CN210198815U

CN210198815U - Boiler efficiency test flue gas sampler

Info

Publication number: CN210198815U
Application number: CN201921193980.6U
Authority: CN
Inventors: Qiyun Tong; 仝其云
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-27
Filing date: 2019-07-27
Publication date: 2020-03-27
Anticipated expiration: 2029-07-27

Abstract

The utility model belongs to the technical field of boiler detection, in particular to a boiler energy efficiency test flue gas sampler, which comprises a sampling tube, wherein a sleeve is sleeved inside the sampling tube and is in sliding connection with the sampling tube, a chute is arranged inside the sleeve, a slider is slidably arranged inside the chute, a pull rod is fixedly connected to the outer wall of the slider, and two symmetrically distributed connecting blocks are fixedly connected to the inner wall of the slider; be provided with the sleeve pipe in the sampling tube inside, come the suction of flue gas through the sleeve pipe when carrying out the flue gas sample, sleeve pipe slidable mounting is inside the sampling tube, can adjust the whole length of sampling tube through outside pulling sleeve pipe, and then carry out the multiple spot sample to the difference in the boiler, for current sampler, moreover, the steam generator is simple in structure, when taking a sample to a plurality of points in the boiler, the length of sampling tube can be increased to outside tensile sleeve pipe, convenient operation, it is portable to use, the labor intensity of workers is lightened.

Description

Boiler efficiency test flue gas sampler

Technical Field

The utility model belongs to the technical field of the boiler detects, concretely relates to boiler efficiency test smoke sampler.

Background

When the boiler is used, the energy efficiency test is required to be carried out on the boiler at intervals, the boiler energy efficiency test is to measure the heat efficiency of the boiler, the boiler is checked through the energy efficiency test, whether the situation of energy waste exists in the boiler or not is judged, and the place where the energy is wasted is found out when the situation of energy waste occurs, so that energy-saving measures are made in a targeted manner.

Present detection mechanism adopts the sampler to come to collect the flue gas sample from the boiler inside usually when carrying out the efficiency test to the boiler, chinese patent with publication number CN207396135U discloses coal fired boiler high dust high temperature flue gas sampling device, this patent filters out the dust in the flue gas that rises through the filter screen, but often need carry out the sample of different positions when carrying out the flue gas sample, the device need adopt many sampling tubes when carrying out the sample of different positions, insert inside the boiler with many sampling tubes simultaneously, complex operation, and intensity of labour is big.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a boiler efficiency test smoke sampler has the efficient characteristics of sample.

In order to achieve the above object, the utility model provides a following technical scheme: boiler efficiency test smoke sampler, including the sampling tube, the inside cover of sampling tube is equipped with the sleeve pipe, just the sleeve pipe with sampling tube sliding connection, the spout has been seted up to the intraduct, the inside slidable mounting of spout has the slider, slider outer wall fixedly connected with pull rod, the connecting block of two symmetric distributions of slider inner wall fixedly connected with, two fixedly connected with filter plate between the connecting block, the inside filter screen that can dismantle of filter plate is connected with, the sampling tube is kept away from sheathed tube one end can be dismantled and be connected with the aspirator pump, aspirator pump and external power source electric connection, aspirator pump input end fixedly connected with intake pipe, aspirator pump output end fixedly connected with outlet duct.

Preferably, a clamping groove is formed in the bottom end of the sliding groove, a clamping block is fixedly connected to the other side of the outer wall of the sliding block, and the clamping block is clamped and installed inside the clamping groove.

Preferably, the outer side of the bottom end of the sleeve is fixedly connected with a rubber gasket, and the outermost side of the rubber gasket is attached to the inner wall of the sampling tube.

Preferably, the inner wall of the sleeve is provided with two symmetrically distributed limiting grooves, the limiting grooves are located under the connecting block, and the connecting block is clamped and installed in the limiting grooves.

Preferably, the air inlet pipe outside fixedly connected with screw thread, the sampling tube inside seted up with screw thread matched with thread groove.

Preferably, the length of the pull rod is greater than that of the sliding groove, and one end, far away from the sliding block, of the pull rod extends to the outer side of the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with the sleeve pipe in the sampling tube is inside, come the suction of flue gas through the sleeve pipe when carrying out the flue gas sample, sleeve pipe slidable mounting is inside the sampling tube, can adjust the whole length of sampling tube through outside pulling sleeve pipe, and then carry out the multiple spot sample to the difference in the boiler, for current sampler, moreover, the steam generator is simple in structure, when taking a sample to a plurality of points in the boiler, outside tensile sleeve pipe can increase the length of sampling tube, convenient operation, it is portable to use, workman's intensity of labour has been alleviateed.

