and the press rod 8 drives the rubber sleeve 9 and the press block 4 to contact so as to complete the positioning of the packing press plate 6.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention; without conflict, embodiments of the present invention and features of the embodiments may be combined with each other. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. Automatic centering forging lockhole packing clamp plate, its characterized in that includes:

the valve cover comprises a valve cover (1), a valve rod (2) penetrates through the upper surface of the valve cover (1) in a rotating mode, a packing groove (101) is formed in the upper surface of the valve cover (1), annular packing (10) is arranged in the packing groove (101), the valve rod (2) penetrates through the annular packing (10), two positioning rods (3) are fixedly connected to the upper surface of the valve cover (1), a packing pressing plate (6) is connected between the two positioning rods (3) in a sliding mode, a material pressing pipe (5) is connected to the outer circumferential wall of the valve rod (2) in a sliding mode, the material pressing pipe (5) is connected with the packing pressing plate (6) in a sliding mode, pressing blocks (4) are connected to the outer circumferential walls of the two positioning rods (3) in a rotating mode, and a movable pipe (7) is connected to the outer circumferential wall of the material pressing pipe (5) in a threaded mode;

and the two positioning mechanisms are respectively arranged on two sides of the valve rod (2) and used for positioning the pressing block (4).

2. The automatic centering forging lockhole-bearing packing press plate of claim 1, characterized in that the positioning mechanism comprises a sliding chute (701) and two limiting holes (601), the sliding chute (701) is arranged at the bottom of the movable tube (7), the sliding chute (701) is circular, a pressure rod (8) is connected in the sliding chute (701) in a sliding manner, the limiting holes (601) penetrate through the upper surface of the packing press plate (6), and the pressure rod (8) is connected with the limiting holes (601) in a sliding manner.

3. The auto-centering forging lockhole packing press plate as claimed in claim 2, wherein the bottom ends of the two pressure rods (8) are sleeved with rubber sleeves (9).

4. The packing press plate with the lock hole for the automatic centering forged piece according to claim 1, wherein the outer circumferential walls of the two positioning rods (3) are provided with clamping grooves (301) matched with the pressing block (4).

5. The packing press plate with the keyhole for the self-centering forged piece according to claim 1, wherein a positioning groove (602) matched with the swaging pipe (5) is formed in the bottom of the packing press plate (6).