CN215214607U - Gear type linear reciprocating driving device - Google Patents
Gear type linear reciprocating driving device Download PDFInfo
- Publication number
- CN215214607U CN215214607U CN202020735006.4U CN202020735006U CN215214607U CN 215214607 U CN215214607 U CN 215214607U CN 202020735006 U CN202020735006 U CN 202020735006U CN 215214607 U CN215214607 U CN 215214607U
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- push rod
- gear
- fixed baseplate
- half width
- driving device
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Abstract
The utility model discloses a reciprocating type drive arrangement of gear formula straight line adopts the direct drive mode of different face half width of cloth gear and push rod slider engaged with, utilizes the effective cooperation of the unique design of different face half width of cloth gear and push rod slider, directly turns into the power of the direction of rotation of motor into the power of rectilinear direction, has effectively reduced the loss of power transmission to reduce whole linear device's size, be favorable to using widely in microminiature's equipment.
Description
The application is the division of the utility model patent of the portable chest of medical first aid presses the simulator and applies: the original application date: 29/04/2020; original application number: 2020206912558, respectively; the invention provides the following: a portable external chest compression simulator for medical emergency treatment.
Technical Field
The utility model relates to a linear driving device technical field, concretely relates to reciprocating type drive arrangement of gear formula straight line.
Background
In addition, the whole driving device is large in size and is not beneficial to popularization and use in microminiature equipment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the force transmission attenuation and the device size are not beneficial to popularization in the linear driving device, the utility model particularly provides a gear type linear reciprocating driving device.
The utility model provides a scheme of its technical problem is: the utility model provides a reciprocating type drive arrangement of gear formula straight line, includes fixed baseplate, shell lid, direct current motor, different face half width gear, push rod slider, its characterized in that: the improved structure is characterized in that a second threaded fixing seat is arranged on the shell cover, a second screw hole corresponding to the second threaded fixing seat is formed in the fixing base, a direct current motor is installed on the fixing base, a different-surface half-amplitude gear is fixedly connected to a rotating shaft of the direct current motor and meshed with a rack of the push rod sliding block, the push rod sliding block is arranged in a sliding groove of the fixing base, a limiting hole is further formed in the fixing base, a push rod of the push rod sliding block penetrates through the limiting hole, and the shell cover and the fixing base are fixedly assembled through screws.
Further, the push rod is arranged at one end of the push rod sliding block, a strip-shaped eyelet is formed in the center of the push rod sliding block, and the rack is arranged on the inner side of the strip-shaped eyelet.
Furthermore, two semicircular gear teeth are arranged on the different-surface half-width gear, and the two semicircular gear teeth
The teeth are not connected to each other.
The beneficial effects of the utility model are that, the utility model discloses a non-coplanar half width gear and the direct drive mode of push rod slider engaged with, through the effective cooperation of the unique design of non-coplanar half width gear and push rod slider, directly turn into the power of the direction of rotation of motor into the power of rectilinear direction, effectively reduced the loss of power transmission to reduce whole linear device's size, be favorable to using widely in microminiature's equipment.
Drawings
The purpose and more detailed technical content of the present invention will be described in detail with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a perspective view of the perspective of FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic view of the section N-N in FIG. 3;
FIG. 5 is a schematic view of the connection between the push rod slider and the non-coplanar semi-range gear in the embodiment of the present invention;
FIG. 6 is an enlarged view of a half-range gear with different surfaces in the embodiment of the present invention;
in the figure: 401 is a fixed base; 402 is a housing cover; 403 is a screw hole II; 404 is a push rod; 405 is a second thread fixing seat; 406 is a direct current motor; 407 is a different-surface half-amplitude gear; 408 is a rack; 409 is a push rod slide block; 410 is a chute; 411 is a limiting hole.
Detailed Description
The following detailed description of the present invention is made with reference to the accompanying drawings, but the present invention is not limited to the following embodiments.
As shown in fig. 1 to 6, a gear type linear reciprocating driving device comprises a fixed base 401, a housing cover 402, a dc motor 406, a half-amplitude gear 407 with different surfaces, and a push rod slider 409, and is characterized in that: the novel multifunctional gear box is characterized in that a second thread fixing seat 405 is arranged on the shell cover 402, a direct current motor 406 is installed on the fixed base 401, a rotating shaft of the direct current motor 406 is fixedly connected with a second different-surface half-amplitude gear 407, two semicircular gear teeth are arranged on the second different-surface half-amplitude gear 407, the two semicircular gear teeth are not connected with each other, the second different-surface half-amplitude gear 407 is meshed with a rack 408 of a push rod sliding block 409, the push rod sliding block 409 is arranged in a sliding groove 410 of the fixed base 401, a limiting hole 411 is further arranged on the fixed base 401, a push rod 404 of the push rod sliding block 409 is arranged in the limiting hole 411, the push rod 404 is arranged at one end of the push rod sliding block 409, a strip-shaped hole is arranged at the center of the push rod sliding block 409, the rack 408 is arranged on the inner side of the strip-shaped hole, and the shell cover 402 and the fixed base 401 are fixedly assembled by screws.
The utility model discloses a different face half width of cloth gear 407 of direct current motor 406 drive rotates to two semicircular teeth of a cogwheel of this different face half width of cloth gear 14 of drive mesh with tooth 408 in turn mutually, and then transmission push rod slider 409 is straight reciprocating motion in spout 410, thereby forces other passive mechanisms of connection to follow on push rod 404 and be the reciprocal action of straight line.
It should be noted that the above-mentioned embodiments are illustrative and not restrictive of the technical solutions of the present invention, and equivalents and other modifications made by those skilled in the art according to the prior art are also included in the scope of the claims of the present invention as long as they do not exceed the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. The utility model provides a reciprocating drive arrangement of gear formula straight line, includes fixed baseplate (401), shell lid (402), direct current motor (406), different face half width of cloth gear (407), push rod slider (409), its characterized in that: be equipped with two (405) threaded fixing base on the shell lid (402), be equipped with two (403) of screw hole corresponding with two (405) threaded fixing base on fixed baseplate (401), install direct current motor (406) on fixed baseplate (401), fixedly connected with different face half width gear (407) in the pivot of direct current motor (406), different face half width gear (407) meshes with rack (408) of push rod slider (409) mutually, establish in spout (410) of fixed baseplate (401) push rod slider (409), still be equipped with spacing hole (411) on fixed baseplate (401), push rod (404) of push rod slider (409) are worn in spacing hole (411), shell lid (402) and fixed baseplate (401) adopt fixed assembly.
2. The gear type linear reciprocating driving device according to claim 1, wherein: the push rod (404) is arranged at one end of a push rod sliding block (409), a strip-shaped eyelet is arranged at the center of the push rod sliding block (409), and the rack (408) is arranged on the inner side of the strip-shaped eyelet.
3. The gear type linear reciprocating driving device according to claim 1, wherein: two semicircular gear teeth are arranged on the different-surface half-amplitude gear (407), and are not connected with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735006.4U CN215214607U (en) | 2020-04-29 | 2020-04-29 | Gear type linear reciprocating driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735006.4U CN215214607U (en) | 2020-04-29 | 2020-04-29 | Gear type linear reciprocating driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215214607U true CN215214607U (en) | 2021-12-17 |
Family
ID=79416299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020735006.4U Active CN215214607U (en) | 2020-04-29 | 2020-04-29 | Gear type linear reciprocating driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215214607U (en) |
-
2020
- 2020-04-29 CN CN202020735006.4U patent/CN215214607U/en active Active
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