CN212016546U - Detector for fire extinguisher and intelligent fire extinguisher - Google Patents
Detector for fire extinguisher and intelligent fire extinguisher Download PDFInfo
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- CN212016546U CN212016546U CN202020440407.7U CN202020440407U CN212016546U CN 212016546 U CN212016546 U CN 212016546U CN 202020440407 U CN202020440407 U CN 202020440407U CN 212016546 U CN212016546 U CN 212016546U
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- detector
- air inlet
- fire extinguisher
- inlet column
- box
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Abstract
The utility model relates to a detector for fire extinguisher, including surveying box, inlet column and mechanical manometer, the inlet column is installed in surveying the box, and mechanical manometer includes the dial plate and with the assembly end threaded connection's of inlet column assembly double-screw bolt, leaves between dial plate and the survey box to be suitable for the instrument to stretch into in order to install and remove the operation interval of assembly double-screw bolt. In addition still relate to a dispose intelligent fire extinguisher of above-mentioned detector. The utility model reserves an operation space between the detection box and the mechanical pressure gauge, so that the tool can extend into the detection box, and on one hand, the disassembly and the assembly between the components of the detector are convenient; on the other hand, the reliability of the connecting structure between the assembling stud and the air inlet column can be ensured, so that the tightness of an air flow channel in the air inlet column is ensured, gas leakage is avoided, and the accuracy and the reliability of the detection result of the detector are improved.
Description
Technical Field
The utility model belongs to the technical field of the security protection equipment, concretely relates to detector for fire extinguisher and dispose intelligent fire extinguisher of this detector.
Background
The fire extinguisher adopting the mechanical pressure gauge is wide in application, the mechanical pressure gauge needs to regularly patrol the pressure data of the mechanical pressure gauge, the pressure and the field recording date are recorded through the card, the indication number of the mechanical pressure gauge needs to be read manually, and the fire extinguisher is complex in operation, time-consuming, labor-consuming and easy to make mistakes. Therefore, the detection of the pressure in the cylinder of the fire extinguisher by using a detection element such as a load cell is one of the main research directions of the intelligent fire extinguisher.
At present, a detector combined with a mechanical pressure gauge and a pressure measuring sensor is also provided, in the detector, an air flow channel of an air inlet column in a detection box is sealed through an assembly stud of the mechanical pressure gauge, but the mechanical pressure gauge is generally installed on the detection box in a hand screwing mode (no gap exists between the mechanical pressure gauge and the detection box), the assembly mode is convenient, but the mechanical pressure gauge is easily connected with the air inlet column untight and unstable to cause gas leakage in a bottle, the detection result accuracy of the pressure measuring sensor is influenced, and the normal use performance of a fire extinguisher is influenced; if the mechanical pressure gauge is connected with the detection box in an undetachable manner, the pressure measuring sensor, the circuit board and the like in the detection box are not easy to overhaul and maintain.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a detector for fire extinguisher and dispose the intelligent fire extinguisher of this detector can solve prior art's partial defect at least.
The utility model relates to a detector for fire extinguisher, including surveying box, air inlet column and mechanical manometer, the air inlet column install in survey the box, mechanical manometer include the dial plate and with the assembly end threaded connection's of air inlet column assembly double-screw bolt, the dial plate with it stretches into in order to install and remove to leave to be suitable for the instrument between the detection box assembly double-screw bolt's operation interval.
In one embodiment, a locking nut is screwed on the assembling stud and abuts against the assembling end of the air inlet column.
In one embodiment, the mounting end of the air inlet column is exposed to the outside of the probe box and abuts against the lock nut.
As one embodiment, the assembling end of the air inlet column is provided with a positioning table, the corresponding end of the detection box is provided with a positioning hole, and the positioning table is embedded in the positioning hole.
In one embodiment, the positioning table is provided with a through hole and the through hole is coaxially arranged with the airflow through hole in the air inlet column, and the positioning hole is a non-circular hole.
As one embodiment, a sealant is filled between the positioning table and the hole wall of the positioning hole.
In one embodiment, the detection box includes an outer box and a mounting seat accommodated in the outer box, the air inlet column is mounted on the mounting seat, and an air inlet end of the air inlet column penetrates out of the mounting seat.
In one embodiment, an exposed column body of the air inlet column, which is exposed outside the mounting seat, is screwed with a fitting nut, and the fitting nut abuts against the outer surface of the mounting seat.
In one embodiment, the detector for the fire extinguisher further comprises a battery, a limiting boss is arranged on one side of the column body of the air inlet column, one end of the battery is abutted against the limiting boss, and the other end of the battery is abutted against the mounting seat.
The utility model discloses still relate to an intelligent fire extinguisher, including the fire extinguisher bottle, be equipped with the pressure detection unit on the fire extinguisher bottle, the pressure detection unit includes as above detector for the fire extinguisher.
The utility model discloses following beneficial effect has at least:
the utility model reserves an operation space between the detection box and the mechanical pressure gauge, so that the tool can extend into the detection box, and on one hand, the disassembly and the assembly between the components of the detector are convenient; on the other hand, the reliability of the connecting structure between the assembling stud and the air inlet column can be ensured, so that the tightness of an air flow channel in the air inlet column is ensured, gas leakage is avoided, and the accuracy and the reliability of the detection result of the detector are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of an assembly structure of a detector for a fire extinguisher according to an embodiment of the present invention;
fig. 2 and 3 are schematic diagrams of a preliminary exploded structure of a detector for a fire extinguisher according to an embodiment of the present invention;
fig. 4 and 5 are schematic diagrams illustrating a further exploded structure of a detector for fire extinguisher according to an embodiment of the present invention;
fig. 6 is a schematic view of a device arrangement structure on a mounting base according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are described below clearly and completely, 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 efforts belong to the protection scope of the present invention.
Example one
As shown in fig. 1-5, the embodiment of the utility model provides a detector for fire extinguisher, including surveying box 1, air inlet column 2 and mechanical pressure gauge 3.
The detection box 1 generally includes a box 11 and a mounting seat 12 accommodated in the box 11, the box 11 is generally cylindrical, and the interior of the box 11 is hollow to form an accommodating cavity for accommodating the air inlet column 2, and other members, but a prism-shaped box 11 is also applicable to the present embodiment. The mechanical pressure gauge 3 is connected to one end of the outer box 11, the mounting seat 12 is preferably arranged close to the other end of the outer box 11, for example, the seat bottom of the mounting seat 12 is flush with the corresponding end of the outer box 11, and the structure is compact and beautiful; further, a sealant can be used for sealing a gap between the mounting base 12 and the outer box 11, so that the waterproof performance of the detector is improved.
The air inlet column 2 is provided with an air inlet end and an assembling end, an air flow channel is formed in the air inlet column 2 and penetrates through the air inlet end and the assembling end so as to transmit the gas pressure in the fire extinguisher bottle to the mechanical pressure gauge 3, and the measurement of the gas pressure in the fire extinguisher is realized. The air inlet column 2 is installed in the outer box 11, preferably on the mounting seat 12, and the air inlet end of the air inlet column 2 preferably extends out of the outer box 11 to be connected with the fire extinguisher bottle body, for example, the air inlet end of the air inlet column 2 extends out of the mounting seat 12. The air inlet column 2 and the mounting seat 12 are preferably detachably connected, so as to facilitate installation and maintenance and detection and replacement of other components in the outer box 11, in one embodiment, as shown in fig. 5, an exposed column body of the air inlet column 2 exposed out of the mounting seat 12 is screwed with a mounting nut 23, the mounting nut 23 abuts against the outer surface/seat bottom of the mounting seat 12, and the air inlet column 2 and the mounting seat 12 can be tightly fixed together by screwing the mounting nut 23; of course, the non-detachable connection between the intake column 2 and the mounting base 12 is also applicable to the present embodiment, and will not be described in detail here. The assembling end of the air inlet column 2 can be positioned in the outer box 11 or can extend out of the outer box 11; in one embodiment, the air inlet column 2 and the outer box 11 are also detachably connected, for example, the outer box 11 is fixedly connected with the assembling end of the air inlet column 2 through a countersunk head screw, and further, the mounting position of the countersunk head screw can be glued and sealed to improve the waterproof performance of the detector.
The mechanical pressure gauge 3 comprises a dial 31 and an assembling stud 32 in threaded connection with the assembling end of the air inlet column 2, the mechanical pressure gauge 3 is a standard component, and the specific internal composition structure is not described in detail here. The mounting studs 32 preferably extend into the airflow passage to threadably engage the inner wall of the airflow passage. The air flow passages are preferably circular through-hole passages which are preferably coaxial with the outer casing 11, i.e. the mounting studs 32 are also coaxial with the outer casing 11.
In an alternative embodiment, as shown in fig. 2-4, the assembling end of the air inlet column 2 is provided with a positioning table 21, the corresponding end of the detection box 1 is provided with a positioning hole, and the positioning table 21 is embedded in the positioning hole, so that the positioning and installation between the air inlet column 2 and the outer box 11 are facilitated based on the structure, the efficiency of detector assembly is improved, and the coaxiality between the air flow channel and the outer box 11 and between the air flow channel and the assembling stud 32 can also be ensured, thereby ensuring the working reliability of the detector. It is further preferred that the positioning table 21 is provided with a through hole and the through hole is coaxially arranged with the air flow through hole in the air intake column 2, wherein the cross section of the positioning table 21 (perpendicular to the axial direction of the mounting stud 32) is preferably non-circular, i.e. the positioning hole is a non-circular hole, so that after the positioning table 21 is fitted into the positioning hole, the relative rotational movement between the outer case 11 and the air intake column 2 can be prevented, especially when the air intake column 2 is connected to the fire extinguisher bottle or when the air intake column 2 is mounted on or dismounted from the mounting stud 32, the relative rotational movement between the outer case 11 and the air intake column 2 can be prevented. Furthermore, a sealant is filled between the positioning table 21 and the hole wall of the positioning hole, so as to improve the waterproof performance of the detector. In one embodiment, as shown in fig. 2-4, the positioning table 21 is a regular hexagonal table.
The structure of the detector is further optimized, as shown in fig. 2-6, the detector also comprises a battery 4, and the battery 4 is arranged on the mounting seat 12 and can be used as a power supply for other devices of the detector. As a preferred embodiment, as shown in fig. 2 and 4, a limit boss 21 is arranged on one side of the column body of the air inlet column 2, one end of the battery 4 is abutted against the limit boss 21, the other end of the battery 4 is abutted against the mounting seat 12, the battery 4 is limited and mounted by matching the structure of the air inlet column 2 with the mounting seat 12, the internal structure of the detection box 1 can be simplified, and the miniaturization design of the detector is facilitated.
The structure of the detector is further optimized, as shown in fig. 2-6, the detector further comprises a sensor circuit board 5 and a communication circuit board 6, the sensor circuit board 5 is mainly used for collecting and processing detection information, and the communication circuit board 6 is mainly used for realizing wireless signal transceiving with an external controller/internet of things; the detector further comprises an antenna 7, wherein the antenna 7 can be connected to the sensor circuit board 5; the sensor circuit board 5, the communication circuit board 6 and the antenna 7 are all conventional configurations in the field, and the specific structure is not described herein; it is understood that the sensor circuit board 5 and the communication circuit board 6 are electrically connected to the battery 4, and the specific electrical connection structure is also conventional in the art and will not be described in detail herein.
The sensor circuit board 5 and the communication circuit board 6 are both disposed on the mounting base 12, and in one embodiment, as shown in fig. 2-6, the sensor circuit board 5, the communication circuit board 6, the antenna 7 and the battery 4 are disposed around the air inlet column 2, so that the space in the detection box 1 is reasonably utilized, and the miniaturization design of the detector is facilitated. Furthermore, as shown in fig. 2-5, the air inlet column 2 is a square column, and the sensor circuit board 5 and the communication circuit board 6 are respectively attached to corresponding side walls of the air inlet column 2, which is not only beneficial to the utilization of the space in the detection box 1, but also enables the mounting structure of the sensor circuit board 5 and the communication circuit board 6 to be more stable and reliable. Further preferably, as shown in fig. 2 to 5, an apron 121 is convexly disposed on an edge of the mounting seat 12 toward a side where the mechanical pressure gauge 3 is located, two receding grooves 1212 are formed in the apron 121, and two corners of the sensor circuit board 5 are respectively located in the two receding grooves 1212, obviously, the structure can further reduce an occupied space of components in the detection box 1, and is beneficial to miniaturization design of the detector. The installation form of the communication circuit board 6 can also refer to the installation structure of the sensor circuit board 5; in another embodiment, as shown in fig. 6, the sensor circuit board 5 is fixedly connected with the shaft of the air inlet column 2, and the communication circuit board 6 is clamped between the sensor circuit board 5 and the inner wall of the apron board 121, so that the installation of devices in the detector can be simplified; the sensor circuit board 5 and the air inlet column 2 are preferably detachably connected, for example, by screws, so that the communication circuit board 6 and the sensor circuit board 5 can be conveniently disassembled and maintained; correspondingly, the column shaft of the air inlet column 2 is correspondingly provided with a detection port, the detection port is communicated with an air inlet channel in the air inlet column 2, a pressure sensor on the sensor circuit board 5 correspondingly enters the detection port, and a sealing ring can be further arranged between the detection port and the pressure sensor.
Example two
The present embodiment provides a detector for fire extinguisher, which further adopts the following structure on the basis of the structure of the detector provided in the first embodiment:
as shown in figure 1, an operation space suitable for a tool to extend into for assembling and disassembling an assembling stud 32 is reserved between a dial 31 of the mechanical pressure gauge 3 and the detection box 1. The tool may effect the connection and disconnection of the mounting stud 32 to the intake column 2, for example using a wrench or the like.
In the embodiment, the tool can extend into the detector by reserving the operation space, so that the detector is convenient to disassemble and assemble on one hand; on the other hand, the reliability of the connection structure between the assembly stud 32 and the gas inlet column 2 can be ensured, so that the tightness of a gas flow channel in the gas inlet column 2 is ensured, gas leakage is avoided, and the accuracy and the reliability of the detection result of the detector are improved.
The structure is further optimized, as shown in fig. 5, a locking nut 33 is screwed on the assembling stud 32, and the locking nut 33 abuts against the assembling end of the air inlet column 2; further, the fitting end of the intake column 2 is exposed to the outside of the probe case 1 and abuts against the lock nut 33. This structure can further improve the stability and reliability of the connection structure between the fitting stud 32 and the intake column 2.
EXAMPLE III
The present embodiment provides a detector for fire extinguisher, which further adopts the following structure on the basis of the structure of the detector provided in the first embodiment:
for the installation of the battery 4, it is understood that a battery installation position is provided on the installation seat 12, and the battery 4 is correspondingly installed on the battery installation position. Preferably, as shown in fig. 2, 4 and 6, the battery mounting position extends from the edge of the mounting seat 12 to the middle side of the mounting seat 12, that is, the battery 4 is disposed as close as possible to the edge of the mounting seat 12, even the side edge of the battery 4 is flush with the edge of the mounting seat 12, when the edge of the mounting seat 12 contacts with the inner wall of the outer box 11, the side wall of the battery 4 can also abut against the inner wall of the outer box 11, so that the inner wall of the outer box 11 can limit the battery 4, and the stability and reliability of the mounting structure of the battery 4 can be ensured.
Further preferably, as shown in fig. 2, 4 and 6, in the structure in which the skirt board 121 is provided to protrude from the edge of the mounting seat 12, a battery slot 1211 is correspondingly formed in the skirt board 121, and the battery 4 is fitted into the battery slot 1211. Furthermore, the groove wall of the battery clamping groove 1211 can be arranged to extend to the column body of the air inlet column 2, the battery 4 is attached to the column body of the air inlet column 2, and the battery 4 can be reliably fixed through the limitation of the column body of the air inlet column 2, the limiting boss 21 arranged on the air inlet column 2, the mounting seat 12 and the inner wall of the outer box 11.
In this embodiment, the battery mounting position is designed to extend from the edge of the mounting seat 12 to the middle side of the mounting seat 12, so that the edge space of the mounting seat 12 is fully and reasonably utilized, the occupied area of the mounting seat 12 can be correspondingly reduced, and the size of the outer box 11 is correspondingly reduced, thereby facilitating the miniaturization design of the detector.
Example four
The present embodiment provides a detector for fire extinguisher, which further adopts the following structure on the basis of the structure of the detector provided in the first embodiment:
as shown in fig. 1-6, a filter screen 8 is disposed in at least one end of the air inlet column 2 and/or the air flow passage. In the embodiment, the filter screen 8 is arranged, so that on one hand, the performance influence of impurities in the air flow on the sensor and the mechanical pressure gauge 3 is avoided; on the other hand, the accuracy of the pressure detection result is prevented from being influenced by impurities deposited in the airflow channel.
In one of the embodiments, the air intake end of the air intake column 2 is preferably provided with a filter screen 8. The filter screen 8 is used as a first filter screen 8, the first filter screen 8 comprises a first annular frame and a first filter screen arranged in the first annular frame, and the first annular frame is sleeved on the air inlet end cylinder. Further preferably, as shown in fig. 1-5, the air inlet end cylinder is in a stepped shaft shape, the air inlet is located on the small-diameter cylinder section, the first annular frame is sleeved on the small-diameter cylinder section and abuts against the stepped surface of the air inlet end cylinder, and when the first annular frame is an elastic frame, the first annular frame can be compressed when the air inlet cylinder 2 is connected with the fire extinguisher bottle body, so that the sealing performance is improved, and the filtering effect is further ensured.
In a further embodiment, a filter screen 8 is provided in the air flow path. The filter screen 8 is used as a second filter screen 8, the second filter screen 8 comprises a second annular frame and a second filter screen arranged in the second annular frame, and the second annular frame is embedded in the air flow channel. Further preferably, the air flow channel is in a stepped shaft shape, a large-diameter hole channel of the air flow channel is positioned on one side close to the mechanical pressure gauge 3, and the second annular frame is embedded in the large-diameter hole channel and abuts against a stepped surface of the air flow channel. The assembling stud 32 of the mechanical pressure gauge 3 is preferably in threaded connection with the hole wall of the large-diameter hole, and when the second annular frame is an elastic frame, the end of the assembling stud 32 is pressed against the second annular frame, so that the second annular frame can be compressed, the sealing performance is improved, and the filtering effect is further ensured.
EXAMPLE five
The present embodiment provides a detector for fire extinguisher, which may be a combination of any two or three of the above-mentioned second, third and fourth embodiments.
EXAMPLE six
This embodiment provides an intelligent fire extinguisher, including the fire extinguisher bottle, be equipped with pressure detection unit on the fire extinguisher bottle, this pressure detection unit includes that the detector is used to any one fire extinguisher in above-mentioned embodiment one-fifth, and the mounting structure of this detector is the conventional technique in this field, and it is unnecessary here to describe repeatedly.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a detector for fire extinguisher, is including surveying box, inlet column and mechanical manometer, the inlet column install survey the box in, mechanical manometer include the dial plate and with the assembly end threaded connection's of inlet column assembly double-screw bolt, its characterized in that: an operation space suitable for a tool to extend into the detection box is reserved between the dial plate and the detection box so as to assemble and disassemble the assembling stud.
2. A detector for fire extinguishers as recited in claim 1, wherein: and the assembling stud is screwed with a locking nut, and the locking nut is abutted to the assembling end of the air inlet column.
3. A detector for fire extinguishers as recited in claim 2, wherein: the assembling end of the air inlet column is exposed out of the detection box and is abutted against the locking nut.
4. A detector for fire extinguishers according to any one of claims 1 to 3, wherein: the assembly end of the air inlet column is provided with a positioning table, the corresponding end of the detection box is provided with a positioning hole, and the positioning table is embedded in the positioning hole.
5. The detector for fire extinguisher according to claim 4, wherein: the positioning table is provided with a through hole, the through hole and the airflow through hole in the air inlet column are coaxially arranged, and the positioning hole is a non-circular hole.
6. The detector for fire extinguisher according to claim 4, wherein: and a sealant is filled between the positioning table and the hole wall of the positioning hole.
7. A detector for fire extinguishers as recited in claim 1, wherein: the detection box comprises an outer box and a mounting seat accommodated in the outer box, the air inlet column is mounted on the mounting seat, and the air inlet end of the air inlet column penetrates out of the mounting seat.
8. The detector for fire extinguisher according to claim 7, wherein: and an exposed cylinder of the air inlet column, which is exposed out of the mounting seat, is screwed with an assembly nut, and the assembly nut is abutted against the outer surface of the mounting seat.
9. The detector for fire extinguisher according to claim 7, wherein: still include the battery, be equipped with spacing boss on one side shaft of air inlet column, battery one end with spacing boss butt and the other end with the mount pad butt.
10. The utility model provides an intelligent fire extinguisher, includes the fire extinguisher bottle, be equipped with pressure detection unit on the fire extinguisher bottle, its characterized in that: the pressure detection unit includes the detector for fire extinguisher according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020440407.7U CN212016546U (en) | 2020-03-31 | 2020-03-31 | Detector for fire extinguisher and intelligent fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020440407.7U CN212016546U (en) | 2020-03-31 | 2020-03-31 | Detector for fire extinguisher and intelligent fire extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212016546U true CN212016546U (en) | 2020-11-27 |
Family
ID=73488903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020440407.7U Expired - Fee Related CN212016546U (en) | 2020-03-31 | 2020-03-31 | Detector for fire extinguisher and intelligent fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212016546U (en) |
-
2020
- 2020-03-31 CN CN202020440407.7U patent/CN212016546U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wenzhou Huidian Technology Co.,Ltd. Assignor: Wenzhou Yueshi Technology Co.,Ltd. Contract record no.: X2021330000316 Denomination of utility model: Detector for fire extinguisher and intelligent fire extinguisher Granted publication date: 20201127 License type: Common License Record date: 20210924 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |