CN202190168U - Mining DC brushless micropump - Google Patents
Mining DC brushless micropump Download PDFInfo
- Publication number
- CN202190168U CN202190168U CN 201120279949 CN201120279949U CN202190168U CN 202190168 U CN202190168 U CN 202190168U CN 201120279949 CN201120279949 CN 201120279949 CN 201120279949 U CN201120279949 U CN 201120279949U CN 202190168 U CN202190168 U CN 202190168U
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- CN
- China
- Prior art keywords
- brushless motor
- brushless
- mining
- pump head
- magnetic driver
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a mining DC brushless micropump, comprising a DC brushless motor, a magnetic driver and a gear pump head, which are arranged from left to right in parallel, the rotating shaft of the left portion of the DC brushless motor is connected with the right portion of the magnetic driver, the left portion of the magnetic driver is connected with the right portion of the gear pump head, outside the DC brushless motor there is provided an explosion-proof box, the left end of the explosion-proof box is provided with an opening, the opening is sealed by a seal plate, the seal plate is provided with an explosion-proof hole, and the bottom of the seal plate is fixedly connected with a bottom plate. The mining DC brushless micropump enables the gear pump head and the magnetic driver easily generating sparks to be arranged outside the explosion-proof box, and enables the DC brushless motor easily generating sparks to be arranged inside the explosion-proof box, such that the sparks generated by the DC brushless motor are shielded inside the explosion-proof box, and are isolated from the inflammable mine gas, and the sparks are prevented from contacting with the inflammable mine gas thereby effectively achieving the purpose of explosion-proofing; and the mining DC brushless micropump is simple in structure and convenient in manufacture.
Description
Technical field
The utility model relates to a kind of mining equipment, relates in particular to a kind of mining DC brushless miniature pump that can flame proof.
Background technology
Traditional DC brushless miniature gear pump head comprises dc brushless motor, magnetic driver and gear pump head; Be arranged side by side about the three; And the rotating shaft of dc brushless motor left part links to each other with the right part of magnetic driver, and the left part of this magnetic driver links to each other with said gear pump head's right part.Because dc brushless motor is prone to produce spark during the work of miniature gears pump head; And magnetic driver and gear pump head be difficult for to produce spark, if traditional DC brushless miniature gear pump head is used in the mine, the spark that dc brushless motor produces just very easily with mine in inflammable gases such as gas contact; Thereby inflammable gases such as actuation gas; Cause serious security incident, for this reason, be badly in need of solving the problems of the technologies described above.
The utility model content
The utility model technical problem to be solved is to provide a kind of mining DC brushless miniature pump that can flame proof.
The technical scheme of the utility model is following: a kind of mining DC brushless miniature pump; Comprise dc brushless motor, magnetic driver and gear pump head, be arranged side by side about the three, and the rotating shaft of dc brushless motor left part links to each other with the right part of magnetic driver; The left part of this magnetic driver links to each other with the right part of said gear pump head; Its key is: outside said dc brushless motor, Flameproof box is set, the left end of Flameproof box is uncovered, and this is uncovered to be sealed by shrouding; On shrouding, have the flame proof hole, and the bottom of Flameproof box is fixedly connected with base plate; The rotating shaft of said dc brushless motor is located in the via hole on the supporting bracket; This supporting bracket is a circular slab, and the right part of supporting bracket inserts in the flame proof hole of said shrouding, and both fit tightly; The left part of supporting bracket is installed with the flame proof plate, and this flame proof plate is connected through screw with said shrouding.
The utility model is provided with Flameproof box outside said dc brushless motor on the basis of traditional structure, the left end of Flameproof box is uncovered, and this is uncovered to be sealed by shrouding, on shrouding, have the flame proof hole, and the bottom of Flameproof box is fixedly connected with base plate; The rotating shaft of said dc brushless motor is located in the via hole on the supporting bracket; This supporting bracket is a circular slab, and the right part of supporting bracket inserts in the flame proof hole of said shrouding, and both fit tightly; The left part of supporting bracket is installed with the flame proof plate, and this flame proof plate is connected through screw with said shrouding.Compare with traditional structure, the utility model will be difficult for producing gear pump head and the magnetic driver of spark at a distance from outside Flameproof box, and the dc brushless motor that will be prone to produce spark simultaneously is contained in the Flameproof box; And the rotating shaft that makes dc brushless motor is located in the via hole on the supporting bracket, and carries out flame proof and handle, and so just can be reliably the spark of dc brushless motor generation be shielded in Flameproof box; Make it with mine in inflammable gases such as gas keep apart; Prevent that they are in contact with one another, avoid inflammable gases such as actuation gas, thereby reach the purpose of flame proof effectively; And simple in structure, easy to make, be suitable for the large-scale promotion utilization.
As optimization; Left part at said base plate is provided with bearing; The top of this bearing has semicircle breach; Correspondence is provided with semicircular securing member above bearing, and this securing member and said bearing dock fixing through screw, and the middle part of said gear pump head is supported on bearing and docks with securing member in the circular port of formation.
Said Flameproof box is a square box, and the handle of " П " font is set at the top of this Flameproof box, facilitates this miniature gears of carrying pump head like this.
About the rear wall of said Flameproof box, be arranged side by side two hollow binding posts, one of them hollow binding post is the power line binding post, and the hollow binding post of another one is the control line binding post.
Beneficial effect: the utility model will be difficult for producing gear pump head and the magnetic driver of spark at a distance from outside Flameproof box; The dc brushless motor that will be prone to produce spark simultaneously is contained in the Flameproof box; The spark shielding that so just can be reliably dc brushless motor be produced in Flameproof box, make it with mine in inflammable gases such as gas keep apart, prevent that they are in contact with one another; Avoid inflammable gases such as actuation gas; Thereby reach the purpose of flame proof effectively, and simple in structure, easy to make, be suitable for the large-scale promotion utilization.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural representation of supporting bracket 7 and flame proof plate 8 among Fig. 1;
Fig. 5 is that the A-A of Fig. 4 is to cutaway view;
Fig. 6 is the cutaway view of shrouding 5 among Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further:
Shown in Fig. 1～6; The utility model mainly is made up of dc brushless motor 1, magnetic driver 2, gear pump head 3, Flameproof box 4, shrouding 5, base plate 6, supporting bracket 7, flame proof plate 8, bearing 9, securing member 10, handle 11 and hollow binding post 12; Wherein dc brushless motor 1, magnetic driver 2 and gear pump head about 3 are arranged side by side; Be specially dc brushless motor 1 and occupy the right side, gear pump head 3 occupies a left side, and magnetic driver 2 is between dc brushless motor 1 and gear pump head 3.Simultaneously, the rotating shaft 1a of above-mentioned dc brushless motor 1 left part links to each other with the right part of magnetic driver 2, and the left part of this magnetic driver 2 links to each other with the right part of said gear pump head 3.And structure and their syndetons each other of above-mentioned dc brushless motor 1, magnetic driver 2 and gear pump head 3 are existing structure, all do not do at this and give unnecessary details.
With reference to 1～6, as the main inventive point of the utility model, a square Flameproof box 4 is set in the outside of above-mentioned dc brushless motor 1, dc brushless motor 1 is installed in the inner chamber of this Flameproof box 4.The left end of said Flameproof box 4 is uncovered, and this is uncovered to be sealed by above-mentioned shrouding 5, and shrouding 5 is square plate, on shrouding 5, has circular flame proof hole 5a, and the hole wall of this flame proof hole 5a be the explosion suppresion surface of circle.As optimization, the bottom of said Flameproof box 4 is provided with two levels journal stirrup 13 is installed, and this level is installed journal stirrup 13 and fixed through the right part of screw and said base plate 6.In addition, about on the rear wall of said Flameproof box 4, be arranged side by side two hollow binding posts 12, one of them hollow binding post 12 is the power line binding post, and the hollow binding post 12 of another one is the control line binding post.For the ease of carrying this miniature gears pump head, the special handle 11 that " П " font is set at the top of said Flameproof box 4 from left to right.
The rotating shaft 1a of said dc brushless motor 1 is located among the via hole 7a on the supporting bracket 7, and this via hole 7a is a stepped bore, and offers along the thickness direction of supporting bracket 7.The aperture of the small-bore end of said supporting bracket via hole 7a equates that with the diameter of axle of rotating shaft 1a end is equipped with rolling bearing 14 in the large aperture of via hole 7a, and this rolling bearing 14 is enclosed within on the axle body of dc brushless motor rotating shaft 1a.
Above-mentioned supporting bracket 7 is a circular slab, and the right part of this supporting bracket 7 inserts among the flame proof hole 5a of said shrouding 5, and both fit tightly, and is specially the periphery of supporting bracket 7 right parts and the explosion suppresion surface of shrouding flame proof hole 5a hole wall and fits tightly.Left part in said supporting bracket 7 is installed with square flame proof plate 8, and this flame proof plate 8 is fixedly connected with said shrouding 5 through screw.In addition, the shell of said dc brushless motor 1 is fixedly connected with the right panel face of supporting bracket 7 through screw.
With reference to 1,2 and 3, as the less important inventive point of the utility model, bearing 9 is set at the left part of above-mentioned base plate 6, the top of this bearing 9 has semicircle breach (not marking among the figure).Correspondence is provided with semicircular securing member 10 above bearing 9, and the lower end of this securing member 10 outwards has been bent to form two flanging 10a.Said securing member 10 docks the back and forms a complete circular port with bearing 9, and two flanging 10a of securing member 10 pass through screw and are fixedly connected with said bearing 9.The middle part of said gear pump head 3 is supported on bearing 9 and docks with securing member 10 in the circular port that forms.
The above is merely the preferred embodiment of the utility model; It is not restriction with the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc.; As change the shape of Flameproof box 4, all should be included within the protection range of the utility model.
Claims (4)
1. mining DC brushless miniature pump; Comprise dc brushless motor (1), magnetic driver (2) and gear pump head (3), be arranged side by side about the three, and the rotating shaft (1a) of dc brushless motor (1) left part links to each other with the right part of magnetic driver (2); The left part of this magnetic driver links to each other with the right part of said gear pump head (3); It is characterized in that: Flameproof box (4) is set outside said dc brushless motor (1), and the left end of Flameproof box is uncovered, and this is uncovered to be sealed by shrouding (5); On shrouding (5), have flame proof hole (5a), and the bottom of Flameproof box (5) is fixedly connected with base plate (6); The rotating shaft (1a) of said dc brushless motor (1) is located in the via hole (7a) on the supporting bracket (7); This supporting bracket is a circular slab; The right part of supporting bracket (7) inserts in the flame proof hole (5a) of said shrouding (5); Both fit tightly, and the left part of supporting bracket (7) is installed with flame proof plate (8), and this flame proof plate (8) is connected through screw with said shrouding (5).
2. mining DC brushless miniature pump according to claim 1; It is characterized in that: the left part at said base plate (5) is provided with bearing (9); The top of this bearing (9) has semicircle breach; Top correspondence at bearing (9) is provided with semicircular securing member (10), and this securing member and said bearing (9) dock fixing through screw, and the middle part of said gear pump head (3) is supported on bearing (9) and docks with securing member (10) in the circular port of formation.
3. mining DC brushless miniature pump according to claim 1 is characterized in that: said Flameproof box (4) is a square box, and the handle (11) of " П " font is set at the top of this Flameproof box (4).
4. mining DC brushless miniature pump according to claim 3 is characterized in that: about the rear wall of said Flameproof box (4), be arranged side by side two hollow binding posts (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120279949 CN202190168U (en) | 2011-08-03 | 2011-08-03 | Mining DC brushless micropump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120279949 CN202190168U (en) | 2011-08-03 | 2011-08-03 | Mining DC brushless micropump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190168U true CN202190168U (en) | 2012-04-11 |
Family
ID=45921601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120279949 Expired - Fee Related CN202190168U (en) | 2011-08-03 | 2011-08-03 | Mining DC brushless micropump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3050842A4 (en) * | 2013-09-29 | 2017-04-26 | Dresser Wayne Fuel Equipment (Shanghai) Co., Ltd. | Additive injection device and method for fueling facility |
| WO2017068545A1 (en) * | 2015-10-23 | 2017-04-27 | Tokheim Holding B.V. | Fuel distributor, the hydraulic compartment of which is equipped with an additive injection device |
-
2011
- 2011-08-03 CN CN 201120279949 patent/CN202190168U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3050842A4 (en) * | 2013-09-29 | 2017-04-26 | Dresser Wayne Fuel Equipment (Shanghai) Co., Ltd. | Additive injection device and method for fueling facility |
| WO2017068545A1 (en) * | 2015-10-23 | 2017-04-27 | Tokheim Holding B.V. | Fuel distributor, the hydraulic compartment of which is equipped with an additive injection device |
| FR3042787A1 (en) * | 2015-10-23 | 2017-04-28 | Tokheim Holding Bv | FUEL DISPENSER HAVING HYDRAULIC COMPARTMENT EQUIPPED WITH ADDITIVE INJECTION DEVICE |
| CN108367906A (en) * | 2015-10-23 | 2018-08-03 | 托克海姆控股有限责任公司 | Fuel distributor of its hydraulic pressure compartment equipped with additive injection device |
| CN108367906B (en) * | 2015-10-23 | 2020-05-26 | 托克海姆控股有限责任公司 | Fuel dispenser with hydraulic compartment equipped with additive injection means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA COAL TECHNOLOGY ENGINEERING GROUP CHONGQING Free format text: FORMER NAME: CHINA COAL SCIENCE AND INDUSTRY GROUP CHONGQING RESEARCH INSTITUTE |
|
| CP03 | Change of name, title or address |
Address after: 400039 Chongqing Jiulongpo Branch City Road No. 6 Patentee after: China Coal Technology Engineering Group Chongqing Research Institute Address before: 400037, No. three village, 55 bridge, Shapingba District, Chongqing Patentee before: China Coal Science and Industry Group Chongqing Research Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20160803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |