CN210830902U

CN210830902U - Blind plate device for pressing gas seal of valve

Info

Publication number: CN210830902U
Application number: CN201921285035.9U
Authority: CN
Inventors: 肖毅; 齐世亮
Original assignee: Tianjin Xiangyue Electrical & Instrument Technology Co ltd
Current assignee: Tianjin Xiangyue Electrical & Instrument Technology Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-06-23
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a blind plate device of usefulness is suppressed to valve gas seal, including valve pipe, the one end fixedly connected with flange of valve pipe, and the outside cover of valve pipe is equipped with the device body, the one end fixedly connected with dead lever of device body, the one end fixedly connected with locker of dead lever, the bottom and the valve pipe of locker are closely laminated, the side fixedly connected with inspection window of device body, and the inside side fixedly connected with hydraulic stem of device body, the hydraulic stem is towards the one end fixedly connected with flange lid of flange, the utility model relates to a blind plate device technical field. This blind plate device that valve gas seal suppressed usefulness can overlap the outside of establishing at the pipeline to conveniently fix it, and can the fastness between reinforcing apparatus and the pipeline through the locker, can prevent that the device from taking place to remove the problem that leads to gas leakage when using, through stopper and spacing groove, can aim at flange cover and flange.

Description

Blind plate device for pressing gas seal of valve

Technical Field

The utility model relates to a blind plate technical field specifically is a blind plate device of usefulness is suppressed to valve gas seal.

Background

The normal name of the blind plate is called a flange cover, and some are also called blind flanges or pipe plugs. It is a flange without holes in the middle, and is used for plugging the pipeline opening. The function is the same as that of the closure and cap, except that the blind seal is a removable seal and the closure seal is not ready to be opened.

Chinese patent discloses a blind plate device (publication number: CN207163663U) for sealing and pressing valve gas, wherein a fixed support is in a U-shaped structure and comprises a horizontal bottom plate, a first vertical support plate and a second vertical support plate; the blind plate is arranged on the first vertical supporting plate, the back surface of the blind plate is connected with a first driving mechanism capable of driving the blind plate to reciprocate back and forth, the front surface of the blind plate is provided with a rubber sealing plate, the bottom of the blind plate is provided with a first travelling wheel which is in contact with the horizontal bottom plate, and the blind plate is also provided with a vent pipe and an air outlet pipe for air tightness test; the workpiece holder is arranged on the second vertical supporting plate and corresponds to the blind plate.

The existing blind plate device is complex in structure and poor in functionality, most of blind plate devices are not connected with a pipeline when being used, so that the blind plate device is inconvenient to fix, and the blind plate device is not provided with an alignment structure when being used, so that the blind plate device is easy to deflect during installation, and the sealing performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a blind plate device of usefulness is suppressed to valve gas seal has solved current blind plate device structure complicacy, and the functionality is relatively poor, and most blind plate device is when using, all not with the pipe connection, lead to its fixed inconvenient to blind plate device does not set up the alignment structure when using, leads to its easy emergence incline when the installation, leads to the relatively poor problem of leakproofness.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a blind plate device that valve gas seal suppressed usefulness, includes the valve pipe, the one end fixedly connected with flange of valve pipe, and the outside cover of valve pipe is equipped with the device body, the one end fixedly connected with dead lever of device body, the one end fixedly connected with locker of dead lever, the bottom and the valve pipe of locker closely laminate, the side fixedly connected with inspection window of device body, and the inside side fixedly connected with hydraulic stem of device body, the hydraulic stem is towards the one end fixedly connected with flange cover of flange, the flange cover is stained with sealed the pad towards one side of flange.

Preferably, the locker includes the connecting block, the inside rotation of connecting block is connected with the hob, and the position that connecting block and hob are connected is provided with the screw thread, the top fixedly connected with of hob changes the handle, and the bottom fixedly connected with fixture block of hob.

Preferably, the two ends of the upper surface of the clamping block are fixedly connected with connecting rods, the two ends of the lower surface of the connecting block are fixedly connected with sliding rods, and the sliding rods penetrate through the connecting rods.

Preferably, the sealing gasket and the clamping block are both rubber components, and the diameter of the sealing gasket is the same as that of the opening of the flange.

Preferably, one side of the hydraulic rod, which faces the flange cover, is welded with a threaded pipe, one side of the flange cover, which faces the hydraulic rod, is provided with a threaded groove, and the threaded groove is in meshed connection with the threaded pipe through threads.

