CN110834648A - Cabinet door guiding and positioning device for locomotive - Google Patents
Cabinet door guiding and positioning device for locomotive Download PDFInfo
- Publication number
- CN110834648A CN110834648A CN201910983978.7A CN201910983978A CN110834648A CN 110834648 A CN110834648 A CN 110834648A CN 201910983978 A CN201910983978 A CN 201910983978A CN 110834648 A CN110834648 A CN 110834648A
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- CN
- China
- Prior art keywords
- control unit
- voltage control
- cabinet door
- locomotive
- positioning device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
Abstract
The invention discloses a guiding and positioning device for a locomotive cabinet door, and also discloses a traction converter cabinet applying the guiding and positioning device for the locomotive cabinet door, and relates to the field of installation of railway locomotive cabinet doors, wherein the guiding and positioning device is an integrally formed positioning block which is in a cylinder-like annular shape, namely, the periphery surface is cylindrical, the bottom surface is a plane, the top surface is a concave circular table surface, and an inner hole is a threaded hole; two stepped bolt holes are symmetrically formed in the ring body in the radial direction, and the axis of each stepped bolt hole is perpendicular to the bottom surface of the positioning block. The traction converter cabinet comprises a low-voltage control unit, a high-voltage control unit and an auxiliary variable control unit, wherein the high-voltage control unit is positioned below the low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, a cabinet door guide positioning device for the locomotive is fixed on the front side of the interlayer, and the auxiliary variable control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit; the number of the guide positioning devices is N, N is more than or equal to 2, and a screw is fixedly arranged at the position of the cabinet door opposite to the guide positioning devices. The invention has simple structure and convenient installation.
Description
Technical Field
The invention relates to the field of rail locomotive cabinet door installation, in particular to a cabinet door guiding and positioning device for a locomotive, which is suitable for installing a cabinet door of a traction auxiliary converter cabinet.
Background
A traction auxiliary converter cabinet on a CKD9D type alternating current transmission diesel locomotive of south Africa railway department of train company exports, three-phase alternating current output by a generator is subjected to alternating current-direct current-alternating current conversion and then is output to a traction motor and an auxiliary filter cabinet, and therefore alternating current transmission of the locomotive is achieved. The traction-auxiliary converter adopts a back-to-back mirror symmetry design and is divided into three areas, namely a high-voltage area, a low-voltage area and an auxiliary variable output area, and 6 gates are formed in total. The door is used as one of the enclosing components of the traction auxiliary converter cabinet, so that the space is reasonably separated, the functions of heat preservation, heat insulation, rain prevention, dust prevention, sealing and the like are also realized, and the cabinet body is ensured to meet the sealing grade requirement of IP 55.
In the prior art, two trapezoidal thread locks are added on two gates of a high-pressure area of a traction auxiliary converter cabinet of a CKD9D type alternating current transmission diesel locomotive according to the requirements of south African customers, and firstly, the door plate is limited so as to be better fixed and meet the sealing requirements of the cabinet body; secondly, the cabinet door is prevented from falling off, and a secondary protection effect is achieved; when the cabinet door is installed, the screw rod of the trapezoidal thread lock is positioned on the cabinet body, and a round hole for inserting the screw rod is reserved on the cabinet body. But has the following disadvantages: 1) when the cabinet door is installed, the screw rod needs to be inserted into the round hole for positioning, so that the cabinet door is installed, and the cabinet door is not easy to insert into the round hole in the left, right, up and down directions and is not easy to position due to large volume and heavy weight; 2) the cabinet door is difficult to locate, the installation process needs at least two staff to operate in a matched mode, the consumed time is long, and long-time location is not in place, so that the trapezoidal thread lock rod is easy to deform. Therefore, in order to solve the above problems, it is necessary to provide a tool for positioning and guiding the cabinet door, which is convenient for the installation of the cabinet door.
Disclosure of Invention
The invention provides a guiding and positioning device for a locomotive cabinet door, aiming at solving the problems of difficult positioning and long time consumption in the installation of the cabinet door of a traction auxiliary converter cabinet.
The invention is realized by the following technical scheme: a cabinet door guiding and positioning device for a locomotive is an integrally formed positioning block, the positioning block is in a cylinder-like annular shape, namely the periphery surface is cylindrical, the bottom surface is a plane, the top surface is a concave round table surface, and an inner hole of the positioning block is a threaded hole; two stepped bolt holes are symmetrically formed in the ring body of the positioning block in the radial direction, and the axes of the stepped bolt holes are perpendicular to the bottom surface of the positioning block.
The invention is in order to apply to drawing on the cabinet door of the auxiliary converter cabinet, and because the round hole positions in the prior art, there is difficult situation to position and is difficult to install, therefore invent a cabinet door guiding orientation device for locomotive, the apparatus is a integrated into one piece locating piece, the locating piece is a kind of cylindrical ring, its peripheral surface is cylindrical, the bottom surface is the level, in order to can lean on the level position, the top surface is the concave round mesa, in order to make the correspondent threaded spindle position easily, can enter the inner hole along the round mesa, the inner hole is the threaded hole; two stepped bolt holes are symmetrically formed in the ring body of the positioning block in the radial direction, the axes of the stepped bolt holes are perpendicular to the bottom surface of the positioning block, and the stepped bolt holes are used for fixing the positioning block at a fixed position on the cabinet body. The invention has the following specific operations: the screw corresponding to the aperture of the inner hole of the positioning block moves towards the positioning block, and when the screw contacts the concave circular table top, the screw can move forwards along the circular table top, so that the inner hole of the positioning hole can be positioned, and the positioning is realized.
Preferably, the positioning block is made of a nylon material.
A traction converter cabinet applying the cabinet door guiding and positioning device for the locomotive comprises a low-voltage control unit, a high-voltage control unit and an auxiliary variable control unit, wherein the high-voltage control unit is positioned below the low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, and the auxiliary variable control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit; the cabinet door guiding and positioning device for the locomotive is fixed on the front side of an interlayer between a low-voltage control unit and a high-voltage control unit, the number of the guiding and positioning devices is N, N is more than or equal to 2, and a screw rod is fixedly arranged at the position, opposite to the guiding and positioning device, of the cabinet door.
The traction converter cabinet mainly comprises a low-voltage control unit, a high-voltage control unit and an auxiliary converter control unit, and the structures and the distribution of the three units are well known to those skilled in the field of heavy current, so that the description is omitted here. In the converter cabinet, a high-voltage control unit is positioned below a low-voltage control unit, an auxiliary variable control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, guide positioning devices are fixed on the front side of the interlayer, the number of the guide positioning devices is N, in order to facilitate positioning, N is generally more than or equal to 2, a screw rod is fixedly arranged at the position of a cabinet door, which is opposite to the guide positioning devices, and the screw rod slowly enters an inner hole of a positioning block from.
Preferably, the screw rod used is a trapezoidal thread locking rod.
Preferably, the number of the guiding and positioning devices is N ≧ 2.
Compared with the prior art, the invention has the following beneficial effects: 1. the cabinet door mounting mode is simplified, and compared with the problem that the original cabinet door is not easy to mount, the cabinet door can be rapidly mounted through the screw rod of the trapezoidal thread lock, so that the mounting convenience is greatly improved; 2. compared with the original installation mode, the installation time of the cabinet door can be greatly shortened, and the damage to the trapezoidal thread lock is reduced; 3. the invention has simple structure and convenient installation; reduce operating personnel quantity, realize the single installation of cabinet door.
Drawings
FIG. 1 is an isometric view of a guide and positioning device of the present invention.
Fig. 2 is a top view of the guide positioning device of the present invention.
Fig. 3 is a sectional view a-a in fig. 2.
Fig. 4 is a sectional view taken along line B-B in fig. 2.
Fig. 5 is a front view of the traction converter cabinet to which the present invention is applied.
Fig. 6 is a schematic view of the installation of the traction converter cabinet of the present invention.
The figures are labeled as follows: 1-a positioning block, 2-a low-voltage control unit, 3-a high-voltage control unit and 4-an auxiliary variable control unit.
Detailed Description
The present invention is further illustrated by the following specific examples.
A cabinet door guiding and positioning device for a locomotive is shown in figures 1-4: the guide positioning device is an integrally formed positioning block 1, the positioning block 1 is in a cylinder-like annular shape, namely the periphery surface is cylindrical, the bottom surface is a plane, the top surface is a concave circular table surface, and an inner hole of the positioning block 1 is a threaded hole; two stepped bolt holes are symmetrically formed in the ring body of the positioning block 1 in the radial direction, and the axes of the stepped bolt holes are perpendicular to the bottom surface of the positioning block.
In the embodiment, a preferable scheme is adopted, and the positioning block 1 is made of a nylon material.
A traction converter cabinet applying the cabinet door guiding and positioning device for the locomotive is shown in fig. 5 and 6, and comprises a low-voltage control unit 2, a high-voltage control unit 3 and an auxiliary variable control unit 4, wherein the high-voltage control unit 3 is positioned below the low-voltage control unit 2, an interlayer is arranged between the low-voltage control unit 2 and the high-voltage control unit 3, and the auxiliary variable control unit 4 is positioned on the right side of the whole high-voltage control unit 2 and the whole low-voltage control unit 2; the cabinet door guiding and positioning device for the locomotive is fixed on the front side of an interlayer between the low-voltage control unit 2 and the high-voltage control unit 3, the number of the guiding and positioning devices is N, N is more than or equal to 2, and a screw rod is fixedly arranged at the position, opposite to the guiding and positioning device, of the cabinet door.
In the embodiment, a preferable scheme is adopted, and the screw rod is a trapezoidal thread locking rod; the number of screws was N = 2.
The embodiment specifically operates as follows: penetrate the shoulder bolt hole with two 1 bolts of locating piece, make two locating pieces 1 fix the interlayer front end between low pressure control unit 2 and high pressure control unit 3, then at the corresponding position fixed mounting screw rod of cabinet door, rotate the cabinet door, make the screw rod remove towards locating piece 1, when the screw rod contacts locating piece 1, just contacted the concave round table face, make the screw rod slowly install on the cabinet body along the concave round table face slope, the cabinet door also can pinpoint to the cabinet body on, and can hear the sound that the screw rod was fixed a position to the cabinet body, the installation of accurate judgement cabinet door.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents within the spirit and principle of the invention should be included in the scope of the invention.
Claims (5)
1. The utility model provides a cabinet door guiding orientation device for locomotive which characterized in that: the guide positioning device is an integrally formed positioning block (1), the positioning block (1) is in a cylinder-like annular shape, namely the periphery surface is cylindrical, the bottom surface is a plane, the top surface is a concave circular table surface, and an inner hole of the positioning block (1) is a threaded hole; two stepped bolt holes are symmetrically formed in the ring body of the positioning block (1) in the radial direction, and the axes of the stepped bolt holes are perpendicular to the bottom surface of the positioning block.
2. The cabinet door guiding and positioning device for the locomotive according to claim 1, wherein: the positioning block (1) is made of a nylon material.
3. A traction converter cabinet applying the cabinet door guiding and positioning device for the locomotive according to claim 1, wherein: the traction converter cabinet comprises a low-voltage control unit (2), a high-voltage control unit (3) and an auxiliary-transformer control unit (4), wherein the high-voltage control unit (3) is positioned below the low-voltage control unit (2), an interlayer is arranged between the low-voltage control unit (2) and the high-voltage control unit (3), and the auxiliary-transformer control unit (4) is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit (2); the cabinet door guiding and positioning device for the locomotive is fixed on the front side of an interlayer between a low-voltage control unit (2) and a high-voltage control unit (3), the number of the guiding and positioning devices is N, N is more than or equal to 2, and a screw rod is fixedly arranged at the position, opposite to the guiding and positioning device, of the cabinet door.
4. The traction converter cabinet applying the cabinet door guiding and positioning device for the locomotive as claimed in claim 3, wherein: the screw rod is a trapezoidal thread locking rod.
5. The traction converter cabinet applying the cabinet door guiding and positioning device for the locomotive as claimed in claim 3, wherein: n = 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983978.7A CN110834648A (en) | 2019-10-16 | 2019-10-16 | Cabinet door guiding and positioning device for locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983978.7A CN110834648A (en) | 2019-10-16 | 2019-10-16 | Cabinet door guiding and positioning device for locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110834648A true CN110834648A (en) | 2020-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910983978.7A Pending CN110834648A (en) | 2019-10-16 | 2019-10-16 | Cabinet door guiding and positioning device for locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110834648A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000008941A (en) * | 1998-07-20 | 2000-02-15 | 맹중열 | Gear case for electric engine |
| CN208190010U (en) * | 2018-04-28 | 2018-12-04 | 比亚迪股份有限公司 | Combination sideboard for rail traffic |
| CN208608833U (en) * | 2018-09-19 | 2019-03-15 | 新余精诚精密机械有限公司 | A kind of motor front end cover being easily installed |
| CN109533580A (en) * | 2018-11-28 | 2019-03-29 | 中车株洲电力机车有限公司 | The secondary anti-fall limiting device of chamber door and the track train with the device |
| CN208804082U (en) * | 2018-07-10 | 2019-04-30 | 开平金牌洁具有限公司 | A kind of hiding seperated cabinet feet mounting structure of plug-in type |
| CN109905013A (en) * | 2017-12-11 | 2019-06-18 | 中车永济电机有限公司 | Traction current transformation cabinet |
-
2019
- 2019-10-16 CN CN201910983978.7A patent/CN110834648A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000008941A (en) * | 1998-07-20 | 2000-02-15 | 맹중열 | Gear case for electric engine |
| CN109905013A (en) * | 2017-12-11 | 2019-06-18 | 中车永济电机有限公司 | Traction current transformation cabinet |
| CN208190010U (en) * | 2018-04-28 | 2018-12-04 | 比亚迪股份有限公司 | Combination sideboard for rail traffic |
| CN208804082U (en) * | 2018-07-10 | 2019-04-30 | 开平金牌洁具有限公司 | A kind of hiding seperated cabinet feet mounting structure of plug-in type |
| CN208608833U (en) * | 2018-09-19 | 2019-03-15 | 新余精诚精密机械有限公司 | A kind of motor front end cover being easily installed |
| CN109533580A (en) * | 2018-11-28 | 2019-03-29 | 中车株洲电力机车有限公司 | The secondary anti-fall limiting device of chamber door and the track train with the device |
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Application publication date: 20200225 |