CN112054420A - Movable cable trench gap bridge for power transformation construction - Google Patents
Movable cable trench gap bridge for power transformation construction Download PDFInfo
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- CN112054420A CN112054420A CN202010960303.3A CN202010960303A CN112054420A CN 112054420 A CN112054420 A CN 112054420A CN 202010960303 A CN202010960303 A CN 202010960303A CN 112054420 A CN112054420 A CN 112054420A
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- gap bridge
- wall
- main body
- side wall
- bridge main
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a movable cable duct gap bridge for power transformation construction, which comprises a first gap bridge main body and a second gap bridge main body, wherein gap bridge frames are symmetrically and fixedly connected to the upper ends of the first gap bridge main body and the second gap bridge main body, a first sliding groove is formed in the side wall of each gap bridge frame, a protection plate is connected to the inner wall of each first sliding groove in a sliding mode, a buffer mechanism for buffering pressure applied to the protection plate is installed in each groove, a clamping groove is formed in the side wall of each first gap bridge main body, a sliding plate is fixedly connected to the side wall of each second gap bridge main body, and each sliding plate is connected with the inner wall of each clamping groove in a sliding mode. According to the invention, the sliding plate in threaded connection with the side wall of the screw rod slides on the inner wall of the clamping groove through the rotation of the screw rod, so that the distance between the first gap bridge main body and the second gap bridge main body can be adjusted, the first gap bridge main body and the second gap bridge main body can be used for cable trenches with different widths, the operation is simple, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of auxiliary devices for power transformation construction, in particular to a movable cable trench gap bridge for power transformation construction.
Background
The cable trench is an underground pipeline for laying and replacing electric power or telecommunication cable facilities, is also an enclosure structure of the laid cable facilities, has the structural forms of rectangular, circular, arched and other pipeline structures, and at the initial construction stage of the cable trench, because the cable trench is still in a construction state, a cover plate cannot be arranged on the cable trench, and at the moment, when some electric equipment for construction needs to be moved, the electric equipment needs to be carried through a movable gap bridge.
The size of present portable gap bridge is unanimous, can not carry out corresponding regulation according to the width of cable pit, consequently when using the cable pit to different width, still need select the portable gap bridge of equidimension not, it is very inconvenient, and construction cost has been increased, in addition, install the gap bridge frame on the present portable gap bridge and protect electrical equipment usually, but electrical equipment inevitable can strike the gap bridge frame when removing, cause the damage of gap bridge frame easily, and electrical equipment is great at removal in-process weight, and then it is great to the pressure of applying in the gap bridge main part, cause the damage of gap bridge main part very easily, and then influence the life of gap bridge main part.
Based on the structure, the invention provides a movable cable trench gap bridge for power transformation construction.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a movable cable trench gap bridge for power transformation construction.
In order to achieve the purpose, the invention adopts the following technical scheme:
a movable cable duct gap bridge for power transformation construction comprises a first gap bridge main body and a second gap bridge main body, wherein gap bridge frames are symmetrically and fixedly connected to the upper ends of the first gap bridge main body and the second gap bridge main body, a first sliding groove is formed in the side wall of each gap bridge frame, a protection plate is connected to the inner wall of each first sliding groove in a sliding mode, a buffer mechanism for buffering the pressure applied to the protection plate is installed in each first sliding groove, a clamping groove is formed in the side wall of each first gap bridge main body, a sliding plate is fixedly connected to the side wall of each second gap bridge main body and is connected with the inner wall of the corresponding clamping groove in a sliding mode, a lead screw is rotatably connected to the inner wall of each clamping groove and is in threaded connection with the side wall of each sliding plate, a second sliding groove is formed in the opposite side wall of each first gap bridge main body and the corresponding second gap bridge main body, a flat plate is connected to the, first recess has been seted up to first main part of passing a bridge and second main part of passing a bridge lower extreme symmetry, install the moving mechanism that removes first main part of passing a bridge and second main part of passing a bridge in the first recess.
Preferably, buffer gear includes the first dead lever of fixed connection at first spout inner wall, guard plate lateral wall fixedly connected with first sleeve, first dead lever and first sleeve inner wall sliding connection, first dead lever lateral wall is through first spring and first sleeve inner wall elastic connection, first spout inner wall symmetry rotates and is connected with the head rod, the one end that first spout inner wall was kept away from to the head rod rotates and is connected with the second connecting rod, the one end that the head rod was kept away from to the second connecting rod rotates with first sleeve lateral wall and is connected.
Preferably, one end of the lead screw penetrates through the side wall of the first gap bridge main body and is fixedly connected with a hand wheel, a rubber anti-slip sleeve is sleeved on the hand wheel, and a limiting mechanism for limiting the rotating position of the lead screw is installed on the hand wheel.
Preferably, stop gear includes the bolt of threaded connection at the hand wheel lateral wall, first gap bridge main part lateral wall is seted up a plurality ofly and bolt complex screw hole, and is a plurality of the screw hole sets up along lead screw axle center symmetry.
Preferably, moving mechanism includes that the symmetry rotates two third connecting rods of connection top in first recess, two the third connecting rod is kept away from the common rotation of one end at top in the first recess and is connected with the support column, support column lower extreme fixedly connected with universal wheel, support column upper end fixedly connected with second dead lever, top fixedly connected with second sleeve in the first recess, second dead lever and second sleeve inner wall sliding connection, second dead lever lateral wall passes through third spring and second sleeve inner wall elastic connection.
Preferably, the second groove has been seted up to first recess inner wall symmetry, support column lateral wall symmetric connection has the fixed plate, fixed plate and second recess inner wall sliding connection, the bottom elastic connection in fixed plate lower extreme passes through fourth spring and the second groove.
Preferably, the side walls of the gap bridge frame and the protection plate are glued with rubber pads, and the side walls of the rubber pads are provided with anti-skid grains.
The invention has the following beneficial effects:
1. by arranging the first connecting rod, the second connecting rod, the first fixing plate, the first spring and the first sleeve, when the electric equipment moves on the first gap bridge main body and the second gap bridge main body to impact the protection plate, the protection plate slides towards the direction close to the inner wall of the first sliding groove at the moment, and then the first sleeve extrudes the first spring, the first spring can buffer the impact on the protection plate, and the first sleeve slides to enable the second connecting rod to drive the first connecting rod to rotate, so that the joint of the first connecting rod and the second connecting rod is abutted against the inner wall of the first sliding groove, the moving position of the protection plate is fixed, the situation that the protection plate moves too much to cause the collision of the electric equipment and the gap bridge frame and the damage of the gap bridge frame is avoided;
2. by arranging the screw rod, the sliding plate and the clamping groove, the screw rod is rotated, so that the sliding plate in threaded connection with the side wall of the screw rod slides on the inner wall of the clamping groove, the distance between the first gap bridge main body and the second gap bridge main body can be adjusted, the first gap bridge main body and the second gap bridge main body can be used for cable trenches with different widths, the operation is simple, and the construction cost is reduced;
3. by arranging the hand wheel, the bolt and the threaded hole, after the distance between the first gap bridge main body and the second gap bridge main body is adjusted, the bolt is screwed into the threaded hole corresponding to the bolt, the rotating position of the screw rod is fixed, and the problem that the distance between the first gap bridge main body and the second gap bridge main body is changed and the conveying of the electrical equipment is influenced due to the fact that the screw rod rotates when the first gap bridge main body and the second gap bridge main body are used is avoided;
4. through setting up the second recess, the third connecting rod, the second dead lever, the second sleeve, third spring and support column, electrical equipment moves when producing vibrations in first bridge main part and the second bridge main part of passing, first bridge main part and the second bridge main part of passing this moment lapse, and then drive the second sleeve and move down to extrude the third spring, and then the third spring cushions the vibrations that first bridge main part and the second bridge main part received, the shaking force of avoiding receiving in first bridge main part and the second bridge main part is too big, influence the life of first bridge main part and the second bridge main part of passing.
Drawings
Fig. 1 is a schematic structural view of a mobile cable trench gap bridge for power transformation construction according to the present invention;
fig. 2 is a schematic side sectional structure view of a gap bridge frame in a mobile cable trench gap bridge for power transformation construction according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 first main part of passing a bridge, 2 second main part of passing a bridge, 3 frame of passing a bridge, 4 first spout, 5 first dead lever, 6 first sleeve, 7 first spring, 8 guard plates, 9 first connecting rod, 10 second connecting rod, 11 draw-in grooves, 12 slide, 13 lead screws, 14 hand wheels, 15 screw holes, 16 bolts, 17 second spout, 18 flat board, 19 second springs, 20 support columns, 21 universal wheel, 22 first recess, 23 third connecting rod, 24 second recesses, 25 fixed plates, 26 fourth spring, 27 second dead lever, 28 second sleeve, 29 third spring.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, a movable cable trench gap bridge for power transformation construction comprises a first gap bridge main body 1 and a second gap bridge main body 2, wherein the upper ends of the first gap bridge main body 1 and the second gap bridge main body 2 are symmetrically and fixedly connected with a gap bridge frame 3, the side wall of the gap bridge frame 3 is provided with a first chute 4, the inner wall of the first chute 4 is slidably connected with a protection plate 8, the side walls of the gap bridge frame 3 and the protection plate 8 are glued with rubber pads, the side wall of the rubber pads is provided with anti-slip patterns, a buffer mechanism for buffering the pressure applied to the protection plate 8 is arranged in the first chute 4, the side wall of the first gap bridge main body 1 is provided with a clamping groove 11, the side wall of the second gap bridge main body 2 is fixedly connected with a sliding plate 12, the sliding plate 12 is slidably connected with the inner wall of the clamping groove 11, the inner wall of the clamping groove 11 is rotatably connected with a lead screw 13, the lead screw, second spout 17 inner wall sliding connection has dull and stereotyped 18, and dull and stereotyped 18 lateral wall passes through second spring 19 and second spout 17 inner wall elastic connection, and first recess 22 has been seted up to first main part of passing a bridge 1 and the symmetry of second main part of passing a bridge 2 lower extreme, installs the moving mechanism who removes first main part of passing a bridge 1 and second main part of passing a bridge 2 in the first recess 22.
Buffer gear includes first dead lever 5 of fixed connection at 4 inner walls of first spout, 8 lateral walls fixedly connected with first sleeve 6 of guard plate, first dead lever 5 and 6 inner walls sliding connection of first sleeve, 5 lateral walls of first dead lever pass through first spring 7 and 6 inner walls elastic connection of first sleeve, 4 inner walls of first spout symmetry rotation are connected with head rod 9, the one end rotation that 4 inner walls of first spout were kept away from to head rod 9 is connected with second connecting rod 10, the one end that head rod 9 was kept away from to second connecting rod 10 rotates with 6 lateral walls of first sleeve to be connected.
One end of the screw 13 penetrates through the side wall of the first gap bridge main body 1 and is fixedly connected with a hand wheel 14, a rubber anti-slip sleeve is sleeved on the hand wheel 14, and a limiting mechanism for limiting the rotating position of the screw 13 is installed on the hand wheel 14.
The limiting mechanism comprises a bolt 16 in threaded connection with the side wall of the hand wheel 14, a plurality of threaded holes 15 matched with the bolt 16 are formed in the side wall of the first gap bridge main body 1, and the plurality of threaded holes 15 are symmetrically arranged along the axis of the lead screw 13.
Moving mechanism includes that the symmetry rotates two third connecting rods 23 of connection top in first recess 22, the common swivelling joint of one end at top has support column 20 in first recess 22 is kept away from to two third connecting rods 23, support column 20 lower extreme fixedly connected with universal wheel 21, support column 20 upper end fixedly connected with second dead lever 27, top fixedly connected with second sleeve 28 in the first recess 22, second dead lever 27 and 28 inner wall sliding connection of second sleeve, second dead lever 27 lateral wall passes through third spring 29 and 28 inner wall elastic connection of second sleeve.
In the invention, a hand wheel 14 is rotated to drive a lead screw 13 fixedly connected with the side wall of the hand wheel 14 to rotate, a sliding plate 12 in threaded connection with the side wall of the lead screw 13 is driven to slide on the inner wall of a clamping groove 11, and further the distance between a first gap bridge main body 1 and a second gap bridge main body 2 is adjusted, so that the distance between two ends of the first gap bridge main body 1 and the second gap bridge main body 2 can be adjusted according to the width of different cable trenches, after the distance between the first gap bridge main body 1 and the second gap bridge main body 2 is adjusted, a bolt 16 in threaded connection with the side wall of the hand wheel 14 is matched with a threaded hole 15 formed in the side wall of the first gap bridge main body 1, the rotating position of the lead screw 13 is fixed, and then the first gap bridge main body 1 and the second gap bridge main body 2 are erected on two sides of the;
when the electrical equipment moves to impact the bridge frame 3, the electrical equipment can extrude the protection plate 8 connected to the inner wall of the first sliding groove 4 in a sliding manner at the moment, and then the protection plate 8 slides towards the direction close to the inner wall of the first sliding groove 4 to drive the first sleeve 6 fixedly connected to the side wall of the protection plate 8 to slide, extrude the first spring 7 of elastic connection between first dead lever 5 and first sleeve 6, and then first spring 7 can cushion the striking that guard plate 8 received, and first sleeve 6 slides and drives second connecting rod 10 of being connected with the rotation of 6 lateral walls of first sleeve and drive head rod 9 and rotate, make head rod 9 and the 4 inner walls of second connecting rod 10 junction and first spout offset, fix the shift position of guard plate 8, avoid guard plate 8 too much to remove, lead to electrical equipment and the collision of frame 3 of passing a bridge, cause the damage of frame 3 of passing a bridge.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The movable cable duct gap bridge for power transformation construction comprises a first gap bridge main body (1) and a second gap bridge main body (2) and is characterized in that the upper ends of the first gap bridge main body (1) and the second gap bridge main body (2) are symmetrically and fixedly connected with a gap bridge frame (3), the side wall of the gap bridge frame (3) is provided with a first chute (4), the inner wall of the first chute (4) is slidably connected with a protection plate (8), a buffer mechanism for buffering the pressure applied to the protection plate (8) is installed in the first chute (4), the side wall of the first gap bridge main body (1) is provided with a clamping groove (11), the side wall of the second gap bridge main body (2) is fixedly connected with a sliding plate (12), the sliding plate (12) is slidably connected with the inner wall of the clamping groove (11), the inner wall of the clamping groove (11) is rotatably connected with a lead screw (13), and the lead screw (13) is in threaded connection with the side wall of the, second spout (17) have been seted up to first main part of passing a bridge (1) and second main part of passing a bridge (2) relative lateral wall, second spout (17) inner wall sliding connection has dull and stereotyped (18), dull and stereotyped (18) lateral wall passes through second spring (19) and second spout (17) inner wall elastic connection, first recess (22) have been seted up to first main part of passing a bridge (1) and second main part of passing a bridge (2) lower extreme symmetry, install in first recess (22) and carry out the moving mechanism that removes first main part of passing a bridge (1) and second main part of passing a bridge (2).
2. The mobile cable trench gap bridge for power transformation construction according to claim 1, wherein the buffering mechanism comprises a first fixing rod (5) fixedly connected to the inner wall of the first chute (4), the side wall of the protection plate (8) is fixedly connected with a first sleeve (6), the first fixing rod (5) is slidably connected to the inner wall of the first sleeve (6), the side wall of the first fixing rod (5) is elastically connected to the inner wall of the first sleeve (6) through a first spring (7), the inner wall of the first chute (4) is symmetrically and rotatably connected with a first connecting rod (9), one end, away from the inner wall of the first chute (4), of the first connecting rod (9) is rotatably connected with a second connecting rod (10), and one end, away from the first connecting rod (9), of the second connecting rod (10) is rotatably connected to the side wall of the first sleeve (6).
3. The movable cable trench gap bridge for power transformation construction according to claim 1, wherein one end of the lead screw (13) penetrates through the side wall of the first gap bridge main body (1) and is fixedly connected with a hand wheel (14), the hand wheel (14) is sleeved with a rubber anti-slip sleeve, and the hand wheel (14) is provided with a limiting mechanism for limiting the rotating position of the lead screw (13).
4. The movable cable trench gap bridge for power transformation construction according to claim 3, wherein the limiting mechanism comprises a bolt (16) in threaded connection with a side wall of the hand wheel (14), a plurality of threaded holes (15) matched with the bolt (16) are formed in the side wall of the first gap bridge main body (1), and the plurality of threaded holes (15) are symmetrically arranged along the axis of the lead screw (13).
5. The mobile cable trench gap bridge for power transformation construction according to claim 1, wherein the moving mechanism comprises two third connecting rods (23) which are symmetrically and rotatably connected to the inner top of the first groove (22), one ends of the two third connecting rods (23) far away from the inner top of the first groove (22) are jointly and rotatably connected with a supporting column (20), a universal wheel (21) is fixedly connected to the lower end of the supporting column (20), a second fixing rod (27) is fixedly connected to the upper end of the supporting column (20), a second sleeve (28) is fixedly connected to the inner top of the first groove (22), the second fixing rod (27) is slidably connected to the inner wall of the second sleeve (28), and the side wall of the second fixing rod (27) is elastically connected to the inner wall of the second sleeve (28) through a third spring (29).
6. The mobile cable trench gap bridge for power transformation construction according to claim 5, wherein a second groove (24) is symmetrically formed in the inner wall of the first groove (22), a fixing plate (25) is symmetrically connected to the side wall of the supporting column (20), the fixing plate (25) is slidably connected to the inner wall of the second groove (24), and the lower end of the fixing plate (25) is elastically connected to the bottom of the second groove (24) through a fourth spring (26).
7. The mobile cable trench gap bridge for power transformation construction according to claim 1, wherein rubber pads are glued to the side walls of the gap bridge frame (3) and the protection plate (8), and anti-skid lines are arranged on the side walls of the rubber pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960303.3A CN112054420B (en) | 2020-09-14 | 2020-09-14 | Mobile cable trench gap bridge for power transformation construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960303.3A CN112054420B (en) | 2020-09-14 | 2020-09-14 | Mobile cable trench gap bridge for power transformation construction |
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| Publication Number | Publication Date |
|---|---|
| CN112054420A true CN112054420A (en) | 2020-12-08 |
| CN112054420B CN112054420B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010960303.3A Active CN112054420B (en) | 2020-09-14 | 2020-09-14 | Mobile cable trench gap bridge for power transformation construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720373A (en) * | 2020-12-23 | 2021-04-30 | 安徽台信科技有限公司 | Built-in damping device for main shaft machining |
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| CA2670185A1 (en) * | 2008-07-08 | 2010-01-08 | General Electric Company | Cable bridge for a wind turbine tower |
| CN103457186A (en) * | 2013-09-11 | 2013-12-18 | 山东送变电工程公司 | Movable cable trench gap bridge for power transformation construction |
| CN207504495U (en) * | 2017-11-30 | 2018-06-15 | 重庆飞泉物资有限公司 | A kind of folding cable testing bridge |
| CN208753887U (en) * | 2018-09-10 | 2019-04-16 | 天津滨海新区大港亚富金属制品有限公司 | A kind of cable testing bridge of flexible installation |
| CN109936091A (en) * | 2017-12-18 | 2019-06-25 | 王济龙 | A kind of cable testing bridge convenient for adjusting |
| CN210577531U (en) * | 2019-09-29 | 2020-05-19 | 福建朝业电气有限公司 | Groove type cable bridge with strong shock resistance |
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2020
- 2020-09-14 CN CN202010960303.3A patent/CN112054420B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2670185A1 (en) * | 2008-07-08 | 2010-01-08 | General Electric Company | Cable bridge for a wind turbine tower |
| CN103457186A (en) * | 2013-09-11 | 2013-12-18 | 山东送变电工程公司 | Movable cable trench gap bridge for power transformation construction |
| CN207504495U (en) * | 2017-11-30 | 2018-06-15 | 重庆飞泉物资有限公司 | A kind of folding cable testing bridge |
| CN109936091A (en) * | 2017-12-18 | 2019-06-25 | 王济龙 | A kind of cable testing bridge convenient for adjusting |
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| CN112720373A (en) * | 2020-12-23 | 2021-04-30 | 安徽台信科技有限公司 | Built-in damping device for main shaft machining |
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| CN112054420B (en) | 2022-08-26 |
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