A rotary locking device for a hysteroscope insertion portion

Abstract

The utility model discloses a rotary locking device for a hysteroscope insertion part, comprising a handle, a connecting end fixed at one end of the handle, a connecting head fixed at one end of the connecting end, a mirror body plugged into the end of the connecting head, and a locking assembly arranged between the connecting head and the mirror body; through the designed connecting head and locking assembly, when installing the mirror body, the insertion part of the mirror body can be first inserted into the inside of an insertion slot, and a limiting piece can be embedded into the inside of the limiting slot, and then a rotary cap can be rotated to allow a card block to be inserted into the inside of the card slot, and a person can rotate the rotary cap until the card block is blocked and cannot move, and at this time, under the common limiting of the limiting piece, the limiting slot, the card block and the card slot, the mirror body is stably installed, and the advantage of this design is that the person does not need to accurately control the force, and only needs to rotate the rotary cap until it cannot move, which provides convenience for the person.

Description

Technical Field

[0001] The utility model belongs to the technical field of hysteroscopes, and in particular relates to a rotary locking device for a hysteroscope insertion part. Background Art

[0002] Hysteroscopy is a new, minimally invasive gynecological diagnostic and treatment technology. It is a fiber-light endoscope used for intrauterine examination and treatment. It uses the front part of the scope to enter the uterine cavity, which has a magnifying effect on the observed area. It has become the preferred examination method for gynecological hemorrhagic diseases and intrauterine lesions because of its intuitive and accurate nature.

[0003] The rear end of the scope body and the handle are generally detachably connected via a connecting structure. The existing method of rotational fastening is often used, but the force during rotation is difficult to control. If the force is too large, it is not only easy to squeeze the scope body insertion part too tightly and cause damage, but also difficult to disassemble the scope body insertion part. If the force is too small, the scope body is easy to fall off. Therefore, it is necessary to design a new rotation locking device for the hysteroscope insertion part to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to provide a rotation locking device for a hysteroscope insertion part, so as to solve the problem that the rotation force of the locking structure of the hysteroscope insertion part proposed in the above background technology is not easy to control.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotary locking device of a hysteroscope insertion part, comprising a handle, one end of the handle is fixed with a connecting end, one end of the connecting end is fixed with a connecting head, the end of the connecting head is plugged with a mirror body, a locking assembly is arranged between the connecting head and the mirror body, the locking assembly comprises an insertion groove, a limiting piece, a limiting groove, a connecting groove, a sliding groove, a connecting strip, a clamping block, a clamping groove and a screw cap, the insertion groove is arranged inside one end of the connecting head, the limiting groove is arranged on the inner wall of the insertion groove, the limiting piece is fixed on the surface of the mirror body, the mirror body and the limiting piece are respectively inserted into the inside of the insertion groove and the limiting groove, the screw cap is rotatably sleeved on the surface of the connecting head, the connecting groove is arranged on the outer surface of the connecting head, the sliding groove is arranged inside the connecting groove, the connecting strip is fixed on the inner wall of the screw cap, the connecting strip passes through the connecting groove, extends into the inside of the sliding groove and is fixedly connected with a clamping block, and the clamping groove is arranged on the surface of the limiting piece.

[0006] Preferably, the cross-sections of the connecting groove and the sliding groove are both arc-shaped structures that match the screw cap, and the size of the clamping groove matches that of the clamping block.

[0007] Preferably, the locking assembly further comprises a fixing block and a fixing groove, wherein the fixing block is fixed to an inner wall of the connecting groove close to the limiting piece, and the fixing groove is provided on a surface of the connecting strip facing the fixing block.

[0008] Preferably, the locking assembly further comprises an inner fixing ring, the inner fixing ring is fixed to the inner wall of the screw cap, an annular groove is formed on the surface of the connector, and the inner fixing ring is embedded in the annular groove.

[0009] Preferably, a guard assembly is provided on the outer surface of the connecting end, and the guard assembly includes a guard cover, a slide and a track groove. The guard cover is slidably sleeved on the outer side of the connecting end, and the slide is fixed to the inner wall of the guard cover and is slidably connected to the track groove opened on the surface of the connecting end.

[0010] Preferably, a resistance component is provided on the surface of the mirror body, and the resistance component includes a resistance plate and a strong magnetic sheet B. The resistance plate is fixed on the surface of the mirror body, and the strong magnetic sheet B is fixed on the side surface of the resistance plate facing the protective cover.

[0011] Preferably, the shielding assembly further comprises a strong magnetic sheet A, which is fixed on a surface of the shield facing the abutment plate and is matched with the strong magnetic sheet B.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] Through the designed connector and locking assembly, when installing the mirror body, the insertion part of the mirror body can be inserted into the insertion slot first, and the limiting plate can be embedded into the limiting slot, and then the rotary cap can be turned to allow the card block to be inserted into the card slot. The personnel can turn the rotary cap until the card block is blocked and cannot move. At this time, under the common limitation of the limiting plate, limiting slot, card block and card slot, the stable installation of the mirror body is completed. The advantage of this design is that the personnel do not need to accurately control the force, and only need to turn the rotary cap until it cannot move, which provides convenience for the personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 For this utility model Figure 1 a side cross-sectional view of the middle locking assembly;

[0016] Figure 3 For this utility model Figure 2 A three-dimensional schematic diagram of the middle rotating cap;

[0017] Figure 4 For this utility model Figure 1 A front sectional view of the middle guard assembly;

[0018] In the figure: 100, handle; 200, connecting end; 300, connecting head; 400, mirror body; 500, locking assembly; 501, insertion slot; 502, limiting plate; 503, limiting slot; 504, connecting slot; 505, sliding slot; 506, connecting strip; 507, clamping block; 508, clamping slot; 509, fixing block; 5010, fixing slot; 5011, inner fixing ring; 5012, screw cap; 600, guard assembly; 601, guard cover; 602, sliding plate; 603, track slot; 604, strong magnetic sheet A; 700, resistance assembly; 701, resistance plate; 702, strong magnetic sheet B. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figures 1 to 4, is an embodiment of the utility model, and this embodiment provides a technical solution: a rotation locking device of a hysteroscope insertion portion, comprising a handle 100, a connection end 200 is fixed at one end of the handle 100, a connector 300 is fixed at one end of the connection end 200, a mirror body 400 is plugged into the end of the connector 300, and a locking assembly 500 is arranged between the connector 300 and the mirror body 400 to fix the mirror body 400, and the locking assembly 500 includes an insertion groove 501, a limiting piece 502, a limiting groove 503, a connecting groove 504, a sliding groove 505, a connecting strip 506, a clamping block 507, a clamping groove 508 and a screw cap 5012, the insertion groove 501 is provided inside one end of the connector 300, the limiting groove 503 is provided on the inner wall of the insertion groove 501, and the outer ends of both lead to the outside, the limiting piece 502 is fixed on the surface of the mirror body 400, the mirror body 400 and the limiting piece 502 are respectively inserted into the insertion groove 501 and the limiting groove 503, at this time the mirror body 400 is The screw cap 5012 is rotatably sleeved on the surface of the connector 300, the connecting groove 504 is provided on the outer surface of the connector 300, the sliding groove 505 is provided inside the connecting groove 504, the connecting strip 506 is fixed on the inner wall of the screw cap 5012, the connecting strip 506 passes through the connecting groove 504, and extends into the sliding groove 505 and is fixedly connected with a clamping block 507, the clamping groove 508 is provided on the surface of the limiting piece 502, and the cross-sections of the connecting groove 504 and the sliding groove 505 are the same as those of the screw cap 5012. 12 is an arc structure that matches each other. The connecting strip 506 and the block 507 can be driven by the screw cap 5012 to slide inside the connecting groove 504 and the sliding groove 505 respectively. The size of the slot 508 is matched with that of the block 507. The screw cap 5012 can be rotated to allow the end of the block 507 to be inserted into the slot 508. At this time, the block 507 is blocked and the screw cap 5012 can no longer rotate. The limiting piece 502 is fixed inside the limiting slot 503, and the fixed installation of the mirror body 400 is completed.

[0022] In this embodiment, preferably, the locking assembly 500 also includes a fixing block 509 and a fixing groove 5010. The fixing block 509 is fixed to the inner wall of the connecting groove 504 close to the limiting plate 502, and the fixing groove 5010 is provided on the surface of the connecting strip 506 facing the fixing block 509. When the end of the clamping block 507 is inserted into the inside of the clamping groove 508, the fixing block 509 will be inserted into the inside of the fixing groove 5010, thereby fixing and limiting the screw cap 5012 together with the clamping block 507.

[0023] In this embodiment, preferably, the locking assembly 500 also includes an inner fixing ring 5011, which is fixed to the inner wall of the screw cap 5012. An annular groove is provided on the surface of the connecting head 300, and the inner fixing ring 5011 is embedded in the inside of the annular groove to realize the rotational connection between the screw cap 5012 and the connecting head 300.

[0024] In this embodiment, preferably, a shielding assembly 600 is provided on the outer surface of the connecting end 200. After the mirror body 400 is fixed, the shielding assembly 600 can cover the screw cap 5012 to prevent the screw cap 5012 from being accidentally touched and rotated. The shielding assembly 600 includes a shielding cover 601, a slide 602 and a track groove 603. The shielding cover 601 is slidably sleeved on the outer side of the connecting end 200, and the slide 602 is fixed to the inner wall of the shielding cover 601 and is slidably connected to the track groove 603 opened on the surface of the connecting end 200. The shielding cover 601 can be moved to cover the outer side of the screw cap 5012 to play a shielding role.

[0025] In this embodiment, preferably, a resistance component 700 is provided on the surface of the mirror body 400, and the resistance component 700 includes a resistance plate 701 and a strong magnetic sheet B702. The resistance plate 701 is fixed on the surface of the mirror body 400, and the protective cover 601 is moved until its end abuts against the resistance plate 701. The strong magnetic sheet B702 is fixed on the side surface of the resistance plate 701 facing the protective cover 601. The protective cover assembly 600 also includes a strong magnetic sheet A604. The strong magnetic sheet A604 is fixed on the side surface of the protective cover 601 facing the resistance plate 701 and is matched with the strong magnetic sheet B702. The strong magnetic sheet A604 and the strong magnetic sheet B702 are adsorbed on each other to limit the protective cover 601.

[0026] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotation locking device for a hysteroscope insertion portion, comprising a handle (100), characterized in that: A connecting end (200) is fixed to one end of the handle (100), a connecting head (300) is fixed to one end of the connecting end (200), a mirror body (400) is plugged into the end of the connecting head (300), a locking assembly (500) is arranged between the connecting head (300) and the mirror body (400), the locking assembly (500) comprises an insertion groove (501), a limiting piece (502), a limiting groove (503), a connecting groove (504), a sliding groove (505), a connecting strip (506), a clamping block (507), a clamping groove (508) and a screw cap (5012), the insertion groove (501) is arranged inside one end of the connecting head (300), the limiting groove (503) is arranged inside the insertion groove (501), and the locking assembly (500) is arranged between the connecting head (300) and the mirror body (400). ), the limiting piece (502) is fixed on the surface of the mirror body (400), the mirror body (400) and the limiting piece (502) are respectively inserted into the inside of the insertion groove (501) and the limiting groove (503), the screw cap (5012) is rotatably sleeved on the surface of the connecting head (300), the connecting groove (504) is provided on the outer surface of the connecting head (300), the sliding groove (505) is provided inside the connecting groove (504), the connecting strip (506) is fixed on the inner wall of the screw cap (5012), the connecting strip (506) passes through the connecting groove (504), extends into the inside of the sliding groove (505) and is fixedly connected with a clamping block (507), and the clamping groove (508) is provided on the surface of the limiting piece (502).

2. A rotation locking device for a hysteroscope insertion portion according to claim 1, characterized in that: The cross-sections of the connecting groove (504) and the sliding groove (505) are both arc-shaped structures that match the screw cap (5012), and the clamping groove (508) matches the size of the clamping block (507).

3. The rotation locking device of the hysteroscope insertion part according to claim 1, characterized in that: The locking assembly (500) further comprises a fixing block (509) and a fixing groove (5010), wherein the fixing block (509) is fixed to an inner wall of the connecting groove (504) close to the limiting plate (502), and the fixing groove (5010) is provided on a surface of the connecting strip (506) facing the fixing block (509).

4. A rotation locking device for a hysteroscope insertion portion according to claim 1, characterized in that: The locking assembly (500) further comprises an inner fixing ring (5011), wherein the inner fixing ring (5011) is fixed to the inner wall of the screw cap (5012), an annular groove is provided on the surface of the connector (300), and the inner fixing ring (5011) is embedded in the annular groove.

5. The rotation locking device of the hysteroscope insertion portion according to claim 1, characterized in that: The outer surface of the connecting end (200) is provided with a shielding assembly (600), and the shielding assembly (600) comprises a shielding cover (601), a sliding plate (602) and a track groove (603); the shielding cover (601) is slidably sleeved on the outer side of the connecting end (200); the sliding plate (602) is fixed on the inner wall of the shielding cover (601) and is slidably connected to the track groove (603) provided on the surface of the connecting end (200).

6. A rotation locking device for a hysteroscope insertion portion according to claim 5, characterized in that: The surface of the mirror body (400) is provided with a resistance component (700), and the resistance component (700) comprises a resistance plate (701) and a strong magnetic sheet B (702), wherein the resistance plate (701) is fixed on the surface of the mirror body (400), and the strong magnetic sheet B (702) is fixed on a side surface of the resistance plate (701) facing the protective cover (601).

7. A rotation locking device for a hysteroscope insertion portion according to claim 6, characterized in that: The shielding assembly (600) further comprises a strong magnetic sheet A (604), which is fixed on a surface of the shielding cover (601) facing the abutment plate (701) and is matched with the strong magnetic sheet B (702).

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