Sampling port convenient to open and close

Abstract

The utility model discloses a sampling port convenient to open and close. The sampling port comprises a tank body connecting pipe, a pipe orifice flange, a pipe orifice blind plate, a lug plate and a pressing plate, a tank body connecting pipe is welded on the equipment tank body, a pipe orifice flange is welded at the upper end of the tank body connecting pipe, and a pipe orifice blind plate is fixedly mounted on the pipe orifice flange through a plurality of vertical connecting bolts; a middle hole of the pipe orifice flange sleeves the outer side of an upper opening of the tank body connecting pipe and is hermetically welded, a middle hole, namely a sampling hole, is formed in the pipe orifice blind plate, and the sampling hole is coaxial with the middle hole of the pipe orifice flange; two groups of lug plates are welded on the pipe orifice blind plate, the left group of lug plates are hinged to the left end of a pressing plate through rotating bolts, the right group of lug plates are used for mounting compression bolts so as to firmly fix the pressing plate and the pipe orifice blind plate, and the pressing plate is used for covering a sampling hole of the pipe orifice blind plate. The device has the beneficial effects that the through hole is formed in the pipe orifice blind plate and serves as a sampling channel, and the silica gel pad is fixed on the pressing plate to achieve a sealing effect. The pressing plate is lifted and pressed by dismounting and mounting a pressing bolt, so that the effect of opening and closing the sampling port is achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of stirring tanks or storage tanks, in particular to a sampling port convenient to open and close. BACKGROUND

[0002] The sampling port of the device (for example, a stirring tank or a storage tank) usually adopts a hand hole or a quick-mounting hand hole structure, and needs to be disassembled and assembled through multiple bolts to achieve the opening and closing effect, which is not very convenient and affects the efficiency. SUMMARY

[0003] The present application provides a sampling port convenient to open and close, which has the advantages of simple structure and convenient use.

[0004] The present application is achieved by the following technical solutions:

[0005] The sampling port convenient to open and close has the characteristics that it comprises a tank body connecting pipe, a pipe opening flange, a pipe opening blind plate, an ear plate and a pressing plate.

[0006] The tank body connecting pipe is welded on the device tank body, the pipe opening flange is welded on the upper end of the tank body connecting pipe, and the pipe opening blind plate is fixedly installed on the pipe opening flange through a plurality of vertical connecting bolts; the middle hole of the pipe opening flange is sleeved outside the upper opening of the tank body connecting pipe and is sealingly welded, the pipe opening blind plate is provided with a middle hole, i.e., a sampling hole, and the sampling hole is coaxial with the middle hole of the pipe opening flange; two groups of ear plates are welded on the upper surface of the pipe opening blind plate, the left group of ear plates is hingedly connected to the left end of the pressing plate through a rotating bolt, and the right group of ear plates is used for installing a pressing bolt to fixedly connect the pressing plate and the pipe opening blind plate, and the pressing plate is used for covering the sampling hole of the pipe opening blind plate.

[0007] Further preferably, a sealing gasket is clamped between the contact surface of the pipe opening flange and the pipe opening blind plate, and the middle hole of the sealing gasket is coaxial and consistent in size with the sampling hole of the pipe opening blind plate.

[0008] Further preferably, the sampling hole of the pipe opening blind plate is smaller than the middle hole of the pipe opening flange.

[0009] Further preferably, a silica gel pad is installed on the bottom of the pressing plate through a fixing bolt, and the silica gel pad is used for sealing and plugging the sampling hole of the pipe opening blind plate.

[0010] Further preferably, the lower end of the tank body connecting pipe is welded to the tank body, and a reinforcing plate is welded to the inner side or the outer side of the tank body.

[0011] The present application has the advantages that the pipe opening blind plate of the sampling port of the device (for example, a stirring tank or a storage tank) is provided with a through hole as a sampling channel, a silica gel pad is fixed on the pressing plate to achieve a sealing effect, and the pressing plate is raised and pressed through the disassembly and assembly of a pressing bolt, so that the opening and closing effect of the sampling port is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 、 Figure 2 The utility model discloses a front view, top view schematic drawing. Figure 3 It is the main view schematic drawing of stirring tank.

[0013] In the drawing: 1, tank connection pipe, 2, pipe flange, 3, pipe gasket, 4, pipe blind plate, 5, ear plate, 6, pressing plate, 7, silica gel pad, 8, fixed bolt, 9, rotating bolt, 10, compression bolt, 11, connecting bolt, 12, sampling hole, 13 tank body, 14 speed reducer motor, 15 coupling, 16 stirring shaft, 17 stirring rod, 18 inclined stirring blade, 19 sampling port, 20 feed inlet with sealing cover, 21 support fixed seat, 22 discharge outlet with valve, 23 motor support. DETAILED DESCRIPTION

[0014] The utility model discloses a kind of specific embodiments of the utility model.

[0015] The utility model discloses a sampling port 19 of convenient switch, including tank connection pipe 1, pipe flange 2, pipe blind plate 4, ear plate 5, pressing plate 6;

[0016] Equipment tank body 13 is welded tank connection pipe 1, tank connection pipe upper end is welded pipe flange 2, and pipe flange is fixedly installed pipe blind plate 4 by several vertical connecting bolts 11;The middle hole of pipe flange 2 is sleeved in the outside of the upper mouth of tank connection pipe 1 and is sealedly welded, and pipe blind plate 4 opens a middle hole, i.e.

[0017] Sealing gasket 3 is clamped between the contact surface of pipe flange 2 and pipe blind plate 4, and the middle hole of sealing gasket is coaxial with sampling hole 12 of pipe blind plate, and size is consistent.

[0018] Sampling hole 12 of pipe blind plate 4 is less than the middle hole of pipe flange 2.

[0019] Pressing plate 6 bottom is provided with silica gel pad 7 by fixed bolt 8, and silica gel pad is used to seal up sampling hole 12 of pipe blind plate 4.

[0020] Tank connection pipe 1 lower end and tank body 13 welding place, tank inside or outside welding reinforcing plate.

[0021] In the stirring tank, the stirring shaft 16 is installed in the inside of the tank body 13, several horizontal stirring rods 17 are installed on the stirring shaft, and several inclined stirring blades 18 are installed on the stirring rods; the speed reducer motor 14 is installed on the upper end of the tank body through the motor support 23, and the speed reducer motor is connected with the stirring shaft 16 through the shaft coupling 15; the sampling port 19 and the feeding port 20 with the sealing cover are also installed on the upper end of the tank body, and the valve discharge port 22 is installed on the bottom of the tank body. The support fixing seat 21 is installed on the side wall of the tank body, which is used for fixing and connecting the tank body with the support frame.

Claims

1. A conveniently switchable sampling port, characterized by: It comprises a tank connecting pipe, a pipe flange, a pipe blind plate, an ear plate and a pressing plate; the tank connecting pipe is welded on the tank body, the upper end of the tank connecting pipe is welded with the pipe flange, the pipe flange is fixed with the pipe blind plate through a plurality of vertical connecting bolts; the middle hole of the pipe flange is sleeved outside the upper end of the tank connecting pipe and is sealedly welded, the pipe blind plate is provided with a middle hole, i.e. a sampling hole, which is coaxial with the middle hole of the pipe flange; two groups of ear plates are welded on the upper surface of the pipe blind plate, the left group of ear plates is hinged with the left end of the pressing plate through a rotating bolt, and the right group of ear plates is used for installing a pressing bolt so as to fix the pressing plate and the pipe blind plate firmly, and the pressing plate is used for covering the sampling hole of the pipe blind plate.

2. A conveniently switchable sampling port according to claim 1, characterized in that: A sealing gasket is clamped between the contact surface of the pipe flange and the pipe blind plate, and the middle hole of the sealing gasket is coaxial and consistent with the sampling hole of the pipe blind plate.

3. A convenient switchable sampling port according to claim 1, characterized in that: The sampling hole of the pipe blind plate is smaller than the middle hole of the pipe flange.

4. A convenient switchable sampling port according to claim 1, characterized in that: The bottom of the pressing plate is provided with a silica gel pad which is installed through a fixing bolt and is used for sealing and plugging the sampling hole of the pipe blind plate.

5. A convenient switchable sampling port according to claim 1, wherein: A reinforcing plate is welded on the inner side or the outer side of the tank body at the welding position of the lower end of the tank connecting pipe and the tank body.

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