Pure steam generator sampling device

Abstract

The utility model discloses a sampling device of a pure steam generator, which particularly relates to the technical field of steam sampling and comprises a sampling tank, supporting legs are arranged at the lower end of the sampling tank, a steam connecting pipe is arranged at the upper end of the sampling tank, a steam inlet pipe is arranged outside the upper end of the steam connecting pipe, and a limiting sliding block is arranged outside the upper end of the steam connecting pipe. A connecting nut is arranged outside the limiting sliding block, and a limiting sliding groove is formed in one side of the inner end face of the connecting nut. When the device is actually used, cooling liquid can be conveniently injected into the sampling tank under the corresponding arrangement state of the drainage pipe, the water inlet pipe and the spiral gas guide pipe, so that pure steam in the spiral gas guide pipe can be conveniently condensed, and the pure steam can be conveniently condensed and sampled; and meanwhile, threads are arranged on the outer end faces of the connecting nut, the limiting sliding groove and the steam inlet pipe, so that the steam connecting pipe and the steam inlet pipe can be conveniently connected and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of steam sampling, and more specifically, to a pure steam generator sampling device. Background Art

[0002] A steam generator is a device that uses the thermal energy of fuel or other energy sources to heat water into hot water or steam. A sampler is a device that extracts and samples the steam inside the steam generator in order to detect and identify it. For example, the pure steam generator sampling device described in the prior art publication number (CN205941097U) includes a main pipe, an insertion pipe, and a joint pipe. The main pipe is provided with a perforation, and the lower end of the joint pipe is sealed and connected to the perforation, so that the joint pipe is connected to the main pipe. Preferably, the joint pipe is sealed and connected to the main pipe by welding, which strengthens the connection strength between the joint pipe and the main pipe and ensures the sealing and stability of the pure steam generator sampling device. The two ends of the insertion pipe are respectively provided with an inlet and an outlet. One end of the insertion pipe located at the inlet is penetrated and sealed to the joint pipe. The inlet is located inside the main pipe, and the outlet is sealed and connected to the heat exchanger.

[0003] When the above device is in use, it is convenient for the operator to control the actual operating conditions. However, it is subject to thermal expansion and contraction at the connection with the external pure steam generating equipment. When connected for use, it is easy to become loose, thereby affecting the sampling of pure steam. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a pure steam generator sampling device. The technical problem to be solved by the utility model is: how to increase the sealing performance of the connection between the sampling device and the external steam generating device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pure steam generator sampling device, comprising a sampling tank, a supporting leg is provided at the lower end of which, a steam connecting pipe is provided at the upper end of the sampling tank, a steam inlet pipe is provided outside the upper end of the steam connecting pipe, a limiting slider is provided outside the upper end of the steam connecting pipe, a connecting nut is provided outside the limiting slider, a limiting sliding groove is provided on one side of the inner end surface of the connecting nut, an air guide plug is provided at the upper end of the steam connecting pipe, and a ventilation groove is provided on the upper end surface of the air guide plug;

[0006] A sealing slider is provided on the inner side of the lower end of the steam inlet pipe, a sealing gasket is provided on the inner end face of the sealing slider, a partition support block is provided on the upper side of the sealing slider on the inner end face of the steam inlet pipe, a supporting slider is provided on the inner end face of the partition support block, a connecting slide rod is provided inside the supporting slider, a sealing block is provided on the lower end of the connecting slide rod, a limiting piece is provided on the outer side of the upper end of the sealing block, and a return spring is provided on the outer side of the connecting slide rod at the upper end of the limiting piece.

[0007] In a preferred embodiment, a sealing partition is provided on the inner end surface of the sampling tank, and a water inlet pipe is provided on the upper side of the outer end surface of the sampling tank;

[0008] The outer end surface of the sampling tank is provided with a drain pipe on the upper side close to the sealing partition, the outer end surface of the sampling tank is provided with an exhaust pipe on the lower side of the sealing partition, and the lower side of the outer end surface of the sampling tank is provided with a water outlet pipe.

[0009] In a preferred embodiment, the outer end surfaces of the water outlet pipe, the exhaust pipe, the drain pipe and the water inlet pipe are provided with control valves, and the water outlet pipe, the exhaust pipe, the drain pipe and the water inlet pipe are connected to the interior of the sampling tank;

[0010] The steam connecting pipe passes through the upper end surface of the sampling tank and extends to the interior of the sampling tank. The steam connecting pipe is provided with a spiral air guide pipe inside the sampling tank, and a gas distribution pipe is provided at the lower end of the spiral air guide pipe.

[0011] In a preferred embodiment, the control valve is electrically connected to an external control device, and the support legs are provided in a plurality and arranged in a circular array outside the center point of the sampling tank in a top-down direction;

[0012] The outer end face of the limit slider is matched with the inner end face of the limit slot, the outer end face of the steam inlet pipe is provided with thread teeth on the outer side near the sealing slider, and the outer end face of the steam inlet pipe is threadedly connected with the inner end face of the connecting nut.

[0013] In a preferred embodiment, the outer end surfaces of the air guide plug-in block and the sealing block in a top view are arranged in a coplanar state, and the outer end surfaces of the air guide plug-in block and the sealing block are adapted to the inner end surface of the sealing slider;

[0014] There are multiple ventilation grooves, which are arranged in a circular array on the outside of the center point of the air guide block in the top view direction. The sealing gasket is a rubber material component. There are multiple sealing gaskets, which are arranged in an array on both sides of the horizontal center axis in the main view direction of the sealing slider.

[0015] In a preferred embodiment, the outer end surface of the connecting slide rod is matched with the inner end surface of the supporting slider, and the number of the separating support blocks is multiple and arranged in a circular array outside the center point of the supporting slider in the top view direction.

[0016] Technical effects and advantages of the utility model:

[0017] When the utility model is actually used, by setting the drain pipe, the water inlet pipe and the spiral air guide pipe in corresponding states, it is convenient to inject coolant into the interior of the sampling tank, thereby facilitating condensation of pure steam inside the spiral air guide pipe, thereby facilitating condensation sampling of pure steam. At the same time, the threads arranged on the connecting nut, the limiting slide groove and the outer end face of the steam inlet pipe can facilitate the connection and fixation of the steam connecting pipe and the steam inlet pipe. At the same time, under the corresponding settings of the air guide plug, the ventilation groove, the sealing slider and the sealing gasket, the steam connecting pipe and the steam inlet pipe can be effectively and conveniently connected, and the sealing of the connection can also be effectively increased. At the same time, under the corresponding settings of the partition support block, the supporting slider, the connecting slide rod, the limiting piece, the sealing block and the reset spring, when the steam connecting pipe and the steam inlet pipe are in a disconnected state, the reset spring can support the limiting piece and push the sealing block into the interior of the sealing slider, thereby increasing the sealing when it is disconnected. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the overall main cross-sectional structure of the utility model.

[0020] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure of part A in the middle.

[0021] Figure 4 It is a schematic diagram of the connection structure between the steam connecting pipe and the steam inlet pipe of the utility model.

[0022] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of part B in the middle.

[0023] The accompanying drawings are marked as: 1 sampling tank, 2 supporting legs, 3 water outlet pipe, 4 exhaust pipe, 5 drain pipe, 6 water inlet pipe, 7 steam connecting pipe, 8 spiral air guide pipe, 9 air distribution pipe, 10 sealing partition, 11 connecting nut, 12 steam inlet pipe, 13 limiting slide groove, 14 partition support block, 15 supporting slider, 16 connecting slide rod, 17 limiting piece, 18 sealing block, 19 return spring, 20 limiting slider, 21 ventilation groove, 22 sealing slider, 23 sealing pad, 24 air guide plug. DETAILED DESCRIPTION

