Ultraviolet light pipeline trolley

Abstract

The utility model relates to an ultraviolet light pipeline trolley, and belongs to the technical field of pipeline repair, the ultraviolet light pipeline trolley comprises a trolley unit, and the trolley unit comprises a mounting lamp holder, an ultraviolet lamp mounted in the mounting lamp holder and roller assemblies mounted at the two ends of the mounting lamp holder; the roller assembly comprises three roller supporting legs which are uniformly arranged at the end part of the mounting lamp bracket in the circumferential direction; each roller supporting leg comprises a fixed frame mounted on the mounting lamp bracket, a movable frame movably mounted on the fixed frame and a rotating roller mounted at the end part of the movable frame; a sliding hole is formed in the end of the fixing frame in the length direction. The movable frame is provided with a sliding part arranged in the sliding hole in a sliding mode. A locking structure used for locking the sliding part is arranged at the end of the fixing frame. A limiting groove is formed in the outer wall of the sliding part in the length direction; the fixing frame is provided with a limiting piece matched with the limiting groove in the sliding hole. According to the ultraviolet light pipeline trolley, the length-adjustable roller supporting legs are arranged, so that the ultraviolet light pipeline trolley is more convenient to store and transport.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of pipeline repair technology, in particular to a kind of ultraviolet light pipeline trolley. BACKGROUND

[0002] Pipeline repair generally includes open repair technology and trenchless repair technology, since trenchless repair technology is small to pipeline damage, construction repair efficiency is high, material is less consumed, so it is widely promoted.Ultraviolet light pipeline trolley is indispensable equipment in trenchless ultraviolet light curing pipeline repair technology.

[0003] In the related art, the ultraviolet light pipeline trolley includes a plurality of lamp holder units, ultraviolet lamp tubes installed in the lamp holder units, a connecting pipe connecting two lamp holder units, and a plurality of roller supports installed on the outer side wall of the lamp holder. The roller support includes a mounting arm detachably inserted into the lamp holder. In order to adapt to drainage pipes of different diameters, the ultraviolet light pipeline trolley is provided with roller supports having mounting arms of different lengths.

[0004] With respect to the related art described above, the inventors believe that because there are many types of pipe diameters of drainage pipes, the ultraviolet light pipeline trolley is provided with multiple sets of roller supports having mounting arms of different lengths, which makes the storage space of the ultraviolet light pipeline trolley larger and inconvenient to transport. CONTENT OF THE UTILITY MODEL

[0005] In order to solve the problem of large storage space and inconvenient transportation of the ultraviolet light pipeline trolley, the present application provides an ultraviolet light pipeline trolley.

[0006] The ultraviolet light pipeline trolley provided by the present application adopts the following technical solution:

[0007] An ultraviolet light pipeline trolley includes a trolley unit, the trolley unit includes a mounting lamp holder, an ultraviolet lamp installed in the mounting lamp holder, and a roller assembly installed at both ends of the mounting lamp holder; the roller assembly includes three roller feet arranged uniformly in the circumferential direction at the end of the mounting lamp holder; the roller foot includes a fixed frame installed on the mounting lamp holder, a movable frame movably installed on the fixed frame, and a rotating roller installed at the end of the movable frame; the end of the fixed frame is provided with a sliding hole along the length direction; the movable frame has a sliding portion slidingly arranged in the sliding hole; the end of the fixed frame is provided with a locking structure for locking the sliding portion; the outer wall of the sliding portion is provided with a limiting groove along the length direction; the fixed frame is provided with a limiting piece cooperating with the limiting groove in the sliding hole.

[0008] By adopting the technical scheme, the roller foot is arranged as a fixed frame and a movable frame slidably installed on the fixed frame, and the length of the sliding part of the movable frame in the fixed frame is adjusted through the locking structure, so that the length of the roller foot is adjusted, the ultraviolet light pipeline trolley can be used for curing different pipe diameters of the drainage pipeline, and compared with the traditional ultraviolet light pipeline trolley which is adapted to multiple roller supports, the ultraviolet light pipeline trolley can be more convenient to store and transport by arranging the roller foot with adjustable length.

[0009] Optionally, the locking structure comprises a plurality of clamping pieces arranged circumferentially at the end of the fixed frame and a locking sleeve threadedly installed at the end of the fixed frame; the inner side of the locking sleeve is provided with a guide cone surface for folding the clamping pieces.

[0010] By adopting the technical scheme, the guide cone surface in the locking sleeve can abut against the clamping pieces by rotating the locking sleeve, so that the clamping pieces clamp the sliding part, and the locking of the sliding part is realized.

[0011] Optionally, the end of the clamping piece on the inner side is provided with a clamping convex rib for clamping the sliding part.

[0012] By adopting the technical scheme, the clamping convex rib can abut on the sliding part, the clamping force on the sliding part is enhanced, and the locking effect of the locking structure on the sliding part is improved.

[0013] Optionally, the outer wall of the locking sleeve is provided with an anti-skid pattern.

[0014] By adopting the technical scheme, the anti-skid pattern is arranged on the outer wall of the locking sleeve, the friction coefficient of the outer wall of the locking sleeve is increased, and the operator can tighten the locking sleeve conveniently.

[0015] Optionally, the limiting piece is a ball head spring plunger, the ball head spring plunger comprises a plunger shell penetrating through the side wall of the fixed frame and threadedly installed on the fixed frame, a plunger ball installed in the plunger shell, and a plunger installed in the plunger shell and abutting against the plunger ball.

[0016] By adopting the technical scheme, the specific structure of the limiting piece is disclosed, the outer wall of the ball head spring plunger abuts in the limiting groove of the sliding part, the axial angle of the sliding of the sliding part is limited, and the sliding part can only slide in the axial direction.

[0017] Optionally, a plurality of positioning grooves for clamping the plunger ball are arranged in the length direction of the bottom surface of the limiting groove.

[0018] By adopting the technical scheme, the plunger ball of the ball head spring plunger can be clamped in the positioning groove of the sliding part, the sliding length is known by the operator, and then the extension lengths of the three groups of roller supports are adjusted to ensure consistency.

[0019] Optionally, the sliding part includes a first sliding part and a second sliding part, an installation threaded hole is arranged at the end of the first sliding part, and an installation stud for cooperating with the installation threaded hole is arranged at the end of the second sliding part; and the rolling pulley is mounted on the first sliding part.

[0020] By adopting the technical scheme, the first sliding part and the second sliding part are arranged, the adjustment range of the ultraviolet light pipeline trolley is improved, the ultraviolet light curing trolley can be adapted to more drainage pipelines with different diameters, and then the curing demand of the ultraviolet light pipeline trolley is met.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] The ultraviolet light pipeline trolley is provided with the roller support foot arranged as a fixed frame and a movable frame slidably mounted on the fixed frame, and the length of the sliding part of the movable frame in the fixed frame is adjusted by the locking structure, so that the length of the roller support foot is adjusted, the ultraviolet light pipeline trolley can cure drainage pipelines with different diameters, compared with the traditional ultraviolet light pipeline trolley which is adapted to multiple groups of roller supports, the ultraviolet light pipeline trolley is provided with only one group of roller support feet with adjustable length, so that the storage and transportation of the ultraviolet light pipeline trolley are more convenient.

[0023] The positioning groove is arranged on the sliding part, the plunger ball of the ball head spring plunger is clamped in the positioning groove of the sliding part, the sliding length is known by the operator, and then the extension lengths of the three groups of roller supports are adjusted to ensure consistency;

[0024] The first sliding part and the second sliding part are arranged, the adjustment range of the ultraviolet light pipeline trolley is improved, the ultraviolet light curing trolley can be adapted to more drainage pipelines with different diameters, and then the curing demand of the ultraviolet light pipeline trolley is met. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural schematic view of the ultraviolet light curing trolley in embodiment 1.

[0026] Figure 2 is a structural schematic view of the trolley unit in embodiment 1.

[0027] Figure 3 is Figure 1 is a partial enlarged view of A in FIG.

[0028] Figure 4is a schematic view of the matching profile of the fixed tube and the sliding part in embodiment 1.

[0029] Figure 5 is Figure 4 is a local enlarged schematic view at B in the middle.

[0030] Figure 6 is a schematic view of the structure of the sliding part in embodiment 2.

[0031] BRIEF DESCRIPTION OF THE DRAWINGS: 1, trolley unit; 2, mounting lamp holder; 21, ultraviolet lamp tube; 22, first lamp holder; 23, second lamp holder; 24, connecting rod; 25, first hinged seat; 26, second hinged seat; 27, connecting tube; 3, roller foot; 31, fixed frame; 311, fixed plate; 312, fixed tube; 3121, sliding hole; 32, movable frame; 321, sliding part; 3211, first sliding part; 3212, second sliding part; 3213, mounting threaded hole; 3214, mounting stud; 322, limiting groove; 323, positioning groove; 33, rotating roller; 34, bending part; 41, clamping piece; 411, clamping convex rib; 42, locking sleeve; 421, guide conical surface; 422, anti-skid pattern; 5, ball head spring plunger; 51, plunger shell; 52, plunger ball; 53, plunger spring. DETAILED DESCRIPTION

[0032] The following description will be made in conjunction with the accompanying drawings. Figures 1-6 The present application is further described in detail.

[0033] The embodiments of the present application disclose a kind of ultraviolet light curing trolley. Refer to Figure 1 , ultraviolet light curing trolley includes several trolley units 1.In the present embodiment, the number of trolley units 1 in ultraviolet light curing trolley is 4, and hinged structure is arranged between adjacent trolley units 1.

[0034] Refer to Figure 2 , trolley unit 1 includes mounting lamp holder 2, ultraviolet lamp tube 21 mounted in mounting lamp holder 2 and roller assembly mounted at both ends of mounting lamp holder 2.Mounting lamp holder 2 includes first lamp holder 22, second lamp holder 23 arranged opposite to first lamp holder 22, a plurality of circumferentially arranged connecting rods 24 connected first lamp holder 22 and second lamp holder 23.Ultraviolet lamp tube 21 is mounted between first lamp holder 22 and second lamp holder 23.In the present embodiment, the number of connecting rods 24 in mounting lamp holder 2 is three.Connecting rod 24 is z-shaped connecting rod 24 to reduce the influence of the arrangement of connecting rod 24 on ultraviolet lamp tube 21 curing UV pipeline.

[0035] Refer to Figure 1 and Figure 3The hinged structure comprises a first hinged seat 25 arranged at the front side of the mounting lamp stand 2, a second hinged seat 26 arranged at the rear side of the mounting lamp stand 2, and a connecting pipe 27 hinged to the first hinged seat 25 and the second hinged seat 26. The connecting pipe 27, the first hinged seat 25 and the second hinged seat 26 are all hollow structures, so as to facilitate the arrangement of the power cable of the ultraviolet lamp tube 21.

[0036] With reference to Figure 2 The roller assembly comprises three roller legs 3 arranged at the ends of the mounting lamp stand 2 in a circumferential direction. The roller leg 3 comprises a fixed frame 31 mounted on the mounting lamp stand 2, a movable frame 32 movably mounted on the fixed frame 31, and a rotating roller 33 mounted at the end of the movable frame 32.

[0037] With reference to Figure 2 and Figure 4 The fixed frame 31 comprises a fixed plate 311 attached to the outer side wall of the mounting lamp stand 2, and a fixed pipe 312 connected to the fixed plate 311 and extending outwardly. The fixed plate 311 is mounted on the outer side wall of the mounting lamp stand 2 by screws. The fixed pipe 312 has a sliding hole 3121 arranged along the length direction.

[0038] With reference to Figure 2 and Figure 4 The movable frame 32 comprises a sliding part 321 slidably arranged in the sliding hole 3121, a bending part 34 connected to the sliding part 321, and a rotating roller 33 rotatably mounted at the end of the bending part 34. The cross section of the sliding part 321 is circular as a whole.

[0039] With reference to Figure 4 In order to lock the sliding part 321 of the movable frame 32 in the fixed pipe 312 of the fixed frame 31, the end of the fixed pipe 312 is provided with a locking structure for locking the sliding part 321. The locking structure comprises a plurality of clamping pieces 41 arranged at the end of the fixed frame 31 in a circumferential direction, and a locking sleeve 42 screw-mounted at the end of the fixed frame 31. The number of clamping pieces 41 at the end of the fixed frame 31 is three, and a deformation gap is formed between adjacent clamping pieces 41. The end of the fixed pipe 312 close to the clamping pieces 41 is provided with an external thread. The inner side of the locking sleeve 42 has an internal thread matched with the external thread, and the inner side of the locking sleeve 42 is further provided with a guide cone surface 421 for folding the clamping pieces 41. When the locking sleeve 42 is screw-mounted at the end of the fixed pipe 312, the guide cone surface 421 can drive the clamping pieces 41 to fold inwardly, so as to lock the sliding part 321 of the movable frame 32. In order to enhance the clamping force of the clamping pieces 41 on the sliding part 321, the inner side of the clamping piece 41 is provided with an arc-shaped clamping convex rib 411 at the end.

[0040] With reference to Figure 2 and Figure 4The outer side wall of the locking sleeve 42 is provided with anti-skid lines 422 to facilitate the operator to rotate the locking sleeve 42. In the embodiment, the anti-skid lines 422 are vertical lines, i.e. lines parallel to the axial direction of the locking sleeve 42.

[0041] With reference to Figure 4 and Figure 5 In order to enable the sliding part 321 to slide only in the axial direction, the outer wall of the sliding part 321 is provided with a limiting groove 322 along the length direction, and the sliding part 321 is provided with a positioning groove 323 along the length direction at the bottom surface of the limiting groove 322. The wall of the fixed tube 312 is provided with a mounting hole in the radial direction, and a limiting member for cooperating with the limiting groove 322 is mounted at the mounting hole. In the embodiment, the limiting member is a ball head spring plunger 5. The ball head spring plunger 5 includes a plunger shell 51, a plunger ball 52 mounted in the plunger shell 51, and a plunger spring 53 mounted in the plunger shell 51 and abutting against the plunger ball 52. The plunger ball 52 has a tendency to always abut against the opening of the plunger shell 51 after being driven by the plunger spring 53. The plunger shell 51 is screwed at the mounting hole, and the outer end of the plunger shell 51 is provided with a regular hexagonal groove to facilitate the installation of the ball head spring plunger 5 by using a tool. When the ball head spring plunger 5 is installed at the mounting hole, the plunger shell 51 is inserted into the limiting groove 322 of the sliding part 321, and the plunger ball 52 abuts against the bottom surface of the limiting groove 322. When the ball head spring plunger 5 is opposite to the positioning groove 323 of the bottom surface of the limiting groove 322, the plunger ball 52 is clamped into the positioning groove 323, thereby achieving locking.

[0042] With reference to Figures 1 to 5 The implementation principle of the ultraviolet light curing trolley according to the embodiment is as follows: when the ultraviolet light pipeline trolley is used, the operator sets the roller foot 3 as the fixed frame 31 and the movable frame 32 slidingly mounted on the fixed frame 31, and adjusts the length of the sliding part 321 of the movable frame 32 in the fixed frame 31 by the locking structure, so as to adjust the length of the roller foot 3, so that the ultraviolet light pipeline trolley can cure the drainage pipelines with different diameters.

[0043] Embodiment 2

[0044] The ultraviolet light curing trolley according to the embodiment is the same as the ultraviolet light curing trolley according to Embodiment 1, except that the sliding part 321 includes the first sliding part 3211 and the second sliding part 3212.

[0045] With reference to Figure 6In the embodiment, the sliding part 321 has a solid column structure and comprises a first sliding part 3211 and a second sliding part 3212. The end of the first sliding part 3211 is coaxially provided with a mounting threaded hole 3213, and the end of the second sliding part 3212 is provided with a mounting stud 3214 for cooperating with the mounting threaded hole 3213. When the mounting stud 3214 is screwed into the mounting threaded hole 3213, the second sliding part 3212 can be fixed to the end of the first sliding part 3211. The bending part 34 is connected to the first sliding part 3211.

[0046] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, and thus: any equivalent changes made on the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A UV light tube cart, characterized in that, The system includes a trolley unit (1), which includes a lamp mounting bracket (2), an ultraviolet lamp tube (21) installed in the lamp mounting bracket (2), and roller assemblies installed at both ends of the lamp mounting bracket (2). The roller assembly includes three roller supports (3) evenly arranged circumferentially at the ends of the lamp mounting bracket (2). The roller supports (3) include a fixed frame (31) installed on the lamp mounting bracket (2), a movable frame (32) movably installed on the fixed frame (31), and a frame installed on the movable frame (32). The fixed frame (31) has a rotating roller (33) at the end; a sliding hole (3121) is provided at the end of the fixed frame (31) along the length direction; the movable frame (32) has a sliding part (321) that is slidably arranged in the sliding hole (3121); a locking structure for locking the sliding part (321) is provided at the end of the fixed frame (31); a limiting groove (322) is provided on the outer wall of the sliding part (321) along the length direction; a limiting member that cooperates with the limiting groove (322) is provided in the fixed frame (31).

2. The ultraviolet light tube trolley according to claim 1, characterized in that, The locking structure includes a plurality of clamping pieces (41) circumferentially disposed at the end of the fixing frame (31) and a locking sleeve (42) threadedly installed at the end of the fixing frame (31); the inner side of the locking sleeve (42) is provided with a guide cone surface (421) for retracting the clamping pieces (41).

3. The ultraviolet light tube trolley according to claim 2, characterized in that, The clamping piece (41) has a clamping protrusion (411) for clamping the sliding part (321) at its inner end.

4. The ultraviolet light tube trolley according to claim 3, characterized in that, The outer wall of the locking sleeve (42) is provided with anti-slip texture (422).

5. The ultraviolet light tube trolley according to claim 1, characterized in that, The limiting component is a ball spring plunger (5), which includes a plunger housing (51) that penetrates the side wall of the fixing frame (31) and is threaded onto the fixing frame (31), a plunger ball (52) installed in the plunger housing (51), and a plunger spring (53) installed in the plunger housing (51) and abutting against the plunger ball (52); the end of the plunger housing (51) is inserted into the limiting groove (322).

6. The ultraviolet light tube trolley according to claim 5, characterized in that, The sliding part (321) has a plurality of positioning grooves (323) arranged at intervals along the length direction on the bottom surface of the limiting groove (322) for the plunger ball (52) to engage.

7. The ultraviolet light tube trolley according to claim 1, characterized in that, The sliding part (321) includes a first sliding part (3211) and a second sliding part (3212). The end of the first sliding part (3211) is provided with a mounting threaded hole (3213), and the end of the second sliding part (3212) is provided with a mounting stud (3214) for engaging with the mounting threaded hole (3213). The rotating roller (33) is mounted on the first sliding part (3211).

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