Quick dismounting device and quick dismounting equipment for neck hanging rope of handheld instrument

Abstract

The utility model discloses a quick dismounting device which comprises a quick dismounting nut and a quick dismounting head. The quick release head comprises a handheld part and a connecting part, and the two sides of the tail end of the connecting part extend in the radial direction to form clamping hanging tables; the quick-release nut comprises a nut shell, an insertion hole, a locking hole, a compression hole and a tail cover mounting hole are sequentially formed in the nut shell in a longitudinal penetrating mode, a nut tail cover is mounted in the tail cover mounting hole, a baffle is movably arranged in the compression hole, and a spring is arranged between the baffle and the nut tail cover. The connecting part is arranged in the insertion hole in a penetrating mode in the mode that the connecting part can move up and down in the insertion hole, the clamping hanging table is locked in the locking hole in the mode that the clamping hanging table can rotate around the connecting part, and the baffle limits movement of the clamping hanging table under the action of the spring in the mode that the baffle can move up and down in the compression hole. According to the utility model, a rotary assembly mode is adopted, the quick-release head is inserted into the insertion hole and rotated by 90 degrees, and the clamping hanging table is clamped in the positioning groove under the limiting action of the baffle and the spring, so that quick locking assembly is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of instruments, in particular to a quick disassembly device and a quick disassembly equipment for a neck rope of a handheld instrument. Background Art

[0002] In the application scenarios of handheld thermal imaging instruments, users have a selective demand, that is, sometimes they need to hold the instrument with one hand without a neck strap, and sometimes they need to hang the thermal imaging instrument around their neck using the neck strap, which requires the instrument to be able to quickly and easily remove the neck strap. Existing instrument products on the market all have a rope threading hole reserved on the instrument products, and users pass the neck strap through the rope threading hole and tie it up to achieve the neck hanging function. This method is relatively cumbersome and complicated to operate, not simple enough, and cannot quickly meet user needs, resulting in poor user experience. Utility Model Content

[0003] In order to overcome the above technical problems, the utility model discloses a quick disassembly device and a quick disassembly equipment for a neck strap of a handheld instrument.

[0004] The technical solution adopted by the utility model to achieve the above-mentioned purpose is:

[0005] A quick-release device, comprising a quick-release nut and a quick-release head that are assembled and arranged;

[0006] The quick-release head includes a hand-held portion and a connecting portion, and both sides of the end of the connecting portion extend radially to form a clamping hanging platform;

[0007] The quick-release nut comprises a nut shell, an insertion hole, a locking hole, a compression hole and a tail cover mounting hole are sequentially arranged longitudinally through the nut shell, a nut tail cover is adaptively mounted in the tail cover mounting hole, a baffle is movably arranged in the compression hole, and a spring is arranged between the baffle and the nut tail cover;

[0008] The connecting portion is inserted into the insertion hole in a manner that allows it to move up and down in the insertion hole, the fixing hanging platform is locked in the locking hole in a manner that allows it to rotate around the connecting portion, and the baffle restricts the movement of the fixing hanging platform in a manner that allows it to move up and down in the compression hole under the action of the spring.

[0009] In the above-mentioned quick-release device, the nut shell is provided with a positioning groove for the rotationally locked fixing hanging platform to be embedded, and the positioning groove is communicated with the locking hole.

[0010] The above-mentioned quick-release device, wherein a limited rotation protrusion is provided in the locking hole to restrict the maximum rotation range of the clamping hanging platform.

[0011] The above-mentioned quick disassembly device, wherein a through cavity for the fixing hanging platform to pass through is provided through the nut shell and connected to the insertion hole, and the central axis of the through cavity is perpendicular to the central axis of the positioning groove.

[0012] In the above-mentioned quick-release device, the inner diameter of the locking hole is larger than the inner diameter of the insertion hole to form a locking stop boss.

[0013] In the above-mentioned quick removal device, the inner diameter of the compression hole is larger than the inner diameter of the locking hole to form a baffle stop boss.

[0014] In the above-mentioned quick disassembly device, the inner diameter of the tail cover installation hole is larger than the inner diameter of the compression hole to form a tail cover stop boss.

[0015] In the above-mentioned quick-release device, the outer peripheral surface of the nut shell is provided with an external thread.

[0016] The above-mentioned quick-release device, wherein a rope threading hole is provided through the hand-held portion, and a neck hanging rope is detachably provided in the rope threading hole.

[0017] A handheld instrument neck strap quick detachment device, the device comprising the quick detachment device as described above;

[0018] The equipment also includes an instrument, which is provided with a mounting hole, in which the quick disassembly device is installed, and a hot melt adhesive layer is adaptively provided between the nut shell and the mounting hole.

[0019] The beneficial effects of the utility model are as follows: the utility model is reasonably and cleverly designed, and the quick-release nut and the quick-release head are arranged in a rotating assembly manner. By inserting the quick-release head into the insertion hole and rotating it 90°, the fixing hanging platform is tightly clamped in the positioning groove under the limiting action of the baffle and the spring to achieve quick locking and assembly; and by pressing the quick-release head downward and pushing the baffle to move downward, the fixing hanging platform is disengaged from the positioning groove, and the locking and limiting effect of the quick-release nut on the quick-release head is released, and the quick-release head is rotated 90° and taken out to achieve convenient disassembly; wherein, the baffle and the positioning groove cooperate to limit the rotation of the quick-release head relative to the quick-release nut, thereby constraining the up and down movement and rotation of the quick-release head, and greatly improving the locking stability and the convenience of disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Figure 1 It is a schematic diagram of the explosion of the structure of the utility model;

[0022] Figure 2It is a cross-sectional schematic diagram of the quick-release nut in the utility model;

[0023] Figure 3 It is a three-dimensional schematic diagram of the quick-release nut in the utility model;

[0024] Figure 4 It is a three-dimensional schematic diagram of the quick-release head in the utility model. DETAILED DESCRIPTION

[0025] The present invention is further described below through specific embodiments to make the technical solution of the present invention easier to understand and grasp, rather than to limit the present invention.

[0026] Example: See Figures 1 to 4 , this embodiment provides a quick-release device, the device comprising a quick-release nut 1 and a quick-release head 2 that are assembled;

[0027] The quick-release head 2 includes a hand-held portion 21 and a connecting portion 22. Both sides of the end of the connecting portion 22 extend radially to form a clamping hanging platform 23.

[0028] The quick-release nut 1 comprises a nut housing 11, through which an insertion hole, a locking hole, a compression hole and a tail cover mounting hole are sequentially arranged longitudinally, a nut tail cover 12 is adaptively mounted in the tail cover mounting hole, a baffle 13 is movably arranged in the compression hole, and a spring 14 is arranged between the baffle 13 and the nut tail cover 12;

[0029] The connecting portion 22 is inserted into the insertion hole in a manner that allows it to move up and down in the insertion hole, the fixing hanging platform 23 is locked in the locking hole in a manner that allows it to rotate around the connecting portion 22, and the baffle 13 limits the movement of the fixing hanging platform 23 in a manner that allows it to move up and down in the compression hole under the action of the spring 14.

[0030] Preferably, the nut housing 11 is provided with a positioning groove 15 for the rotationally locked fixing platform 23 to be embedded, and the positioning groove 15 is connected to the locking hole; specifically, the positioning groove 15 is adapted to be arranged so that when the fixing platform 23 is inserted into the positioning groove 15, the rotation or shaking of the fixing platform 23 is restricted, thereby further improving the locking stability.

[0031] Furthermore, a limited rotation protrusion 16 is provided in the locking hole to restrict the maximum rotation range of the fixing hanging platform 23, thereby preventing the fixing hanging platform 23 from excessively rotating while satisfying the prompt of being installed in place.

[0032] Furthermore, a through cavity 17 for the fixing hanging platform 23 to pass through is provided through the nut shell 11 and connected to the insertion hole, and the central axis of the through cavity 17 is perpendicular to the central axis of the positioning groove 15; specifically, when the quick-release head 2 is inserted into the quick-release nut 1, the fixing hanging platform 23 is inserted into the through cavity 17, and the connecting part 22 is inserted into the insertion hole to improve the penetration limiting property of the quick-release head 2.

[0033] Furthermore, the inner diameter of the locking hole is larger than the inner diameter of the insertion hole to form an engaging stop boss to limit the movement limit space of the locking hanging platform 23 .

[0034] Furthermore, the inner diameter of the compression hole is larger than the inner diameter of the locking hole to form a stop boss of the baffle plate 13 to limit the movement limit space of the baffle plate 13 .

[0035] Furthermore, the inner diameter of the tail cover mounting hole is larger than the inner diameter of the compression hole to form a tail cover stop boss to improve the installation and positioning accuracy of the nut tail cover 12 .

[0036] Specifically, an outer peripheral surface of the nut housing 11 is provided with an external thread 18 , and the external thread 18 increases the bonding area with the hot melt adhesive layer, thereby optimizing the installation stability of the quick-release nut 1 .

[0037] Specifically, a rope threading hole 24 is provided through the hand-held portion 21 , and a neck rope is detachably provided in the rope threading hole 24 .

[0038] This embodiment also discloses a handheld instrument neck strap quick detachment device, the device comprising the quick detachment device as described above;

[0039] The device further comprises an instrument, which is provided with a mounting hole, in which the quick disassembly device is installed, and a hot melt adhesive layer is adaptively provided between the nut housing 11 and the mounting hole.

[0040] When the utility model is applied, the following steps are included:

[0041] (1) Pour a certain amount of hot melt adhesive into the mounting hole, assemble the quick-release nut 1 into the mounting hole, and after the hot melt adhesive solidifies, a hot melt adhesive layer is formed between the nut housing 11 and the mounting hole;

[0042] (2) Installing a neck strap in the strap hole 24 of the quick-release head 2;

[0043] (3) The fixing hanging platform 23 is aligned with the through cavity 17, and the quick-release head 2 is inserted into the insertion hole. At this time, the baffle 13 moves downward, and the quick-release head is rotated 90° clockwise. Under the limiting action of the baffle 13 and the spring 14, the fixing hanging platform 23 is tightly clamped in the positioning groove 15 to achieve the locking assembly operation;

[0044] (4) By pressing the quick-release head 2 downward, the baffle 13 is pushed downward, so that the fixing hanging platform 23 is disengaged from the positioning groove 15, and the locking and restricting effect of the quick-release nut 1 on the quick-release head 2 is released. The quick-release head is rotated 90° counterclockwise and the quick-release head 2 is taken out to realize the disassembly operation.

[0045] The design of the utility model is reasonable and ingenious. The quick-release nut and the quick-release head are arranged in a rotational assembly manner. The quick-release head is inserted into the insertion hole and rotated 90°. Under the limiting action of the baffle and the spring, the fixing hanging platform is tightly clamped in the positioning groove to achieve quick locking and assembly. The quick-release head is pressed downward to push the baffle to move downward so that the fixing hanging platform is disengaged from the positioning groove, and the locking and limiting effect of the quick-release nut on the quick-release head is released. The quick-release head is rotated 90° and taken out to achieve convenient disassembly. The baffle and the positioning groove cooperate to limit the rotation of the quick-release head relative to the quick-release nut, thereby constraining the up and down movement and rotation of the quick-release head, and greatly improving the locking stability and the convenience of disassembly and assembly.

[0046] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any technician familiar with the field can make many possible changes and modifications to the technical solution of the utility model by using the technical means and technical contents disclosed above, without departing from the scope of the technical solution of the utility model, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent changes made according to the shape, structure and principle of the utility model without departing from the content of the technical solution of the utility model should be covered by the protection scope of the utility model.

Claims

1. A quick removal device, characterized in that: The device comprises a quick-release nut and a quick-release head which are assembled and arranged; The quick-release head includes a hand-held portion and a connecting portion, and both sides of the end of the connecting portion extend radially to form a clamping hanging platform; The quick-release nut comprises a nut shell, an insertion hole, a locking hole, a compression hole and a tail cover mounting hole are sequentially arranged longitudinally through the nut shell, a nut tail cover is adaptively mounted in the tail cover mounting hole, a baffle is movably arranged in the compression hole, and a spring is arranged between the baffle and the nut tail cover; The connecting portion is inserted into the insertion hole in a manner that allows it to move up and down in the insertion hole, the fixing hanging platform is locked in the locking hole in a manner that allows it to rotate around the connecting portion, and the baffle restricts the movement of the fixing hanging platform in a manner that allows it to move up and down in the compression hole under the action of the spring.

2. The quick-release device according to claim 1, characterized in that: The nut shell is provided with a positioning groove for the rotationally locked fixing hanging platform to be embedded, and the positioning groove is communicated with the locking hole.

3. The quick-release device according to claim 2, characterized in that: A limited rotation protrusion is arranged in the locking hole to restrict the maximum rotation range of the clamping hanging platform.

4. The quick-release device according to claim 3, characterized in that: A through cavity for the fixing hanging platform to pass through is arranged through the nut shell and connected to the insertion hole, and the central axis of the through cavity is perpendicular to the central axis of the positioning groove.

5. The quick-release device according to claim 4, characterized in that: The inner diameter of the locking hole is larger than the inner diameter of the inserting hole to form a locking stop boss.

6. The quick-release device according to claim 5, characterized in that: The inner diameter of the compression hole is larger than the inner diameter of the locking hole to form a baffle stop boss.

7. The quick-release device according to claim 6, characterized in that: The inner diameter of the tail cover mounting hole is larger than the inner diameter of the compression hole to form a tail cover stopping boss.

8. The quick-release device according to claim 7, characterized in that: The outer peripheral surface of the nut shell is provided with external threads.

9. The quick-release device according to claim 8, characterized in that: A rope threading hole is arranged through the hand-held part, and a neck rope is detachably arranged in the rope threading hole.

10. A handheld instrument neck strap quick removal device, characterized in that: The device comprises a quick-release device as claimed in any one of claims 1 to 9; The equipment also includes an instrument, which is provided with a mounting hole, in which the quick disassembly device is installed, and a hot melt adhesive layer is adaptively provided between the nut shell and the mounting hole.

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