[0024] The utility model provides a pure steam generator sampling device, such as Figure 1 and 2As shown, it includes a sampling tank 1, a supporting leg 2 is provided at the lower end thereof, a steam connecting pipe 7 is provided at the upper end of the sampling tank 1, a sealing partition 10 is provided at the inner end surface of the sampling tank 1, a water inlet pipe 6 is provided on the upper side of the outer end surface of the sampling tank 1, a drain pipe 5 is provided on the upper side of the outer end surface of the sampling tank 1 near the sealing partition 10, an exhaust pipe 4 is provided on the outer end surface of the sampling tank 1 at the lower side of the sealing partition 10, a water outlet pipe 3 is provided on the lower side of the outer end surface of the sampling tank 1, and the outer end surfaces of the water outlet pipe 3, the exhaust pipe 4, the drain pipe 5 and the water inlet pipe 6 are provided with There is a control valve, the water outlet pipe 3, the exhaust pipe 4, the drain pipe 5 and the water inlet pipe 6 are connected with the interior of the sampling tank 1, the steam connecting pipe 7 passes through the upper end face of the sampling tank 1 and extends to the interior of the sampling tank 1, the steam connecting pipe 7 is provided with a spiral air guide pipe 8 inside the sampling tank 1, and the lower end of the spiral air guide pipe 8 is provided with an air distribution pipe 9, the control valve is electrically connected with the external control device, the number of the supporting legs 2 is provided, and they are arranged in a circular array outside the center point of the sampling tank 1 in the top view direction.

[0025] like Figure 3 As shown, a steam inlet pipe 12 is provided on the outside of the upper end of the steam connecting pipe 7, a connecting nut 11 is provided on the outside of the limiting slider 20, a limiting groove 13 is provided on one side of the inner end surface of the connecting nut 11, and the outer end surface of the steam inlet pipe 12 is threadedly connected to the inner end surface of the connecting nut 11.

[0026] like Figure 4 As shown, a limiting slider 20 is provided on the outside of the upper end of the steam connecting pipe 7, a supporting slider 15 is provided on the inner end face of the partition support block 14, a connecting slide rod 16 is provided inside the supporting slider 15, a sealing block 18 is provided on the lower end of the connecting slide rod 16, a limiting member 17 is provided on the outer side of the upper end of the sealing block 18, a return spring 19 is provided on the upper end of the limiting member 17 on the outer side of the connecting slide rod 16, the outer end face of the limiting slider 20 is matched with the inner end face of the limiting slide groove 13, the outer end face of the connecting slide rod 16 is matched with the inner end face of the supporting slider 15, a plurality of the partition support blocks 14 are provided, and are arranged in a circular array state on the outer side of the center point of the supporting slider 15 in the top view direction.

[0027] like Figure 5As shown, an air guide plug 24 is provided at the upper end of the steam connecting pipe 7, and a ventilation groove 21 is opened on the upper end surface of the air guide plug 24, a sealing slider 22 is provided on the inner side of the lower end of the steam intake pipe 12, and a sealing gasket 23 is provided on the inner end surface of the sealing slider 22, and a partition support block 14 is provided on the upper side of the sealing slider 22 on the inner end surface of the steam intake pipe 12, and the air guide plug 24 and the sealing block 18 are arranged in a coplanar state on the outer end surfaces in the top view direction, and the outer end surfaces of the air guide plug 24 and the sealing block 18 are adapted to the inner end surface of the sealing slider 22, and the number of the ventilation grooves 21 is provided in plurality, and they are arranged in a circular array state on the outer side of the center point of the air guide plug 24 in the top view direction, and the sealing gasket 23 is a rubber material component, and the number of the sealing gasket 23 is provided in plurality, and they are arranged in an array state on both sides of the transverse central axis of the sealing slider 22 in the main view direction.

[0028] Working principle of this utility model:

[0029] In this utility model, the working principle of the utility model is:

[0030] When the utility model is used, the staff drives the control valve to work through external equipment, and then connects the steam connecting pipe 7 and the steam intake pipe 12 together, inserts the air guide plug 24 into the interior of the sealing slider 22, and then the air guide plug 24 will support the sealing block 18, and then the sealing block 18 will retract into the interior of the steam intake pipe 12, and then the ventilation groove 21 at the upper end of the air guide plug 24 will be inserted into the interior of the steam intake pipe 12, and then the staff can rotate the connecting nut 11 to make the steam connecting pipe 7 and the steam intake pipe 12 connected together through threads, and then the staff can inject coolant into the interior of the sampling tank 1 through the water inlet pipe 6, and then the high-temperature steam will condense when flowing through the spiral air guide pipe 8, and then the condensed water flow will gather at the lower end of the sampling tank 1 and be discharged from the inside of the water outlet pipe 3, and then the excess air will be discharged from the inside of the exhaust pipe 4, and then the pure steam can be sampled.

[0031] Finally, a few points should be explained: the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pure steam generator sampling device, characterized in that: include: A sampling tank (1) is provided with a supporting leg (2) at its lower end, a steam connecting pipe (7) is provided at the upper end of the sampling tank (1), a steam inlet pipe (12) is provided outside the upper end of the steam connecting pipe (7), a limiting slider (20) is provided outside the upper end of the steam connecting pipe (7), a connecting nut (11) is provided outside the limiting slider (20), a limiting groove (13) is provided on one side of the inner end surface of the connecting nut (11), an air guide plug (24) is provided at the upper end of the steam connecting pipe (7), and a ventilation groove (21) is provided on the upper end surface of the air guide plug (24); A sealing slider (22) is provided on the inner side of the lower end of the steam intake pipe (12), a sealing gasket (23) is provided on the inner end face of the sealing slider (22), a partition support block (14) is provided on the upper side of the sealing slider (22) on the inner end face of the steam intake pipe (12), a supporting slider (15) is provided on the inner end face of the partition support block (14), a connecting slide bar (16) is provided inside the supporting slider (15), a sealing block (18) is provided at the lower end of the connecting slide bar (16), a limiting member (17) is provided on the outer side of the upper end of the sealing block (18), and a return spring (19) is provided on the upper end of the limiting member (17) on the outer side of the connecting slide bar (16).

2. A pure steam generator sampling device according to claim 1, characterized in that: The inner end surface of the sampling tank (1) is provided with a sealing partition (10), and the upper side of the outer end surface of the sampling tank (1) is provided with a water inlet pipe (6); The outer end surface of the sampling tank (1) is provided with a drainage pipe (5) on the upper side close to the sealing baffle (10), the outer end surface of the sampling tank (1) is provided with an exhaust pipe (4) on the lower side of the sealing baffle (10), and the lower side of the outer end surface of the sampling tank (1) is provided with a water outlet pipe (3).

3. A pure steam generator sampling device according to claim 2, characterized in that: The outer end surfaces of the water outlet pipe (3), the exhaust pipe (4), the drain pipe (5) and the water inlet pipe (6) are provided with control valves, and the water outlet pipe (3), the exhaust pipe (4), the drain pipe (5) and the water inlet pipe (6) are connected to the interior of the sampling tank (1); The steam connecting pipe (7) passes through the upper end surface of the sampling tank (1) and extends to the interior of the sampling tank (1). The steam connecting pipe (7) is provided with a spiral air guide pipe (8) inside the sampling tank (1), and a gas distribution pipe (9) is provided at the lower end of the spiral air guide pipe (8).

4. A pure steam generator sampling device according to claim 3, characterized in that: The control valve is electrically connected to an external control device, and the support legs (2) are provided in a plurality and are arranged in a circular array outside a center point of the sampling tank (1) in a top-down direction; The outer end surface of the limiting slider (20) is matched with the inner end surface of the limiting slide groove (13), the outer end surface of the steam intake pipe (12) is provided with thread teeth on the outer side close to the sealing slider (22), and the outer end surface of the steam intake pipe (12) is connected to the inner end surface of the connecting nut (11) in a threaded manner.

5. A pure steam generator sampling device according to claim 1, characterized in that: The outer end surfaces of the air guide plug-in block (24) and the sealing block (18) in a plan view are arranged in a coplanar state, and the outer end surfaces of the air guide plug-in block (24) and the sealing block (18) are adapted to the inner end surface of the sealing slider (22); The number of the ventilation grooves (21) is plural, and they are arranged in a circular array outside the center point of the air guide plug (24) in the top view direction. The sealing pad (23) is a rubber material component. The number of the sealing pads (23) is plural, and they are arranged in an array on both sides of the transverse center axis of the sealing slider (22) in the main view direction.

6. A pure steam generator sampling device according to claim 1, characterized in that: The outer end surface of the connecting slide bar (16) is matched with the inner end surface of the supporting slide block (15), and the number of the separating support blocks (14) is multiple and they are arranged in a ring array state outside the center point of the supporting slide block (15) in the top view direction.

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