CN222668260U - A cover structure of an expansion tank - Google Patents

Abstract

The utility model provides a cover body structure of an expansion tank, which comprises a cover shell, wherein the middle part of the lower end of the cover shell is connected with a cover support in a threaded manner, the lower end of the cover shell is provided with an anti-falling assembly, the upper end of the cover support is provided with an auxiliary assembly, and the cover shell is rotated downwards to cover the cover support until an arc clamping block is close to the bottom of the cover support by arranging the anti-falling assembly when the cover of the expansion tank is required to be firmly covered, so that the clamping block is clamped into a clamping groove, and the cover shell cannot be easily loosened due to jolt due to the limit of the square clamping block, so that the practicability of the device is greatly improved.

Description

Cover body structure of expansion tank

Technical Field

The utility model relates to the field of automobile expansion boxes, in particular to a cover body structure of an expansion box.

Background

The expansion tank is an important component part in an automobile cooling system, various clamping and anti-falling assembly structures are generated for preventing the expansion tank cover from falling off in order to prevent the cover of the expansion tank from loosening or falling off in the process of bumpy running of an automobile, and more designs, such as cover structures of the expansion tank, are designed to facilitate screwing, difficult to withdraw from loosening and provide more humanized operation.

Patent CN207788837U discloses an expansion tank cover screw up frock sleeve, including cover and annular section of thick bamboo wall, the cover with section of thick bamboo wall fixed connection or integrated into one piece, the cover has been seted up the cooperation groove, the section of thick bamboo wall inner wall ring is equipped with two at least archs, the cooperation groove is pegged graft with the sleeve of the electronic screwing tool of fixed torsion, protruding and expansion tank cover outer wall sunken releasable formula offset. According to the tooling sleeve for tightening the expansion tank cover, the assembly time is shortened, the assembly efficiency of staff is improved, the problem that the expansion tank cover is too tight or too loose after being assembled is solved, and meanwhile, the assembly ergonomics are improved.

At present, after the cover of the traditional automobile expansion tank is tightly covered, the automobile can bump when running, and the situation that the automobile cannot be avoided, most of conventional covers are not provided with positioning buckles along with long-term running vibration of the automobile, the cover can loose or even fall off, damage is caused to the automobile, safety of members in the automobile is greatly threatened, and the automobile expansion tank is inconvenient to use.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to solve the problems by providing a cover body structure of an expansion tank, so as to solve the problems that the cover body structure of the expansion tank is used for solving the problems that the cover of the traditional automobile expansion tank in the prior art is tightly covered, the automobile can bump when running, and the cover cannot be avoided, most of the conventional covers are not provided with positioning buckles along with long-term running vibration of the automobile, the cover can loose or even fall off, the damage is caused to the automobile, the safety of members in the automobile is greatly threatened, and the use is inconvenient.

(II) technical scheme

The utility model is realized by the following technical scheme that the cover body structure of the expansion tank is provided.

Including the lid casing, the middle part threaded connection of lid casing lower extreme has the lid to hold in the palm, the lower extreme of lid casing is provided with anticreep subassembly, the upper end that the lid held in the palm is provided with auxiliary assembly, the anticreep subassembly includes circular arc fixture block, the lower extreme fixedly connected with circular arc fixture block of lid casing, the lower extreme fixedly connected with square fixture block of lid casing, the lower extreme fixedly connected with fixture block that the lid held in the palm, the fixture block card is established at the lower extreme of lid casing, the draw-in groove mutually supporting with the fixture block has been seted up to the lower extreme of lid casing.

Preferably, the anti-drop assembly further comprises a sliding groove, and the lower end of the cover support is provided with the sliding groove.

Preferably, the auxiliary assembly comprises mounting clamping pieces, two groups of mounting clamping pieces are arranged on the outer side of the cover support, and mounting blocks are fixedly connected to the front end and the rear end of each mounting clamping piece.

Preferably, the middle part threaded connection of two sets of the installation piece has same threaded rod, the screw hole that mutually supports with the threaded rod has been seted up at the middle part of installation piece, the both sides of threaded rod all fixedly connected with support the piece, the outside threaded connection of threaded rod has the nut.

Preferably, the auxiliary assembly further comprises a mounting rod, and the outer sides of the two groups of mounting clamping pieces are fixedly connected with the mounting rod.

The utility model provides a cover body structure of an expansion tank, which has the following beneficial effects:

1. Through setting up anticreep subassembly, when needs firmly cover the lid of expansion tank, cover lid casing rotation type down and hold in the palm, rotate until circular arc fixture block is close to the lid and holds in the palm the bottom for in the draw-in groove was gone into to the fixture block card, because square fixture block's spacing, make the lid casing can not take place not hard up easily because jolting, great improvement the practicality of device.

2. Through setting up auxiliary assembly, when the expansion tank lid is covered tightly the back, can overlap the installation clamping piece in the lid casing outside, rotate the nut for the nut can be on the threaded rod side-to-side slip, is convenient for adjust the elasticity of installation clamping piece, makes the installation clamping piece carry out the secondary to the lid casing and consolidates, if need take off the lid casing, can rotate the lid casing through the installation pole, great improvement the practicality of the device.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a cover housing, a cover holder, a circular arc fixture block, a square fixture block, a clamping groove and a sliding groove according to the present utility model;

FIG. 3 is a schematic perspective view of the cover, the latch and the slot according to the present utility model;

Fig. 4 is a schematic perspective view of the threaded rod, the abutment and the nut of the present utility model.

[ Main reference numerals Specification ]

1. The device comprises a cover shell, 2 parts of a cover support, 311 parts of a circular arc clamping block, 312 parts of a square clamping block, 313 parts of a clamping block, 314 parts of a clamping groove, 315 parts of a sliding groove, 411 parts of a mounting clamping piece, 412 parts of a mounting block, 413 parts of a threaded rod, 414 parts of a supporting block, 415 parts of a nut, 416 parts of a mounting rod.

Detailed Description

The embodiment of the utility model provides a cover body structure of an expansion tank.

Referring to fig. 1,2 and 3, the middle thread of the lower end of the cover housing 1 is connected with the cover support 2, the lower end of the cover housing 1 is provided with an anti-disengaging assembly, the upper end of the cover support 2 is provided with an auxiliary assembly, the anti-disengaging assembly comprises an arc clamping block 311, the lower end of the cover housing 1 is fixedly connected with the arc clamping block 311, the lower end of the cover housing 1 is fixedly connected with a square clamping block 312, the lower end of the cover support 2 is fixedly connected with a clamping block 313, the clamping block 313 is clamped at the lower end of the cover housing 1, the lower end of the cover housing 1 is provided with a clamping groove 314 matched with the clamping block 313, the anti-disengaging assembly further comprises a sliding groove 315, and the lower end of the cover support 2 is provided with the sliding groove 315.

When the expansion tank is used, the cover of the expansion tank is required to be firmly covered before a vehicle runs, the cover shell 1 is covered at the upper end of the cover support 2, the cover shell 1 can slide up and down by rotating the cover shell 1, when the cover shell 1 slides downwards, the cover shell 1 can be tightly covered, the cover shell 1 is rotated until the cover shell 1 is close to the bottom of the cover support 2, the clamping blocks 313 are clamped into the clamping grooves 314, and the clamping blocks 313 are clamped between the circular arc clamping blocks 311 and the square clamping blocks 312 due to the limit of the circular arc clamping blocks 312, so that the cover shell 1 cannot easily loosen due to jolt, and the practicability of the expansion tank is greatly improved.

Referring to fig. 1 and 4 again, the auxiliary assembly includes a mounting clip 411, two groups of mounting clips 411 are disposed on the outer side of the cover support 2, mounting blocks 412 are fixedly connected to the front end and the rear end of the mounting clip 411, the middle threads of the two groups of mounting blocks 412 are connected with a same threaded rod 413, threaded holes matched with the threaded rod 413 are formed in the middle of the mounting block 412, abutting blocks 414 are fixedly connected to the left side and the right side of the threaded rod 413, nuts 415 are connected to the outer threads of the threaded rod 413, the auxiliary assembly further includes mounting rods 416, and the outer sides of the two groups of mounting clips 411 are fixedly connected with the mounting rods 416.

When the expansion tank cover is used, after the expansion tank cover is tightly covered, the mounting clamping piece 411 can be sleeved on the outer side of the cover shell 1, the nut 415 is rotated, so that the nut 415 can slide left and right on the threaded rod 413, the tightness of the mounting clamping piece 411 is convenient to adjust, when the nut 415 slides left, the mounting clamping piece 411 can be contracted, the cover shell 1 can be secondarily reinforced, safety is further improved, when the nut 415 slides right, the mounting clamping piece 411 can gradually loosen the cover shell 1, the cover shell 1 can be conveniently removed, and when the cover shell 1 needs to be removed, the cover shell 1 can be rotated by rotating the mounting rod 416, so that the practicability of the device is greatly improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The cover body structure of the expansion tank comprises a cover shell (1) and is characterized in that a cover support (2) is connected with the middle of the lower end of the cover shell (1) in a threaded manner, an anti-falling assembly is arranged at the lower end of the cover shell (1), and an auxiliary assembly is arranged at the upper end of the cover support (2);

the anti-drop assembly comprises an arc clamping block (311), the lower end of the cover shell (1) is fixedly connected with the arc clamping block (311), the lower end of the cover shell (1) is fixedly connected with a square clamping block (312), the lower end of the cover support (2) is fixedly connected with a clamping block (313), the clamping block (313) is clamped at the lower end of the cover shell (1), and the lower end of the cover shell (1) is provided with a clamping groove (314) matched with the clamping block (313).

2. The cover structure of claim 1, wherein the anti-drop assembly further comprises a chute (315), and the chute (315) is formed at the lower end of the cover support (2).

3. The cover structure of an expansion tank according to claim 1, wherein the auxiliary assembly comprises mounting clips (411), two groups of mounting clips (411) are arranged on the outer side of the cover support (2), and mounting blocks (412) are fixedly connected to the front end and the rear end of each mounting clip (411).

4. The cover structure of an expansion tank according to claim 3, wherein the middle parts of the two groups of mounting blocks (412) are in threaded connection with the same threaded rod (413), threaded holes matched with the threaded rod (413) are formed in the middle parts of the mounting blocks (412), abutting blocks (414) are fixedly connected to the left side and the right side of the threaded rod (413), and nuts (415) are in threaded connection with the outer sides of the threaded rod (413).

5. The cover structure of claim 4, wherein the auxiliary assembly further comprises mounting bars (416), and the outer sides of the two sets of mounting clips (411) are fixedly connected with the mounting bars (416).