CN212228084U - Explosion-proof type temperature and humidity transmitter casing - Google Patents
Explosion-proof type temperature and humidity transmitter casing Download PDFInfo
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- CN212228084U CN212228084U CN202020895001.8U CN202020895001U CN212228084U CN 212228084 U CN212228084 U CN 212228084U CN 202020895001 U CN202020895001 U CN 202020895001U CN 212228084 U CN212228084 U CN 212228084U
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Abstract
The utility model discloses an explosion-proof type temperature and humidity transmitter casing, including the transmitter casing, the end cover is installed through screw-thread fit in transmitter casing one side, and transmitter casing lower extreme is provided with the joint of a body structure, it is connected with the silencer through screw-thread fit to connect the lower extreme, connects a side surface and is provided with pressure relief device, pressure relief device includes a pressure release section of thick bamboo, plug disc, pressfitting post, first spring, sliding plate and pressure adjustment mechanism. The utility model discloses in when changer internal pressure was too high, atmospheric pressure will push up the pressfitting post and move to second play pressure port one side, when pressfitting post one end breaks away from when portalling, changer internal pressure can loop through portalling, through-hole and second play pressure port discharge, thereby reduce changer internal pressure, change the length of stretching into a pressure regulation section of thick bamboo through rotating the bolt, can adjust the dynamics of pressfitting post and stopper dish laminating, thereby change the threshold value of changer pressure release, can carry out pressure release work better, the security of changer has been improved.
Description
Technical Field
The utility model relates to a changer technical field, more specifically say, in particular to explosion-proof type temperature and humidity transmitter casing.
Background
The temperature and humidity transmitter adopts a thermocouple and a thermal resistor as temperature measuring elements, signals output by the temperature measuring elements are transmitted to a transmitter module, and are converted into 4-20mA current signals 0-5V/0-10V voltage signals which are in linear relation with temperature after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, V/I conversion, constant current and reverse protection, and RS485 digital signals are output. The temperature and current transmitter converts signals of the temperature and humidity sensor into current signals and is connected to the secondary instrument so as to display corresponding temperature. Temperature and humidity transmitters in the prior art mainly include electrical components such as a housing, an internal signal converter, and a signal receiver. The temperature and humidity transmitter in the prior art is easy to explode when the internal pressure is too high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an explosion-proof type temperature and humidity transmitter casing to overcome the defect that prior art exists.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an explosion-proof temperature and humidity transmitter shell comprises a transmitter shell, wherein an end cover is installed on one side of the transmitter shell in a threaded fit manner, a joint of an integrated structure is arranged at the lower end of the transmitter shell, a silencer is connected to the lower end of the joint in a threaded fit manner, a pressure relief device is arranged on the surface of one side of the joint and comprises a pressure relief barrel, a plug disc, a pressing column, a first spring, a sliding disc and a pressure adjusting mechanism, a first pressure outlet is formed in the surface of the joint, the plug disc is fixedly installed in the first pressure outlet, the sliding disc is slidably arranged in the pressure relief barrel, one end of the pressing column is fixedly connected with the sliding disc, a convex ring is fixedly installed on the surface of the pressing column close to the first pressure outlet, the first spring is sleeved on the surface of the pressing column, the other end of the pressing column is attached to the surface of the plug disc under the elastic force of the first spring, a through hole penetrating through the sliding, the plug disc is characterized in that holes are formed in two ends of the surface of the plug disc, the two holes are located on two sides of the through hole respectively, a second pressure outlet is formed in the middle of the surface of one side, away from the first pressure outlet, of the pressure relief cylinder, and the pressure adjusting mechanism is located between the second pressure outlet and the sliding disc in the pressure relief cylinder.
Further, pressure adjustment mechanism includes two elasticity adjustment barrels, and the elasticity adjustment barrel includes a pressure adjustment barrel, second spring and bolt, pressure release barrel one side surface is located the second and goes out pressure port both sides position and all set up threaded hole, and two elasticity adjustment barrels are located the screw hole position respectively, the bolt is connected with the screw hole cooperation, pressure adjustment barrel fixed mounting is in pressure release barrel inboard surface second and goes out pressure port position, the second spring is located a pressure adjustment barrel, the bolt is inserted and is located the pressure adjustment barrel that corresponds the position, second spring one end is through elasticity and plug dish surface laminating.
Further, the both ends of the sliding plate are fixedly provided with protruding ribs, the sliding grooves are formed in the two inner side walls of the pressure relief cylinder, and the sliding plate is connected with the sliding grooves in a sliding mode through the protruding ribs.
Furthermore, a positioning notch is formed in the middle of the surface of one side, close to the position of the pressing column, of the plug disc, a positioning protrusion is arranged in the middle of one end of the pressing column, the positioning protrusion is inserted into the positioning notch, and the through hole penetrates through the positioning protrusion.
Further, the silencer is an electromagnetic valve outer tooth copper silencer.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses in when changer internal pressure was too high, atmospheric pressure will push up the pressfitting post and move to second play pressure port one side, when pressfitting post one end breaks away from when holing, changer internal pressure can loop through holing, through-hole and second play pressure port discharge, thereby reduce changer internal pressure, change the length of stretching into a pressure regulation section of thick bamboo through rotating the bolt, can change the elasticity of second spring, the dynamics of adjustment pressfitting post and stopper dish laminating, thereby change the threshold value of changer pressure release, the pressure release work that carries on that can be better, the security of changer has been 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 these drawings without creative efforts.
Fig. 1 is a structural diagram of the housing of the explosion-proof temperature and humidity transmitter of the present invention;
fig. 2 is a sectional view of the housing of the explosion-proof temperature and humidity transmitter of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: the pressure transmitter comprises a transmitter shell 1, an end cover 2, a connector 3, a muffler 4, a pressure relief device 5, a pressure relief cylinder 6, a first pressure outlet 7, a plug disc 8, an outlet hole 9, a compression column 10, a through hole 11, a convex ring 12, a sliding disc 13, a first spring 14, a convex rib 15, a sliding groove 16, a second pressure outlet 17, a pressure adjusting cylinder 18, a second spring 19, a bolt 20 and a positioning notch 21.
Detailed Description
Further embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention.
Referring to fig. 1, 2 and 3, the utility model provides an explosion-proof temperature and humidity transmitter shell, which comprises a transmitter shell 1, wherein an end cover 2 is arranged on one side of the transmitter shell 1 through screw-thread fit, a joint 3 with an integral structure is arranged at the lower end of the transmitter shell 1, a silencer 4 is connected at the lower end of the joint 3 through screw-thread fit, a pressure relief device 5 is arranged on one side surface of the joint 3, the pressure relief device 5 comprises a pressure relief cylinder 6, a plug disc 8, a press-fit column 10, a first spring 14, a sliding disc 13 and a pressure regulating mechanism, a first pressure outlet 7 is arranged on the surface of the joint 3, the plug disc 8 is fixedly arranged in the first pressure outlet 7, the sliding disc 13 is arranged in the pressure relief cylinder 6 in a sliding manner, one end of the press-fit column 10 is fixedly connected with the sliding disc 13, a convex ring 12 is fixedly arranged on the surface of the press-fit column 10, the other end of the pressing column 10 is attached to the surface of the plug disc 8 under the elastic action of the first spring 14, a through hole 11 which penetrates through the sliding disc 13 is formed in the middle of the surface of one end of the pressing column 10, holes 9 are formed in two ends of the surface of the plug disc 8, the two holes 9 are respectively located on two sides of the through hole 11, a second pressure outlet 17 is formed in the middle of the surface of one side, away from the position of the first pressure outlet 7, of the pressure relief cylinder 6, and the pressure adjusting mechanism is located between the second pressure outlet 17 and the sliding disc 13 inside the pressure relief cylinder 6.
In this embodiment, pressure adjustment mechanism includes two elasticity adjustment barrels, the elasticity adjustment barrel includes pressure adjustment barrel 18, second spring 19 and bolt 20, a pressure release barrel 6 side surface is located second pressure outlet 17 both sides position and all has seted up the screw hole, two elasticity adjustment barrels are located the screw hole position respectively, bolt 20 is connected with the screw hole cooperation, pressure adjustment barrel 18 fixed mounting is in pressure release barrel 6 inboard surface second pressure outlet 17 position, second spring 19 is located pressure adjustment barrel 18, bolt 20 inserts and locates in the pressure adjustment barrel 18 of corresponding position, 19 one end of second spring is through elasticity and 8 surface laminating of chock disc.
In this embodiment, both ends of the sliding tray 13 are fixedly provided with protruding ribs 15, both inner side walls of the pressure relief cylinder 6 are provided with sliding grooves 16, and the sliding tray 13 is slidably connected with the sliding grooves 16 through the protruding ribs 15.
In this embodiment, a positioning notch 21 is formed in the middle of the surface of one side of the plug disc 8 close to the position of the pressing column 10, a positioning protrusion is arranged in the middle of one end of the pressing column 10, the positioning protrusion is inserted into the positioning notch 21, and the through hole 11 penetrates through the positioning protrusion for positioning and ensuring the stability of the pressing column 10.
In this embodiment, the muffler 4 is an electromagnetic valve external thread copper muffler.
The utility model discloses a theory of operation does: when changer internal pressure was too high, atmospheric pressure will push up the pressfitting post 10 and move to second pressure outlet 17 one side, when pressfitting post 10 one end breaks away from when holing 9, changer internal pressure can loop through out hole 9, through-hole 11 and the discharge of second pressure outlet 17, thereby reduce changer internal pressure, change the length of stretching into pressure adjustment section of thick bamboo 18 through rotating bolt 20, can change second spring 19's elasticity, the dynamics of adjustment pressfitting post 10 and the laminating of cock disc 8, thereby change the threshold value of changer pressure release.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.
Claims (5)
1. The utility model provides an explosion-proof type temperature and humidity transmitter casing, includes the transmitter casing, and the end cover is installed through screw-thread fit in transmitter casing one side, and transmitter casing lower extreme is provided with the joint of a body structure, its characterized in that: the lower end of the connector is connected with a silencer in a threaded fit manner, a pressure relief device is arranged on the surface of one side of the connector and comprises a pressure relief barrel, a plug disc, a pressing column, a first spring, a sliding disc and a pressure adjusting mechanism, a first pressure outlet is formed in the surface of the connector, the plug disc is fixedly installed in the first pressure outlet, the sliding disc is arranged in the pressure relief barrel in a sliding manner, one end of the pressing column is fixedly connected with the sliding disc, a protruding ring is fixedly installed on the surface of the pressing column close to the first pressure outlet, the first spring is sleeved on the surface of the pressing column, the other end of the pressing column is attached to the surface of the plug disc under the action of the elastic force of the first spring, a through hole penetrating through the sliding disc is formed in the middle of the surface of one end of the pressing column, two ends of the surface of the plug disc are provided with holes, the two outlet holes are respectively located on two sides of the through hole, and a second pressure outlet is formed, the pressure adjusting mechanism is positioned between the second pressure outlet in the pressure relief cylinder and the sliding disc.
2. The explosion-proof temperature and humidity transmitter housing of claim 1, wherein: the pressure adjusting mechanism comprises two elastic adjusting cylinders, each elastic adjusting cylinder comprises a pressure adjusting cylinder, a second spring and a bolt, threaded holes are formed in positions, located on two sides of a second pressure outlet, of one side surface of each pressure releasing cylinder, the two elastic adjusting cylinders are located in threaded hole positions respectively, the bolts are connected with the threaded holes in a matched mode, the pressure adjusting cylinders are fixedly installed on the positions, located on the second pressure outlet, of the inner side surface of each pressure releasing cylinder, the second springs are located in the pressure adjusting cylinders, the bolts are inserted into the pressure adjusting cylinders located in corresponding positions, and one ends of the second springs are attached to the surfaces of the plug discs through elastic force.
3. The explosion-proof temperature and humidity transmitter housing of claim 1, wherein: the sliding disc is characterized in that protruding ribs are fixedly arranged at two ends of the sliding disc, sliding grooves are formed in two inner side walls of the pressure relief cylinder, and the sliding disc is connected with the sliding grooves in a sliding mode through the protruding ribs.
4. The explosion-proof temperature and humidity transmitter housing of claim 1, wherein: the middle part of the surface of one side of the plug disc, which is close to the position of the pressing column, is provided with a positioning notch, the middle part of one end of the pressing column is provided with a positioning bulge, the positioning bulge is inserted into the positioning notch, and the through hole penetrates through the positioning bulge.
5. The explosion-proof temperature and humidity transmitter housing of claim 1, wherein: the silencer is a copper silencer with an electromagnetic valve and an external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020895001.8U CN212228084U (en) | 2020-05-25 | 2020-05-25 | Explosion-proof type temperature and humidity transmitter casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020895001.8U CN212228084U (en) | 2020-05-25 | 2020-05-25 | Explosion-proof type temperature and humidity transmitter casing |
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| Publication Number | Publication Date |
|---|---|
| CN212228084U true CN212228084U (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020895001.8U Active CN212228084U (en) | 2020-05-25 | 2020-05-25 | Explosion-proof type temperature and humidity transmitter casing |
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| CN (1) | CN212228084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405599A (en) * | 2021-06-11 | 2021-09-17 | 二工防爆科技股份有限公司 | Explosion-proof hygrothermograph |
-
2020
- 2020-05-25 CN CN202020895001.8U patent/CN212228084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405599A (en) * | 2021-06-11 | 2021-09-17 | 二工防爆科技股份有限公司 | Explosion-proof hygrothermograph |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Zhuan Technology Co.,Ltd. Assignor: SHENYANG ANSHIDE TECHNOLOGY Co.,Ltd. Contract record no.: X2023210000139 Denomination of utility model: An explosion-proof temperature and humidity transmitter housing Granted publication date: 20201225 License type: Common License Record date: 20230925 |