CN112682682A - Liquid discharge device - Google Patents
Liquid discharge device Download PDFInfo
- Publication number
- CN112682682A CN112682682A CN202011538187.2A CN202011538187A CN112682682A CN 112682682 A CN112682682 A CN 112682682A CN 202011538187 A CN202011538187 A CN 202011538187A CN 112682682 A CN112682682 A CN 112682682A
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- CN
- China
- Prior art keywords
- block
- explosion
- hole
- proof
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims description 48
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The invention relates to the technical field of mine explosion-proof products, and discloses a liquid discharge device, which comprises: one side of the explosion-proof product shell, which is positioned in the explosion-proof product, is communicated with a first sleeve; and the sleeve II comprises a cylindrical block with the same diameter as the outer diameter of the sleeve I and a barrel fixedly connected to the cylindrical block and arranged in the sleeve I in an interference manner, a first through hole used for enabling condensed water to flow into the sleeve I is formed in the center of the bottom circle of the cylindrical block, and a second through hole communicated with the first through hole and with the inner diameter larger than the inner diameter of the first through hole is formed in the center of the top circle of the cylindrical block. Can get into the explosion-proof clearance between dead lever and the through-hole two after the comdenstion water flows into through atmospheric pressure to can discharge the inside of explosion-proof product on block and screw rod through the slot, so that explosion-proof product can be under the circumstances of not shutting down, not opening the door, continuously discharge the comdenstion water.
Description
Technical Field
The invention belongs to the technical field of mine explosion-proof products, and particularly relates to a liquid discharge device.
Background
Explosion-proof product is explosion-proof electrical apparatus, as the name implies is the electrical apparatus that can prevent the explosion accident in the occasion that contains explosive hazardous gas mixture, and the explosion-proof electrical apparatus of china divide into two main categories basically: the explosion-proof electric appliance is mainly applied to places with explosive gases such as coal mines and mines with gas outburst, and the explosion-proof electric appliance is mainly applied to all places except the mines and the coal mines.
The mining explosion-proof product is applied to the underground of a coal mine, the underground environment is variable, the air humidity is high, in the mining explosion-proof product, the temperature of a cooling system of a power device is low, the temperature difference is formed between the cooling system and the surrounding environment, when equipment runs or is shut down for maintenance, condensate water is extremely easy to form and cannot be discharged, and the condensate water is accumulated in the equipment and can greatly damage the equipment and devices in the equipment, so that the liquid drainage device is designed to solve the problem.
Disclosure of Invention
The invention aims to: to solve the problems of the background art, the present invention provides a liquid discharge device.
In order to achieve the purpose, the invention provides the following technical scheme: a liquid discharge apparatus comprising: the inner surface of the explosion-proof product shell is connected with a first sleeve; the sleeve II comprises a cylindrical block with the diameter the same as the outer diameter of the sleeve I and a barrel fixedly connected to the cylindrical block and arranged in the sleeve I in an interference plugging manner, a through hole I used for enabling condensed water to flow into the sleeve I is formed in the center of a circle at the bottom of the cylindrical block, and a through hole II communicated with the through hole I and with the inner diameter larger than the inner diameter of the through hole I is formed in the center of a circle at the top of the cylindrical block; the liquid drainage bolt comprises a block body and a screw rod which is fixedly connected to the bottom of the block body and is inserted into the barrel body in a threaded matching mode, the diameter of one side, far away from the block body, of the screw rod is smaller than that of the screw rod, the screw rod is inserted into a second through hole, the outer peripheral side of the fixed rod and the inner peripheral side of the second through hole are explosion-proof surfaces, and grooves used for discharging condensed water in the second through hole out of an explosion-proof product are formed in the screw rod and the block body.
Furthermore, the grooves are distributed on the surfaces of the screw rod and the block body along the longitudinal direction in an equidistant annular array mode and communicated with the inner portion of the through hole II, and each groove on the block body is communicated with the groove on the corresponding screw rod.
Furthermore, the block body is a hexagonal block, and the bottom surface of the block body is abutted to the surface of the shell of the explosion-proof product.
Further, a protective shell for preventing the block from being collided and twisted is arranged on the block.
Furthermore, the protective housing is of a cylindrical structure, the bottom of the protective housing is provided with an opening, the protective housing is sleeved on the block body, the bottom surface of the protective housing is in contact with the surface of the shell of the explosion-proof product, the top center of the protective housing is provided with a slot in a penetrating manner, the top of the block is provided with a threaded groove, one end, in the protective housing, of the fixing bolt is connected in the protective housing in a penetrating manner through the slot, the fixing bolt is located in the protective housing, the fixing bolt is inserted into the threaded groove in a threaded fit manner, and a bolt used for limiting rotation.
Furthermore, the periphery of the protective shell is fixedly connected with a fixing block, and the bottom of the fixing block is fixedly connected with a bolt which is in a vertical direction and is inserted into the shell of the explosion-proof product.
Furthermore, the periphery side of the protective shell is provided with a notch for enabling condensed water to flow out of the protective shell.
Further, the drain bolt is made of stainless steel, and the protective shell is made of brass.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the grooves arranged on the screw rod and the block body, when condensed water flows into the second through hole through atmospheric pressure, the condensed water enters the explosion-proof gap between the fixing rod and the second through hole, and is discharged out of the explosion-proof product from the block body and the screw rod through the grooves, so that the condensed water can be continuously discharged under the conditions of no stop and no door opening of the explosion-proof product, and the explosion-proof performance of the product is ensured.
Drawings
The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic cross-sectional view taken along the line A-A of the present invention;
FIG. 4 is a schematic view of the construction of the drain bolt of the present invention;
FIG. 5 is a schematic view of the structure of the protective shell of the present invention;
FIG. 6 is a schematic structural view of a second sleeve according to the present invention;
in the figure: 1. an explosion-proof product housing; 11. a first sleeve; 2. a second sleeve; 21. a columnar block; 22. a barrel; 23. a first through hole; 24. a second through hole; 3. a drain bolt; 31. a block body; 32. a screw; 33. fixing the rod; 34. a trench; 4. a protective shell; 41. a notch; 42. a slot; 43. a thread groove; 44. a fixed block; 45. and (4) a bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present embodiment provides a liquid discharge apparatus, including: the explosion-proof product comprises an explosion-proof product shell 1, a second sleeve 2 and a liquid discharge bolt 3, wherein one side of the explosion-proof product shell 1, which is positioned in an explosion-proof product, is communicated with a first sleeve 11; the sleeve II 2 comprises a cylindrical block 21 with the same diameter as the outer diameter of the sleeve I11 and a cylinder body 22 fixedly connected to the cylindrical block 21 and arranged in the sleeve I11 in an interference manner, a through hole I23 used for enabling condensed water to flow into the cylinder body 21 is formed in the circle center of the bottom of the cylindrical block 21, and a through hole II 24 communicated with the through hole I23 and with the inner diameter larger than the inner diameter of the through hole I23 is formed in the circle center of the top of the cylindrical block 21; wherein, the drain bolt 3 comprises a block 31 and a screw 32 fixedly connected to the bottom of the block 31 and inserted into the cylinder 22 through screw thread fit, one side of the screw 32 far from the block 31 is fixedly connected with a fixing rod 33 with a diameter smaller than that of the screw 32 and inserted into the through hole two 24, and the outer periphery side of the fixing rod 33 and the inner periphery side of the through hole two 24 are explosion-proof surfaces, according to the requirement of GB3836, the explosion-proof surfaces of the explosion-proof product have explosion-proof clearance requirement, therefore, the clearance between the fixing rod 33 and the through hole two 24 is designed to be 0.2mm-0.4mm according to the explosion-proof clearance standard, when condensed water is formed in the explosion-proof product, the condensed water flows into the through hole one 23 and flows into the through hole two 24 under the action of atmospheric pressure, the groove 34 for draining the condensed water in the through hole two 24 out of the explosion-proof product is arranged on the screw 32 and the block 31, in the embodiment, when the condensed water flows into the through hole two 24, and will discharge the inside of explosion-proof product from block 31 and screw rod 32 through slot 34 to make explosion-proof product can be under the circumstances of not shutting down, not opening the door, and on the basis of guaranteeing the explosion-proof performance of product, continuously discharge the comdenstion water, can have higher practicality in the actual use.
Referring to fig. 3 and 4, in some embodiments, in order to discharge the condensed water in the second through hole 24 into the explosion-proof product, a plurality of grooves 34 are provided, the plurality of grooves 34 are longitudinally and annularly arranged on the surfaces of the screw 32 and the block 31 at equal intervals and are communicated with the inside of the second through hole 24, and each groove 34 on the block 31 is communicated with the corresponding groove 34 on the screw 32, it should be noted that, when the condensed water enters the second through hole 24 due to the action of atmospheric pressure, the condensed water enters the grooves 34 on the screw 32 through the explosion-proof gaps between the second through hole 24 and the fixing rod 33 and flows through the grooves 34 in the block 31, so as to discharge the inside of the explosion-proof product, thereby achieving the effect of continuously discharging the condensed water during the operation of the explosion-proof product.
Preferably, block 31 is the hexagonal piece, and its bottom surface is inconsistent with explosion-proof product shell 1 surface, and through such design, the staff can use outer hexagonal spanner to rotate block 31 to it can dismantle through screw-thread fit and fix in barrel 22 to drive screw rod 32, has reached the purpose of being convenient for install or dismantling drain bolt 3.
Referring to fig. 1 and 5, the block 31 is provided with a protective shell 4 for preventing the block 31 from being collided and twisted.
Specifically, the protective shell 4 is a cylindrical structure, the bottom of the protective shell is an opening and is sleeved on the block 31, the bottom surface of the protective shell 4 is in contact with the surface of the explosion-proof product shell 1, a slot 42 is formed in the center of the top of the protective shell 4 in a penetrating manner, a threaded groove 43 is formed in the top of the block 31, a fixing bolt is connected in the protective shell 4 in a penetrating manner through the slot 42, one end of the fixing bolt, which is positioned in the protective shell 4, is inserted in the threaded groove 43 in a threaded fit manner, a bolt 45 for limiting the rotation of the protective shell 4 is arranged on the protective, in this way, the protective case 4 can cover the block 31 to prevent other objects from hitting the block 31 and causing the drain bolt 3 to rotate and loosen, meanwhile, the fixing bolt on the protective shell 4 can be separated from the thread groove 43 on the block body 31 through thread matching by rotating the fixing bolt, the detachment between the protective shell 4 and the block 31 can be achieved so as to facilitate the installation and detachment of the drain bolt 3.
As shown in fig. 5, in order to prevent the protective shell 4 from rotating, in some embodiments, a fixing block 44 is fixedly connected to the outer peripheral side of the protective shell 4, a plug pin 45 which is in the vertical direction and is inserted into the explosion-proof product housing 1 is fixedly connected to the bottom of the fixing block 44, a limiting groove corresponding to the plug pin 45 is formed in the surface of the explosion-proof product housing 1, and the plug pin 45 is inserted into the limiting groove, so that the protective shell 4 is limited by the plug pin 45, and is prevented from rotating on the block 31, and the protective block 31 is prevented from being collided and twisted.
In addition, in some embodiments, as shown in fig. 5, in order to solve the problem that the condensed water is accumulated in the protective shell 4 after flowing out through the groove 34, a notch 41 for allowing the condensed water to flow out from the protective shell 4 is provided on the outer circumferential side of the protective shell 4.
Meanwhile, the drain bolt 3 is made of stainless steel, the protective shell 4 is made of brass, the drain bolt and the protective shell are both materials which are not easy to corrode, and different materials are matched with each other, so that the wear is relatively slow, and the service life is longer.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A drain, comprising:
the explosion-proof product comprises an explosion-proof product shell (1), wherein the inner surface of the explosion-proof product shell (1) is connected with a first sleeve (11);
the sleeve II (2) comprises a cylindrical block (21) with the diameter the same as the outer diameter of the sleeve I (11) and a cylinder body (22) fixedly connected to the cylindrical block (21) and arranged in the sleeve I (11) in an interference plugging mode, a through hole I (23) used for enabling condensed water to flow into the cylinder body is formed in the circle center of the bottom of the cylindrical block (21), and a through hole II (24) communicated with the through hole I (23) and with the inner diameter larger than the inner diameter of the through hole I (23) is formed in the circle center of the top of the cylindrical block (21);
drain bolt (3), it includes block (31) and fixed connection in block (31) bottom and screw rod (32) of pegging graft in barrel (22) through the screw-thread fit, one side fixedly connected with diameter that block (31) were kept away from in screw rod (32) is less than screw rod (32) and plug dead lever (33) in through-hole two (24), just the periphery side of dead lever (33) is the flame proof face with the interior periphery side of through-hole two (24), all offer slot (34) that are used for the explosion-proof product of condensate water discharge in through-hole two (24) on screw rod (32) and block (31).
2. A drainage arrangement according to claim 1, characterised in that the grooves (34) are plural, that the grooves (34) are distributed longitudinally and in an equally spaced annular array on the surfaces of the screw (32) and the block (31) and communicate with the interior of the second through hole (24), and that each groove (34) in the block (31) communicates with a groove (34) in the corresponding screw (32).
3. A drainage arrangement according to claim 1, characterised in that the block (31) is a hexagonal block, the bottom face of which is in abutment with the surface of the casing (1) of the explosion-proof product.
4. A drainage arrangement according to claim 1, characterised in that the block (31) is provided with a protective casing (4) for preventing the block (31) from being knocked and twisted.
5. The liquid drainage device according to claim 4, characterized in that the protective shell (4) is of a cylindrical structure and is open at the bottom and sleeved on the block (31), the bottom surface of the protective shell (4) is in contact with the surface of the explosion-proof product housing (1), a slot (42) is formed in the center of the top of the protective shell (4) in a penetrating manner, a threaded groove (43) is formed in the top of the block (31), a fixing bolt is inserted and connected into the protective shell (4) through the slot (42), one end of the fixing bolt, which is located in the protective shell (4), is inserted and connected into the threaded groove (43) through threaded fit, and a plug pin (45) for limiting the rotation of the protective shell (4) is arranged on the protective shell (4).
6. The drainage device according to claim 5, characterized in that a fixed block (44) is fixedly connected to the outer circumference of the protective shell (4), and a plug pin (45) which is vertically inserted into the explosion-proof product housing (1) is fixedly connected to the bottom of the fixed block (44).
7. A draining arrangement according to claim 4, characterised in that the protective casing (4) is provided with a cut-out (41) on its outer circumference for letting out condensate from the protective casing (4).
8. A drainage arrangement according to claim 4, characterised in that the drainage bolt (3) is of stainless steel and the protective casing (4) is of brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538187.2A CN112682682A (en) | 2020-12-23 | 2020-12-23 | Liquid discharge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538187.2A CN112682682A (en) | 2020-12-23 | 2020-12-23 | Liquid discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112682682A true CN112682682A (en) | 2021-04-20 |
Family
ID=75451109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011538187.2A Pending CN112682682A (en) | 2020-12-23 | 2020-12-23 | Liquid discharge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112682682A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4974626A (en) * | 1989-04-05 | 1990-12-04 | Berthold Koch | Condensate trap for systems under pressure |
| CN201206724Y (en) * | 2008-04-15 | 2009-03-11 | 王小华 | Drainage valve for heat exchanging condensate water using saturated vapor as medium |
| CN202334090U (en) * | 2011-10-28 | 2012-07-11 | 三一电气有限责任公司 | Motor and mining machinery |
| CN104456055A (en) * | 2014-11-26 | 2015-03-25 | 南车南京浦镇车辆有限公司 | Drainage valve for electric device box |
| CN105114637A (en) * | 2015-08-27 | 2015-12-02 | 泰州市得尔机电制造有限公司 | Anti-explosion breath drainage device |
| CN206988251U (en) * | 2017-06-22 | 2018-02-09 | 浙江瑞都紧固件有限公司 | A kind of anti-corrosion bolt |
| CN209317059U (en) * | 2018-09-19 | 2019-08-30 | 江西博晟医药科技有限公司 | A kind of alembic based on chemical industry equipment with explosion prevention function |
| CN214467802U (en) * | 2020-12-23 | 2021-10-22 | 华夏天信智能物联股份有限公司 | Be applied to drain of mining explosion-proof product |
-
2020
- 2020-12-23 CN CN202011538187.2A patent/CN112682682A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4974626A (en) * | 1989-04-05 | 1990-12-04 | Berthold Koch | Condensate trap for systems under pressure |
| JPH02292600A (en) * | 1989-04-05 | 1990-12-04 | Berthold Koch | Condensate lap for system under pressure |
| CN201206724Y (en) * | 2008-04-15 | 2009-03-11 | 王小华 | Drainage valve for heat exchanging condensate water using saturated vapor as medium |
| CN202334090U (en) * | 2011-10-28 | 2012-07-11 | 三一电气有限责任公司 | Motor and mining machinery |
| CN104456055A (en) * | 2014-11-26 | 2015-03-25 | 南车南京浦镇车辆有限公司 | Drainage valve for electric device box |
| CN105114637A (en) * | 2015-08-27 | 2015-12-02 | 泰州市得尔机电制造有限公司 | Anti-explosion breath drainage device |
| CN206988251U (en) * | 2017-06-22 | 2018-02-09 | 浙江瑞都紧固件有限公司 | A kind of anti-corrosion bolt |
| CN209317059U (en) * | 2018-09-19 | 2019-08-30 | 江西博晟医药科技有限公司 | A kind of alembic based on chemical industry equipment with explosion prevention function |
| CN214467802U (en) * | 2020-12-23 | 2021-10-22 | 华夏天信智能物联股份有限公司 | Be applied to drain of mining explosion-proof product |
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