2. The device adopts split type design, the aspirator pump passes through the screw thread and the sampling tube is connected, screw up the intake pipe when the sample can be connected intake pipe and sampling tube inside the sampling tube, after the sample, outwards screw the intake pipe and can separate intake pipe and sampling tube, it can push back the sample intraduct with the sleeve pipe to promote the sleeve pipe to interior after the sample is ended, this design can save device's volume effectively after the sample, convenience device carry and deposit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic cross-sectional view of the sampling tube and the sleeve of the present invention;

fig. 3 is a schematic side view of the present invention;

fig. 4 is a schematic structural diagram of the middle sleeve and the intake pipe of the present invention.

In the figure: 1. a sampling tube; 11. a thread groove; 2. a sleeve; 21. a chute; 211. a card slot; 22. a rubber gasket; 23. a limiting groove; 3. a slider; 31. a clamping block; 32. a pull rod; 33. connecting blocks; 4. filtering the plate; 41. filtering with a screen; 5. a getter pump; 51. an air inlet pipe; 511. a thread; 52. and an air outlet pipe.

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 the following technical solutions: boiler efficiency test smoke sampler, including sampling tube 1, the inside cover of sampling tube 1 is equipped with sleeve pipe 2, and

sleeve pipe

2 and 1 sliding connection of sampling tube, 2 inside spouts 21 of having seted up of sleeve pipe, the inside slidable mounting of spout 21 has

slider

3, 3 outer wall fixedly connected with pull rod 32 of slider, the connecting block 33 of two symmetric distributions of 3 inner wall fixedly connected with of slider, fixedly connected with filter plate 4 between two connecting blocks 33, the inside filter screen 41 that can dismantle of filter plate 4, sampling tube 1 keeps away from the one end of sleeve pipe 2 and can dismantle and be connected with aspirator pump 5, aspirator pump 5 and external power source electric connection, 5 input end fixedly connected with intake pipe 51 of aspirator pump, 5 output end fixedly connected with outlet duct 52 of aspirator pump.

In the embodiment, the sleeve 2 is sleeved inside the sampling tube 1, the sleeve 2 is connected with the sampling tube 1 in a sliding manner, when the length of the sampling tube 1 is not enough, the sleeve 2 is pulled outwards, the sleeve 2 slides towards the outer side of the sampling tube 1 to increase the whole length of the sampling tube 1, so as to sample smoke at different positions of a boiler, the sliding groove 21 is formed inside the sleeve 2, the sliding block 3 is installed inside the sliding groove 21 in a sliding manner, the pull rod 32 is fixedly connected to the outer wall of the sliding block 3, the two symmetrically distributed connecting blocks 33 are fixedly connected to the inner wall of the sliding block 3, the filter plate 4 is fixedly connected between the two connecting blocks 33, the filter screen 41 is detachably connected inside the filter plate 4, large-particle dust and impurities mixed in the smoke are filtered through the filter screen 41 installed on the filter plate 4 during sampling, so as to improve the sampling quality, after the smoke is collected for a long time, the pull rod 32 is pulled, the filter plate 4 is moved to the outside of the sleeve 2 to clean the filter screen 41, the slide block 3 is aligned to the opening of the chute 21 to be discharged after cleaning, the pull rod 32 is pushed inwards to push the filter plate 4 back to the inside of the sleeve 2 for continuous use, the cost is saved, the filter screen 41 is convenient to clean and replace, large-particle dust and impurities are filtered out through the filter screen 41, the sampling quality is improved, one end of the sampling tube 1, which is far away from the sleeve 2, is detachably connected with the suction pump 5, the suction pump 5 is electrically connected with an external power supply, the input end of the suction pump 5 is fixedly connected with the air inlet pipe 51, the output end of the suction pump 5 is fixedly connected with the air outlet pipe 52, the air outlet pipe 52 is connected with a collecting bottle during sampling, the suction pump 5 is started, the suction pump 5 pumps out flue gas in the boiler through the air inlet pipe 51, the filtered flue gas is discharged into, can take off intake pipe 51 after the sample is accomplished, conveniently carry out depositing of device, the portability is higher, and wherein aspirator pump 5's model is DB 001.

Specifically, a clamping groove 211 is formed at the bottom end of the sliding groove 21, a clamping block 31 is fixedly connected to the other side of the outer wall of the sliding block 3, and the clamping block 31 is clamped and installed in the clamping groove 211; inwards promote pull rod 32 and push back inside sleeve pipe 2 with filter plate 4, inside pull rod 32 pushed back bottom rear fixture block 31 card income draw-in groove 211, fixed filter plate 4, avoided when the sample sleeve pipe 2 appear rocking, and then caused filter plate 4 to follow the inside roll-off of sleeve pipe 2, influence the normal clear of sample work.

Specifically, the outer side of the bottom end of the sleeve 2 is fixedly connected with a rubber gasket 22, and the outermost side of the rubber gasket 22 is attached to the inner wall of the sampling tube 1; when the sleeve 2 is pulled outwards in the sampling tube 1, the rubber gasket 22 is always attached to the inner wall of the sampling tube 1, and the sleeve 2 is more stable when moving through the rubber gasket 22.

