CN210671037U - Flame-proof type power box - Google Patents
Flame-proof type power box Download PDFInfo
- Publication number
- CN210671037U CN210671037U CN201921919553.1U CN201921919553U CN210671037U CN 210671037 U CN210671037 U CN 210671037U CN 201921919553 U CN201921919553 U CN 201921919553U CN 210671037 U CN210671037 U CN 210671037U
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- hole
- shell
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- wall
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- 238000007789 sealing Methods 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- 238000003466 welding Methods 0.000 abstract description 3
- 238000005056 compaction Methods 0.000 description 11
- 239000002360 explosive Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a flame-proof type power box, including the cuboid-shaped casing and the apron of upper end open-ended, apron detachable installs in the upper end of casing, be provided with the threading pipe that a plurality of and the inside of casing are linked together on the lateral wall of casing, the welding has a plurality of nut group on the interior diapire of casing, each nut group sets up along the width direction of casing, each nut in the nut group sets up along the length direction of casing, be provided with a card rail on one nut group, the position that corresponds to each nut of nut group on the card rail respectively is provided with a rectangular connecting through-hole, the length direction of connecting through-hole sets up along the width direction of casing, the card rail is installed on nut group through fixing bolt in each connecting through-hole department; the utility model discloses the regulation in the certain limit is carried out to the corresponding fixing bolt of distance accessible between each card rail, just so is difficult for appearing between the electrical component on each card rail because of not having suitable distance and can't install the problem on the card rail.
Description
Technical Field
The utility model relates to a power supply box field specifically is a flame proof type power supply box.
Background
The power box is an indispensable auxiliary device in the electrical control equipment, and has different requirements on the performance of the power box under different use environments. For example, in an environment containing flammable and explosive gases and flammable and explosive particles, a power box with explosion-proof property is needed. The explosion-proof property means that when the shell explodes, the generated flame, gas or glowing objects cannot cause the explosion of inflammable and explosive gas and inflammable and explosive particles outside the shell when the flame, the gas or the glowing objects are transmitted outwards along the explosion-proof joint surface. Meanwhile, the explosion-proof power box also has requirements on explosion resistance.
In order to ensure the explosion-proof performance and the explosion-proof performance of the explosion-proof power box, holes cannot be punched in the wall of a shell of the power box when electrical components are installed in the explosion-proof power box, so that a clamping rail is fixedly installed on the inner wall of the explosion-proof power box in advance, and then the electrical components are installed on the fixedly installed clamping rail. Because the position of card rail can't adjust after fixed, easily lead to between the electric parts on each card rail because of not having suitable distance and can't install the problem on the card rail.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flame-proof type power supply box to when improving installation electrical component in current flame-proof type power supply box, because unable adjustment behind the rigidity of card rail easily leads to the problem on the card rail can't be installed because of not having suitable distance between the electrical component on each card rail.
The utility model discloses a realize like this: the utility model provides a flame-proof type power box, includes upper end open-ended rectangular bodily form's casing and apron, apron detachable installs in the upper end of casing, be provided with the threading pipe that a plurality of and the inside of casing are linked together on the lateral wall of casing, the welding has a plurality of nut group on the interior diapire of casing, each nut group sets up along the width direction of casing, each nut in the nut group sets up, one along the length direction of casing nut group on be provided with a card rail, the position that corresponds to each nut of nut group on the card rail respectively is provided with a rectangular connect the via hole, connect the via hole's length direction and set up along the width direction of casing, the card rail is installed on nut group through fixing bolt in each connect the via hole department.
Furthermore, be provided with back the shaped plate on the outer wall of casing upper end, it is provided with a plurality of screw thread through-holes along its circumference direction on the shaped plate to return, be provided with on the apron with return the connecting hole of each screw thread through-hole one-to-one on the shaped plate, the apron passes through connecting bolt and elastic metal gasket fixed mounting on returning the shaped plate.
Further, the tube hole of threading pipe is tertiary ladder through-hole structure, and the internal diameter of tertiary ladder through-hole structure is increased in proper order to the one end of keeping away from the casing by the one end that the threading pipe is close to the casing, and is provided with the internal thread structure on the pore wall of maximum internal diameter shoulder hole, the lining is equipped with sealing sleeve on the pore wall of tertiary ladder through-hole structure intermediate hole, sealing sleeve uses rubber materials to make, one side that sealing sleeve kept away from the casing is provided with metal gasket, the threading pipe is kept away from the one end of casing and is installed screw thread compaction pipe, be provided with on the outer wall of pipe that the screw thread compresses tightly pipe one end with the external screw thread structure of the internal thread structure looks adaptation that sets up on the pore wall of threading pipe maximum internal diameter shoulder hole, screw thread compaction.
Furthermore, the outer wall of the thread pressing pipe, which is positioned on one side of the outer thread structure far away from the shell, is sleeved with a tightening block, and the outer contour of the longitudinal section of the tightening block is rectangular or regular hexagonal.
Compared with the prior art, the beneficial effects of the utility model are that:
1. because each clamping rail is provided with a rectangular connecting through hole, and the clamping rails are arranged on the nut group arranged on the inner bottom wall of the shell through the connecting through holes of the fixing bolts, the distance between the clamping rails can be adjusted within a certain range through the corresponding fixing bolts, so that the problem that the clamping rails cannot be arranged on electric components on the clamping rails due to the fact that the electric components do not have proper distances is solved.
2. The outer wall of the upper end of the shell is provided with a return plate, a plurality of thread through holes are formed in the return plate along the circumferential direction of the return plate, connecting holes corresponding to the thread through holes in the return plate in a one-to-one mode are formed in the cover plate, the cover plate is fixedly installed on the return plate through the connecting bolts and the elastic metal gaskets, the cover plate can be firmly installed through the arrangement, and the anti-loosening performance is achieved under the effect of the elastic metal gaskets.
3. Be provided with screw thread compaction pipe, metal gasket and sealing sleeve, the power cord passes in by threading pipe and screw thread compaction pipe, screws up screw thread compaction pipe, and screw thread compaction pipe passes through metal gasket compaction sealing sleeve for sealing sleeve takes place an amount of deformation, makes sealing sleeve's inner wall compress tightly the power cord, has just so improved the utility model discloses a flame proof nature.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a flameproof power box of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
FIG. 3 is an enlarged view of area B of FIG. 1;
FIG. 4 is a top view of the structure shown in FIG. 2;
fig. 5 is a top view of the utility model relates to a flame-proof type power supply box.
In the figure: 1. a housing; 2. a cover plate; 3. a threading tube; 4. a nut set; 5. clamping a rail; 501. a connecting through hole; 6. fixing the bolt; 7. a return plate; 8. a connecting bolt; 9. a sealing sleeve; 10. the pipe is pressed tightly by the screw thread; 11. and (5) screwing the block.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to FIG. 1 and FIG. 2, fig. 3, fig. 4 and fig. 5, in the embodiment of the utility model, a flame-proof type power supply box, casing 1 and apron 2 including the rectangular bodily form of upper end open-ended, apron 2 detachable installs in casing 1's upper end, be provided with threading pipe 3 that a plurality of and casing 1's inside is linked together on casing 1's the lateral wall, the welding has a plurality of nut group 4 on casing 1's the interior diapire, each nut group 4 sets up along casing 1's width direction, each nut in the nut group 4 sets up along casing 1's length direction, be provided with a card rail 5 on one nut group 4, the position that corresponds to each nut of nut group 4 on the card rail 5 respectively is provided with a rectangular connect the via hole 501, connect the length direction of via hole 501 sets up along casing 1's width direction, card rail 5 is installed on nut group 4 through fixing bolt 6 in each connect the via hole 501 department.
The utility model discloses a theory of operation: because each clamping rail 5 is provided with a rectangular connecting through hole 501, and the clamping rails 5 are arranged on the nut group 4 arranged on the bottom wall in the shell 1 at the connecting through holes 501 through the fixing bolts 6, the distance between the clamping rails 5 can be adjusted within a certain range through the corresponding fixing bolts 6, so that the problem that the electric components on the clamping rails 5 cannot be arranged on the clamping rails 5 due to the fact that no proper distance exists between the electric components is solved.
Referring to fig. 1 and 5, in the embodiment of the present invention, a return plate 7 is disposed on an outer wall of an upper end of a housing 1, a plurality of threaded through holes are disposed on the return plate 7 along a circumferential direction of the return plate 7, a connecting hole corresponding to each threaded through hole on the return plate 7 is disposed on the cover plate 2, and the cover plate 2 is fixedly mounted on the return plate 7 through a connecting bolt 8 and an elastic metal gasket, so that the cover plate 2 is firmly mounted and has anti-loosening performance under the action of the elastic metal gasket.
Referring to fig. 1 and 3, in an embodiment of the present invention, a tube hole of the threading tube 3 is a three-level stepped through hole structure, an inner diameter of the three-level stepped through hole structure is sequentially increased from one end of the threading tube 3 close to the casing 1 to the end far away from the casing 1, an internal thread structure is provided on a hole wall of the stepped hole with the largest inner diameter, a sealing sleeve 9 is lined on a hole wall of the intermediate hole of the three-level stepped through hole structure, the sealing sleeve 9 is made of a rubber material, a metal gasket is provided on one side of the sealing sleeve 9 far away from the casing 1, a thread pressing tube 10 is installed at one end of the threading tube 3 far away from the casing 1, an external thread structure adapted to the internal thread structure provided on the hole wall of the stepped hole with the largest inner diameter of the threading tube 3 is provided on an outer wall of the thread pressing; the power cord is passed in by threading pipe 3 and screw thread compaction pipe 10, screws up screw thread compaction pipe 10, and screw thread compaction pipe 10 is through metal gasket compaction sealing sleeve 9 for sealing sleeve 9 takes place an amount of deformation, makes sealing sleeve 9's inner wall compress tightly the power cord, has just so improved the utility model discloses a flame proof nature.
Referring to fig. 3 and 5, in the embodiment of the present invention, the screw pressing pipe 10 is located on the outer wall of the side of the outer thread structure away from the housing 1, the tightening block 11 is sleeved on the outer wall, the outer contour of the longitudinal section of the tightening block 11 is rectangular or regular hexagon, and the setting of the tightening block 11 facilitates the use of tools such as a wrench to tighten or loosen the screw pressing pipe 10.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A flame-proof type power box comprises a rectangular shell (1) with an opening at the upper end and a cover plate (2), wherein the cover plate (2) is detachably arranged at the upper end of the shell (1), the side wall of the shell (1) is provided with a plurality of threading pipes (3) communicated with the inside of the shell (1), the flame-proof type power box is characterized in that the inner bottom wall of the shell (1) is welded with a plurality of nut groups (4), each nut group (4) is arranged along the width direction of the shell (1), each nut in each nut group (4) is arranged along the length direction of the shell (1), one nut group (4) is provided with a clamping rail (5), the positions corresponding to each nut of the nut groups (4) on the clamping rail (5) are respectively provided with a rectangular connecting through hole (501), and the length direction of the connecting through hole (501) is arranged along the width direction of the shell (1), the clamping rail (5) is arranged on the nut group (4) through a fixing bolt (6) at each connecting through hole (501).
2. The flameproof power box according to claim 1, characterized in that a return plate (7) is arranged on the outer wall of the upper end of the casing (1), a plurality of threaded through holes are arranged on the return plate (7) along the circumferential direction of the return plate, connecting holes corresponding to the threaded through holes on the return plate (7) one by one are arranged on the cover plate (2), and the cover plate (2) is fixedly mounted on the return plate (7) through a connecting bolt (8) and an elastic metal gasket.
3. The flameproof power box according to claim 1, characterized in that the tube hole of the threading tube (3) is of a three-level stepped through hole structure, the inner diameter of the three-level stepped through hole structure is sequentially increased from one end of the threading tube (3) close to the shell (1) to the end far away from the shell (1), an internal thread structure is arranged on the wall of the maximum inner diameter stepped hole, a sealing sleeve (9) is lined on the wall of the middle hole of the three-level stepped through hole structure, the sealing sleeve (9) is made of rubber material, a metal gasket is arranged on one side of the sealing sleeve (9) far away from the shell (1), a thread pressing tube (10) is arranged at one end of the threading tube (3) far away from the shell (1), an external thread structure matched with the internal thread structure arranged on the wall of the maximum inner diameter hole of the threading tube (3) is arranged on the outer wall of the tube at one end of the thread pressing tube (10), the threaded compression pipe (10) compresses the sealing sleeve (9) through a metal gasket.
4. The flameproof power box according to claim 3, wherein the threaded compression tube (10) is sleeved with a tightening block (11) on the outer wall of the outer threaded structure of the threaded compression tube on the side far away from the housing (1), and the outer contour of the longitudinal section of the tightening block (11) is rectangular or regular hexagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919553.1U CN210671037U (en) | 2019-11-08 | 2019-11-08 | Flame-proof type power box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919553.1U CN210671037U (en) | 2019-11-08 | 2019-11-08 | Flame-proof type power box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210671037U true CN210671037U (en) | 2020-06-02 |
Family
ID=70812161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921919553.1U Expired - Fee Related CN210671037U (en) | 2019-11-08 | 2019-11-08 | Flame-proof type power box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210671037U (en) |
-
2019
- 2019-11-08 CN CN201921919553.1U patent/CN210671037U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221223 Address after: 014030 North Campus South Road, Baotou Rare Earth High tech Zone, Inner Mongolia Autonomous Region Patentee after: Baotou Guoan Engineering Machinery Co.,Ltd. Address before: 014030 Baotou Guoan Technology Co., Ltd., Baotou Equipment Manufacturing Industrial Park, Baotou City, Inner Mongolia Autonomous Region Patentee before: BAOTOU GUOAN SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |