Transmission case

Abstract

The transmission case particularly relates to the technical field of transmission cases and comprises a platform base, a motor fixing plate is connected to the front end of the platform base in an inserted mode, a plurality of first positioning holes are formed in the front end of the motor fixing plate, second positioning holes are formed in the front end of the platform base, and the number of the second positioning holes is the same as that of the first positioning holes. An adapter shaft matched with a gear in the platform base fixedly penetrates through the center of the front end of the motor fixing plate, mounting grooves are formed in the two sides of the platform base correspondingly, and fixing assemblies used for fixing the motor fixing plate are fixedly arranged in the two mounting grooves correspondingly. The platform base is matched with the motor fixing plate, the motor fixing plate is connected with the platform base through the fixing assembly, the motor fixing plate is convenient to mount and dismount, the motor fixing plate can be suitable for different motors by replacing the motor fixing plate, the structure is simple, time and labor are saved during dismounting, the platform base does not need to be replaced, and cost is reduced. Therefore, the subsequent use cost can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission case technical field, more specifically, a transmission case. BACKGROUND

[0002] The intelligent window curtain is the window curtain with certain self -reaction, adjustment, control function. The intelligent window curtain mainly relies on motor to realize the opening and closing action of window curtain. The motor is usually installed in the inside of window curtain track, is connected with window curtain through belt, chain or gear etc. transmission device. When receiving control signal, the motor starts to operate, drives window curtain to slide along the track. The motor has direct current motor and alternating current motor, and the direct current motor is generally small in size, low in noise, more suitable for family use, and the motor in the intelligent window curtain also needs to be matched with transmission case, so that the torque can be increased, and the speed is conveniently adjusted.

[0003] For example, the prior art disclosed in CN221054262U, a transmission case of window curtain motor, the utility model discloses a transmission case main part is connected with motor transmission connection, is used for transmission to transmission belt, the transmission case main part is equipped with installation groove, the installation groove is embedded with section bar, and the first limiting plate is fixed on the inner wall of the installation groove and is arranged in the embedded direction of section bar.

[0004] But the above-mentioned prior art still has the following problems when using: the intelligent window curtain motor is various, but certain model can occupy the market dominant position, and other models also have market demand although small, and different motors correspond to different transmission cases, so it is necessary to develop many kinds of transmission cases, and the manufacturers and sellers have large goods pressure, which increases the cost, and based on this, the utility model provides a transmission case. UTILITY MODEL CONTENTS

[0005] In order to overcome the above-mentioned defects of prior art, the utility model provides a transmission case, which is fixed with motor fixed plate through platform base, and the motor fixed plate and platform base are connected through fixed assembly, the motor fixed plate is convenient to install and dismount, different motors can be used by replacing the motor fixed plate, the structure is simple, and it is very time-saving and labor-saving to dismount, the platform base does not need to be replaced, so that the follow-up use cost can be reduced, and the problems in the above-mentioned background technology can be solved.

[0006] To achieve the above object, the utility model provides the following technical scheme: a transmission case, including platform base, the platform base front end is inserted with motor fixed plate, a plurality of positioning hole no.

[0007] In a preferred embodiment, the fixing assembly includes a fixing block fixed in the mounting groove, two fixing blocks are close to one side and are provided with a moving groove, two moving grooves are provided with a plug, the motor fixed plate is provided with a plug groove matched with the plug on the outer wall of the two sides, the plug is inserted into the plug groove, and the motor fixed plate is installed and disassembled in a plug-in manner.

[0008] In a preferred embodiment, two plugs are provided with a pull rod and a plurality of return springs on the side away from each other, specifically, the return spring is an elastic element capable of elastic deformation under external force, returning to the initial position by its own elastic restoring force when the external force disappears, the pull rod is located at the center of the plug, a plurality of return springs are fixed to the inner wall of the moving groove away from the plug, and one end of the pull rod penetrates out of the outer side of the fixing block.

[0009] In a preferred embodiment, a limiting rod penetrates through each return spring, one end of the limiting rod penetrates out of the fixing block, when the plug moves, the plug extrudes the return spring to shrink, and the return spring can move stably under the limiting of the limiting rod, so as to prevent the return spring from deviating.

[0010] In a preferred embodiment, two pull rods are provided with an adjusting plate on the side away from each other, and the position of the plug can be quickly adjusted by holding the adjusting plate.

[0011] In a preferred embodiment, two adjusting plates are provided with a rectangular recess on the side close to each other, the rectangular recess is hinged with a clamping plate, and two fixing blocks are provided with a clamping groove matched with the clamping plate on the side away from each other, when the motor fixed plate needs to be disassembled, the clamping plate can be inserted into the clamping groove by the staff, the plug is prevented from retracting by the clamping plate against the adjusting plate, the staff does not need to manually hold the adjusting plate all the time, and the use is more time-saving and labor-saving.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] 1. The utility model discloses a platform base and motor fixed plate cooperation adopts fixed assembly with platform base connection motor fixed plate, convenient installation and removal motor fixed plate, through the replacement motor fixed plate can be applicable to different motor, simple structure, and it is very time -saving and labor -saving to dismount, need not change platform base, thereby can reduce the follow -up use cost.

[0014] 2. Through the cooperation of the plug block and the reset spring, the motor fixed plate and the platform base can be firmly fixed together, and the clamping of the clamping plate and the clamping groove can avoid the retraction of the plug block, and the clamping plate can avoid the need for manual holding of the adjusting plate, which is more time -saving and labor -saving during installation and removal. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure schematic diagram of the utility model;

[0016] Figure 2 It is the platform base and motor fixed plate structure diagram of the utility model;

[0017] Figure 3 It is the fixed block sectional view of the utility model;

[0018] Figure 4 It is Figure 3 The side view;

[0019] Figure 5 It is the adjusting plate, limit rod and clamping plate structure diagram of the utility model;

[0020] Figure 6 It is the installation schematic diagram of different motor fixed plate and platform base.

[0021] The figure mark is: 1, platform base; 2, motor fixed plate; 3, positioning hole one; 4, positioning hole two; 5, installation groove; 6, fixed assembly; 7, limit rod; 8, adjusting plate; 9, rectangular recess; 10, clamping plate; 11, clamping groove; 12, adapter shaft;

[0022] 601, fixed block; 602, moving groove; 603, plug block; 604, insertion groove; 605, pull rod; 606, reset spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Referring to the drawings in the specification Figures 1-6The utility model provides a transmission case, including platform base 1, the front end of platform base 1 is inserted with motor fixed plate 2, a plurality of positioning hole no. 3 are seted up in the front end of motor fixed plate 2, the front end of platform base 1 is seted up with the same number of positioning hole no. 2 4 as positioning hole no. 3, the front end center of motor fixed plate 2 is fixedly penetrated with the adapter shaft 12 that is adapted with the internal gear of platform base 1, the both sides of platform base 1 are all seted up with mounting groove 5, two mounting grooves 5 are all fixed with the fixed component 6 for fixing motor fixed plate 2.

[0025] When using, the platform base 1 is fixed on the curtain rail, then the motor fixed plate 2 is installed to the platform base 1, the motor can be installed and used, when installing different motors, the staff only needs to detach motor fixed plate 2 from platform base 1, then replaces the motor fixed plate 2 adapted with the motor, simultaneously, the shape of adapter shaft 12 on each motor fixed plate 2 is also different, but the adapter shaft 12 on different motor fixed plate 2 is adapted with the internal gear of platform base 1, to be used for the connection of motor and internal gear of platform base 1, the whole transmission case is simple in structure, is very time-saving and labor-saving to disassemble and assemble, does not need to replace platform base 1, to be able to reduce the follow-up use cost.

[0026] With reference to the drawings accompanying the specification Figures 1-6 The fixed component 6 includes a fixed block 601 fixed in the mounting groove 5, a moving groove 602 is formed in the side of the two fixed blocks 601 close to each other, an insertion block 603 is slidably arranged in the two moving grooves 602, insertion grooves 604 adapted with the insertion blocks 603 are formed in the outer walls of the two sides of the motor fixed plate 2, the insertion blocks 603 are inserted into the insertion grooves 604, and the motor fixed plate 2 is conveniently installed and disassembled in the form of insertion.

[0027] In addition, one pull rod 605 and a plurality of return springs 606 are fixedly arranged on the sides of the two insertion blocks 603 away from each other, specifically, the return spring 606 is an elastic element capable of elastically deforming under the action of an external force, returning to the original position of the connected part by its own elastic restoring force when the external force disappears, the pull rod 605 is located at the center of the insertion block 603, the plurality of return springs 606 are fixed to the inner walls of the moving grooves 602 away from the insertion block 603, and one end of the pull rod 605 penetrates out of the outer side of the fixed block 601; the staff grasps the pull rod 605 to pull the insertion block 603 to move, so as to facilitate the staff to quickly adjust the position of the insertion block 603.

[0028] Meanwhile, a limiting rod 7 penetrates into each return spring 606, and one end of the limiting rod 7 penetrates out of the fixed block 601; when the insertion block 603 moves, the insertion block 603 extrudes and shrinks the return spring 606, and the return spring 606 can stably move under the limiting of the limiting rod 7, so as to prevent the return spring 606 from deviating.

[0029] Moreover, the adjusting plates 8 are arranged on the two pull rods 605 away from one end, workers can quickly adjust the position of the plug block 603 by holding the adjusting plates 8, the two adjusting plates 8 are arranged with rectangular recesses 9 on the side close to each other, the rectangular recesses 9 are hingedly connected with clamping plates 10, the two fixed blocks 601 are arranged with clamping grooves 11 on the side away from each other, the clamping grooves 11 are matched with the clamping plates 10, the plug block 603 can be prevented from automatically resetting by the cooperation of the clamping plates 10 and the clamping grooves 11.

[0030] By arranging the fixed blocks 601 on both sides of the platform base 1, the plug block 603 in the fixed block 601 is inserted into the slot 604 on the motor fixing plate 2, when the motor fixing plate 2 needs to be disassembled, the adjusting plate 8 is held to move the pull rod 605 and the plug block 603, so that the plug block 603 is removed from the slot 604, and the motor fixing plate 2 is removed from the platform base 1 for replacement, when the motor fixing plate 2 is reinstalled, the plug block 603 is inserted into the slot 604 under the elastic force of the reset spring 606, the connection between the motor fixing plate 2 and the platform base 1 is completed, and the clamping plate 10 is arranged on the two adjusting plates 8, when the motor fixing plate 2 needs to be disassembled, the workers can also insert the clamping plate 10 into the clamping groove 11, the plug block 603 is prevented from retracting by the clamping plate 10 against the adjusting plate 8, the workers do not need to manually hold the adjusting plate 8 all the time, and the use is more time-saving and labor-saving.

[0031] Finally: the above only for preferred embodiments of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A transmission case characterised in that: Including platform base (1), the platform base (1) front end is inserted with motor fixed plate (2), the motor fixed plate (2) front end is equipped with a plurality of positioning hole one (3), the platform base (1) front end is equipped with the same number of positioning hole two (4) with positioning hole one (3); The motor fixed plate (2) front end center is fixedly penetrated with the adapter shaft (12) adapted with the internal gear of platform base (1), both sides of the platform base (1) are provided with installation groove (5), two installation grooves (5) are both fixedly provided with the fixed assembly (6) for fixing motor fixed plate (2).

2. A transmission housing as claimed in claim 1, characterised in that: The fixed assembly (6) includes fixed block (601) fixed in installation groove (5), both sides of two fixed blocks (601) are both provided with moving groove (602), two moving grooves (602) are both provided with plug block (603), both sides of the outer wall of the motor fixed plate (2) are provided with the plug groove (604) matched with the plug block (603), the plug block (603) is inserted with the plug groove (604).

3. A transmission housing as claimed in claim 2, characterised in that: Both sides of two plug blocks (603) are both provided with one pull rod (605) and a plurality of reset springs (606), the pull rod (605) is located at the center of the plug block (603), a plurality of reset springs (606) are both fixed with the inner wall of moving groove (602) away from the one end of plug block (603), one end of the pull rod (605) penetrates out of the outer side of fixed block (601).

4. A transmission housing as claimed in claim 3, characterised in that: The limit rod (7) is penetrated in each reset spring (606), one end of the limit rod (7) penetrates out of the fixed block (601).

5. A transmission housing as claimed in claim 3, characterised in that: Both ends of two pull rods (605) are both provided with adjusting plate (8).

6. A transmission housing as claimed in claim 2, characterised in that: Both sides of two adjusting plates (8) are both provided with rectangular recess (9), the rectangular recess (9) is hinged with the clamping plate (10), both sides of two fixed blocks (601) are both provided with the clamping groove (11) matched with the clamping plate (10).

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