Condensing main machine air outlet elbow convenient to assemble

Abstract

The utility model discloses a condensing host air outlet elbow convenient to assemble, which is provided with an elbow body convenient to support and assemble, and the end part of the outer surface of the elbow body is butted with a connecting pipe for assembling a condensing host; comprising a connecting assembly installed on the upper surface of the elbow body, a rotating shaft is rotationally connected to the inner surface of the connecting assembly, a ratchet wheel is installed on the upper side of the outer surface of the rotating shaft in a nested mode, and meanwhile ratchets are connected to the outer surface of the ratchet wheel in a clamped mode; and the moving block is rotationally connected to the inner surface of the ratchet in a sliding manner. According to the condensation main machine air outlet elbow convenient to assemble, the elbow body convenient to support is arranged, the elbow body is connected with a connecting pipe of a condensation main machine and used in cooperation with an assembled connecting assembly, in the effective contact process, a locking structure of a ratchet wheel is loosened, the ratchet wheel is adjusted to rotate, and therefore an extrusion spring arranged on a rack on a control gear and a rotating disc are adjusted to rotate; and further, the clamping piece on the elbow body is controlled to effectively clamp the connecting pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of assembling an air outlet elbow of a condensing main unit, in particular to an air outlet elbow of a condensing main unit which is easy to assemble. Background Art

[0002] The elbow at the air outlet of the condensing host is assembled at the pipe of the air outlet through the ventilation position of the condensing host to facilitate connection with the single-core body used later. In order to improve the stability of the assembly between the elbow and the connecting pipe, bolts are used to form a lock. However, there are still some problems with the elbow used at the air outlet of the condensing host during use.

[0003] In the prior art, the “anti-drop elbow connection structure” in the authorization publication (announcement) number: CN206443995U includes an endotracheal tube, an elbow and a threaded tube; lock buckles are respectively provided on both ends of the elbow, and the lock buckle includes a connecting portion and a clamping groove; one of the connecting portion and the elbow is provided with a positioning hole, and the other is provided with a positioning column, and the lock buckle and the elbow are movably linked through the positioning hole and the positioning column; a convex step is provided on the outer periphery of the head end of the endotracheal tube, and the elbow and the endotracheal tube are clamped and connected through the clamping groove and the convex step; a convex step is also provided on the outer periphery of the end of the threaded tube, and the elbow and the threaded tube are clamped and connected through the clamping groove and the convex step;

[0004] During the operation of the above-mentioned device, the endotracheal tube and the threaded tube can be effectively prevented from falling off, ensuring the patency of the perioperative airway, thereby ensuring the patient's life safety. However, during use, it is easy to cause the elbow to fall off at the contact point, affecting the normal operation of the condensing host, and operating only by locking the assembled bolts can easily cause difficulty in disassembly later, and leakage at the elbow connection due to vibration. Utility Model Content

[0005] The purpose of the utility model is to provide an air outlet elbow of a condensing main unit which is easy to assemble, so as to solve the problems mentioned in the above-mentioned background technology that the elbow is easy to fall off at the contact point and affect the normal operation of the condensing main unit, and it is very easy to make it difficult to disassemble later when operating only by locking the assembled bolts, and there is leakage at the elbow connection due to vibration.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: an easy-to-assemble condensing main unit air outlet elbow, an elbow body that is easy to support and assemble, and an outer surface end of the elbow body is butted with a connecting pipe for assembling the condensing main unit;

[0007] It comprises: a connecting assembly installed on the upper surface of the elbow body, and the inner surface of the connecting assembly is rotatably connected with a rotating shaft, and a ratchet is nested and installed on the upper side of the outer surface of the rotating shaft, and the outer surface of the ratchet is engaged with ratchet teeth;

[0008] The moving block is rotatably and slidably connected to the inner surface of the ratchet, and a connecting rod is installed on the outer surface of the moving block, and the connecting rod passes through the side wall of the connecting assembly, and the moving block is connected to a reset spring through the connecting rod and the connecting assembly;

[0009] A spur gear is rotatably connected to the middle section of the outer surface of the rotating shaft, and a rack is meshedly connected to the outer surface of the spur gear, and an extrusion spring is connected between the outer surface end of the rack and the connecting assembly, and a turntable is assembled on the lower section of the outer surface of the rotating shaft, and a connecting rod is rotatably connected to the outer surface of the turntable, and a moving rod is connected to the other end of the outer surface of the connecting rod, and a clamp is installed on the outer surface of the moving rod, and the clamp is limitedly slid on the bottom of the inner surface of the connecting assembly, so that the clamp is clamped on the outer surface of the connecting pipe;

[0010] The limiting components are installed on the left and right sides of the outer surface of the elbow body.

[0011] Preferably, the connecting component is embedded and installed on the upper and lower sides of the outer surface of the elbow body, and the connecting component forms a rotating structure through the rotating shaft and the ratchet, and the ratchet and the ratchet teeth form a limiting snap-fit ​​structure, while the ratchet teeth and the inner surface of the connecting component form a positioning rotating structure.

[0012] Through the above structure, the engagement of the ratchet wheel and the ratchet teeth can be effectively controlled by rotating the shaft during use, and the rotation of the spur gear connected to the rotating shaft can be controlled to work on the spur gear before engagement.

[0013] Preferably, the ratchet and the moving block form a sliding structure for limited rotation, and the moving block forms a limited through structure with the connecting rod and the connecting assembly, and the connecting assembly forms an elastic extrusion structure with the moving block and the ratchet through a reset spring.

[0014] Through the above structure, when the ratchet is in use, it effectively cooperates with the ratchet with the elastic extrusion structure to prevent the ratchet from automatically resetting, avoid loss of force during the subsequent assembly of the alignment clamp, and prevent the lower spur gear from resetting.

[0015] Preferably, the rotating shaft and the spur gear form an integrated structure, and the spur gear forms an elastic meshing rotating structure with the connecting assembly through the rack and the extrusion spring, and the rotating shaft and the turntable form a rotating structure, while the turntable forms a linked rotating structure with the moving rod through the connecting rod, and the moving rod and the clamping member and the connecting assembly form a limited sliding structure, while the clamping member and the connecting tube form a limited locking structure.

[0016] Through the above structure, when in use, the spur gear and the turntable are effectively controlled to rotate synchronously according to the rotation of the ratchet wheel, and the extrusion spring of the rack assembly is squeezed to form a contraction, so that the card can effectively cooperate with the unlocking of the ratchet after entering the connecting tube, and the extrusion spring is controlled to cause elastic extrusion and rotation of the spur gear, thereby controlling the card to form a linked locking and positioning use.

[0017] Preferably, the inner surface of the limit assembly is rotatably connected to a threaded rod, and the outer surface of the threaded rod is threadably connected to a slider, and the slider is limited and slid on the inner surface of the limit assembly, and the outer surface of the slider is rotatably connected to an extrusion rod, and the outer surface of the extrusion rod is rotatably connected to a locking block, and the end of the extrusion rod is located in the middle section of the locking block, and the locking block is snap-assembled on the outer surface of the connecting pipe.

[0018] The above structure facilitates stable positioning and assembly during use, and forms a linked rotation, effectively forming a stable engagement and positioning for the side of the connecting pipe.

[0019] Preferably, the slider forms a threaded adjustable sliding structure through a threaded rod and a limit assembly, and the limit assembly is embedded in the left and right sides of the outer surface of the elbow body, and the slider forms a linked rotating structure with the locking block through an extrusion rod, while the locking block and the elbow body form a positioning rotation structure, and the locking block and the connecting pipe form a limit locking structure.

[0020] The above structure facilitates the positioning and engagement assembly of the clamping parts during use, and effectively controls the locking blocks assembled at equal distances to rotate and engage with the connecting pipe for positioning during use.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] 1. The condensing main unit air outlet elbow that is easy to assemble is provided with an elbow body that is easy to support, and is connected to the connecting pipe of the condensing main unit, and cooperates with the use of the assembled connecting assembly, effectively loosens the locking structure of the ratchet when in contact, adjusts the rotation of the ratchet, thereby simultaneously running the extrusion spring set on the rack on the control gear, adjusts the rotation of the turntable, and then controls the clamp on the elbow body to effectively clamp the connecting pipe;

[0023] 2. The air outlet elbow of the condensing main unit which is easy to assemble is provided with a ratchet which is convenient for controlling the rotating shaft, so as to be connected with the ratchet teeth, and then cooperate with the use of the moving block, the reset spring and the connecting rod to effectively form an elastic locking state, and control the ratchet to form a reset state through the card assembled by the coaxial control turntable before use, and then when the card passes through the connecting pipe, the control of the ratchet can be unlocked, the synchronous control card can be engaged and positioned, and the position of the extrusion rod can be adjusted by the motor, and the angle of the locking block can be controlled in cooperation with the extrusion rod, so as to squeeze and engage the edge of the connecting pipe for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of the elbow body of the utility model;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of the elbow body of the utility model in a half-section view;

[0026] Figure 3 This is a schematic diagram of the exploded cross-sectional three-dimensional structure of the connection assembly of the utility model;

[0027] Figure 4 For this utility model Figure 3 A in the middle is an enlarged schematic diagram of the three-dimensional structure;

[0028] Figure 5 It is a schematic diagram of the three-dimensional structure of the limiting component of the utility model.

[0029] In the figure: 1. elbow body; 2. connecting pipe; 3. connecting assembly; 4. rotating shaft; 5. ratchet; 6. ratchet; 7. moving block; 8. reset spring; 9. connecting rod; 10. spur gear; 11. rack; 12. extrusion spring; 13. turntable; 14. connecting rod; 15. moving rod; 16. clamp; 17. limit assembly; 18. threaded rod; 19. slider; 20. extrusion rod; 21. locking block. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-Figure 5 The utility model provides a technical solution: an elbow for the air outlet of a condensing main unit that is easy to assemble, an elbow body 1 that is easy to support and assemble is provided, and the outer surface end of the elbow body 1 is butted with a connecting pipe 2 for assembling the condensing main unit;

[0032] It includes: a connecting component 3, which is installed on the upper surface of the elbow body 1, and the inner surface of the connecting component 3 is rotatably connected with a rotating shaft 4, and a ratchet 5 is nested and installed on the upper side of the outer surface of the rotating shaft 4, and the outer surface of the ratchet 5 is engaged with a ratchet 6;

[0033] The moving block 7 is rotatably and slidably connected to the inner surface of the ratchet 6, and a connecting rod 9 is installed on the outer surface of the moving block 7, and the connecting rod 9 passes through the side wall of the connecting component 3, and a reset spring 8 is connected between the moving block 7 and the connecting component 3 through the connecting rod 9;

[0034] A spur gear 10 is rotatably connected to the middle section of the outer surface of the rotating shaft 4, and a rack 11 is meshedly connected to the outer surface of the spur gear 10, and an extrusion spring 12 is connected between the outer surface end of the rack 11 and the connecting component 3, while a turntable 13 is assembled on the lower section of the outer surface of the rotating shaft 4, and a connecting rod 14 is rotatably connected to the outer surface of the turntable 13, and a moving rod 15 is connected to the other end of the outer surface of the connecting rod 14, and a clamp 16 is installed on the outer surface of the moving rod 15, and the clamp 16 is limitedly slid on the bottom of the inner surface of the connecting component 3, so that the clamp 16 is clamped on the outer surface of the connecting pipe 2;

[0035] The connecting component 3 is embedded and installed on the upper and lower sides of the outer surface of the elbow body 1, and the connecting component 3 forms a rotating structure with the ratchet 5 through the rotating shaft 4, and the ratchet 5 and the ratchet 6 form a limiting snap-fit ​​structure, while the ratchet 6 and the inner surface of the connecting component 3 form a positioning rotating structure.

[0036] The ratchet 6 and the moving block 7 form a sliding structure for limited rotation, and the moving block 7 forms a limited penetration structure with the connecting component 3 through the connecting rod 9, and the connecting component 3 forms an elastic extrusion structure with the moving block 7 and the ratchet 6 through the reset spring 8.

[0037] The rotating shaft 4 and the spur gear 10 form an integrated structure, and the spur gear 10 forms an elastic meshing rotation structure with the connecting component 3 through the rack 11 and the extrusion spring 12, and the rotating shaft 4 and the turntable 13 form a rotation structure, and the turntable 13 forms a linked rotation structure with the moving rod 15 through the connecting rod 14, and the moving rod 15 and the clamping member 16 form a limited sliding structure with the connecting component 3, and the clamping member 16 and the connecting tube 2 form a limited clamping structure.

[0038] When in use, the rotating shaft 4 assembled with the connecting assembly 3 installed on the control elbow body 1 is rotated, and the ratchet 5, the spur gear 10 and the turntable 13 are synchronously controlled to rotate simultaneously, and when the ratchet 5 rotates clockwise, it will engage with the ratchet 6, and through the sliding rotation of the ratchet 6 The assembled moving block 7, and the elastic extrusion between the connecting rod 9 and the return spring 8 assembled by the moving block 7, effectively control the ratchet 6 to prevent it from disengaging from the ratchet 5, and avoid the reverse rotation of the ratchet 5. When rotating, the synchronously controlled spur gear 10 will be set to mesh with the rack 11 in a clockwise manner, thereby controlling the rack 11 and the connecting rod 9 to mesh with the rack 11 in a clockwise manner. Extrusion occurs between the connecting components 3, and the turntable 13 is driven to control the connecting rod 14 to drive the moving rod 15 to form a centering adjustment, and the moving rod 15 drives the clamping piece 16 to work, and when the clamping piece 16 is adjusted to a hole that can pass through the elbow body 1 and the connecting pipe 2, the clamping piece 16 is stably passed through the connecting pipe 2, and the connecting rod 9 is pulled to cause the ratchet 6 to disengage from the ratchet 5, and the spur gear 10 coaxially assembled with the ratchet 5 is driven by the elastic rack 11 to form a coaxial reverse rotation, effectively controlling the clamping piece 16 to form a clamping and positioning use on the outside of the connecting pipe 2, thereby improving the stability of the use of the clamping piece 16.

[0039] The limiting assembly 17 is installed on the left and right sides of the outer surface of the elbow body 1.

[0040] The inner surface of the limiting component 17 is rotatably connected to a threaded rod 18, and the outer surface of the threaded rod 18 is threadedly connected to a slider 19, and the slider 19 is limitedly slid on the inner surface of the limiting component 17, and the outer surface of the slider 19 is rotatably connected to an extrusion rod 20, and the outer surface of the extrusion rod 20 is rotatably connected to a locking block 21, and the end of the extrusion rod 20 is located in the middle section of the locking block 21, and the locking block 21 is snap-fitted and assembled on the outer surface of the connecting pipe 2.

[0041] The slider 19 forms a threaded adjustable sliding structure with the threaded rod 18 and the limit assembly 17, and the limit assembly 17 is embedded and installed on the left and right sides of the outer surface of the elbow body 1, and the slider 19 forms a linked rotating structure with the locking block 21 through the extrusion rod 20, and the locking block 21 and the elbow body 1 form a positioning rotation structure, and the locking block 21 and the connecting pipe 2 form a limiting snap-fit ​​structure.

[0042] When the clamp 16 engages and positions the connecting pipe 2, the motor assembled on the rear side of the limiting component 17 installed on the elbow body 1 can be controlled to effectively drive the threaded rod 18 to rotate, so that the threaded control slider 19 slides on the inner surface of the limiting component 17, and drives the slider 19 and the extrusion rod 20 to rotate, so that the extrusion rod 20 drives the locking block 21 of the positioning and rotating assembly to rotate synchronously, and the locking blocks 21 set at equal distances are stably engaged on the rear side of the outer surface of the connecting pipe 2, and the left and right sides of the connecting pipe 2 are engaged and locked for use, so as to prevent air leakage at the elbow connection and avoid the inconvenience of maintenance due to aging in the later stage.

[0043] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An air outlet elbow of a condensing main unit that is easy to assemble, comprising an elbow body (1) that is easy to support and assemble, and an outer surface end of the elbow body (1) is butted with a connecting pipe (2) for assembling the condensing main unit; It is characterized in that include: A connecting assembly (3) is mounted on the upper surface of the elbow body (1), and the inner surface of the connecting assembly (3) is rotatably connected to a rotating shaft (4), and a ratchet (5) is nested and mounted on the upper side of the outer surface of the rotating shaft (4), and a ratchet (6) is snap-connected to the outer surface of the ratchet (5); The moving block (7) is rotatably and slidably connected to the inner surface of the ratchet (6), and a connecting rod (9) is installed on the outer surface of the moving block (7), and the connecting rod (9) passes through the side wall of the connecting assembly (3), and the moving block (7) is connected to a reset spring (8) through the connecting rod (9) and the connecting assembly (3); A spur gear (10) is rotatably connected to the middle section of the outer surface of the rotating shaft (4), and the outer surface of the spur gear (10) is meshedly connected with a rack (11), and an extrusion spring (12) is connected between the outer surface end of the rack (11) and the connecting assembly (3), and a rotating disk (13) is assembled on the lower section of the outer surface of the rotating shaft (4), and the outer surface of the rotating disk (13) is rotatably connected with a connecting rod (14), and the other end of the outer surface of the connecting rod (14) is connected with a moving rod (15), and a clamping member (16) is installed on the outer surface of the moving rod (15), and the clamping member (16) is limitedly slid on the bottom of the inner surface of the connecting assembly (3), so that the clamping member (16) is clamped on the outer surface of the connecting pipe (2); The limiting assembly (17) is installed on the left and right sides of the outer surface of the elbow body (1).

2. The condensing main unit air outlet elbow that is easy to assemble according to claim 1 is characterized by: The connecting component (3) is embedded and installed on the upper and lower sides of the outer surface of the elbow body (1), and the connecting component (3) forms a rotating structure through the rotating shaft (4) and the ratchet (5), and the ratchet (5) and the ratchet teeth (6) form a limited locking structure, while the ratchet teeth (6) and the inner surface of the connecting component (3) form a positioning rotating structure.

3. The condensing main unit air outlet elbow that is easy to assemble according to claim 1 is characterized by: The ratchet (6) and the moving block (7) form a sliding structure for limited rotation, and the moving block (7) forms a limited penetration structure with the connecting assembly (3) through a connecting rod (9), and the connecting assembly (3) forms an elastic extrusion structure with the moving block (7) and the ratchet (6) through a reset spring (8).

4. The condensing main unit air outlet elbow that is easy to assemble according to claim 1 is characterized by: The rotating shaft (4) and the spur gear (10) form an integrated structure, and the spur gear (10) forms an elastic meshing rotation structure with the connecting assembly (3) through the rack (11) and the extrusion spring (12), and the rotating shaft (4) and the rotating disk (13) form a rotating structure, and the rotating disk (13) and the moving rod (15) form a linked rotating structure through the connecting rod (14), and the moving rod (15) and the clamping member (16) form a limited sliding structure with the connecting assembly (3), and the clamping member (16) and the connecting pipe (2) form a limited clamping structure.

5. The condensing main unit air outlet elbow that is easy to assemble according to claim 1 is characterized by: The inner surface of the limiting assembly (17) is rotatably connected to a threaded rod (18), and the outer surface of the threaded rod (18) is threadably connected to a slider (19), and the slider (19) is limitedly slid on the inner surface of the limiting assembly (17), and the outer surface of the slider (19) is rotatably connected to an extrusion rod (20), and the outer surface of the extrusion rod (20) is rotatably connected to a locking block (21), and the end of the extrusion rod (20) is located in the middle section of the locking block (21), and the locking block (21) is snap-fitted and assembled on the outer surface of the connecting pipe (2).

6. The condensing main unit air outlet elbow that is easy to assemble according to claim 5, characterized in that: The slider (19) forms a threaded adjustable sliding structure through the threaded rod (18) and the limiting assembly (17), and the limiting assembly (17) is embedded and installed on the left and right sides of the outer surface of the elbow body (1), and the slider (19) forms a linked rotating structure with the locking block (21) through the extrusion rod (20), and the locking block (21) and the elbow body (1) form a positioning rotating structure, and the locking block (21) and the connecting pipe (2) form a limiting clamping structure.

Images