Specifically, two symmetrically distributed limiting grooves 23 are formed in the inner wall of the sleeve 2, the limiting grooves 23 are located right below the connecting block 33, and the connecting block 33 is clamped and installed in the limiting grooves 23; the connecting block 33 is clamped in the limiting groove 23, when the pull rod 32 is pulled outwards, the connecting block 33 drives the filter plate 4 below to move outwards, the filter plate 4 is more stable in the moving process through the limiting groove 23, and the phenomenon that the filter plate is blocked when moving is avoided.

Specifically, the outer side of the air inlet pipe 51 is fixedly connected with a thread 511, and a thread groove 11 matched with the thread 511 is formed in the sampling pipe 1; screw up intake pipe 51 when the sample can be connected intake pipe 51 and sampling tube 1 inside sampling tube 1, after the sample, outwards twist intake pipe 51 and can separate intake pipe 51 and sampling tube 1, make things convenient for depositing of device.

Specifically, the length of the pull rod 32 is greater than that of the sliding groove 21, and one end of the pull rod 32, which is far away from the sliding block 3, extends to the outer side of the sliding groove 21; the pull rod 32 extends to the outer side of the sliding groove 21, so that the position of the pull rod 32 can be conveniently found when the filter plate 4 needs to be taken out, the bottom end of the pull rod 32 is provided with an arc-shaped hook, and a worker can conveniently find a stress point when pulling the pull rod 32.

The utility model discloses a theory of operation and use flow: the flue gas sampling port of the boiler is opened, the sleeve 2 is pulled outwards to increase the length of the sampling tube 1, the sleeve 2 is stretched into the flue gas sampling port, the air outlet pipe 52 is connected with a collecting bottle, the air suction pump 5 is started, the air suction pump 5 sucks air in the boiler through the air inlet pipe 51, the flue gas enters the sleeve 2, large-particle dust and impurities in the flue gas are filtered out through the filter screen 41, the filtered flue gas is discharged into the collecting bottle through the air outlet pipe 52 to be collected, the sampling quality is higher, after long-time work, the pull rod 32 is pulled outwards, the slide block 3 drives the inside of the filter plate 4 to move outwards under the action of force, the filter plate 4 is moved to the outside of the sleeve 2 to clean the filter screen 41, the slide block 3 is aligned with the opening of the chute 21 after cleaning is finished, the pull rod 32 can be pushed inwards to push the filter plate 4 back to the inside of the, after the sampling work, outwards twist intake pipe 51 and make intake pipe 51 and sampling tube 1 separation, inside promotion sleeve pipe 2 removed sleeve pipe 2 to sampling tube 1, save device's parking space, make things convenient for depositing of device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Boiler efficiency test smoke sampler, including sampling tube (1), its characterized in that: a sleeve (2) is sleeved in the sampling tube (1), the sleeve (2) is connected with the sampling tube (1) in a sliding way, a sliding groove (21) is arranged in the sleeve (2), a sliding block (3) is arranged in the sliding groove (21) in a sliding way, the outer wall of the sliding block (3) is fixedly connected with a pull rod (32), the inner wall of the sliding block (3) is fixedly connected with two connecting blocks (33) which are symmetrically distributed, a filter plate (4) is fixedly connected between the two connecting blocks (33), a filter screen (41) is detachably connected in the filter plate (4), an aspirator pump (5) is detachably connected at one end of the sampling tube (1) far away from the sleeve (2), the air suction pump (5) is electrically connected with an external power supply, an air inlet pipe (51) is fixedly connected with the input end of the air suction pump (5), and an air outlet pipe (52) is fixedly connected with the output end of the air suction pump (5).

2. The boiler energy efficiency test flue gas sampler of claim 1, characterized in that: the clamping groove (211) is formed in the bottom end of the sliding groove (21), a clamping block (31) is fixedly connected to the other side of the outer wall of the sliding block (3), and the clamping block (31) is clamped and installed in the clamping groove (211).

3. The boiler energy efficiency test flue gas sampler of claim 1, characterized in that: the outer side of the bottom end of the sleeve (2) is fixedly connected with a rubber gasket (22), and the outermost side of the rubber gasket (22) is attached to the inner wall of the sampling tube (1).

4. The boiler energy efficiency test flue gas sampler of claim 1, characterized in that: two limiting grooves (23) which are symmetrically distributed are formed in the inner wall of the sleeve (2), the limiting grooves (23) are located under the connecting blocks (33), and the connecting blocks (33) are clamped and installed in the limiting grooves (23).

5. The boiler energy efficiency test flue gas sampler of claim 1, characterized in that: intake pipe (51) outside fixedly connected with screw thread (511), sampling tube (1) is inside seted up with screw thread (511) matched with thread groove (11).

6. The boiler energy efficiency test flue gas sampler of claim 1, characterized in that: the length of the pull rod (32) is larger than that of the sliding groove (21), and one end, far away from the sliding block (3), of the pull rod (32) extends to the outer side of the sliding groove (21).