Mounting mechanism and soft endoscope protective cylinder

Abstract

The utility model discloses an installation mechanism and a soft endoscope protection cylinder, and relates to the technical field of protection mechanisms. Comprising a supporting frame, a fixed block arranged on the side wall of the supporting frame, a first hinge seat arranged on the end face of the supporting frame, a fixed sleeve arranged on one side of the first hinge seat, a movable rod arranged on the inner side of the fixed sleeve, a connecting plate arranged on the side wall of the movable rod and a first sliding block arranged on the inner side of the connecting plate. The push rod is arranged at the end of the connecting plate, and the second sliding block is arranged on the inner side of the push rod. The pipeline fixing device has the advantages that due to the fact that the quick release unit and the limiting unit are matched with each other, an operator can detach a placed pipeline better and conveniently; the labor intensity of workers is relieved to a certain extent, operation of the workers is facilitated, and the working efficiency of the workers is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of protection mechanisms, in particular to a mounting mechanism and a flexible endoscope protection tube. Background Art

[0002] An endoscope is an essential tool for endoscopists. It is a tubular instrument equipped with an image sensor, optical lens, light source, mechanical device, etc. It can enter the stomach through the mouth or enter the body through other natural orifices. The endoscope can be used to see lesions that cannot be displayed by X-rays.

[0003] At present, the routine preparation before endoscopic diagnosis and treatment is to hang the disinfected flexible endoscope on the endoscope hanging bracket of the endoscope main unit or the pendant, wherein the endoscope light guide plug part is connected to the endoscope main unit, the endoscope operating part is mounted on the endoscope hanging bracket, and the endoscope insertion tube under the operating part is vertically suspended in the air. The operating doctor removes the endoscope operating part and starts the endoscopic examination. When the examination is completed, if the nurse at the desk is busy with other matters and fails to immediately take the used endoscope, the operating doctor will also mount the endoscope operating part on the endoscope hanging bracket again, and then the nurse will send it to the endoscope disinfection room for cleaning and disinfection.

[0004] However, when the flexible endoscope is hung directly and exposed on the endoscope hanging frame, there is a risk of cross infection caused by both the flexible endoscope that has been disinfected before use and the flexible endoscope that has not been disinfected after use being hung on the same endoscope hanging frame; when the used flexible endoscope is hung on the endoscope hanging frame, contaminants in the endoscope cavity will drip onto the ground, causing the ground to be contaminated and slippery; when the disinfected endoscope insertion part is suspended vertically, there is a risk of contact with surrounding equipment or objects, which can easily cause contamination. Utility Model Content

[0005] In view of the above-mentioned prior art problems, the present utility model is proposed.

[0006] The utility model aims to provide a mounting mechanism, which aims to solve the problem that the existing placement tube is inconvenient to disassemble and is inconvenient for medical staff to clean and disinfect the placement tube.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: an installation mechanism, comprising a quick-release unit, including a support frame, a fixed block arranged on the side wall of the support frame, a first hinge seat arranged on the end face of the support frame, a fixed sleeve arranged on one side of the first hinge seat, a movable rod arranged on the inner side of the fixed sleeve, a connecting plate arranged on the side wall of the movable rod, a first slider arranged on the inner side of the connecting plate, a push rod arranged on the end of the connecting plate, and a second slider arranged on the inner side of the push rod;

[0008] The limiting unit comprises a connecting block, a guide rod arranged inside the connecting block, a limiting block arranged at an end of the guide rod, and a second spring arranged outside the guide rod;

[0009] The connecting block is matched with the fixing block; the connecting block passes through the fixing block and extends into the inside thereof.

[0010] As a preferred solution of the installation mechanism of the utility model, the fixing block includes a groove arranged inside the fixing block, slide grooves arranged on both sides of the fixing block, a limiting groove arranged on one side of the slide groove, and an arc-shaped protrusion arranged on the inner side of the limiting groove;

[0011] The sliding groove is communicated with the limiting groove; and the connecting block is matched with the groove.

[0012] As a preferred solution of the installation mechanism of the utility model, wherein: the fixing sleeve includes a through groove arranged on its side wall;

[0013] The movable rod comprises a second hinge seat arranged on a side wall thereof, and a tension spring arranged on an end of the movable rod;

[0014] The movable rod is matched with the fixed sleeve; the second hinge seat passes through the through slot and extends to the outside thereof; and the two ends of the tension spring are fixedly connected to the movable rod and the fixed sleeve respectively.

[0015] As a preferred solution of the installation mechanism of the utility model, wherein: the connecting plate includes a first notch arranged inside the connecting plate, and a second notch arranged on one side of the first notch;

[0016] The first slider includes a first rotating shaft disposed at an end thereof;

[0017] The first sliding block is matched with the first notch; the first sliding block passes through the first notch and extends to the outside thereof; the first rotating shaft is matched with the first hinge seat.

[0018] As a preferred solution of the installation mechanism of the utility model, wherein: the push rod includes a hinged portion arranged at one end thereof, and an extension plate arranged at the other end of the push rod;

[0019] The second slider includes a second rotating shaft disposed at an end thereof;

[0020] The second slider is adapted to the second notch; the second slider passes through the second notch and extends to the outside thereof;

[0021] The push rod is matched with the slide groove; the push rod passes through the slide groove and extends into the interior thereof.

[0022] As a preferred solution of the installation mechanism of the utility model, wherein: one end of the connecting plate is hinged to the second hinge seat; the other end of the connecting plate is hinged to the hinge part;

[0023] The connecting plate is an "L"-shaped structure.

[0024] As a preferred solution of the installation mechanism of the utility model, wherein: the connecting block includes a positioning groove arranged inside thereof;

[0025] The limit block includes a first inclined surface arranged at an end thereof, and a second inclined surface arranged at one side of the first inclined surface;

[0026] The limit block is matched with the limit groove; the limit block is matched with the positioning groove.

[0027] As a preferred solution of the installation mechanism of the utility model, wherein: the first inclined surface is in contact with the arc-shaped protrusion; the end of the extension plate is in contact with the end of the limit block.

[0028] The beneficial effects of the installation mechanism of the utility model are: through the cooperation between the quick-release unit and the limit unit, it can be more convenient for operators to dismantle the placed pipes; to a certain extent, the labor intensity of the staff is reduced, the operation of the staff is convenient, and the work efficiency of the staff is improved.

[0029] Another object of the utility model is to provide a flexible endoscope protective tube, which aims to solve the problem that the existing endoscope is suspended in the air and easily comes into contact with other objects and devices, causing the endoscope to be easily contaminated.

[0030] In order to solve the above technical problems, the utility model also provides the following technical solutions: a flexible endoscope protective tube, which includes a mounting mechanism; and a protective unit, including a placement pipe, a connecting sleeve arranged at the end of the placement pipe, and a fixing groove arranged on the outer wall of the connecting sleeve;

[0031] The placement pipeline is connected to the connection block.

[0032] As a preferred solution of the flexible endoscope protective tube of the utility model, wherein: the placement pipe is connected to the connecting sleeve; the number of the fixing grooves is multiple groups; the multiple groups of fixing grooves are opened at equal distances along the bottom of the connecting sleeve.

[0033] The beneficial effects of the soft endoscope protection tube of the utility model are as follows: the arranged placement pipe can better protect the endoscope and can effectively avoid cross infection between the endoscope after use and the endoscope before use; the arranged connecting sleeve and fixing groove can facilitate the operator to install the plastic bag on the placement pipe; thereby, the contaminants of the endoscope after use can be dropped into the plastic bag, which is more convenient for medical staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0035] Figure 1 It is a structural schematic diagram of the utility model.

[0036] Figure 2 It is a schematic diagram of the explosion structure in the utility model.

[0037] Figure 3 It is a partial cross-sectional view of the present invention.

[0038] Figure 4 It is a schematic diagram of the connection structure between the protection unit and the limiting unit in the utility model. DETAILED DESCRIPTION

[0039] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0040] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0041] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0042] Example 1

[0043] Reference Figure 1, is the first embodiment of the utility model, which provides a mounting mechanism, including a quick-release unit 100, including a support frame 101, a fixed block 102 arranged on the side wall of the support frame 101, a first hinge seat 103 arranged on the end face of the support frame 101, a fixed sleeve 104 arranged on one side of the first hinge seat 103, a movable rod 105 arranged on the inner side of the fixed sleeve 104, a connecting plate 106 arranged on the side wall of the movable rod 105, a first slider 107 arranged on the inner side of the connecting plate 106, a push rod 108 arranged at the end of the connecting plate 106, and a second slider 109 arranged on the inner side of the push rod 108.

[0044] Preferably, the bottom of the support frame 101 is connected with a cross-connecting plate, and a roller is provided at the bottom of the connecting plate, which can better facilitate the staff to drive the equipment to move; the fixed block 102 is fixedly connected to the support frame 101, and the number of the fixed blocks 102 is two groups, and the two groups of fixed blocks 102 are symmetrically arranged on the side walls of the support frame 101; the number of the first hinged seats 103 is four groups, and the four groups of first hinged seats 103 are respectively located at the top of the support frame 101 and are symmetrically arranged in pairs; and the first hinged seat 103 is welded and fixed to the support frame 101; the fixed sleeve 104 is located in the middle between the two groups of first hinged seats 103; and the fixed sleeve 104 is connected to the support frame 101 The supports 101 are welded and fixed; the end of the movable rod 105 is hinged and rotated with the end of the connecting plate 106; as the movable rod 105 moves, the connecting plate 106 can be turned over; the first slider 107 is arranged to rotate along the inside of the first hinge seat 103; the other end of the connecting plate 106 is hinged and rotated with the push rod 108; as the movable rod 105 moves, the connecting plate 106 can be driven to rotate, and the connecting plate 106 flips and pushes the push rod 108 to move; the second slider 109 is arranged to connect the connecting plate 106 and the push rod 108; the first slider 107 can connect the first hinge seat 103 and the connecting plate 106.

[0045] Furthermore, the limiting unit 200 includes a connecting block 201, a guide rod 202 arranged on the inner side of the connecting block 201, a limiting block 203 arranged on the end of the guide rod 202, and a second spring 204 arranged on the outer side of the guide rod 202; the connecting block 201 is adapted to the fixed block 102; the connecting block 201 passes through the fixed block 102 and extends into the interior thereof.

[0046] Preferably, one end of the second spring 204 is welded and fixed to the limit block 203, and the other end of the second spring 204 is welded and fixed to the connecting block 201; the position of the limit block 203 can be fixed by the second spring 204; it is ensured that the limit block 203 can slide inside the positioning groove 201a; the guide rod 202 can guide the second spring 204, thereby ensuring that the movement of the limit block 203 can compress the second spring 204.

[0047] When in use, the operator inserts the connecting block 201 into the fixed block 102; the limiting block 203 contacts the inner wall of the fixed block 102; as the connecting block 201 moves continuously; the limiting block 203 moves gradually, and the second spring 204 is compressed during the movement of the limiting block 203; as the limiting block 203 enters into the fixed block 102; when the connecting block 201 enters into the fixed block 102; the position of the connecting block 201 can be limited; when necessary, the connecting block 201 and the fixed block 102 are unlocked; by pulling the movable rod 105 upwards; as the movable rod 105 moves, the connecting plate 106 is driven to flip the moving angle; while the connecting plate 106 flips, the push rod 108 is pushed to move, so that the push rod 108 can contact the end of the limiting block 203 and push the limiting block 203 to move, thereby making it easy for the limiting block 203 to be immersed in the connecting block 201; it is convenient for the staff to take the connecting block 201 out of the fixed block 102.

[0048] In summary, the fixed block 102 and the connecting block 201 are cooperated with each other to fix the position between the fixed block 102 and the connecting block 201; the connecting plate 106 can be driven to flip by pulling the movable rod 105, and as the connecting plate 106 flips, the push rod 108 can be pushed to move, so that the push rod 108 can push the limit block 203 to move, thereby facilitating the operator to take the connecting block 201 out of the fixed block 102, which is more convenient for the staff to operate to a certain extent.

[0049] Example 2

[0050] Reference Figures 1 to 4 , which is the second embodiment of the utility model, includes, the fixed block 102 includes a groove 102a arranged therein, slide grooves 102b arranged on both sides of the fixed block 102, a limiting groove 102c arranged on one side of the slide groove 102b, and an arc-shaped protrusion 102d arranged on the inner side of the limiting groove 102c; the slide groove 102b is connected to the limiting groove 102c; the connecting block 201 is adapted to the groove 102a.

[0051] Furthermore, the groove 102a is a rectangular structure, and the groove 102a, the slide groove 102b and the limit groove 102c are connected. The structure of the connecting block 201 is adapted to the groove 102a, so that the connecting block 201 can be inserted into the inner side of the groove 102a.

[0052] Furthermore, the fixed sleeve 104 includes a through groove 104a arranged on its side wall; the movable rod 105 includes a second hinge seat 105a arranged on its side wall, and a tension spring 105b arranged on the end of the movable rod 105; the movable rod 105 is adapted to the fixed sleeve 104; the second hinge seat 105a penetrates the through groove 104a and extends to its outside; the two ends of the tension spring 105b are respectively fixedly connected to the movable rod 105 and the fixed sleeve 104.

[0053] Preferably, the through groove 104a is provided to guide the movement of the movable rod 105; the two ends of the tension spring 105b are provided to connect the movable rod 105 and the fixed sleeve 104; the second hinge seat 105a slides along the inside of the through groove 104a; and the movable rod 105 can be ensured to move in the vertical direction.

[0054] Furthermore, the connecting plate 106 includes a first notch 106a arranged inside it, and a second notch 106b arranged on one side of the first notch 106a; the first slider 107 includes a first rotating shaft 107a arranged at its end; the first slider 107 is adapted to the first notch 106a; the first slider 107 passes through the first notch 106a and extends to its outside; the first rotating shaft 107a is adapted to the first hinge seat 103.

[0055] Preferably, the connecting plate 106 is provided with an "L"-shaped structure; the first slider 107 is provided to slide along the inside of the first notch 106a; and the first slider 107 rotates along the axial hole opened inside the first hinge seat 103; the first slider 107 cooperates with the first hinge seat 103 to ensure that the movement of the movable rod 105 can drive the connecting plate 106 to flip.

[0056] Furthermore, the push rod 108 includes a hinge portion 108a arranged at one end thereof, and an extension plate 108b arranged at the other end of the push rod 108; the second slider 109 includes a second rotating shaft 109a arranged at its end; the second slider 109 is adapted to the second notch 106b; the second slider 109 passes through the second notch 106b and extends to the outside thereof; the push rod 108 is adapted to the slide groove 102b; the push rod 108 passes through the slide groove 102b and extends to the inside thereof.

[0057] Preferably, the second slider 109 is adapted to the second notch 106b; and the second slider 109 slides inside the second notch 106b; and the second slider 109 connects the push rod 108 and the connecting plate 106; the connecting plate 106 can drive the push rod 108 to move while flipping; the push rod 108 slides inside the slide groove 102b.

[0058] Furthermore, one end of the connecting plate 106 is hinged to the second hinge seat 105a; the other end of the connecting plate 106 is hinged to the hinge portion 108a; and the connecting plate 106 is an "L"-shaped structure.

[0059] Preferably, one end of the connecting plate 106 is hinged and rotated with the second hinge seat 105a; and the other end of the connecting plate 106 is hinged and rotated with the hinge part 108a; the connecting plate 106 can be driven to flip during the movement of the movable rod 105; as the movable rod 105 flips, the connecting plate 106 can be driven to rotate; and the connecting plate 106 can push the push rod 108 to move while the connecting plate 106 rotates.

[0060] Furthermore, the connecting block 201 includes a positioning groove 201a arranged therein; the limiting block 203 includes a first inclined surface 203a arranged at its end, and a second inclined surface 203b arranged on one side of the first inclined surface 203a; the limiting block 203 is adapted to the limiting groove 102c; the limiting block 203 is adapted to the positioning groove 201a; the first inclined surface 203a is in contact with the arc-shaped protrusion 102d; the end of the extension plate 108b is in contact with the end of the limiting block 203.

[0061] Preferably, the number of the positioning grooves 201a is two groups, and the two groups of positioning grooves 201a are connected by a circular hole; the guide rod 202 is adapted to the circular hole; one end of the second spring 204 is welded and fixed to the limit block 203, and the other end of the second spring 204 is welded and fixed to the inner wall of the positioning groove 201a; the limit block 203 is welded and fixed to the guide rod 202; the inclined surface of the first inclined surface 203a is larger than the inclined surface of the second inclined surface 203b; the extension plate 108b is in contact with the end of the limit block 203; during the movement of the extension plate 108b, the limit block 203 can be pushed to move, so that the second inclined surface 203b can contact the inner wall of the slide groove 102b; thereby making it easier for the operator to remove the connecting block 201 from the inside of the fixed block 102.

[0062] When the staff needs to disassemble the placed pipe 301 during use, they pull up the movable rod 105; the movable rod 105 drives the second hinge seat 105a to slide along the inside of the through groove 104a; as the movable rod 105 moves, the tension spring 105b is in a stretched state; as the movable rod 105 continues to move, the second hinge seat 105a and the connecting plate 106 are hinged and rotated; as the movable rod 105 moves, the connecting plate 106 is turned over; the first slider 107 is rotated in the opposite direction along the shaft hole inside the first hinge seat 103; the connecting plate 106 turns over and drives the push rod 108 to move; so that the push rod 1 08 slides along the inside of the groove 102a; the first slider 107 and the second slider 109 can better ensure that the movable rod 105 is pulled upward, which can drive the connecting plate 106 to flip and push the push rod 108 to move; the push rod 108 moves and pushes the slide groove 102b to slide; the push rod 108 moves and drives the extension plate 108b to move, so that the extension plate 108b passes through the slide groove 102b and extends to the inner side of the limiting groove 102c, and the end of the extension plate 108b pushes the limiting block 203 to move, so that the second inclined surface 203b moves to one side of the limiting groove 102c; then the connecting block 201 is pulled outward; the second inclined surface 203b and The limiting groove 102c contacts with each other; as the end of the limiting groove 102c presses the second inclined surface 203b, the limiting block 203 moves toward the inside of the connecting block 201; thereby, the limiting block 203 is immersed in the inside of the connecting block 201, so that the staff can take the connecting block 201 out of the inside of the fixing block 102; and then the placement pipe 301 fixedly connected to one end of the connecting block 201 can be removed from one side of the support frame 101; and then when it is necessary to install and position the placement pipe 301 on one side of the support frame 101, the connecting block 201 is used to push it into the groove 102a; during the movement of the connecting block 201, the first inclined surface 203a is squeezed by the inner wall of the fixed block 102, so that the limit block 203 moves to the inside of the connecting block 201; as the limit block 203 moves, the second spring 204 can be compressed, and when the limit block 203 moves to the position corresponding to the limit groove 102c; then under the action of the rebound force of the second spring 204, the second spring 204 pushes the limit block 203 into the inner side of the limit groove 102c, thereby fixing the position between the limit block 203 and the fixed block 102, and then fixing the position of the fixed block 102 and the connecting block 201; the installation between the placement pipe 301 and the support frame 101 can be completed.

[0063] In summary, by cooperating with each other between the quick-release unit and the limit unit, it can be more convenient for operators to dismantle the placed pipes; to a certain extent, the labor intensity of the staff is reduced, the operation of the staff is convenient, and the work efficiency of the staff is improved.

[0064] Example 3

[0065] Reference Figure 1 to Figure 4 , which is the third embodiment of the utility model, this embodiment further provides a flexible endoscope protective tube, including a protective unit 300, including a placement pipe 301, a connecting sleeve 302 arranged at the end of the placement pipe 301, and a fixing groove 303 arranged on the outer wall of the connecting sleeve 302; the placement pipe 301 is connected to the connecting block 201.

[0066] Preferably, the placement pipe 301 is a transparent plastic pipe structure; the length of the placement pipe 301 can meet the distance that the endoscope is suspended in the air; the connection sleeve 302 is located at the top of the placement pipe 301; during use, a sterilized plastic bag can be put on the inside of the placement pipe 301; thereby facilitating the end of the endoscope to be located inside the plastic bag.

[0067] Furthermore, the pipe 301 is placed to connect with the connecting sleeve 302 ; the number of the fixing grooves 303 is multiple groups; the multiple groups of fixing grooves 303 are opened at equal intervals along the bottom of the connecting sleeve 302 .

[0068] Preferably, the number of fixed grooves 303 is multiple groups, and the multiple groups of fixed grooves 303 are located at the bottom of the connecting sleeve 302 to form a pointed structure at the bottom. During the process of putting on the plastic bag, the end of the plastic bag can be hung on the spike position; thereby ensuring that the plastic bag is arranged on the inner side of the placement pipe 301; putting a plastic bag inside the placement pipe 301 can effectively prevent dirt on the surface of the endoscope from falling to the ground; after putting on the plastic bag, it can be more convenient for the staff to place the endoscope; at the same time, the number of placement pipes 301 is two groups, which can distinguish and facilitate the placement of endoscopes before and after use; the "plastic bags" mentioned in this application are all medical devices for medical disinfection.

[0069] When in use, the staff can put a plastic bag inside the placement pipe 301; then the end of the plastic bag can be hooked on the bottom end of the connecting sleeve 302, so that the plastic bag can be better put on the inside of the placement pipe 301; the placement pipe 301 is welded and fixed to the connecting block 201, and when the position of the placement pipe 301 is disassembled and installed, the placement pipe 301 can be disassembled and installed according to the above steps.

[0070] In summary, the placement pipe can better protect the endoscope and effectively avoid cross infection between the endoscope before and after use; the connection sleeve and the fixing groove can facilitate the operator to install the plastic bag on the placement pipe; thereby, the contaminants of the endoscope after use can be dropped into the plastic bag, which is more convenient for medical staff to use.

[0071] It is important to note that the above embodiments are only used to illustrate the technical solution of the utility model and are not intended to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A mounting mechanism, characterized in that: include, A quick-release unit (100) comprises a support frame (101), a fixed block (102) arranged on a side wall of the support frame (101), a first hinge seat (103) arranged on an end surface of the support frame (101), a fixed sleeve (104) arranged on one side of the first hinge seat (103), a movable rod (105) arranged on the inner side of the fixed sleeve (104), a connecting plate (106) arranged on the side wall of the movable rod (105), a first slider (107) arranged on the inner side of the connecting plate (106), a push rod (108) arranged on the end of the connecting plate (106), and a second slider (109) arranged on the inner side of the push rod (108); A limiting unit (200) comprises a connecting block (201), a guide rod (202) arranged inside the connecting block (201), a limiting block (203) arranged at the end of the guide rod (202), and a second spring (204) arranged outside the guide rod (202); The connection block (201) is compatible with the fixing block (102); the connection block (201) penetrates the fixing block (102) and extends into the interior thereof.

2. The mounting mechanism according to claim 1, characterized in that: The fixing block (102) comprises a groove (102a) arranged inside the fixing block (102), sliding grooves (102b) arranged on both sides of the fixing block (102), a limiting groove (102c) arranged on one side of the sliding groove (102b), and an arc-shaped protrusion (102d) arranged on the inner side of the limiting groove (102c); The sliding groove (102b) is communicated with the limiting groove (102c); and the connecting block (201) is adapted to the groove (102a).

3. The mounting mechanism according to claim 2, characterized in that: The fixing sleeve (104) comprises a through groove (104a) arranged on a side wall thereof; The movable rod (105) comprises a second hinge seat (105a) arranged on a side wall thereof, and a tension spring (105b) arranged at the end of the movable rod (105); The movable rod (105) is matched with the fixed sleeve (104); the second hinge seat (105a) passes through the through slot (104a) and extends to the outside thereof; the two ends of the tension spring (105b) are fixedly connected to the movable rod (105) and the fixed sleeve (104) respectively.

4. The mounting mechanism according to claim 3, characterized in that: The connecting plate (106) comprises a first notch (106a) arranged inside the connecting plate, and a second notch (106b) arranged on one side of the first notch (106a); The first sliding block (107) comprises a first rotating shaft (107a) arranged at an end thereof; The first sliding block (107) is matched with the first notch (106a); the first sliding block (107) passes through the first notch (106a) and extends to the outside thereof; the first rotating shaft (107a) is matched with the first hinge seat (103).

5. The mounting mechanism according to claim 4, characterized in that: The push rod (108) includes a hinge portion (108a) arranged at one end thereof, and an extension plate (108b) arranged at the other end of the push rod (108); The second sliding block (109) comprises a second rotating shaft (109a) arranged at an end thereof; The second sliding block (109) is adapted to the second notch (106b); the second sliding block (109) passes through the second notch (106b) and extends to the outside thereof; The push rod (108) is adapted to the slide groove (102b); the push rod (108) passes through the slide groove (102b) and extends into the interior thereof.

6. The mounting mechanism according to claim 5, characterized in that: One end of the connecting plate (106) is hinged to the second hinge seat (105a); the other end of the connecting plate (106) is hinged to the hinge portion (108a); The connecting plate (106) is an "L"-shaped structure.

7. The mounting mechanism according to claim 6, characterized in that: The connection block (201) comprises a positioning groove (201a) arranged inside the connection block; The limiting block (203) comprises a first inclined surface (203a) arranged at an end thereof, and a second inclined surface (203b) arranged at one side of the first inclined surface (203a); The limit block (203) is matched with the limit groove (102c); the limit block (203) is matched with the positioning groove (201a).

8. The mounting mechanism according to claim 7, characterized in that: The first inclined surface (203a) is in contact with the arc-shaped protrusion (102d); and the end of the extension plate (108b) is in contact with the end of the limit block (203).

9. A flexible endoscope protective tube, characterized in that: It comprises the installation mechanism according to any one of claims 1 to 8; and a protection unit (300), comprising a placement pipe (301), a connecting sleeve (302) arranged at the end of the placement pipe (301), and a fixing groove (303) arranged on the outer wall of the connecting sleeve (302); The placement pipeline (301) is connected to the connection block (201).

10. The flexible endoscope protective tube according to claim 9, characterized in that: The placement pipe (301) is connected to the connection sleeve (302); the number of the fixing grooves (303) is multiple groups; the multiple groups of fixing grooves (303) are opened at equal distances along the bottom of the connection sleeve (302).

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