Preferably, a plurality of spacing grooves have been seted up at the edge of flange, the inner wall fixedly connected with stopper of device body, the quantity of stopper is unanimous with the spacing groove, and the width of stopper is the same with the spacing groove, the stopper is the component of a shape of falling the trapezium.

Advantageous effects

The utility model provides a blind plate device of usefulness is suppressed to valve gas seal. Compared with the prior art, the method has the following beneficial effects:

(1) the blind plate device for the gas sealing and pressurizing of the valve is characterized in that a telescopic rod is fixedly connected with one end of a device body, a locker is fixedly connected with one end of the telescopic rod, the bottom end of the locker is tightly attached to a valve pipe, the locker comprises a connecting block, a spiral rod is rotatably connected inside the connecting block, and the connecting part of the connecting block and the screw rod is provided with threads, the top end of the screw rod is fixedly connected with a rotating handle, and the bottom end of the spiral rod is fixedly connected with a clamping block, both ends of the upper surface of the clamping block are fixedly connected with connecting rods, both ends of the lower surface of the connecting block are fixedly connected with sliding rods, the sliding rods penetrate through the connecting rods, the device can be sleeved outside the pipeline, thereby conveniently fix it to can strengthen the fastness between device and the pipeline through the locker, can prevent that the device from taking place to remove when using and leading to the problem of gas leakage.

(2) The blind plate device for sealing and pressing the valve gas is fixedly connected with an inspection window through the side surface of the device body, and the side surface of the interior of the device body is fixedly connected with a hydraulic rod, one end of the hydraulic rod facing the flange is fixedly connected with a flange cover, one side of the flange cover facing the flange is adhered with a sealing gasket, the edge of the flange is provided with a plurality of limiting grooves, the inner wall of the device body is fixedly connected with limiting blocks, the number of the limiting blocks is consistent with that of the limiting grooves, the width of the limiting block is the same as that of the limiting groove, the limiting block is an inverted trapezoidal component, a threaded pipe is welded on one side of the hydraulic rod, which faces the flange cover, a threaded groove is formed on one side of the flange cover, which faces the hydraulic rod, the threaded groove and the threaded pipe are connected in a threaded engagement manner, the device can align the flange cover and the flange through the limiting block and the limiting groove, therefore, the accuracy during installation can be improved, and workers can conveniently observe the installation through the inspection window.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the locking device of the present invention;

fig. 3 is a schematic view of a connection structure between the hydraulic rod 7 and the flange cover of the present invention;

fig. 4 is a side sectional view of the device body of the present invention.

In the figure: 1. a valve tube; 2. a flange; 3. a device body; 4. fixing the rod; 5. a locker; 6. a viewing window; 7. a hydraulic lever; 8. a flange cover; 9. a gasket; 21. a limiting groove; 31. a limiting block; 51. connecting blocks; 52. a screw rod; 53. turning a handle; 54. a clamping block; 55. a connecting rod; 56. a slide bar; 71. a threaded pipe; 81. a thread groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a blind plate device for sealing and pressing valve gas comprises a valve tube 1, wherein one end of the valve tube 1 is fixedly connected with a flange 2, the outer side of the valve tube 1 is sleeved with a device body 3, the edge of the flange 2 is provided with a plurality of limiting grooves 21, the inner wall of the device body 3 is fixedly connected with limiting blocks 31, the number of the limiting blocks 31 is consistent with that of the limiting grooves 21, the width of the limiting blocks 31 is the same as that of the limiting grooves 21, the limiting blocks 31 are inverted trapezoidal components, one end of the device body 3 is fixedly connected with a fixed rod 4, one end of the fixed rod 4 is fixedly connected with a locker 5, the locker 5 comprises a connecting block 51, a spiral rod 52 is rotatably connected inside the connecting block 51, the connecting part of the connecting block 51 and the spiral rod 52 is provided with threads, the top end of the spiral rod 52 is fixedly connected with a rotating handle 53, the bottom end of the spiral rod 52 is fixedly connected with a clamping block, the two ends of the lower surface of the connecting block 51 are fixedly connected with sliding rods 56, the sliding rods 56 penetrate through connecting rods 55, the bottom end of the locker 5 is tightly attached to the valve pipe 1, the device can be sleeved outside a pipeline so as to be conveniently fixed, the firmness between the device and the pipeline can be reinforced through the locker 5, the problem of gas leakage caused by movement of the device in use can be prevented, the side surface of the device body 3 is fixedly connected with an inspection window 6, the side surface inside the device body 3 is fixedly connected with a hydraulic rod 7, a bidirectional gear, an oil circuit integrated block, an oil cylinder and a piston rod are arranged inside the hydraulic rod 7, the working principle of the hydraulic rod 7 is that a bidirectional gear pump outputs pressure oil, the pressure oil is controlled to the oil cylinder through the oil circuit integrated block to drive the piston rod to move, and the tail end of the hydraulic rod 7 is provided with a connecting wire which can, hydraulic stem 7 has flange cover 8 towards the one end fixedly connected with of flange 2, hydraulic stem 7 has screwed pipe 71 towards one side welding of flange cover 8, screwed groove 81 has been seted up towards one side of hydraulic stem 7 to flange cover 8, screwed groove 81 passes through the screw thread interlock with screwed pipe 71 and is connected, flange cover 8 is stained with sealed pad 9 towards one side of flange 2, sealed pad 9 and fixture block 54 are the component of a rubber material, and the diameter of sealed pad 9 is the same with the diameter of flange 2 intercommunication mouth, this device passes through stopper 31 and spacing groove 21, can aim at flange cover 8 and flange 2, thereby can improve the degree of accuracy when installing, and can observe when installing the staff of being convenient for through inspection window 6.

During operation, connect thread groove 81UI screwed pipe 71 of flange cover 8, then aim at valve pipe 1 with device body 3, then promote device body 3, make stopper 31 block in spacing groove 21, and when the installation, can run through inspection window 6, after stopper 31 blocks in spacing groove 21, rotate in proper order and change 53, change 53 and drive fixture block 54 through hob 52 and descend, when fixture block 54 descends, can keep not rotating through connecting rod 55 and slide bar 56, after locker 5 all rotates, device body 3 can fix on the pipeline, then open hydraulic stem 7, hydraulic stem 7 drives flange cover 8 and flange 2 and closely laminates, and sealed pad 9 can be embedded into flange 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a blind plate device of usefulness is suppressed to valve gas seal, includes valve pipe (1), the one end fixedly connected with flange (2) of valve pipe (1), and the outside cover of valve pipe (1) is equipped with device body (3), its characterized in that: the device is characterized in that one end of the device body (3) is fixedly connected with a fixing rod (4), one end of the fixing rod (4) is fixedly connected with a locker (5), the bottom end of the locker (5) is tightly attached to a valve pipe (1), a side fixedly connected with viewing window (6) of the device body (3) is provided, a side fixedly connected with hydraulic rod (7) inside the device body (3) is provided, the hydraulic rod (7) faces one end of a flange (2) and is fixedly connected with a flange cover (8), and a sealing gasket (9) is adhered to one side of the flange cover (8) facing the flange (2).

2. A blind plate assembly for use in the pressurization of a gas seal for a valve according to claim 1, wherein: locker (5) are including connecting block (51), the internal rotation of connecting block (51) is connected with hob (52), and the position that connecting block (51) and hob (52) are connected is provided with the screw thread, the top fixedly connected with of hob (52) changes handle (53), and the bottom fixedly connected with fixture block (54) of hob (52).

3. A blind plate assembly for use in the pressurization of a gas seal for a valve according to claim 2, wherein: both ends of the upper surface of the clamping block (54) are fixedly connected with connecting rods (55), both ends of the lower surface of the connecting block (51) are fixedly connected with sliding rods (56), and the sliding rods (56) penetrate through the connecting rods (55).

4. A blind plate assembly for use in the pressurization of a gas seal for a valve according to claim 3, wherein: the sealing gasket (9) and the clamping block (54) are both rubber components, and the diameter of the sealing gasket (9) is the same as that of the communicating opening of the flange (2).

5. A blind plate assembly for use in the pressurization of a gas seal for a valve according to claim 1, wherein: threaded pipe (71) have been welded towards one side welding of flange lid (8) in hydraulic stem (7), thread groove (81) have been seted up towards one side of hydraulic stem (7) in flange lid (8), thread groove (81) pass through the screw thread interlock with threaded pipe (71) and are connected.

6. A blind plate assembly for use in the pressurization of a gas seal for a valve according to claim 1, wherein: a plurality of spacing grooves (21) have been seted up at the edge of flange (2), the inner wall fixedly connected with stopper (31) of device body (3), the quantity of stopper (31) is unanimous with spacing groove (21), and the width of stopper (31) is the same with spacing groove (21), stopper (31) are the component of a shape of falling the trapezium.