CN210337649U - Sleeve double-lug - Google Patents
Sleeve double-lug Download PDFInfo
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- CN210337649U CN210337649U CN201921406023.7U CN201921406023U CN210337649U CN 210337649 U CN210337649 U CN 210337649U CN 201921406023 U CN201921406023 U CN 201921406023U CN 210337649 U CN210337649 U CN 210337649U
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- hoop
- fastening screw
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Abstract
The utility model relates to the technical field of railway electric net rack auxiliary devices, in particular to a sleeve double ear which is convenient for installation and later maintenance and improves the use reliability; and improve left hoop piece and right hoop piece fixed effect to the sheathed tube, the high practicality, including left hoop piece, right hoop piece, left fastening screw, right fastening screw, left side fastening nut, right fastening nut and two sets of fixing bolt, pivot rotatable coupling is passed through on the top of left hoop piece and right hoop piece, the bottom of left hoop piece and right hoop piece is provided with left mounting panel and right mounting panel respectively, and be provided with left gusset at the left end of left mounting panel, the left end of left gusset is rotatable to be provided with left articulated piece, the rear end of left gusset is provided with left opening, the right-hand member of right mounting panel is provided with right gusset, and the right-hand member at right gusset is rotatable to be provided with right articulated piece, the front end of right gusset is provided with right opening, left hoop piece and right hoop piece middle part all are provided with fixed screw.
Description
Technical Field
The utility model relates to a technical field that the auxiliary device was established to railway electric net rack especially relates to a sleeve pipe ears.
Background
As is well known, in the existing railway electrification contact network, a copper alloy contact line parallel to a railway track is erected above the railway track, and the erection of the copper alloy contact line cannot leave a cantilever device and a positioning device; the existing double lugs of the sleeve comprise a left lug and a right lug, the top ends of the left lug and the right lug are bent outwards to form an upper mounting plate, two groups of upper fixing through holes are formed in the two groups of upper mounting plates, the bottom ends of the left lug and the right lug are bent outwards to form a lower mounting plate, two groups of lower fixing through holes are formed in the two groups of lower mounting plates, the two groups of upper mounting plates and the two groups of lower mounting plates are connected through bolts and nuts, and the bottom ends of the two groups of lower mounting plates are provided with connecting through holes for connecting a cantilever device; when the existing double-lug sleeve is used, the left hoop sheet and the right hoop sheet are positioned and then hooped on the sleeve, and then the left hoop sheet and the right hoop sheet are fixed with the sleeve through the matching of a bolt and a nut; the existing double lugs of the sleeve are discovered to have more parts and are inconvenient to install or maintain, so that the use reliability is low; and left hoop piece and right hoop piece are relatively poor with bushing's fastness, and the traction force that left hoop piece and right hoop piece received when meetting adverse weather is great, makes the cantilever device take place to shift easily, leads to the practicality lower.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a device which is convenient for installation and later maintenance and improves the use reliability; and improve the fixed effect of left hoop piece and right hoop piece to the sleeve pipe, improve a sleeve pipe ears of practicality.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a double sleeve comprises a left hoop sheet, a right hoop sheet, a left fastening screw, a right fastening screw, a left fastening nut, a right fastening nut and two groups of fixing bolts, wherein the top ends of the left hoop sheet and the right hoop sheet are rotatably connected through a rotating shaft, the bottom ends of the left hoop sheet and the right hoop sheet are respectively provided with a left mounting plate and a right mounting plate, the left end of the left mounting plate is provided with a left rib plate, the left end of the left rib plate is rotatably provided with a left hinging block, the rear end of the left rib plate is provided with a left opening, the right end of the right mounting plate is provided with a right rib plate, the right end of the right rib plate is rotatably provided with a right hinging block, the front end of the right rib plate is provided with a right opening, the left end of the left fastening screw is fixedly connected with the left hinging block, the right end of the left fastening screw is clamped at the right opening, the right end of the right fastening screw is in threaded connection, the left end card of right fastening screw rod passes through threaded connection with left fastening nut at left opening part to right fastening screw rod's left end, left side hoop piece and right hoop piece middle part all are provided with fixed screw, the tip of two sets of fixing bolt inserts to two sets of fixed screw in from the outside spiral shell dress of left hoop piece and right hoop piece respectively.
Preferably, bosses are arranged at the bottoms of the inner sides of the left hoop sheet and the right hoop sheet.
Preferably, the wall thickness of the left hoop sheet and the right hoop sheet is of a variable cross-section structure with a thin middle part and thick two ends.
Preferably, the width of the left rib plate is larger than that of the left mounting plate, and the width of the right rib plate is larger than that of the right mounting plate.
Preferably, the bottoms of the left mounting plate and the right mounting plate are both arc structures, and the bottoms of the left mounting plate and the right mounting plate are both provided with connecting through holes.
Preferably, the left hoop sheet and the right hoop sheet are both formed by casting.
Preferably, the surfaces of the left hoop sheet, the right hoop sheet, the left fastening screw, the right fastening screw, the left fastening nut, the right fastening nut and the two groups of fixing bolts are subjected to hot galvanizing treatment.
(III) advantageous effects
Compared with the prior art, the utility model provides a sleeve pipe ears possesses following beneficial effect:
1. according to the double-lug sleeve, the tops of the left hoop piece and the right hoop piece are rotatably connected through the rotating shaft, so that the left hoop piece and the right hoop piece are connected into a whole, the left hoop piece and the right hoop piece are hooped outside the sleeve during installation, then the left hinging block is rotated to enable the left fastening screw to be clamped into the right opening, then the right fastening nut is screwed, the right hinging block is rotated to enable the right fastening screw to be clamped into the left opening, then the left fastening nut is screwed, so that the left hoop piece and the right hoop piece are fixed, the left hoop piece, the right hoop piece, the left fastening screw, the right fastening screw, the left fastening nut and the right fastening nut are connected into a whole, installation and later maintenance are facilitated, and the use reliability is improved;
2. this sleeve pipe ears, after accomplishing the fixed back to left hoop piece and right hoop piece through left fastening screw, left fastening nut, right fastening screw and right fastening nut, the rethread rotates two sets of fixing bolt and makes two sets of fixing bolt's tip all paste tightly with the sheathed tube outer wall to improve left hoop piece and right hoop piece and to sheathed tube fixed effect, improve the practicality.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a rear view structure diagram of the present invention;
fig. 3 is a left side view structure diagram of the present invention;
in the drawings, the reference numbers: 1. a left hoop sheet; 2. a right hoop sheet; 3. a left fastening screw; 4. a right fastening screw; 5. a left fastening nut; 6. a right fastening nut; 7. fixing the bolt; 8. a left mounting plate; 9. a right mounting plate; 10. a left rib plate; 11. a left articulating block; 12. a right rib plate; 13. a right hinge block; 14. a boss; 15. and connecting the through holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a double sleeve of the present invention comprises a left hoop sheet 1 and a right hoop sheet 2, and further comprises a left fastening screw 3, a right fastening screw 4, a left fastening nut 5, a right fastening nut 6 and two sets of fixing bolts 7, wherein the top ends of the left hoop sheet 1 and the right hoop sheet 2 are rotatably connected through a rotating shaft, the bottom ends of the left hoop sheet 1 and the right hoop sheet 2 are respectively provided with a left mounting plate 8 and a right mounting plate 9, and a left rib plate 10 is arranged at the left end of the left mounting plate 8, a left hinge block 11 is rotatably arranged at the left end of the left rib plate 10, a left opening is arranged at the rear end of the left rib plate 10, a right rib plate 12 is arranged at the right end of the right mounting plate 9, a right hinge block 13 is rotatably arranged at the right end of the right rib plate 12, a right opening is arranged at the front end of the right rib plate 12, the left end of the left fastening screw 3 is fixedly connected, the right end of the right fastening screw rod 4 is connected with the right fastening nut 6 through threads, the right end of the right fastening screw rod 4 is fixedly connected with the right hinge block 13, the left end of the right fastening screw rod 4 is clamped at the left opening, the left end of the right fastening screw rod 4 is connected with the left fastening nut 5 through threads, fixing screw holes are formed in the middle parts of the left hoop sheet 1 and the right hoop sheet 2, and the end parts of two groups of fixing bolts 7 are inserted into the two groups of fixing screw holes from the outer sides of the left hoop sheet 1 and the right hoop sheet 2 in a threaded manner; the top parts of the left hoop sheet 1 and the right hoop sheet 2 are rotatably connected through a rotating shaft, so that the left hoop sheet 1 and the right hoop sheet 2 are connected into a whole, during installation, the left hoop sheet 1 and the right hoop sheet 2 are hooped outside a sleeve, then the left hinging block 11 is rotated to enable the left fastening screw 3 to be clamped into a right opening, then the right fastening screw cap 6 is screwed, then the right hinging block 13 is rotated to enable the right fastening screw 4 to be clamped into the left opening, then the left fastening screw cap 5 is screwed, so that the left hoop sheet 1 and the right hoop sheet 2 are fixed, the left hoop sheet 1, the right hoop sheet 2, the left fastening screw 3, the right fastening screw 4, the left fastening screw cap 5 and the right fastening screw cap 6 are connected into a whole, installation and later maintenance are facilitated, and the use reliability is improved; after the left hoop sheet 1 and the right hoop sheet 2 are fixed through the left fastening screw rod 3, the left fastening screw cap 5, the right fastening screw rod 4 and the right fastening screw cap 6, the ends of the two sets of fixing bolts 7 are attached to the outer wall of the sleeve by rotating the two sets of fixing bolts 7, and therefore the fixing effect of the left hoop sheet 1 and the right hoop sheet 2 on the sleeve is improved, and the practicability is improved.
In the double-lug sleeve of the utility model, the inner bottoms of the left hoop sheet 1 and the right hoop sheet 2 are provided with the bosses 14; the boss 14 increases the contact area with the sleeve, and prevents excessive deformation caused by rough operation, so that the service life of double lugs of the sleeve is prolonged.
In the double-lug sleeve of the utility model, the wall thicknesses of the left hoop sheet 1 and the right hoop sheet 2 both adopt a variable cross-section structure with a thin middle part and thick two ends; the stress is ensured to be uniform and the deformation is consistent in the using process, the edge is thickened, and the integral strength of the steel plate is improved.
In the double lugs of the sleeve, the width of the left rib plate 10 is larger than that of the left mounting plate 8, and the width of the right rib plate 12 is larger than that of the right mounting plate 9; the left fastening screw 3 is conveniently clamped into the right opening, and the right fastening screw 4 is conveniently clamped into the left opening.
In the double-lug sleeve of the utility model, the bottoms of the left mounting plate 8 and the right mounting plate 9 are both arc structures, and the bottoms of the left mounting plate 8 and the right mounting plate 9 are both provided with the connecting through holes 15; is connected with the wrist arm device through the connecting through hole 15.
In the double lugs of the sleeve, the left hoop sheet 1 and the right hoop sheet 2 are both cast and formed; is convenient for production and processing and ensures the consistency of the appearance.
The surfaces of a left hoop sheet 1, a right hoop sheet 2, a left fastening screw 3, a right fastening screw 4, a left fastening nut 5, a right fastening nut 6 and two groups of fixing bolts 7 of the double-lug bushing of the utility model are all processed by hot galvanizing; corrosion resistance, rust resistance and service life guarantee.
The utility model discloses a sleeve pipe ears, when using, pass through pivot rotatable coupling with the top of left hoop piece 1 and right hoop piece 2, thereby link left hoop piece 1 and right hoop piece 2 as an organic whole, during the installation, with left hoop piece 1 and right hoop piece 2 hoop in the sleeve pipe outside, then through rotating left articulated piece 11, make left fastening screw 3 card go into the right opening, then tighten right fastening nut 6, rethread rotates right articulated piece 13, make right fastening screw 4 card go into the left opening, then tighten left fastening nut 5, thereby it is fixed with right hoop piece 2 to fix left hoop piece 1, right hoop piece 2, left fastening screw 3, right fastening screw 4, left fastening nut 5 and right fastening nut 6 all link together, conveniently install and later maintenance, improve and use the reliability; when accomplishing the fixed back to left hoop piece 1 and right hoop piece 2 through left fastening screw 3, left fastening nut 5, right fastening screw 4 and right fastening nut 6, the rethread rotates two sets of fixing bolt 7 and makes the tip of two sets of fixing bolt 7 all paste tightly with sheathed tube outer wall, thereby improve left hoop piece 1 and right hoop piece 2 to sheathed tube fixed effect, improve the practicality, through 14 increases with sheathed tube area of contact of boss, prevent that the excessive deformation that rough operation leads to from producing, in order to improve the life of a sleeve pipe ears.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A double-lug bushing comprises a left hoop sheet (1) and a right hoop sheet (2), and is characterized by further comprising a left fastening screw (3), a right fastening screw (4), a left fastening nut (5), a right fastening nut (6) and two groups of fixing bolts (7), wherein the top ends of the left hoop sheet (1) and the right hoop sheet (2) are rotatably connected through a rotating shaft, the bottom ends of the left hoop sheet (1) and the right hoop sheet (2) are respectively provided with a left mounting plate (8) and a right mounting plate (9), the left end of the left mounting plate (8) is provided with a left rib plate (10), the left end of the left rib plate (10) is rotatably provided with a left hinged block (11), the rear end of the left rib plate (10) is provided with a left opening, the right end of the right mounting plate (9) is provided with a right rib plate (12), the right end of the right rib plate (12) is rotatably provided with a right hinged block (13), and the front end of the right rib, the left end and the articulated piece (11) fixed connection in a left side of left side fastening screw (3), the right-hand member card of left side fastening screw (3) is at right opening part to the right-hand member and the right fastening nut (6) of right side fastening screw (4) pass through threaded connection, the right-hand member and the articulated piece (13) fixed connection in a right side of right side fastening screw (4), the left end card of right side fastening screw (4) is at left opening part, and the left end and the left fastening nut (5) of right side fastening screw (4) pass through threaded connection, left side hoop piece (1) and right hoop piece (2) middle part all are provided with fixed screw, the tip of two sets of fixing bolt (7) inserts to two sets of fixed screw in from the outside spiral shell of left hoop piece (1) and right hoop piece (2) respectively.
2. A sleeve ear according to claim 1, characterised in that the inner bottoms of the left (1) and right (2) hoop sheets are provided with bosses (14).
3. A sleeve ear according to claim 1, characterized in that the wall thickness of the left hoop sheet (1) and the right hoop sheet (2) are of variable cross-section structure with thin middle and thick ends.
4. A bushing ear according to claim 1, characterized in that the width of the left rib (10) is larger than the width of the left mounting plate (8) and the width of the right rib (12) is larger than the width of the right mounting plate (9).
5. A sleeve lug according to claim 1, characterised in that the bottoms of the left mounting plate (8) and the right mounting plate (9) are both in a circular arc structure, and the bottoms of the left mounting plate (8) and the right mounting plate (9) are both provided with connecting through holes (15).
6. A sleeve ear according to claim 1, characterised in that the left (1) and right (2) hoop sheets are cast.
7. A sleeve lug according to claim 1, wherein the surfaces of the left hoop sheet (1), the right hoop sheet (2), the left fastening screw (3), the right fastening screw (4), the left fastening nut (5), the right fastening nut (6) and the two groups of fixing bolts (7) are galvanized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921406023.7U CN210337649U (en) | 2019-08-27 | 2019-08-27 | Sleeve double-lug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921406023.7U CN210337649U (en) | 2019-08-27 | 2019-08-27 | Sleeve double-lug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210337649U true CN210337649U (en) | 2020-04-17 |
Family
ID=70176410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921406023.7U Active CN210337649U (en) | 2019-08-27 | 2019-08-27 | Sleeve double-lug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210337649U (en) |
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2019
- 2019-08-27 CN CN201921406023.7U patent/CN210337649U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 061600 Qianwang equipment manufacturing park, Dongguang Economic Development Zone, Cangzhou City, Hebei Province Patentee after: Cangzhou Weitong Rail Transit Equipment Co.,Ltd. Address before: 061600 Qianwang equipment manufacturing park, Dongguang Economic Development Zone, Cangzhou City, Hebei Province Patentee before: DONGGUANG WEITONG DYNAMO-ELECTRIC Co.,Ltd. |