CN220872014U - Air pressure detection device of desliming machine - Google Patents
Air pressure detection device of desliming machine Download PDFInfo
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- CN220872014U CN220872014U CN202322647192.2U CN202322647192U CN220872014U CN 220872014 U CN220872014 U CN 220872014U CN 202322647192 U CN202322647192 U CN 202322647192U CN 220872014 U CN220872014 U CN 220872014U
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- 238000001514 detection method Methods 0.000 title claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000000007 visual effect Effects 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000010802 sludge Substances 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 208000005156 Dehydration Diseases 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of tightness detection of structural members, in particular to an air pressure detection device of a desliming machine, which comprises an electric box, a pipeline and a detection mechanism, wherein the pipeline and the detection mechanism are respectively and fixedly connected with the electric box, and the pipeline is detachably connected with the detection mechanism; the detection mechanism comprises a detection meter, a storage battery and an audible and visual alarm, wherein the detection meter and the storage battery are respectively fixed in the case, and the audible and visual alarm is fixed on the top of the case and is electrically connected with the detection meter and the storage battery; the air pressure is detected through the detection meter, and when the air pressure is smaller than a set value, the audible and visual alarm gives an alarm to remind a worker to timely adjust the air pressure control valve, so that the problems of deviation and the like of a filter belt of the desliming machine caused by insufficient air pressure are prevented, the whole structure is simple and durable, the maintenance is convenient, and the labor cost is effectively saved.
Description
Technical Field
The utility model relates to the technical field of tightness detection of structural members, in particular to an air pressure detection device of a desliming machine.
Background
Along with the increase of urban and industrial water consumption, a large amount of sewage can be produced every day and flows into a sewage treatment plant, and in the sewage treatment process, the sludge with high water content can be produced, and is in a liquid flow state and inconvenient to transport and treat, so that the industrial sewage desliming machine is generally used for carrying out dehydration treatment on the sludge, the water in the sludge is filtered, the volume of the sludge is reduced, and the convenience of sludge transportation is improved.
The belt-type sludge removing machine is widely applied in industry due to the characteristics of simple equipment structure, convenient maintenance and strong dehydration capability, clamps sludge layers through the upper and lower tensioned filter belts, passes through a series of regularly arranged rolling cylinders in an S shape, and extrudes water in the sludge layers by means of the pressure of Zhang Lixing pairs of the filter belts on the sludge layers, thereby realizing the purpose of sludge dehydration. The tension of the filter belt of the belt type desliming machine is regulated by virtue of a tensioning cylinder, and the normal running air pressure of the tensioning cylinder is between 0.4 and 0.6mpa for ensuring the dewatering effect, but due to the fact that the air compressor for supplying pressure is unstable in pressure supply, the connecting air pipe is damaged and the like, the pressure of the tensioning cylinder is smaller than the normal running air pressure, so that the phenomena of deflecting the filter belt of the desliming machine, rolling the filter belt into a rolling cylinder and the like are caused, the filter belt needs to be frequently replaced finally, the spare part cost and the labor cost are increased, and therefore, the air pressure detection device is needed to find the problem of insufficient air pressure in advance, eliminate the fault in a sprouting state, protect the filter belt to the maximum extent and reduce the production cost.
In the prior art, a detection device for air pressure leakage of an equipment pipeline (bulletin number: CN 209783854U) is arranged on the air pressure pipeline and is connected with an alarm mechanism, so that whether the air pressure pipeline is leaked or not is judged, but the following technical problems still exist in the prior art:
The detection device in the prior art comprises a large number of electrical components such as an alarm host, a controller, an electromagnetic valve and the like, and various precise wearing parts are contained in the detection device.
Disclosure of utility model
The utility model provides a pneumatic detection device of a desliming machine, which can solve the problems of complicated disassembly and assembly steps and inconvenient replacement of vulnerable parts of the traditional pneumatic detection device.
The application provides the following technical scheme: the air pressure detection device of the desliming machine comprises an electric box, a pipeline and a detection mechanism, wherein the pipeline and the detection mechanism are respectively and fixedly connected with the electric box, and the pipeline is detachably connected with the detection mechanism;
the detection mechanism comprises a detection meter, a storage battery and an audible and visual alarm, wherein the detection meter and the storage battery are respectively fixed in the case, and the audible and visual alarm is fixed on the top of the case and is electrically connected with the detection meter and the storage battery;
The detection meter comprises a shell, wherein a first supporting rod made of plastic is fixed on the bottom surface in the shell, a first sleeve is rotationally connected to the first supporting rod, a gear is fixedly connected to one end, close to the inner bottom surface of the shell, of the first sleeve, a pointer is fixedly connected to the other end of the first sleeve, and a raised contact is fixedly connected to the pointer; the first support rod extends out of the end part of the first sleeve and is in threaded connection with a second support rod made of plastic, the second support rod is rotationally connected with a second sleeve, one end of the second sleeve, which is close to the pointer, is fixedly connected with a semicircular disc, an arc groove is formed in the semicircular disc, the contact can slide in the arc groove, the contact is in contact with the inner wall surface of the arc groove, and the end part, far away from the semicircular disc, of the second support rod is in threaded connection with a locking screw;
the gear, the first sleeve, the pointer, the second sleeve and the semicircular disc are all made of metal materials, the first sleeve is electrically connected with the storage battery, and the semicircular disc is electrically connected with the audible and visual alarm;
The novel electric water heater is characterized in that a branch pipe and a C-shaped Bowden tube are further arranged in the shell, the branch pipe is communicated with the pipeline, one end of the Bowden tube is fixedly connected with the end part of the branch pipe, which extends into the shell, the other end of the Bowden tube is fixedly connected with a link mechanism, and the other end of the link mechanism is meshed with the gear.
The beneficial effects are that:
1. When the air pressure in the pipeline is in a normal range, the Bowden tube expands under the action of the air pressure, and the pointer is driven to rotate through the link mechanism, so that the pointer rotates out of the arc groove, the whole circuit is in a disconnection state, and the audible and visual alarm does not work, so that the air pressure is sufficient; when the air pressure in the pipeline is smaller than a set value, the expansion degree of the Bowden tube is insufficient or not expanded, the pointer is always positioned in the circular arc groove, the contact of the pointer is contacted with the inner wall surface of the circular arc groove of the semicircular disc, the circuit is in a closed communication state, the audible and visual alarm can send out alarm sound and signal light to remind a worker to adjust the air pressure control valve in time, the problems of deviation and the like of a filter belt of the desliming machine caused by insufficient air pressure are prevented,
2. Because pointer and semicircle are connected respectively on first sleeve and second sleeve, when needs change pointer or contact and other spare part, only need open the shell, with second sleeve, first sleeve whole dismantlement in proper order can change corresponding part, and take off first sleeve and second sleeve after, the inside bourdon tube of shell also can take out simultaneously and change, and the dismouting is very convenient, has effectively promoted the change efficiency of spare part.
Further, the link mechanism comprises a first swing arm fixedly connected with the end part of the Bowden tube, which is far away from the branch tube, one end of the first swing arm, which is far away from the Bowden tube, is hinged with a second swing arm, the shape of one end of the second swing arm, which is far away from the first swing arm, is a sector tooth, the sector tooth is meshed with a gear for transmission, the middle section of the second swing arm is hinged with a pin roll, and the pin roll is vertically and fixedly connected with the inner bottom surface of the shell.
The beneficial effects are that: the Bowden tube expands or recovers under the action of air pressure, so that the first swing arm drives the second swing arm to swing, and the deformation of the Bowden tube is converted into the rotation of the pointer through the meshing transmission of the sector teeth and the gear, thereby indicating the actual air pressure of the pipeline.
Further, the pipeline comprises an air inlet pipe, an air outlet pipe and a connecting pipe which are fixedly communicated through a constant diameter three-way joint, one end of the connecting pipe, which is far away from the three-way joint, is in threaded connection with the detection meter, and an air pressure control valve which is fixedly connected with the electric box is arranged on an air pipe, which is far away from the three-way joint, of the air inlet pipe.
The beneficial effects are that: the air pressure control valve is arranged on the air inlet pipe, so that the air pressure of the air inlet pipe can be accurately controlled, and the detection meter is communicated with the pipeline through the three-way joint, so that the air pressure can be monitored in real time by the audible and visual alarm.
Further, the outer circumference of the shell is provided with an integrally formed connector, the branch pipe is fixed in the connector, and the branch pipe extends into the shell from the bottom end of the connector; the novel dial is characterized in that a step is arranged in the shell, a circular dial is connected to the step through a screw, the dial is arranged on the outer circumference of a first sleeve between the gear and the pointer in a penetrating mode, and the first sleeve is not in contact with the dial when rotating.
The beneficial effects are that: when the pointer rotates, the pressure of the pipeline can be displayed through the dial, and the position of the semicircular disc can be adjusted according to the requirement, so that the contact contacts with the inner wall surface of the circular arc groove or avoids the contact with the inner wall surface of the circular arc groove in the required air pressure range, the circuit is communicated or interrupted, and the audible and visual alarm is started or stopped.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a front view of the test table of fig. 1.
Fig. 3 is a left side view of fig. 2.
Detailed Description
The following is a further detailed description of the embodiments:
The labels in the drawings of this specification include: the electric box 1, the storage battery 101, the electric wire 102, the air outlet pipe 2, the three-way joint 3, the air pressure control valve 4, the air inlet pipe 5, the connecting pipe 6, the detection meter 7, the audible and visual alarm 8, the shell 9, the gear 10, the Bowden tube 11, the semicircular disc 12, the arc groove 13, the pointer 14, the contact 15, the dial 16, the first swing arm 17, the pin shaft 18, the branch pipe 19, the connector 20, the first support rod 21, the locking screw 22, the second support rod 23, the second sleeve 24, the first sleeve 25 and the second swing arm 26.
Example 1
As shown in fig. 1 to 3, an air pressure detection device of a desliming machine comprises an electric box 1 fixed on a wall body, and a pipeline and a detection mechanism which are respectively connected in the electric box 1 by screws.
The pipeline comprises an air inlet pipe 5, an air outlet pipe 2 and a connecting pipe 6 which are communicated by the equal-diameter three-way joint 3, an air pressure control valve 4 is arranged on the air inlet pipe 5, the air pressure control valve 4 is connected in the electric box 1 by screws, and one end of the connecting pipe 6 away from the three-way joint 3 is communicated with the detection mechanism.
The detection mechanism comprises a detection meter 7 which is connected in the electric box 1 through screws, a storage battery 101 and an audible and visual alarm 8 which is connected on the top of the box through screws, wherein the detection meter 7, the storage battery 101 and the audible and visual alarm 8 are electrically connected through wires 102. As shown in fig. 3, the detection meter 7 comprises a housing 9, an opening end on the right side of the housing 9 is in threaded connection with a housing cover, a first supporting rod 21 made of plastic is in threaded connection with the bottom surface in the housing 9, the diameter of the left end head of the first supporting rod 21 is larger than that of the rod part on the right end, a first sleeve 25 is rotationally connected to the rod part on the right end of the first supporting rod 21, one end, close to the inner bottom surface of the housing 9, of the first sleeve 25 is in expansion connection with a gear 10, the right end of the first sleeve 25 is in expansion connection with a pointer 14, and a raised contact 15 is vertically fixed at the end, far away from the needle, of the pointer 14; the end part of the first supporting rod 21 extending out of the first sleeve 25 is in threaded connection with a second supporting rod 23 made of plastic, the diameter of the left end head of the second supporting rod 23 is larger than that of the rod part at the right end, the rod part at the right end of the second supporting rod 23 is rotationally connected with a second sleeve 24, the end parts of the second sleeve 24 and the second supporting rod 23 extending out of the shell 9 are in threaded connection with a locking screw 22, and the locking screw 22 can fasten the second sleeve 24 on the second supporting rod 23; the second sleeve 24 is connected with the semicircular disc 12 in a swelling manner at one end close to the pointer 14, the semicircular disc 12 is provided with the circular arc groove 13, the contact 15 can slide in the circular arc groove 13, and when the pointer 14 rotates, the contact 15 is in contact with the inner wall surface of the circular arc groove 13. The shell 9 is internally provided with a step, a dial 16 is connected to the step through a screw, a through hole is formed in the center of the dial 16, the first sleeve 25 is arranged in the through hole of the dial 16 in a penetrating mode, and the through hole of the dial 16 is larger than the outer diameter of the first sleeve 25;
As shown in fig. 2, the outer circumference of the housing 9 is vertically provided with a connector 20 integrally formed with the housing 9, the lower end of the connector 20 is communicated with the connecting pipe 6, a branch pipe 19 is connected in an expanding manner in the connector 20, the branch pipe 19 stretches into the housing 9 from the bottom of the connector 20, a C-shaped bourdon tube 11 is arranged in the housing 9, one end of the bourdon tube 11 is communicated with the end of the branch pipe 19, the other end of the bourdon tube 11 is closed, one closed end of the bourdon tube 11 is connected with a connecting rod mechanism, the connecting rod mechanism comprises a first swing arm 17 welded at the closed end of the bourdon tube 11, one end of the first swing arm 17 far away from the bourdon tube 11 is pivoted with a second swing arm 26, one end of the second swing arm 26 far away from the first swing arm 17 is in a sector-shaped tooth, the sector-shaped tooth is meshed with the gear 10 and is driven, the middle section of the second swing arm 26 is provided with a pin hole, the pin hole is rotationally connected with a pin 18, and the bottom of the pin 18 is vertically fixed on the inner ground of the housing 9.
The gear 10, the first sleeve 25, the pointer 14, the second sleeve 24 and the semicircular disc 12 are all made of metal, the first sleeve 25 is electrically connected with the storage battery 101, and the semicircular disc 12 is electrically connected with the audible and visual alarm 8.
The using method of the device is as follows: after the air source is connected, the air pressure control valve 4 is adjusted to enable the air pressure of the air inlet pipe 5 to be at a required value, in this embodiment, the setting of the minimum critical air pressure of 0.4mpa is taken as an example, the Bowden tube 11 in the detection meter 7 is expanded under the action of the air pressure, the gear 10 is driven by the first swing arm 17 and the second swing arm 26, the pointer 14 rotates in the arrow direction in fig. 2 and stops on one scale mark on the dial 16, the locking screw 22 is adjusted to enable the straight edge of the semicircular disc 12 to be aligned with the scale mark where the pointer 14 stays, the locking screw 22 is screwed down, at the moment, the contact 15 of the pointer 14 is just in contact with the inner wall surface of the circular arc groove 13, the circuit is communicated, the audible and visual alarm 8 is in an alarm state, the air source pressure is set at 0.5mpa again by adjusting the air pressure control valve 4, the pointer 14 continues to rotate, the circuit is disconnected, the audible and visual alarm 8 does not give an alarm at the moment, when the air source has a problem or the pipeline causes the pressure of the air source 5 to be reduced, the pointer 14 reversely rotates, the contact 15 is enabled to be in contact with the circular arc groove 13 again, the circuit is communicated, the audible alarm 8 gives an alarm, and the operator can give an alarm.
The above is merely an embodiment of the present utility model, and the present utility model is not limited to the field of the present embodiment, but the specific structure and characteristics of the present utility model are not described in detail. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (4)
1. The air pressure detection device of the desliming machine comprises an electric box, a pipeline and a detection mechanism, wherein the pipeline and the detection mechanism are respectively and fixedly connected with the electric box, and the pipeline is detachably connected with the detection mechanism; the method is characterized in that:
the detection mechanism comprises a detection meter, a storage battery and an audible and visual alarm, wherein the detection meter and the storage battery are respectively fixed in the case, and the audible and visual alarm is fixed on the top of the case and is electrically connected with the detection meter and the storage battery;
The detection meter comprises a shell, wherein a first supporting rod made of plastic is fixed on the bottom surface in the shell, a first sleeve is rotationally connected to the first supporting rod, a gear is fixedly connected to one end, close to the inner bottom surface of the shell, of the first sleeve, a pointer is fixedly connected to the other end of the first sleeve, and a raised contact is fixedly connected to the pointer; the first support rod extends out of the end part of the first sleeve and is in threaded connection with a second support rod made of plastic, the second support rod is rotationally connected with a second sleeve, one end of the second sleeve, which is close to the pointer, is fixedly connected with a semicircular disc, an arc groove is formed in the semicircular disc, the contact can slide in the arc groove, the contact is in contact with the inner wall surface of the arc groove, and the end part, far away from the semicircular disc, of the second support rod is in threaded connection with a locking screw;
the gear, the first sleeve, the pointer, the second sleeve and the semicircular disc are all made of metal materials, the first sleeve is electrically connected with the storage battery, and the semicircular disc is electrically connected with the audible and visual alarm;
The novel electric water heater is characterized in that a branch pipe and a C-shaped Bowden tube are further arranged in the shell, the branch pipe is communicated with the pipeline, one end of the Bowden tube is fixedly connected with the end part of the branch pipe, which extends into the shell, the other end of the Bowden tube is fixedly connected with a link mechanism, and the other end of the link mechanism is meshed with the gear.
2. The desliming machine air pressure detection device of claim 1, wherein: the connecting rod mechanism comprises a first swing arm fixedly connected with the end part of the Bowden tube, which is far away from the branch pipe, a second swing arm is hinged to one end of the first swing arm, which is far away from the Bowden tube, the shape of one end of the second swing arm, which is far away from the first swing arm, is a sector tooth, the sector tooth is meshed with a gear for transmission, a pin shaft is hinged to the middle section of the second swing arm, and the pin shaft is vertically and fixedly connected to the inner bottom surface of the shell.
3. The desliming machine air pressure detection device of claim 2, wherein: the pipeline comprises an air inlet pipe, an air outlet pipe and a connecting pipe which are fixedly communicated through a constant diameter three-way joint, one end of the connecting pipe, which is far away from the three-way joint, is in threaded connection with a detection meter, and an air pressure control valve which is fixedly connected with an electric box is arranged on an air pipe of the air inlet pipe, which is far away from the three-way joint.
4. A desliming machine gas pressure detection device as claimed in claim 3, wherein: the outer circumference of the shell is provided with an integrally formed connector, the branch pipe is fixed in the connector, and the branch pipe extends into the shell from the bottom end of the connector; the novel dial is characterized in that a step is arranged in the shell, a circular dial is connected to the step through a screw, the dial is arranged on the outer circumference of a first sleeve between the gear and the pointer in a penetrating mode, and the first sleeve is not in contact with the dial when rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647192.2U CN220872014U (en) | 2023-09-27 | 2023-09-27 | Air pressure detection device of desliming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647192.2U CN220872014U (en) | 2023-09-27 | 2023-09-27 | Air pressure detection device of desliming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220872014U true CN220872014U (en) | 2024-04-30 |
Family
ID=90821766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322647192.2U Active CN220872014U (en) | 2023-09-27 | 2023-09-27 | Air pressure detection device of desliming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220872014U (en) |
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2023
- 2023-09-27 CN CN202322647192.2U patent/CN220872014U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240530 Address after: 401121 No. 651 Jintong Avenue, Baixi Village, Kangmei Street, Liangjiang New District, Yubei District, Chongqing Patentee after: CHONGQING THREE GORGES WATER CO.,LTD. Country or region after: China Address before: 400700 Jialing village 67, Beibei District, Chongqing Patentee before: Chongqing Three Gorges Water Beibei drainage Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |