180-degree one-way base-free through hole transmission box

Abstract

The utility model discloses a 180-degree one-way base-free through hole transmission box, and relates to the technical field of transmission boxes, the 180-degree one-way base-free through hole transmission box comprises a main body lock box and a connecting lock box which are matched with each other, the main body lock box comprises a main body sliding seat, the upper end of the main body sliding seat is fixedly provided with a main body transmission cover, and the two ends of the main body transmission cover are fixedly provided with separation blade mounting plates; the connecting lock box comprises a connecting sliding seat, a connecting transmission cover matched with the main body transmission cover is arranged at the upper end of the connecting sliding seat, a mounting base is slidably connected between the main body sliding seat and the connecting sliding seat, the main body transmission cover is fixedly connected with the connecting transmission cover through a connecting block, and protective cover separation blades are mounted on separation blade mounting plates on the two sides through separation blade screws; a transmission mechanism is mounted between the main body transmission cover and the connection transmission cover, and a sliding rack matched with the transmission mechanism is arranged on the mounting base; in the lock box, the main gear is transmitted to the rack through the two groups of different change gears, so that the effect of consistent transmission direction is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission boxes, and particularly relates to a 180-degree unidirectional base-free through-hole transmission box. Background Art

[0002] At present, 180-degree unidirectional lock boxes on the market can be used universally with or without a base, but they all have a defect. 1. When using a base-free handle, the base-free screw holes on the lock box are semi-blind holes, which requires extremely high precision for the length of the screws during installation. If the screws are too short, they cannot be locked; if they are too long, they will top against the lock box after being locked, resulting in a tight feel for the entire system and even making it unusable. Content of the Utility Model

[0003] The purpose of the utility model is to provide a 180-degree unidirectional base-free through-hole transmission box to solve the technical problems of unsmooth transmission and insufficient strength.

[0004] The purpose of the utility model can be achieved by the following technical solutions:

[0005] A 180-degree unidirectional base-free through-hole transmission box includes a main body lock box and a connection lock box that cooperate with each other. The main body lock box includes a main body slide base, a main body transmission cover is fixedly arranged at the upper end of the main body slide base, and retaining plate mounting plates are fixedly arranged at both ends of the main body transmission cover; the connection lock box includes a connection slide base, a connection transmission cover that cooperates with the main body transmission cover is arranged at the upper end of the connection slide base, an installation base is slidably connected between the main body slide base and the connection slide base, the main body transmission cover and the connection transmission cover are fixedly connected through a connection block, and retaining plate stoppers are installed at both sides of the retaining plate mounting plates through retaining plate screws; a transmission mechanism is installed between the main body transmission cover and the connection transmission cover, and a sliding rack that cooperates with the transmission mechanism is arranged on the installation base.

[0006] Preferably, a retaining plate notch is arranged on the retaining plate stopper, a main body stopper column that cooperates with the retaining plate notch is arranged on one side of the main body transmission cover, and a connection stopper column that cooperates with the retaining plate notch is arranged on the side of the connection transmission cover away from the main body stopper column.

[0007] Preferably, the installation base includes a base main body, installation side seats are fixedly arranged on both sides of the base main body, and installation columns are fixedly arranged on the installation side seats.

[0008] Preferably, screw holes for installing retaining plate screws are arranged at the upper end of the base main body.

[0009] Preferably, the transmission mechanism includes a driving sleeve shaft, a transmission shaft, and a driven shaft rotatably installed between the main body transmission cover and the connecting transmission cover. A driving gear is fixedly arranged on the driving sleeve shaft, a main transmission gear and a secondary transmission gear are fixedly installed on the transmission shaft. The main transmission gear is meshed and connected with the driving gear. A main driven gear and a secondary driven gear are fixedly arranged on the driven shaft. The main driven gear is meshed and connected with the secondary transmission gear, and the secondary driven gear is meshed and connected with the sliding rack.

[0010] Preferably, a plurality of gear grooves for installing gears are arranged on the main body transmission cover.

[0011] Preferably, a plurality of guiding holes are arranged on the main body transmission cover, and guiding columns matched with the guiding holes are arranged on the connecting transmission cover.

[0012] Preferably, a shaft connecting sleeve for installing the driving sleeve shaft, the transmission shaft, and the driven shaft is arranged on the connecting transmission cover.

[0013] The beneficial effects of the present utility model: Inside the lock box, the main gear is transmitted to the rack through two groups of different speed-changing gears, achieving the effect of consistent transmission direction; inside the lock box, the main gear is transmitted to the rack through two groups of different speed-changing gears, achieving the effect that a small stroke of the main gear drives a large stroke of the rack. Description of the Drawings

[0014] The present utility model will be further described below with reference to the drawings.

[0015] Figure 1 is a schematic structural diagram of the whole of the present utility model;

[0016] Figure 2 is a schematic structural diagram of the main body lock box of the present utility model;

[0017] Figure 3 is a schematic structural diagram of the connecting lock box of the present utility model;

[0018] Figure 4 is a three-dimensional structural schematic diagram of the installation of the transmission mechanism of the present utility model;

[0019] Figure 5 is an axonometric structural schematic diagram of the installation of the transmission mechanism of the present utility model.

[0020] In the figure: 1. Main body lock box; 11. Main body sliding seat; 12. Main body transmission cover; 13. Flap mounting plate; 14. Main body stop post; 15. Gear groove; 16. Guide hole; 2. Connecting lock box; 21. Connecting sliding seat; 22. Connecting transmission cover; 23. Connecting stop post; 24. Guide post; 25. Shaft connecting sleeve; 3. Connecting block; 4. Flap screw; 5. Cover flap; 51. Flap notch; 6. Mounting base; 61. Base main body; 62. Mounting side seat; 63. Mounting post; 64. Screw hole; 65. Sliding rack; 7. Transmission mechanism; 71. Driving sleeve shaft; 72. Driving gear; 73. Transmission shaft; 74. Main transmission gear; 75. Sub-transmission gear; 76. Driven shaft; 77. Main driven gear; 78. Sub-driven gear. Detailed implementation manners

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0022] Please refer to Figures 1 - 5 As shown, the present invention is a 180-degree one-way pedestal-free through-hole transmission box, including a main body lock box 1 and a connecting lock box 2 that cooperate with each other. The main body lock box 1 includes a main body sliding seat 11. A main body transmission cover 12 is fixedly arranged at the upper end of the main body sliding seat 11. Flap mounting plates 13 are fixedly arranged at both ends of the main body transmission cover 12. The connecting lock box 2 includes a connecting sliding seat 21. A connecting transmission cover 22 that cooperates with the main body transmission cover 12 is arranged at the upper end of the connecting sliding seat 21. A mounting base 6 is slidably connected between the main body sliding seat 11 and the connecting sliding seat 21. The main body transmission cover 12 and the connecting transmission cover 22 are fixedly connected through a connecting block 3. Flap screws 4 are used to install cover flaps 5 at both sides of the flap mounting plates 13. A transmission mechanism 7 is installed between the main body transmission cover 12 and the connecting transmission cover 22. A sliding rack 65 that cooperates with the transmission mechanism 7 is arranged on the mounting base 6.

[0023] In an optional embodiment, a flap notch 51 is arranged on the cover flap 5. A main body stop post 14 that cooperates with the flap notch 51 is arranged on one side of the main body transmission cover 12. A connecting stop post 23 that cooperates with the flap notch 51 is arranged on the side of the connecting transmission cover 22 away from the main body stop post 14.

[0024] It should be noted that by setting the cover flap 5, it plays a role in limiting the installation of the main body lock box 1 and the connecting lock box 2.

[0025] In an alternative embodiment, the mounting base 6 includes a base body 61, and mounting side seats 62 are fixedly arranged on both sides of the base body 61, and mounting posts 63 are fixedly arranged on the mounting side seats 62.

[0026] It should be noted that by providing the mounting side seats 62 and the mounting posts 63, the fixed mounting of the mounting base 6 is realized, thereby ensuring the stable sliding of the main lock box 1 and the connecting lock box 2.

[0027] In an alternative embodiment, screw holes 64 for mounting the retaining plate screws 4 are provided at the upper end of the base body 61.

[0028] It should be noted that by providing the screw holes 64, the installation of the cover retaining plate 5 is realized.

[0029] In an alternative embodiment, the transmission mechanism 7 includes a drive sleeve shaft 71, a transmission shaft 73 and a driven shaft 76 that are rotatably mounted between the main body transmission cover 12 and the connecting transmission cover 22. A drive gear 72 is fixedly arranged on the drive sleeve shaft 71. A main transmission gear 74 and an auxiliary transmission gear 75 are fixedly mounted on the transmission shaft 73. The main transmission gear 74 is meshed and connected with the drive gear 72. A main driven gear 77 and an auxiliary driven gear 78 are fixedly arranged on the driven shaft 76. The main driven gear 77 is meshed and connected with the auxiliary transmission gear 75. The auxiliary driven gear 78 is meshed and connected with the sliding rack 65.

[0030] It should be noted that by providing the transmission mechanism 7, the stable driving of the movement of the main lock box 1 and the connecting lock box 2 is realized.

[0031] In an alternative embodiment, a plurality of gear grooves 15 for mounting gears are provided on the main body transmission cover 12.

[0032] It should be noted that the provision of the gear grooves 15 can ensure the stable installation of the gear components of the transmission mechanism 7.

[0033] In an alternative embodiment, a plurality of guide holes 16 are provided on the main body transmission cover 12, and guide posts 24 that cooperate with the guide holes 16 are provided on the connecting transmission cover 22.

[0034] It should be noted that by providing the cooperation of the guide posts 24 and the guide holes 16, the accuracy of the installation position between the main lock box 1 and the connecting lock box 2 is ensured.

[0035] In an alternative embodiment, shaft connecting sleeves 25 for mounting the drive sleeve shaft 71, the transmission shaft 73 and the driven shaft 76 are provided on the connecting transmission cover 22.

[0036] It should be noted that by setting the shaft connecting sleeve 25, the stability of the installation of the drive sleeve shaft 71, the transmission shaft 73 and the driven shaft 76 can be ensured.

[0037] The working principle of the present utility model: A drive hole is provided in the drive sleeve shaft 71. An external drive component is inserted into the drive hole to drive the drive sleeve shaft 71 to rotate. By utilizing the transmission function of the transmission gear and the driven gear, meshing transmission with the sliding rack 65 provided on the mounting base 6 is achieved, thereby driving the main body lock box 1 and the connecting lock box 2 to move along the mounting base 6.

[0038] The above has described a specific embodiment of the present utility model in detail. However, the content described is only the preferred embodiment of the present utility model and cannot be considered as limiting the scope of implementation of the present utility model. All equivalent changes and improvements made within the scope of the application of the present utility model should still fall within the scope covered by the patent of the present utility model.

Claims

1. An 180-degree one-way pedestal-free through-hole drive box, characterized in that, It includes a mutually cooperating main body lock box (1) and a connecting lock box (2). The main body lock box (1) includes a main body sliding seat (11). A main body transmission cover (12) is fixedly arranged at the upper end of the main body sliding seat (11). Flap mounting plates (13) are fixedly arranged at both ends of the main body transmission cover (12). The connecting lock box (2) includes a connecting sliding seat (21). A connecting transmission cover (22) that cooperates with the main body transmission cover (12) is arranged at the upper end of the connecting sliding seat (21). An installation base (6) is slidably connected between the main body sliding seat (11) and the connecting sliding seat (21). The main body transmission cover (12) and the connecting transmission cover (22) are fixedly connected by a connecting block (3). Flap retainers (5) are installed at both sides of the flap mounting plates (13) through flap screws (4). A transmission mechanism (7) is installed between the main body transmission cover (12) and the connecting transmission cover (22). A sliding rack (65) that cooperates with the transmission mechanism (7) is arranged on the installation base (6).

2. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 1, characterized in that, A flap slot (51) is arranged on the flap retainer (5). A main body retaining post (14) that cooperates with the flap slot (51) is arranged on one side of the main body transmission cover (12). A connecting retaining post (23) that cooperates with the flap slot (51) is arranged on the side of the connecting transmission cover (22) away from the main body retaining post (14).

3. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 1, characterized in that, The installation base (6) includes a base main body (61). Installation side seats (62) are fixedly arranged on both sides of the base main body (61). Installation posts (63) are fixedly arranged on the installation side seats (62).

4. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 3, characterized in that, Screw holes (64) for installing the flap screws (4) are arranged at the upper end of the base main body (61).

5. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 1, characterized in that, The transmission mechanism (7) includes a driving sleeve shaft (71), a transmission shaft (73), and a passive shaft (76) rotatably installed between the main body transmission cover (12) and the connecting transmission cover (22). A driving gear (72) is fixedly arranged on the driving sleeve shaft (71). A main transmission gear (74) and a sub-transmission gear (75) are fixedly installed on the transmission shaft (73). The main transmission gear (74) is meshed and connected with the driving gear (72). A main passive gear (77) and a sub-passive gear (78) are fixedly arranged on the passive shaft (76). The main passive gear (77) is meshed and connected with the sub-transmission gear (75). The sub-passive gear (78) is meshed and connected with the sliding rack (65).

6. The 180-degree unidirectional pedestal-less through-hole transmission box according to claim 5, characterized in that, A plurality of gear slots (15) for installing gears are arranged on the main body transmission cover (12).

7. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 1, characterized in that A plurality of guide holes (16) are arranged on the main body transmission cover (12). Guide posts (24) that cooperate with the guide holes (16) are arranged on the connecting transmission cover (22).

8. The 180-degree unidirectional pedestal-free through-hole drive box according to claim 5, characterized in that Shaft connecting sleeves (25) for installing the driving sleeve shaft (71), the transmission shaft (73), and the passive shaft (76) are arranged on the connecting transmission cover (22).

Images