CN104890691A - Railway wagon body and head cover locking mechanism thereof - Google Patents
Railway wagon body and head cover locking mechanism thereof Download PDFInfo
- Publication number
- CN104890691A CN104890691A CN201510333312.9A CN201510333312A CN104890691A CN 104890691 A CN104890691 A CN 104890691A CN 201510333312 A CN201510333312 A CN 201510333312A CN 104890691 A CN104890691 A CN 104890691A
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- China
- Prior art keywords
- handle
- opening
- locking piece
- top cover
- locking mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D39/00—Wagon or like covers; Tarpaulins; Movable or foldable roofs
- B61D39/006—Opening and closing means
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
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- Mechanical Engineering (AREA)
- Transportation (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention provides a railway wagon body and a head cover locking mechanism thereof, wherein the head cover locking mechanism can improve the head cover locking reliability, is flexible and convenient to operate, and reduces time and effort. The head cover locking mechanism comprises a rotating shaft, pressure baffle plates and a handle, wherein the rotating shaft extends from front to back; a plurality of the pressure baffle plates are arranged at intervals; a first end of the handle is fixedly connected with the rotating shaft; a second end of the handle can rotate up and down around the first end, to drive the rotating shaft to drive each pressure baffle plate to compress or release the head cover; the head cover locking mechanism further comprises a locking member; the handle is provided with an opening formed toward left or right; when the handle rotates downward to drive the pressure baffle plates to compress the head covers, the locking member can extend into the opening and compresses down the bottom surface of the opening by using the bottom surface of the locking member so as to lock the handle; when the handle drives the pressure baffle plates to compress the head cover, the locking member can move transversely so as to extend into the opening, the upper and lower parts of the handle are locked by the locking member to limit the movement of the pressure baffle plates, thereby ensuring the head cover locking reliability.
Description
Technical field
The present invention relates to railway transportation technical field, particularly relate to a kind of car body and cap lock locking mechanism thereof of railway truck.
Background technology
At present, increasing goods selects railway truck to transport, and different according to the kind of institute's transporting cargo, railway truck is divided into grain car, coal vehicle and mine car etc., and for improving shipment convenience, this kind of railway truck is typically provided with openable top cover.Therefore, corresponding cap lock locking mechanism need be set, to improve shipment reliability.
Please refer to Fig. 1, Fig. 1 is the cutaway view of cap lock locking mechanism in a kind of detailed description of the invention in prior art.
Usually, top cover 100 is at the longitudinal extension of car body, and roof is provided with some lock rings 200 along the edge of top cover 100, and each lock ring 200 is longitudinally spaced apart, so that by lock ring 200 locking top cover 100.In detail, as shown in Figure 1, the latch hook 110 transversely stretched out is provided with in the side of top cover 100, the lock ring 200 roof being correspondingly provided with handle 300 and being fixedly connected on handle 300, handle 300 is hinged with roof, the lower end of lock ring 200 is fixedly connected on handle 300, and latch hook 110 can be inserted in upper end; Along with the rotation of handle 300, lock ring 200 can be driven to strain or unclamp the latch hook 110 of top cover 100, and then realizing locking and the unblock of top cover 100.In the embodiment shown in Fig. 1, when handle 300 upwards lift and near latch hook 110 time, length due to lock ring 200 is fixed and its lower end is fixedly connected on handle 300, the Distance Shortened between the lower end of lock ring 200 and latch hook 110 can be made, so that the upper end of lock ring 200 is to the left away from latch hook 110, thus release latch hook 110, unlock top cover 100; When downward pulling handle 300, handle 300 drives that lock ring 200 rotates clockwise and away from latch hook 110, then the upper end of lock ring 200 moves right and clamps latch hook 110, to realize the locking of top cover 100.
In the above-described embodiment, need manual unlocking or each lock ring 200 of locking, complex operation, wastes time and energy.
For above-mentioned technical matters, another kind of top cover 100 locking mechanism is additionally provided in prior art, the S. A. comprising longitudinal extension and the handle 300 be fixedly connected with S. A., S. A. is interval with some pressures gear, pressure gear is set to the block shape with certain volume, the side of top cover 100 has some projections outwardly arranged, and each pressure gear is arranged on the position corresponding with projection, and can with projection force fit.Particularly, when handle 300 driven rotary axle rotates, dynamic pressure can being with to block lower swing, when pressing gear to lower swing, the projection on top cover 100 can being compressed downwards, to realize the locking of top cover 100; When pressing gear upwards to swing, departing from gradually and projection, to discharge projection, top cover 100 being unlocked.Simultaneously, top cover 100 is also provided with lock, one end of handle 300 is fixedly connected with on the rotary shaft, the other end laterally bends and can be stacked and placed on top cover 100, handle 300 and lock are provided with the pin-and-hole mutually mated, and when handle 300 driven rotary axle rotates and makes pressure gear compress top cover 100, run through handle 300 and lock by lock pin, and then handle 300 is locked, ensure the reliability of top cover 100 locking.
Adopt this kind of embodiment, synchronously can being realized the swing of each pressure gear by the rotation of S. A., without the need to opening and closing pressure gear one by one, the technical matters of complex operation in a kind of embodiment can be solved.
But when using for a long time, S. A. easily produces distortion, if S. A. is out of shape, by affecting the relative position of handle 300 with lock, the pin-and-hole of handle 300 and the pin-and-hole of lock is caused to occur bias, cannot right alignment be ensured, and then affect the locating effect of lock pin to handle 300; Time serious, even there will be the situation that lock pin cannot run through pin-and-hole, cause the locking of handle 300 to lose efficacy.When handle 300 cannot locking time, because rocking in operational process easily causes handle 300 to rock, so successively driven rotary axle, pressure gear motion, the reliable locking of top cover 100 cannot be realized.
Moreover when compressing the projection on top cover 100, first pressure gear forms plane-plane contact with the end face of its bottom surface and projection, along with pressure gear presses down further, the bottom surface of pressure gear is no longer parallel with the end face of projection, causes pressing the compression between gear and projection unreliable.In detail, along with pressure gear presses down further, in the horizontal, the bottom surface of pressure gear may the end face of relative bump be inclined upwardly from inside to outside, make to press the bottom surface of gear to depart from the end face of projection from outside to inside gradually, the final pressure gear that likely can make only compresses projection with the inner side edge of its bottom surface, and forms line face between projection and contacts, and causes the locking of top cover 100 unreliable.
In addition, S. A. is fixedly connected with axle bed usually, and for steel to steel contacts between S. A. with axle bed, when using for a long time, S. A. is destroyed because loss is serious; Now need together to change axle bed, not only increase the difficulty of Maintenance and Repair, also create the waste of material.
Therefore, how to look for another way, design a kind of car body and cap lock locking mechanism thereof of railway truck, while taking into account simple operation, improve the reliability of top cover locking, be the technical matters that those skilled in the art need solution at present badly.
Summary of the invention
The object of this invention is to provide a kind of car body and cap lock locking mechanism thereof of railway truck, the reliability of top cover locking can be improved, and flexible operation is convenient, time saving and energy saving.
For solving the problems of the technologies described above, the invention provides a kind of cap lock locking mechanism of lorry body, comprise rotating shaft, pressure gear and handle, described rotating shaft extends from front to back, and be interval with some described pressure gears, the first end of described handle is fixedly connected in described rotating shaft, second end of described handle can rotate up and down around described first end, each described pressure gear is driven to compress or release top cover to drive described rotating shaft, also comprise locking piece, described handle has the opening offered to the left or to the right, when described handle rotate drive described pressure gear compression top cover time, described locking piece can stretch into described opening, and the bottom surface of described opening is compressed downwards with its bottom surface, to lock described handle.
Cap lock locking mechanism of the present invention, is rotated by handle drive shaft, to drive the pressure in rotating shaft to block lower rotation, then respectively presses gear can be synchronized with the movement with rotating shaft, and then compresses or release top cover; Because rotating shaft extends from front to back, and be interval with some pressures gear at its bearing of trend, then each pressure gear can be distributed in the fore-and-aft direction of top cover, to ensure the compression reliability of top cover on direction from front to back; What is more important, handle of the present invention is also provided with the opening offered to the left or to the right, when handle grip dynamic pressure gear compresses top cover, locking piece can transverse shifting to stretch into opening, by locking piece, handle is locked up and down, to limit the up-and-down movement of handle, and then the motion of restriction pressure gear, guarantee the locking reliability of top cover.
There is not the strict matching relationship of similar axis hole in the opening due to locking piece and handle, even if cause the position of opening to change because of rotating shaft distortion, can not affect the locking of locking piece to handle yet.First, opening is offered to the left or to the right, as long as locking piece side-to-side movement can stretch into opening, therefore opening can not affect locking piece substantially at the amount of movement of fore-and-aft direction stretches into opening; Simultaneously, locking piece can sway to enter opening, when opening change in location in the lateral direction, locking piece can be made as long as change locking piece to stretch into opening at the amount of movement of left and right directions, therefore the sway of opening also can not affect the locking of locking piece to handle; In addition, because locking piece can stretch into opening, therefore opening is greater than the size of locking piece at above-below direction at the bore of above-below direction, makes opening and locking piece there is certain fitting allowance at above-below direction, even if opening changes in the position of above-below direction, locking piece also can stretch into opening.Visible, even if rotating shaft produces distortion, the present invention also can ensure locking reliability by the clamping of locking piece and handle.
Alternatively, also comprise the lock be fixedly installed on top cover, the upper end of described lock and/or lower end have the port passed for described handle, described lock with described opening be provided with gap towards identical side, so that described locking piece stretches into described opening by described gap.
Alternatively, one end of described locking piece is articulated with on described lock, and jointed shaft from top to bottom extends, so that described locking piece swings around described jointed shaft and stretches into described gap.
Alternatively, the other end of described locking piece is provided with locking spring, and when described locking piece stretches into described opening, described locking spring is compressed between described lock and described locking piece, with the other end of fixing described locking piece.
Alternatively, described opening and/or described gap are opening U-shaped mouth to the left or to the right.
Alternatively, described pressure gear is cylindric in what extend from front to back, and top cover has some projections spaced apart from front to back, and described pressure is kept off with its arc surface described projection force fit corresponding with it, to compress or to discharge top cover.
Alternatively, the first end of described handle has the protrusion laterally protruded, and described protrusion forms pressure gear described in one of them.
Alternatively, the end face of described second end is inwardly recessed and forms described opening, and the upper wall surface of described opening transversely stretches out and forms grip part.
Alternatively, also comprise the axle bed coordinated with described rotating shaft, described axle bed is fixedly mounted on roof, and described rotating shaft is removably mounted on described axle bed.
Alternatively, described axle bed comprises base and connected installation sleeve, and described base is fixedly mounted on roof, and described installation sleeve comprises the upper external member and cup lid group that can fasten up and down, and both surround the axis hole for installing described rotating shaft jointly.
Alternatively, pad between described installation sleeve and described rotating shaft axle sleeve is housed.
Alternatively, described cup lid group and described base removably connect.
The present invention also provides a kind of car body of railway truck, comprises top cover able to turn on or off, and described top cover is provided with the cap lock locking mechanism described in above-mentioned any one.
Car body due to railway truck of the present invention has the cap lock locking mechanism described in above-mentioned any one, therefore the technique effect that the cap lock locking mechanism described in above-mentioned any one produces all is applicable to the car body of railway truck of the present invention, repeats no more herein.
Accompanying drawing explanation
Fig. 1 is the cutaway view of cap lock locking mechanism in a kind of detailed description of the invention in prior art;
Fig. 2 is the birds-eye view of cap lock locking mechanism provided by the present invention in a kind of detailed description of the invention;
Fig. 3 be in Fig. 2 A to construction profile schematic diagram;
Fig. 4 is the structural representation of B-B section in Fig. 2;
Fig. 5 is the structural representation of C-C section in Fig. 4.
In Fig. 1:
Top cover 100, latch hook 110, lock ring 200, handle 300
In Fig. 2-5:
Rotating shaft 1, pressure gear 2, handle 3, first end 31, second end 32, opening 33, grip part 34, top cover 4, projection 41, locking piece 5, lock 6, port 61, gap 62, jointed shaft 7, locking spring 8, axle bed 9, base 91, installation sleeve 92, upper external member 921, cup lid group 922
Detailed description of the invention
Core of the present invention is to provide a kind of car body and cap lock locking mechanism thereof of railway truck, can improve top cover locking reliability, and flexible operation is convenient, time saving and energy saving.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 2, the car body of railway truck of the present invention is provided with openable top cover 4, under normal circumstances, top cover 4 is at the longitudinal extension of car body, the left side of top cover 4 or right side hinged hinged with roof, opposite side then can rotate relative to hinged side, to open or to close car body; When top cover 4 covers, top cover 4 open side can carry out locking by locking mechanism, cover reliability with what ensure top cover 4.
Present invention also offers a kind of cap lock locking mechanism, comprise rotating shaft 1, pressure gear 2 and handle 3, rotating shaft 1 can extend from front to back, and be arranged on top cover 4 can open side, rotating shaft 1 is interval with some pressure gears 2 in their extension direction, this pressure gear 2 from front to back spaced apart in top cover 4 can open side; Handle 3 has first end 31 and the second end 32, first end 31 is fixedly connected in rotating shaft 1, second end 32 can rotate around first end about 31, rotate with drive shaft 1, when rotating shaft 1 is rotated, dynamic pressure can be with to keep off 2 rotate, make pressure gear 2 compress top cover 4 downwards or upwards rotate and discharge top cover 4.
Cap lock locking mechanism of the present invention also comprises locking piece 5, handle 3 has the opening 33 offered to the left or to the right, can towards front-left or front-right, also the inclination of certain angle can be there is, such as, in front-rear direction or above-below direction to tilt certain smaller angle, as long as substantially offer in the lateral direction.When handle 3 moves downward, dynamic pressure can be with to keep off 2 and compress top cover 4 downwards, now, top cover 4 upwards supports pressure gear 2, makes handle 3 have the trend of upward movement; Locking piece 5 can stretch into opening 33 from left side or right side (i.e. opening 33 towards side), and compresses the bottom surface of opening 33 downwards with its bottom surface, and then produces downward application force to handle 3, handle 3 is locked in this position.Enter opening 33 for ease of locking piece 5, opening 33 should have certain altitude at above-below direction, and left and right directions has certain depth, can hold locking piece 5, locking piece 5 is freely entered or shifts out opening 33.In fact, locking piece 5 only compresses the bottom surface of opening 33 with its bottom surface, the end face of locking piece 5 can be in the below of the end face of opening 33, that is, the height of opening 33 must be greater than the outside dimension of locking piece 5 at above-below direction, makes the fitting allowance that there is above-below direction between locking piece 5 and opening 33.Visible, strict matching relationship is there is not between locking piece 5 and opening 33, owing to being subject to top cover 4 antagonistic force upwards when handle 3 compresses top cover 4 with dynamic pressure gear 2, as long as therefore locking piece 5 can enter opening 33 just can with the bottom surface force fit of opening 33, realize the locking to handle 3, not only simple to operate, can also ensure to lock reliability.
In detail, cap lock locking mechanism of the present invention, on the one hand, handle 3 up-and-down movement can drive rotating shaft 1 to rotate, and then each pressure gear 2 synchronous axial system in drive rotating shaft 1, so that each pressure gear 2 synchronous pressure presses closer lid 4, realize the locking of top cover 4, without the need to acting solely on each pressure gear 2, improve simple operation; On the other hand, each pressure gear 2 is spaced apart at the fore-and-aft direction of top cover 4, to ensure that top cover 4 in the longitudinal direction all can be compacted, avoids occurring that local compaction is unreliable, improves the reliability of top cover 4 locking; What is more important, handle 3 is provided with the opening 33 offered to the left or to the right, then locking piece 5 can stretch into by left side or right side the locking realizing handle 3 in opening 33, to run through compared with mode that handle 3 is located before and after bearing pin with adopting in prior art, strict matching relationship is there is not between locking piece 5 and handle 3, even if rotating shaft 1 distortion makes handle 3 position change, locking piece 5 still can enter opening 33, to realize the reliable location of handle 3, thus guarantee the reliability of top cover 4 locking.
In more detail, when the front and back position of opening 33 changes, because opening 33 is offered to the left or to the right, then locking piece 5 to the left or to the right movement can stretch into opening 33, therefore opening 33 can not affect coordinating of locking piece 5 and opening 33 in the change in location of fore-and-aft direction; When the right position of opening 33 changes, because opening 33 is offered at left and right directions, locking piece 5 is inevitable to be moved in left-right direction and enters opening 33, then can adjust the amount of movement of locking piece 5 at left and right directions to adapt to the change of opening 33 right position; When the upper-lower position of opening 33 changes, as mentioned above, between opening 33 and locking piece 5, there is the fitting allowance of above-below direction, even if therefore opening 33 move up and down, locking piece 5 also can enter opening 33.
State in normally using with railway truck herein carries out the definition in orientation for benchmark, and the direction parallel with transporting direction is described longitudinal direction, and the direction pointed by transporting direction is front, after with transporter being in the opposite direction; In the plane being parallel to orbital plane, the direction perpendicular to longitudinal direction is defined as transverse direction, and the direction be in the horizontal on the left of service direction is a left side, and the direction relative with left side is right; In vertical plane, the direction away from ground is upper, and under the direction on ground is, above-below direction is vertical.Herein inside and outside is with the line of centers of car body for reference, and in the horizontal, in the direction of the longitudinal centerline of car body is, the direction away from car body longitudinal centerline is outward.Longitudinal direction described herein or horizontal expansion refer to and substantially extend on vertical or horizontal, can the relatively longitudinal or horizontal deviation having certain angle.Herein described some be that exponential quantity is uncertain, be generally the majority of more than three.
Please further refer to Fig. 3, pressure gear 2 can be set to cylindric, specifically can extend from front to back, top cover 4 can arrange some projections 41 in compartment of terrain from front to back, projection 41 transversely can protrude top cover 4 and arrange, pressure gear 2 is arranged with projection 41 one_to_one corresponding, so that projection 41 force fit that each pressure gear 2 can be corresponding with it, and then compresses whole top cover 4 from front to back.As shown in Figure 3, pressure gear 2 can its arc surface and projection 41 force fit, and then compression top cover 4; When needs release top cover 4, pressure gear 2 upwards can be lifted away from projection 41 gradually.When pressing gear 2 to adopt cylindric setting, pressure gear 2 forms plane-plane contact with its arc surface and projection 41 all the time, and adopts compared with flat pressure gear 2 in prior art, there will not be the situation that line face contacts, thus can ensure compression reliability.
Please composition graphs 4 further, the first end 31 of handle 3 can laterally protrude formation protrusion, and this protrusion is arranged on the position corresponding with the projection 41 of top cover 4, and along with handle 3 moves downward, protrusion can compress downwards projection 41, to form one of them pressure gear 2.That is, be provided with the position of handle 3, can directly pressure gear 2 arranged on the handle 3, with further simplified structure.
Cap lock locking mechanism of the present invention can also comprise the lock 6 for fixed retaining member 5, specifically can lock 6 be arranged on top cover 4, at least one in the top and bottom of lock 6 is provided with port 61, so that handle 3 can pass port 61 from top to bottom or from the bottom to top, to enter lock 6.The left side of lock 6 or right side also offer gap 62, when the opening 33 on handle 3 is offered towards left side, lock 6 offers gap 62 on the left of it, when the opening 33 of handle 3 is offered towards right side, gap 62 is offered on the right side of lock 6, that is, lock 6 offers gap 62 with opening 33 towards identical side at it.After handle 3 inserts lock 6, the opening 33 of handle 3 is in homonymy with the gap 62 of lock 6, then locking piece 5 can be moved to opposite side by the side of transverse direction, to stretch into described opening 33 and gap 62, now, the rear and front end of locking piece 5 is positioned by lock 6, so that locking piece 5 stretches into the opening 33 of handle 3 with extending from front to back, and compress the bottom surface of opening 33 downwards with its bottom surface, and then thrust is applied to handle 3.
Wherein, the gap 62 that lock 6 is offered can provide space for locking piece 5 in the movement of left and right directions, avoids lock 6 to affect locking piece 5 and stretches into opening 33; Moreover gap 62 can also form snap-fit engagement with locking piece 5, so that the rear and front end of locking piece 5 can be positioned by gap 62.Certainly, for improving the reliability of location, clamping location can be carried out by gap 62 etc. in the rear and front end of locking piece 5, also can be positioned by locationss such as lock pins, or one end of locking piece 5 can be positioned by parts such as lock pins, the other end can adopt gap 62 to position.
As shown in Figure 5, one end of locking piece 5 can be articulated with on lock 6 by attaching partss such as bearing pins, and bearing pin from top to bottom extends, so that locking piece 5 swings around bearing pin, thus stretches into or shifts out described gap 62, and then stretch into or shift out described opening 33 by gap 62.Now, one end of locking piece 5 is fixed by bearing pin, the motion of locking piece 5 above-below direction is limited, make locking piece 5 only can in the plane being arranged essentially parallel to orbital plane opposing oscillatory, the swing of locking piece 5 can be decomposed into the componental movement of fore-and-aft direction and left and right directions, so that locking piece 5 can stretch into opening 33.Because locking piece 5 exists motion in front and back and left and right directions, even if opening 33 changes in the position of front and back and left and right directions, also can not affect locking piece 5 and stretch into opening 33; Although locking piece 5 is defined at above-below direction, there is fitting allowance at above-below direction in opening 33 and locking piece 5, makes locking piece 5 can adapt to opening 33 and enter opening 33 in the change in location of above-below direction; Meanwhile, the above-below direction of locking piece 5 is defined, and when its bottom surface when locking piece 5 compresses the bottom surface of opening 33 downwards, handle 3 can be compressed downwards, to realize the location of handle 3.
For improving the reliability of positioning of locking piece 5 further, locking spring 8 can also be set at the other end of locking piece 5, when locking piece 5 stretches into the opening 33 of handle 3, the rear and front end of locking spring 8 can abut with locking piece 5 and lock 6 respectively, so that locking spring 8 is between lock 6 and locking piece 5 in compressive state, locking spring 8 is made to produce the application force promoting locking piece 5 forward or backward.Because one end of locking piece 5 achieves the fixing of fore-and-aft direction by bearing pin, so, when the other end of locking piece 5 is subject to the application force of fore-and-aft direction, locking piece 5 motion is in the longitudinal direction limited; And locking piece 5 belongs in the motion of fore-and-aft direction the componental movement that locking piece 5 swings around its pin jointed end, when the componental movement of fore-and-aft direction is limited, locking piece 5 cannot be swung around its pin jointed end, and then assist the other end achieving locking piece 5 in the location of left and right directions, avoid locking piece 5 to shift out opening 33, improve the reliability of positioning of locking piece 5.In addition, one end of locking piece 5 realizes the location of above-below direction by bearing pin, the gap 62 of the other end of locking piece 5 and lock 6 can also be realized clamping, with the reliability of positioning of the other end of auxiliary raising locking piece 5 at above-below direction.
Further, as shown in Figure 5, lock 6 can comprise front end-plate and lower back panel, between front end-plate and lower back panel, there is axial clearance, connecting panel can be set in the below of front end-plate and lower back panel, so that it is U-shaped lock 6 that front end-plate, lower back panel and connecting panel surround vertical cross section jointly, now, the upper end of lock 6 is provided with described port 61, and handle 3 can from top to bottom enter lock 6; The left side of lock 6 or right side can arrange described gap 62, and after handle 3 enters lock 6, locking piece 5 can stretch into the opening 33 of handle 3 by gap 62, and then compress handle 3 downwards.
For ease of describing, hereafter for the front end of locking piece 5 and lock 6 is hinged, opening 33 is offered left and is described.Correspondingly, upper and lower two adapter plates can be set before the front end-plate of lock 6, then the front end of locking piece 5 be stretched between upper lower installation board, and run through adapter plate and locking piece 5 from top to bottom with bearing pin, so as the front end of locking piece 5 and lock 6 hinged fixing.Now, bearing pin forms the jointed shaft 7 of locking piece 5, and the rear end of locking piece 5 can be rotated around the jointed shaft 7 of front end, so that locking piece 5 (is namely parallel in the plane of orbital plane) swing in horizontal surface.The opening 33 of handle 3 is offered left, then the left side of front end-plate and lower back panel is equipped with gap 62, and gap 62 is in the height corresponding with the opening 33 of handle 3, as shown in Figure 5; When locking piece 5 is rotated to right abaft by left front around its front end, locking piece 5 stretches into the gap 62 of the gap 62 of front end-plate, the opening 33 of handle 3 and lower back panel successively, finally extend from front to back, the rear end of locking piece 5 is stretched out lower back panel and is extended back, so that locking piece 5 compresses the bottom surface of opening 33 downwards with its stage casing.
Moreover locking spring 8 can be fixedly connected on the rear of locking piece 5 in its rear end, and the front end of locking spring 8 can be in free state, and locking spring 8 can be sleeved on locking piece 5; When locking piece 5 stretches into opening 33, the point of connection of locking piece 5 and locking spring 8 to the lower back panel of lock 6 to be less than the natural length of locking spring 8 in the distance of fore-and-aft direction.When locking piece 5 is rotated to right abaft by left front, the front end of locking spring 8 can be compressed, with the gap 62 making locking piece 5 can enter lower back panel; Now, namely the front end of locking spring 8 is connected on the lower back panel of lock 6, and locking spring 8 is between locking piece 5 and lock 6 with compressive state, and to the elastic-restoring force that locking piece 5 applies backward, and then fixed retaining member 5.When needs unlock top cover 4, locking spring 8 can be compressed further, with the lower back panel making the front end of locking spring 8 depart from lock 6, and then the restriction removed locking piece 5, so that locking piece 5 can be rotated to left front by right abaft around its front end, thus make locking piece 5 shift out opening 33, with release handle 3.
In addition, locking piece 5 can be set to the structure such as connecting rod or connecting pin, and concrete form is not limit, when locking spring 8 is sleeved on locking piece 5, overcoat can also be set on locking piece 5, to be sleeved on the one end being provided with locking spring 8, be convenient to retrain locking spring 8, as shown in Figure 5.
Visible, by the setting of locking spring 8, not only can ensure the reliability of positioning of locking piece 5, also improve simple operation, be convenient to the locking and the unblock that realize locking piece 5 fast, improve operating efficiency.
As shown in Figure 4 and Figure 5, opening 33 on handle 3 and the gap 62 on lock 6 all can be set to U-shaped mouth, now, U-shaped mouth is arranged towards left side or right side, its two side forms end face and the bottom surface of opening 33 or gap 62 respectively, now, locking piece 5 can enter opening 33 smoothly, improves simple operation.
Further again, handle 3 end face of its second end 32 can concave and form described opening 33, and the upper wall surface of opening 33 can transversely stretch out, and to form grip part 34, convenient operation personnel holds handle 3 operates.In the embodiment shown in Fig. 4, the second end 32 of handle 3 can be placed in the top of top cover 4 usually, offers left for opening 33, then the left end face of the second end 32 can be recessed to the right, to form described opening 33; The upper wall surface of opening 33 can continue to extend left, to form the grip part 34 being convenient to grip.
On the basis of the above, cap lock locking mechanism of the present invention can also comprise axle bed 9, axle bed 9 can be arranged on roof, as in Figure 2-4, now, rotating shaft 1 can be arranged on axle bed 9, and detouchable mounting means can be adopted, even if rotating shaft 1 is out of shape, also axle bed 9 can be changed, with conservation, improve maintenance convenience.
Particularly, as shown in Figure 3, the installation sleeve 92 that axle bed 9 can comprise base 91 and be connected with base 91, base 91 can be fixedly mounted on roof, specifically can adopt the form of welding; Installation sleeve 92 can comprise external member 921 and cup lid group 922, and both can fasten up and down, jointly to enclose and to form the axis hole for package packing rotating shaft 1.Now, because upper external member 921 and cup lid group 922 can fasten, then can Directly solution except both buckling state, to make upper external member 921 and cup lid group 922 be separated, thus complete the Assembly &Disassembly of rotating shaft 1, improve overhaul efficiency.
Cup lid group 922 and base 91 can also be adopted detouchable connection mode, such as, cup lid group 922 can be removably mounted on base 91 by pin etc., to carry out the replacing of installation sleeve 92.Also can pad between installation sleeve 92 and rotating shaft 1 and fill axle sleeve, or other linings of similar axle sleeve, to reduce the friction between installation sleeve 92 and rotating shaft 1, extend the service life of rotating shaft 1.
Present invention also offers a kind of railway truck, comprise top cover 4 able to turn on or off, this top cover 4 adopts the cap lock locking mechanism described in above-mentioned any one to carry out locking.
It should be noted that, railway truck of the present invention has the car body described in above-mentioned any one, is particularly advantageous in the transport of the loose goods such as grain, and described railway truck is specifically as follows hopper car; As space is limited, other structures of car body illustrate no longer one by one, and not quite clear part please with reference to prior art herein.
Above the car body of railway truck provided by the present invention and cap lock locking mechanism thereof are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands core concept of the present invention for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (13)
1. the cap lock locking mechanism of a lorry body, comprise rotating shaft (1), pressure gear (2) and handle (3), described rotating shaft (1) extends from front to back, and be interval with some described pressures gear (2), the first end (31) of described handle (3) is fixedly connected in described rotating shaft (1), second end (32) of described handle (3) can rotate up and down around described first end (31), each described pressure gear (2) is driven to compress or release top cover (4) to drive described rotating shaft (1), it is characterized in that, also comprise locking piece (5), described handle (3) has the opening (33) offered to the left or to the right, when described handle (3) rotate drive described pressure gear (2) compression top cover (4) time, described locking piece (5) can stretch into described opening (33), and the bottom surface of described opening (33) is compressed downwards with its bottom surface, to lock described handle (3).
2. cap lock locking mechanism as claimed in claim 1, it is characterized in that, also comprise the lock (6) be fixedly installed on top cover (4), the upper end of described lock (6) and/or lower end have the port (61) passed for described handle (3), described lock (6) with described opening (33) be provided with gap (62) towards identical side, so that described locking piece (5) stretches into described opening (33) by described gap (62).
3. cap lock locking mechanism as claimed in claim 2, it is characterized in that, one end of described locking piece (5) is articulated with on described lock (6), and jointed shaft (7) from top to bottom extends, so that described locking piece (5) swings around described jointed shaft (7) and stretches into described gap (62).
4. cap lock locking mechanism as claimed in claim 3, it is characterized in that, the other end of described locking piece (5) is provided with locking spring (8), when described locking piece (5) stretches into described opening (33), described locking spring (8) is compressed between described lock (6) and described locking piece (5), with the other end of fixing described locking piece (5).
5. cap lock locking mechanism as claimed in claim 2, it is characterized in that, described opening (33) and/or described gap (62) are opening (33) U-shaped mouth to the left or to the right.
6. the cap lock locking mechanism as described in any one of claim 1-5, it is characterized in that, described pressure gear (2) is cylindric in what extend from front to back, top cover (4) has some projections spaced apart from front to back (41), described pressure gear (2) with its arc surface described projection (41) force fit corresponding with it, to compress or to discharge top cover (4).
7. cap lock locking mechanism as claimed in claim 6, is characterized in that, the first end (31) of described handle (3) has the protrusion laterally protruded, and described protrusion forms pressure gear (2) described in one of them.
8. cap lock locking mechanism as claimed in claim 6, it is characterized in that, the end face of described second end (32) is inwardly recessed and forms described opening (33), and the upper wall surface of described opening (33) transversely stretches out and forms grip part (34).
9. cap lock locking mechanism as claimed in claim 6, it is characterized in that, also comprise the axle bed (9) coordinated with described rotating shaft (1), described axle bed (9) is fixedly mounted on roof, and described rotating shaft (1) is removably mounted on described axle bed (9).
10. cap lock locking mechanism as claimed in claim 9, it is characterized in that, described axle bed (9) comprises base (91) and connected installation sleeve (92), described base (91) is fixedly mounted on roof, described installation sleeve (92) comprises the upper external member (921) and cup lid group (922) that can fasten up and down, and both surround the axis hole for installing described rotating shaft (1) jointly.
11. cap lock locking mechanisms as claimed in claim 10, is characterized in that, pad axle sleeve is housed between described installation sleeve (92) and described rotating shaft (1).
12. cap lock locking mechanisms as claimed in claim 10, is characterized in that, described cup lid group (922) and described base (91) removably connect.
The car body of 13. 1 kinds of railway trucks, comprise top cover (4) able to turn on or off, it is characterized in that, described top cover (4) is provided with the cap lock locking mechanism described in any one of the claims 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510333312.9A CN104890691B (en) | 2015-06-16 | 2015-06-16 | Railway wagon body and head cover locking mechanism thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510333312.9A CN104890691B (en) | 2015-06-16 | 2015-06-16 | Railway wagon body and head cover locking mechanism thereof |
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| CN104890691A true CN104890691A (en) | 2015-09-09 |
| CN104890691B CN104890691B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510333312.9A Active CN104890691B (en) | 2015-06-16 | 2015-06-16 | Railway wagon body and head cover locking mechanism thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105730464A (en) * | 2016-02-19 | 2016-07-06 | 中车齐齐哈尔车辆有限公司 | Railway lorry and novel locking mechanism thereof |
| CN107366480A (en) * | 2017-08-30 | 2017-11-21 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN108725461A (en) * | 2018-07-23 | 2018-11-02 | 包头北方创业有限责任公司 | Water-tight device and railway hopper car |
| CN110482040A (en) * | 2019-07-15 | 2019-11-22 | 中山市科力高自动化设备有限公司 | A kind of retaining mechanism for container |
| CN111605575A (en) * | 2020-05-29 | 2020-09-01 | 中车齐齐哈尔车辆有限公司 | Locking device for locking steel rail pressing beam |
| CN112590949A (en) * | 2020-12-11 | 2021-04-02 | 安徽博微长安电子有限公司 | Carriage locking device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105730464A (en) * | 2016-02-19 | 2016-07-06 | 中车齐齐哈尔车辆有限公司 | Railway lorry and novel locking mechanism thereof |
| CN107366480A (en) * | 2017-08-30 | 2017-11-21 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN107366480B (en) * | 2017-08-30 | 2019-05-24 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN108725461A (en) * | 2018-07-23 | 2018-11-02 | 包头北方创业有限责任公司 | Water-tight device and railway hopper car |
| CN108725461B (en) * | 2018-07-23 | 2024-03-01 | 包头北方创业有限责任公司 | Waterproof device and railway hopper car |
| CN110482040A (en) * | 2019-07-15 | 2019-11-22 | 中山市科力高自动化设备有限公司 | A kind of retaining mechanism for container |
| CN111605575A (en) * | 2020-05-29 | 2020-09-01 | 中车齐齐哈尔车辆有限公司 | Locking device for locking steel rail pressing beam |
| CN111605575B (en) * | 2020-05-29 | 2021-07-30 | 中车齐齐哈尔车辆有限公司 | Locking device for locking steel rail pressing beam |
| CN112590949A (en) * | 2020-12-11 | 2021-04-02 | 安徽博微长安电子有限公司 | Carriage locking device |
| CN112590949B (en) * | 2020-12-11 | 2023-03-14 | 安徽博微长安电子有限公司 | Carriage locking device |
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| CN104890691B (en) | 2017-04-12 |
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Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Applicant after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Applicant before: Qiqihar Rail Traffic Equipment Co., Ltd. |
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