CN209990235U - Clamp for railway line protective fence - Google Patents
Clamp for railway line protective fence Download PDFInfo
- Publication number
- CN209990235U CN209990235U CN201920564474.7U CN201920564474U CN209990235U CN 209990235 U CN209990235 U CN 209990235U CN 201920564474 U CN201920564474 U CN 201920564474U CN 209990235 U CN209990235 U CN 209990235U
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- Prior art keywords
- slot
- clamp
- base portion
- railway line
- line protective
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Abstract
The utility model relates to a clamp for railway lines guard fence, including two fasteners to detaining the fastener of the type U type that cup joints together with the stand, the fastener includes the stabilizer blade that base portion and base portion both ends were stretched out perpendicularly respectively, and the tip level of each stabilizer blade is stretched out and is had the flange, and the upper and lower terminal surface of base portion is provided with first slot and second slot respectively, is provided with the load pole between the adjacent fastener of stand direction of height along, and the load pole is pegged graft the cooperation with the first slot and the second slot of adjacent fastener respectively. Through the arrangement, the bearing rods with higher rigidity form a certain connection relation between the adjacent clamping pieces, and when the stand column is subjected to shearing force and bending moment generated by higher wind power, the bearing rods in the leeward direction of the stand column can provide certain shearing resistance and bending resistance, so that the overall strength and rigidity of the stand column are improved. The hoop is used for installing and connecting fences, the wind resistance of the stand column can be improved, and the service life of the stand column is further prolonged.
Description
Technical Field
The utility model belongs to the technical field of the technique of clamp and specifically relates to a clamp for railway lines guard fence.
Background
At present, for railway lines, isolation is usually needed to prevent people, livestock or vehicles from intruding into the railway lines, and meanwhile, sundries such as garbage, branches and the like along the lines are prevented from intruding into line limits. Generally speaking, protective barriers are widely used to close railways.
The existing railway line protective fence mainly comprises a reinforced concrete fence and a steel upright post and wire mesh fence, wherein the upright post is an important component of the railway line protective fence, the protective fence is supported and stressed by the upright post to play a role in fixing and supporting a fence wire mesh, the upright post is usually a long and narrow hollow columnar body, and the strength and the rigidity of the upright post directly influence the stability and the safety of the whole protective fence. Because a great part of the mileage of the railway line is built in suburbs with few shelters, and the wind power is large in special regions such as coastal regions and gobi and the like, hollow columns with insufficient strength and rigidity are easy to be blown or bent, so that the normal operation of the railway is influenced, the requirements for further improving the strength and rigidity of the columns in the special regions exist in the field, and an improvement space exists.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a clamp for railway lines protective fence, it can install and connect and install the fence on the stand to strengthen the intensity and the rigidity of stand.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a clamp for railway line protective fence, includes two buckles together with the fastener of the type U type that the stand cup jointed, the fastener includes the stabilizer blade that base portion and base portion both ends stretched out perpendicularly respectively, each the tip level of stabilizer blade is stretched out and is had the flange, the upper and lower terminal surface of base portion is provided with first slot and second slot respectively, and it is adjacent along stand direction of height be provided with the load pole between the fastener, the load pole respectively with adjacent the cooperation of pegging graft of first slot and second slot of fastener.
Through the above setting, the fastener is the type U, including the rectangular shape of base portion in the middle, and base portion both ends are all stretched out perpendicularly the base portion and are had the stabilizer blade, and the tip that the base portion was kept away from to the stabilizer blade stretches out the flange parallel with the base portion again to make two relative fasteners that set up can be to detaining together and wrap up the stand after interconnect. Wherein first slot and second slot have been seted up respectively to upper and lower terminal surface at the basal portion, and the direction of height cover along the stand is equipped with a plurality of these clamps on same stand, is provided with the load pole along between the adjacent fastener of stand direction of height, and the load pole is pegged graft with the first slot and the second slot of the adjacent fastener from top to bottom respectively and is cooperated. Therefore, a certain connection relation is formed between the adjacent clamping pieces through the bearing rod with high rigidity, and when the upright post is subjected to shearing force and bending moment generated by high wind power, the bearing rod in the leeward direction of the upright post can provide certain shearing resistance and bending resistance, so that the integral strength and rigidity of the upright post are improved. The clamp is used for installing and connecting fences in places with large wind power such as Gobi deserts and coastal areas in special use environments, the wind resistance of the stand column can be improved, and the service life of the stand column is prolonged.
The utility model discloses further set up, just to setting up about first slot and the second slot, the fastener is in be fixed with the division board between first slot and the second slot, the division board will first slot and second slot keep apart relatively.
Through the arrangement, the first slot and the second slot are arranged oppositely, the clamping piece is fixedly provided with the isolating plate between the first slot and the second slot, the first slot and the second slot are isolated through the isolating plate, the first slot and the second slot are not communicated with each other, the bearing rod cannot be separated from the lower part of the first slot when the bearing rod is inserted into the first slot, the first slot is provided with supporting force through the isolating plate, and the structure between the bearing rod and an adjacent hoop is more stable.
The utility model discloses further set up, the basal portion levels the setting towards one side of stand, the basal portion is in first slot and second slot both sides all are provided with the unfilled corner, the unfilled corner sets up the one side of stand is kept away from to the basal portion.
Through the setting, set up basal portion towards one side of stand into smooth plane, make fastener and stand laminating inseparabler, area of contact is bigger, and the fastener also can provide better supporting effect for the stand when the stand is cut and is bent. Wherein first slot and second slot set up the one side of keeping away from the stand at the basal portion to the unfilled corner has all been seted up to basal portion in first slot and second slot both sides, has reduced the materials of this clamp through setting up of unfilled corner, and then has reduced manufacturing cost, can carry out large batch use in special region.
The utility model discloses further set up, both sides the flange all be provided with the stopper and with stopper complex spacing groove, two just right the fastener stopper and spacing groove are pegged graft the cooperation each other.
Through the arrangement, the flanges on the two sides of the clamping piece are all fixedly protruded with the limiting blocks, the limiting blocks are perpendicular to the plane where the flanges are located and arranged on one side away from the base portion, the flanges are further provided with limiting grooves matched with the limiting blocks in an inserting mode, the limiting grooves penetrate through the flange arrangement, the positions of the limiting parts on the two flanges on the same clamping piece are the same as the positions of the limiting grooves, and therefore the limiting blocks and the limiting grooves can be matched with each other in an inserting mode through the two opposite clamping pieces. Through the grafting cooperation of stopper and spacing groove to the realization is when installing two fastener, carries out prepositioning to two fasteners, and convenience of customers connecting bolt fixes two fasteners and stand, and convenience of customers fixes a position the clamp when installing the fence.
The utility model discloses further set up, the stopper with spacing groove interference fit.
Through the arrangement, the insertion connection of the limiting block and the limiting groove is arranged to be in interference fit, so that the two clamping pieces are not easy to separate after the limiting block and the limiting groove are inserted, the connection strength of the two clamping pieces is improved, and a user can conveniently install fences and connecting bolts.
The utility model discloses further set up, the fastener is kept away from the lateral surface of stand is fixed with the stiffening rib.
Through the arrangement, the reinforcing rib is fixed on the outer side surface of the clamping piece far away from the stand column, because the bearing rod is connected with the first slot and the second slot in an inserting mode, the bearing rod is bearing through the clamping piece connected from top to bottom, the stress point of the clamping piece is concentrated on the edges, far away from the stand column, of the first slot and the second slot, therefore, through the fixed reinforcing rib, the local strength of the outer side surface, far away from the stand column, of the clamping piece is improved, the supporting capacity of the clamping piece for the bearing rod is improved, and further the bending resistance and the shearing resistance of the bearing rod are improved.
The utility model discloses further set up, the stiffening rib is followed the base portion and the stabilizer blade of fastener extend.
Through the arrangement, the reinforcing ribs are arranged to extend along the base part and the supporting legs of the clamping piece, so that the connection strength between the first slot and the second slot and between the base part and the supporting legs is improved, the anti-damage capacity of the clamping piece is improved, and the bending resistance and the shearing resistance of the bearing rod are improved.
The utility model discloses further set up, the flange is the plane slab, the flange is opened there is two to connect the trompil of fastener and fence, the trompil is located the flange is kept away from the one end of stand.
Through the arrangement, the flange is arranged to be the plane plate, the opening used for connecting the two opposite clamping pieces is arranged on the flange in a penetrating mode, the opening is used for connecting the two clamping pieces through the connecting bolt, and the arrangement of the opening is also used for installing the fence. Wherein the position setting of trompil is kept away from the one end and the symmetry setting of stand respectively at two flanges, can the person of facilitating the use after stopper and spacing groove are pegged graft and connect a fastener through the bolt.
To sum up, the utility model discloses following beneficial effect has:
1. the upper end face and the lower end face of the base part of each clamping piece are respectively provided with the first slot and the second slot, the bearing rods are arranged between the upper clamping piece and the lower clamping piece which are adjacent to each other, and the bearing rods are respectively in splicing fit with the first slot and the second slot of the adjacent clamping pieces, so that when the vertical column is subjected to horizontal shearing force and bending moment, the vertical column is supported through the arrangement of the bearing rods, the bending resistance and the shearing resistance of the vertical column are improved, and the vertical column can be reinforced through the hoop when the local separation is stronger than that of the vertical column;
2. the limiting blocks and the slots which are matched with the limiting blocks in size are convexly fixed on the flanges at the two sides of the clamping pieces, and the limiting blocks on the flanges at the two sides of the clamping pieces are the same as the limiting slots in position, so that the limiting blocks of the two clamping pieces and the limiting slots can be respectively in interference splicing fit when the two clamping pieces are opposite, the two clamping pieces are pre-fixed in a splicing mode through the limiting blocks and the limiting slots, a user can conveniently position and connect the clamp, and the clamp is conveniently connected with a fence;
3. the reinforcing ribs extending along the base part and the support legs are fixed on the outer side surfaces of the clamping pieces far away from the stand columns, so that the capability of the clamping pieces for bearing the pressure of the bearing rods is improved, the connection strength and the structural strength between the adjacent clamping pieces and the bearing rods are further improved, and the bending resistance and the shearing resistance of the stand columns are further improved.
Drawings
FIG. 1 is a schematic view of a mounting structure of a clamp and a column;
FIG. 2 is an exploded view of the structure of the clip;
fig. 3 is a partial cross-sectional view of the clip.
Reference numerals: 1. a fastener; 11. a base portion; 12. a support leg; 13. a flange; 131. opening a hole; 14. unfilled corners; 21. a first slot; 22. a second slot; 23. a separator plate; 3. a force bearing rod; 41. a limiting block; 42. a limiting groove; 5. reinforcing ribs; 6. a column; 7. and (4) bolts.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 2, the utility model discloses a clamp for railway lines protective fence, including two the same buckle fastener 1 together, fastener 1 is the similar U type, and two 1 buckles of fastener form the similar rectangle frame and cup joint in stand 6 periphery. The clamping piece 1 comprises a base part 11 attached to the outer side face of the upright post 6, two ends of the base part 11 respectively extend out of the base part 11 in a vertical mode to form supporting legs 12, the end parts of the supporting legs 12 on two sides extend out of flanges 13 horizontal to the base part 11, and the flanges 13 are plane plates. The flanges 13 at the two sides of the clamping piece 1 are provided with an opening 131 at one end far away from the upright post 6 in a through mode, the opening 131 between the two oppositely buckled clamping pieces 1 is opposite, the opening 131 is used for allowing a bolt to pass through and installing a fence, and then the clamp is sleeved on the upright post 6 and connected with the fence.
As shown in fig. 2 to 3, the upper end surface and the lower end surface of the base portion 11 of the engaging member 1 are respectively provided with a first slot 21 and a second slot 22, wherein the first slot 21 and the second slot 22 are arranged opposite to each other, and a separation plate 23 is fixed between the first slot 21 and the second slot 22 of the base portion 11 to relatively separate the first slot 21 from the second slot 22. At least two groups of hoops are sleeved on the same upright post 6, the installation directions of the clamping pieces 1 of adjacent hoops are the same, so that the first slot 21 and the second slot 22 of the clamping pieces 1 which are adjacent up and down are opposite, a bearing rod 3 is arranged between the clamping pieces 1 which are adjacent along the height direction of the upright post 6, and the two ends of the bearing rod 3 are respectively in splicing fit with the first slot 21 and the second slot 22 of the adjacent clamping pieces 1. The bearing rod 3 is in a flat long rod shape, the cross section of the bearing rod is in a flat oval shape, the bearing rod is supported by a material with high strength and rigidity, and the shape of the first slot 21 and the shape of the second slot 22 are matched with the cross section of the bearing rod 3, so that the bearing rod 3 can be attached to and spliced with the first slot 21 and the second slot 22.
Wherein base portion 11 is levelly and smoothly set up towards one side of stand 6, is convenient for improve fastener 1 and stand 6 laminating effect to when stand 6 received great shear force or moment of flexure if strong wind, different shear force and moment of flexure are applyed to adjacent clamp to stand 6, are connected with load rod 3 between the adjacent clamp, improve the ability of stand 6 to confront this shear force and moment of flexure through load rod 3, and then improve the shearing and bending resistance of stand 6, improved the life of stand 6.
The base portion 11 is far away from one side of the upright post 6, the unfilled corner 14 is respectively arranged on two sides of the first slot 21 and the second slot 22, the material usage and the weight of the clamping piece 1 are reduced through the unfilled corner 14, the production cost is further reduced, and the large-batch use can be carried out in certain specific use areas such as gobi deserts or coastal areas. Wherein the lateral surface that fastener 1 kept away from stand 6 is fixed with stiffening rib 5, and stiffening rib 5 extends along base portion 11 and stabilizer blade 12 of fastener 1, and stiffening rib 5 is located the middle part of fastener 1 and thickness is greater than the thickness of division board 23, has improved the bearing capacity on the border of first slot 21 and second slot 22 through setting up of stiffening rib 5, and then fastener 1 is difficult to damage when force-bearing pole 3 atress, has improved the life of fastener 1.
The flanges 13 at two sides of the engaging member 1 are fixed with limiting blocks 41 in a protruding manner, the limiting blocks 41 are arranged towards the direction of the engaging member 1, and limiting grooves 42 in inserting fit with the limiting blocks 41 are further penetrated on the flanges 13 at the positions adjacent to the engaging member 1. Wherein stopper 41 and spacing groove 42 are located the one side that trompil 131 is close to stand 6, and the position of stopper 41 and spacing groove 42 on two flanges 13 is the same to make arbitrary two fastener 1 just can all realize the grafting cooperation of stopper 41 and spacing groove 42 each other when setting up, thereby carry out the batch production of fastener 1 through a mould can. The limiting block 41 is in interference fit with the limiting groove 42, and the two opposite clamping pieces 1 can be pre-fixed through the interference insertion fit of the limiting block 41 and the limiting groove 42, so that a user can conveniently sleeve the clamp on the upright post 6 to install the fence and the bolt.
The implementation principle of the embodiment is as follows:
when the hoop for the railway line protective fence is installed, firstly, two clamping pieces 1 of a group of hoops are sleeved on an upright post 6, the hoop is pre-fixed on the upright post 6 in a mode of splicing and matching a limiting block 41 and a limiting groove 42, and then a force bearing rod 3 is matched with two first slots 21 of the hoop; and another group of hoops are arranged above the hoops, and the force bearing rod 3 is matched with the second force bearing rod 3 of the second group of hoops in an inserting way. And selecting the quantity of the installed clamps and the force bearing rods 3 according to actual conditions, and finally connecting bolts and installing fences in the holes 131 of the clamps to complete the installation of the railway line protective fence and the installation between the clamps and the upright posts 6.
In some special regions such as the place with large wind power such as gobi beach, seaside and the like, the hoop is installed on the upright post 6, so that when the upright post 6 bears large bending moment and shearing force under the action of wind power, the bending moment and the shearing force when the upright post 6 deforms are shared and supported by the bearing rod 3 of the hoop, the bending resistance and the shearing resistance of the upright post 6 are further improved, the service life of the upright post 6 is prolonged, and the safety of railway lines is protected.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A clamp for a railway line protective fence, comprising two U-shaped clamping pieces (1) which are buckled together and sleeved with a stand column (6), wherein each clamping piece (1) comprises a base part (11) and support legs (12) which vertically extend from two ends of the base part (11), and a flange (13) is horizontally extended from the end part of each support leg (12), and is characterized in that: the upper end face and the lower end face of the base portion (11) are respectively provided with a first slot (21) and a second slot (22), a bearing rod (3) is arranged between the adjacent clamping pieces (1) along the height direction of the upright column (6), and the bearing rod (3) is respectively in inserting fit with the first slot (21) and the second slot (22) of the adjacent clamping pieces (1).
2. A clamp for a railway line protective barrier as claimed in claim 1, wherein: the first slot (21) and the second slot (22) are arranged in a vertically opposite mode, a partition plate (23) is fixed between the first slot (21) and the second slot (22) of the clamping piece (1), and the first slot (21) and the second slot (22) are relatively isolated by the partition plate (23).
3. A clamp for a railway line protective barrier as claimed in claim 2, wherein: the base portion (11) is arranged towards one side of the upright post (6) in a flat mode, unfilled corners (14) are arranged on two sides of the first slot (21) and the second slot (22) of the base portion (11), and the unfilled corners (14) are arranged on one side, far away from the upright post (6), of the base portion (11).
4. A clamp for a railway line protective barrier as claimed in claim 1, wherein: the flanges (13) on the two sides are provided with limit blocks (41) and limit grooves (42) matched with the limit blocks (41), and the limit blocks (41) and the limit grooves (42) of the clamping pieces (1) which are opposite to each other are mutually spliced and matched.
5. A clamp for a railway line protective barrier as claimed in claim 4, wherein: the limiting block (41) is in interference fit with the limiting groove (42).
6. A clamp for a railway line protective barrier as claimed in claim 1, wherein: reinforcing ribs (5) are fixed on the outer side surfaces, far away from the upright posts (6), of the clamping pieces (1).
7. A clamp for a railway line protective barrier as claimed in claim 6, wherein: the reinforcing ribs (5) extend along the base portion (11) and the legs (12) of the snap-on element (1).
8. A clamp for a railway line protective barrier as claimed in claim 4, wherein: the flange (13) is a plane plate, the flange (13) is provided with an opening (131) for connecting the two clamping pieces (1) and the fence, and the opening (131) is located at one end, far away from the upright post (6), of the flange (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564474.7U CN209990235U (en) | 2019-04-22 | 2019-04-22 | Clamp for railway line protective fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564474.7U CN209990235U (en) | 2019-04-22 | 2019-04-22 | Clamp for railway line protective fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209990235U true CN209990235U (en) | 2020-01-24 |
Family
ID=69292334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920564474.7U Expired - Fee Related CN209990235U (en) | 2019-04-22 | 2019-04-22 | Clamp for railway line protective fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209990235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114751323A (en) * | 2022-05-11 | 2022-07-15 | 射阳县广厦机械租赁有限公司 | Embedded mechanism is used in construction of reinforcement type tower machine base |
-
2019
- 2019-04-22 CN CN201920564474.7U patent/CN209990235U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114751323A (en) * | 2022-05-11 | 2022-07-15 | 射阳县广厦机械租赁有限公司 | Embedded mechanism is used in construction of reinforcement type tower machine base |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 Termination date: 20210422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |