CN216700636U

CN216700636U - Push-and-pull mechanism and push-and-pull device

Info

Publication number: CN216700636U
Application number: CN202123435333.1U
Authority: CN
Inventors: 吴仰钦; 叶彬城; 陈文全; 孟超
Original assignee: Avic Tech Xiamen Electric Power Technology Co ltd
Current assignee: Avic Tech Xiamen Electric Power Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-07
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a push-pull mechanism and a push-pull device, wherein the push-pull mechanism comprises a base, a push-pull piece and a fastening piece. The base is provided with a bearing surface, the bearing surface is provided with a guide part extending along the push-pull direction, the bearing surface is also provided with a first inserting part behind the guide part, and the bearing surface is provided with a locking part which is vertical to the bearing surface and vertical to the push-pull direction in front of the guide part; the push-pull piece is provided with a sliding connection part in sliding fit with the guide part and a second insertion part suitable for being matched with the first insertion part; the push-pull piece is also provided with a front plate which is suitable for abutting against the locking part when the second inserting part is in inserting fit with the first inserting part; the fastener runs through the front bezel and is suitable for with the front bezel lock in the latch segment. Thereby fixed push-and-pull piece to adopt the grafting cooperation, compare the drawer type, the cooperation precision of guide part and sliding connection portion need not be too high, reduces the processing cost, when dismantling, thereby push-and-pull piece can be deviate from or is lifted and deviate from the deviating from of two directions of realization from the top along the push-and-pull direction, convenient to detach.

Description

Push-and-pull mechanism and push-and-pull device

Technical Field

The utility model relates to the field of heat dissipation equipment, in particular to a push-pull mechanism and a push-pull device.

Background

Adopt drawer type installation when the installation component on the existing market, this scheme can be more convenient take out the component after the maintenance again, but this mode is higher to the guide rail precision requirement, and production is more loaded down with trivial details, and because the assembly precision problem after the installation, vibrations produce the abnormal sound easily to can only take out the fan module in a direction, it is convenient inadequately when the maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the background technology, the precision requirement is high, the production is complicated, abnormal sound is easily generated due to vibration after installation due to the problem of assembly precision, a fan module can be pulled out only in one direction, and the maintenance is not convenient enough, and the push-pull mechanism and the push-pull device are adopted.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in a first aspect, a push-pull mechanism includes:

the bearing surface is provided with a guide part extending along the push-pull direction, the bearing surface is also provided with a first inserting part at the rear part of the guide part, and the bearing surface is also provided with a locking part which is perpendicular to the bearing surface and perpendicular to the push-pull direction at the front part of the guide part;

the push-pull piece is provided with a sliding connection part in sliding fit with the guide part and a second insertion part suitable for being matched with the first insertion part; the push-pull piece is also provided with a front plate, and the front plate is suitable for abutting against the locking part when the second insertion part is in insertion fit with the first insertion part; and

and the fastener penetrates through the front plate and is suitable for locking the front plate on the locking part.

Based on first technical scheme, in the second technical scheme, the front bezel is equipped with the via hole, the joint part is equipped with the screw hole, the fastener is suitable for running through the via hole and with the screw hole spiro union.

Based on first technical scheme, in the third technical scheme, first grafting portion is equipped with the direction slot, the opening of direction slot just the direction slot is equipped with the spigot surface towards the place ahead, the spigot surface downward slope.

Based on the first technical scheme, in a fourth technical scheme, the number of the guide parts is two, the number of the sliding connection parts is two, and the two guide parts and the two sliding connection parts are in one-to-one correspondence.

In a fifth aspect, a push-pull device includes: an element, a first object, and the push-pull mechanism according to any one of the first to fourth aspects, wherein the base is fixedly connected to the first object, and the element is mounted on the push-pull member.

Based on the fifth technical means, in the sixth technical means, the element is a heat radiation fan; the number of the sliding connection parts is two, the base comprises a substrate, the substrate is fixedly connected with the first object, and the substrate is provided with the bearing surface and the air passing hole; the push-pull piece is also provided with a top plate; the edges of two sides of the top plate, which are perpendicular to the push-pull direction, are fixedly connected with one sliding connection part, the edge of the front end of the top plate is fixedly connected with the front plate, the top plate and the front plate are mutually perpendicular, and the part, which is matched with the first insertion part in an insertion manner, of the rear end of the top plate forms the second insertion part; the top plate is provided with a mounting hole for mounting the heat dissipation fan, and the air opening of the heat dissipation fan is suitable for corresponding to the air passing hole when the second inserting part is in inserting fit with the first inserting part.

Based on the sixth technical scheme, in the seventh technical scheme, the number of the guide parts is two, and the two guide parts are respectively arranged on two sides of the air passing hole, which are perpendicular to the push-pull direction; the locking parts are positioned in front of the air passing hole, the number of the first inserting parts is two, and the two first inserting parts are positioned behind the air passing hole; the number of the second inserting parts is two; the push-pull piece is also provided with two side plates and a back plate,

the two side plates are respectively and fixedly connected to the edges of the two sides of the top plate, which are perpendicular to the push-pull direction, and are perpendicular to the top plate to form two sliding connection parts;

the rear plate is fixedly connected with the rear end of the top plate and extends along the direction which is perpendicular to the top plate and perpendicular to the push-pull direction, the rear plate is positioned between the two second inserting parts, and the rear plate is suitable for being located on the bearing surface; the rear plate is suitable for being positioned behind the air passing hole and between the two first inserting parts when the second inserting part is in inserting fit with the first inserting parts.

Based on the seventh technical solution, in the eighth technical solution, the two guide parts and the two first inserting parts correspond to each other one by one and are connected with each other into a whole.

Based on the seventh technical solution, in the ninth technical solution, the base further includes two supporting portions, the two supporting portions correspond to the two guiding portions one to one, and the supporting portions are fixedly connected to the top ends of the guiding portions and perpendicular to the guiding portions; the top plate is adapted to be seated on the support portion.

Based on the sixth technical solution, in the tenth technical solution, the push-pull member further includes a handle, and the handle is fixedly connected with the front plate.

As can be seen from the above description of the present invention, the present invention has the following advantages over the prior art:

1. according to the first technical scheme, the base is provided with a guide part, a first plug-in part and a locking part, and the push-pull piece is provided with a sliding connection part matched with the guide part and a second plug-in part matched with the first plug-in part; the fastener penetrates through the front plate and is suitable for locking the front plate on the locking part; thereby fixed push-and-pull piece and prevent push-and-pull piece vibrations to owing to adopted the grafting cooperation, compare the drawer type, the cooperation precision of guide part and sliding connection portion need not be too high, reduces the processing cost. When the device is disassembled, the push-pull piece can be pulled out along the push-pull direction or lifted to be pulled out from the upper part, so that the two directions are pulled out, and the device is convenient to disassemble.

2. The second technical scheme, through being equipped with the via hole, the clamping part is equipped with the screw hole, and the fastener is suitable for penetrating the hole and with the screw hole spiro union, the processing of being convenient for, implement simply.

3. The third technical scheme is that a guide slot is arranged through the first inserting part, the opening of the guide slot is provided with a guide surface facing the front and the guide slot, and the guide surface inclines downwards, so that the guide slot can guide the user during inserting and is convenient to assemble.

4. According to the fourth technical scheme, the two guide parts correspond to the two sliding connection parts one to one, and sliding stability is achieved.

5. According to the fifth technical scheme, the push-pull device comprises an element, a first object and the push-pull mechanism of any one of the first technical scheme to the fourth technical scheme, the base of the push-pull mechanism is fixedly connected with the first object, and the element is arranged on the push-pull piece, so that the element is not influenced by vibration and is convenient to detach and maintain.

6. According to the sixth technical scheme, the top plate is provided with the mounting hole for mounting the cooling fan, the base plate is provided with the air passing hole, and the air opening of the cooling fan is suitable for corresponding to the air passing hole when the second inserting part is in inserting fit with the first inserting part, so that air suction or exhaust of the cooling fan is achieved.

7. According to the seventh technical scheme, the rear plate is suitable for being positioned behind the air passing hole and between the two first inserting parts when the second inserting part is in inserting fit with the first inserting part, and is matched with the front plate and the side plate together to cover the air passing hole, so that the influence on the use of surrounding products caused by air leakage or the increase in the power of the cooling fan is prevented.

8. According to the eighth technical scheme, the two guide parts and the two first inserting parts are in one-to-one correspondence and are connected into a whole, machining can be conducted simultaneously, and machining is convenient.

9. The ninth technical scheme is that the top plate is suitable for being located on the supporting portion, so that supporting is achieved.

10. In a tenth technical solution, the push-pull member further comprises a handle, and the handle is fixedly connected with the front plate so as to be conveniently pulled and lifted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a perspective view of a push-pull device according to an embodiment in an exploded state;

FIG. 2 is a perspective view of a push-pull member according to one embodiment;

FIG. 3 is a front view of the push-pull device in an exploded state according to an embodiment;

FIG. 4 is a side view of the push-pull device of one embodiment in an exploded condition;

fig. 5 is an enlarged view of the area indicated in fig. 4.

Description of the main reference numerals:

a push-pull mechanism 10;

a base 1; a substrate 11; air passing holes 111; a bearing surface 112; a guide part 12; a first insertion part 13; a guide insertion groove 131; trapezoidal groove 1311; a square groove 1312; a locking portion 14; a threaded hole 141; a support portion 15;

a push-pull member 2; a top plate 21; a front plate 22; a via 221; a sliding contact portion 23; a rear plate 24; a handle 25;

a cross member 20; a heat radiation fan 30;

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are presently preferred embodiments of the utility model and are not to be taken as an exclusion of other embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" or "fixedly connected" should be interpreted broadly, that is, any connection between the two that does not have a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.

In the claims, the specification and the drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.

The first embodiment is as follows:

a push-pull device comprising a push-pull mechanism 10, a first object and an element; referring to fig. 1, in the present embodiment, the first object is two beams 20, and the push-pull mechanism 10 is suitable for being fixed to other objects such as a cabinet through the two beams 20, it should be understood that the first object is, but not limited to, the beams 20, and it may also be an object directly used for fixing the base 1 of the push-pull mechanism 10, such as a frame body, a cabinet, or the like; in the embodiment, the component is the heat dissipation fan 30, but of course, the component may also be other electronic components or mechanical components that need to be repaired conveniently or need to be protected from vibration.

The push-pull mechanism 10 comprises a base 1, a push-pull member 2 and a fastener (not shown).

Referring to fig. 1, 3 and 4, the base 1 is made of a metal plate, the base 1 is fixedly connected with the cross beam 20, and the base 1 includes a base plate 11, a guide portion 12, a first plug-in portion 13, a locking portion 14 and a supporting portion 15;

specifically, the substrate 11 is provided with an air passing hole 111, a mounting hole and a bearing surface 112, the air passing hole 111 is used for air suction or exhaust of the heat dissipation fan 30, and a screw is adapted to penetrate through the mounting hole to be fixedly connected with the cross beam 20 so as to fix the substrate 11 to the cross beam 20; the bearing surface 112 is provided with a guide part 12, a first insertion part 13 and a locking part 14;

the guide parts 12 extend along the push-pull direction, the number of the guide parts 12 is two, the two guide parts 12 are respectively and symmetrically arranged at two sides of the air passing hole 111 perpendicular to the push-pull direction, and the guide parts 12 are of plate-shaped structures perpendicular to the bearing surface 112 and can be formed by bending or welding;

first grafting portion 13 is located the rear of guiding part 12 and wind hole 111, and first grafting portion 13 quantity has two, and two first grafting portions 13 and two guiding parts 12 one-to-one link are as an organic whole each other in order to facilitate processing. Referring to fig. 5, the first insertion part 13 extends along the push-pull direction and is provided with a guide slot 131, the opening of the guide slot 131 faces the front and is provided with a downward inclined guide surface, in the embodiment, the guide slot 131 comprises a trapezoidal slot 1311 and a square slot 1312 which are sequentially communicated along the push-pull direction so that the sectional dimension gradually tapers to the rear, and the top surface of the trapezoidal slot 1311 is the downward inclined guide surface, thereby facilitating the guiding and insertion.

The locking portion 14 is located in front of the guide portion 12 and the air passing hole 111, is perpendicular to the bearing surface 112 and perpendicular to the pushing and pulling direction, and is provided with a threaded hole 141 on the locking portion 14.

The number of the supporting parts 15 is two, the two supporting parts 15 correspond to the two guide parts 12 one by one, the supporting parts 15 are fixedly connected to the top ends of the guide parts 12 and perpendicular to the guide parts 12 to form a plate-shaped structure with an L-shaped cross section, the supporting parts 15 and the guide parts 12 can be integrally formed in a bending mode, and through the bending mode, arc chamfers are formed at the connecting positions of the supporting parts 15 and the guide parts 12 to prevent the thrust pull piece 2 from being damaged in a sliding mode.

Referring to fig. 2-4, the push-pull member 2 is made of a metal plate material, and includes a top plate 21, a front plate 22, side plates, a rear plate 24, and a handle 25.

The top plate 21 is provided with a mounting hole for mounting the heat dissipation fan 30, a second inserting portion is formed at a part of the rear end of the top plate 21, which is in inserting fit with the first inserting portion 13, and the thickness of the top plate 21 in the vertical direction is smaller than the size of the opening of the trapezoidal groove 1311 in the vertical direction and slightly larger than the size of the opening of the square groove 1312 in the vertical direction, so that after the top plate 21 moves in the push-pull direction, the trapezoidal groove 1311 and the square groove 1312 can be inserted in sequence to complete guiding and inserting fit. It should be understood that the second mating part may also be the guiding slot 131 and the first mating part 13 is a protrusion adapted for mating.

The front plate 22 is fixedly connected with the front end edge of the top plate 21 and is perpendicular to the top plate 21, the front plate 22 is provided with a through hole 221, the front plate 22 is suitable for abutting against the locking part 14 when the second plugging part is in plugging fit with the first plugging part 13, and the through hole 221 of the front plate 22 is right opposite to the threaded hole 141 of the locking part 14.

The two side plates are respectively fixedly connected to two side edges of the top plate 21 perpendicular to the push-pull direction and perpendicular to the top plate 21 to form two sliding connection portions 23, and the two sliding connection portions 23 are in one-to-one correspondence with the two guide portions 12 and are in sliding fit with the two guide portions 12.

The rear plate 24 is fixedly connected with the rear end of the top plate 21 and extends along the direction vertical to the top plate 21 and the push-pull direction; the rear plate 24 has a dimension smaller than the spacing of the two support portions 15 in the vertical push-pull direction so that the push-pull member 2 can slide in the push-pull direction. The rear plate 24 is located between the two second inserting portions, in the present embodiment, the size of the rear plate 24 in the vertical push-pull direction can be reduced by bending the rear plate 24 and then cutting the rear plate 24, and the rear plate 24 is located between the two second inserting portions.

The top plate 21, the front plate 22, the side plates and the rear plate 24 can be cut and bent to be formed through the same metal plate, and processing is convenient.

A handle 25, the handle 25 being secured to the front panel 22 for easy withdrawal and lifting.

The fastening member penetrates through the front plate 22 and is suitable for locking the front plate 22 to the locking portion 14, and specifically, the fastening member is a screw and is suitable for penetrating through a through hole 221 of the front plate 22 and being screwed with a threaded hole 141 of the locking portion 14.

During the use, place push-and-pull piece 2 on base 1, roof 21 is located supporting part 15, the curb plate, front bezel 22 and back plate 24 are located bearing surface 112 and are realized supporting, will promote front bezel 22 through handle 25 and push away until roof 21 and guide slot 131 grafting towards the direction of guide slot 131, second grafting portion and first grafting portion 13 grafting cooperation promptly, at this moment, back plate 24 is located between wind hole 111 rear and two first grafting portions 13, front bezel 22 offsets with locking part 14, radiator fan 30's wind gap corresponds to wind hole 111, then fix front bezel 22 and locking part 14 through the fastener and accomplish the installation. Second grafting portion and first grafting portion 13 are pegged graft and are cooperated and realize pushing away the ascending fixed of drawing 2 vertical side, the guide part 12 realizes pushing away the spacing of drawing 2 perpendicular to push-and-pull direction, the fastener realizes pushing away the fixed of drawing 2 push-and-pull direction, thereby realize pushing away the fixed of drawing 2, prevent that external force from leading to the vibrations of drawing 2, and this fixed mode, compare the drawer type, the cooperation precision of guide part 12 and sliding connection portion 23 need not be too high, reduce the processing cost.

When needs are dismantled, dismantle the fastener earlier, pull handle 25, when roof 21 and direction slot 131 break away from the cooperation, thereby push-and-pull 2 can be deviate from or is lifted and deviate from the top along the push-and-pull direction and realize deviating from of two directions, prevent when having the obstacle on the push-and-pull direction, need demolish the obstacle earlier and just can make push-and-pull 2 deviate from completely to convenient to detach.

The air suction or exhaust of the heat dissipation fan 30 can be realized through the air inlet of the heat dissipation fan 30 corresponding to the air passing hole 111; because there is a certain distance between the top plate 21 and the base plate 11, if the push-pull member 2 does not completely cover the air passing hole 111, air will leak from the periphery of the space between the top plate 21 and the base plate 11, which may affect the surrounding products or increase the power of the heat dissipation fan 30, which may affect the use. After the plugging, the rear plate 24 is located behind the air passing hole 111 and between the two first plugging portions 13, the front plate 22 and the locking portion 14 are located in front of the air passing hole 111, and the guide portion 12 and the sliding portion 23 are located on two sides of the air passing hole 111 perpendicular to the push-pull direction, so that the push-pull member 2 covers the air passing hole 111, and the good working state is ensured.

In the present embodiment, a metal plate is taken as an example, it should be understood that plastic may also be used, and the advantages of convenient molding and simple processing can also be achieved by molding all or part of the above parts through an injection mold.

The description of the above specification and examples is intended to be illustrative of the scope of the present invention and is not intended to be limiting. Modifications, equivalents and other improvements which may occur to those skilled in the art and which may be made to the embodiments of the utility model or portions thereof through a reasonable analysis, inference or limited experimentation, in light of the common general knowledge, the common general knowledge in the art and/or the prior art, are intended to be within the scope of the utility model.

Claims

1. A push-pull mechanism, comprising:

2. The push-pull mechanism as claimed in claim 1, wherein the front plate has a through hole, the locking portion has a threaded hole, and the fastening member is adapted to pass through the through hole and be screwed with the threaded hole.

3. The push-pull mechanism as claimed in claim 1, wherein the first insertion part has a guide slot, an opening of the guide slot faces forward and the guide slot has a guide surface, and the guide surface is inclined downward.

4. The push-pull mechanism as claimed in claim 1, wherein the number of the guide portions is two, the number of the sliding portions is two, and the two guide portions and the two sliding portions are in one-to-one correspondence.

5. A push-pull device, comprising: element, first object and a push-pull mechanism according to any of claims 1-4, said base being fixedly connected to said first object, said push-pull member being provided with said element.

6. The push-pull device as claimed in claim 5, wherein the element is a heat dissipation fan; the number of the sliding connection parts is two, the base comprises a substrate, the substrate is fixedly connected with the first object, and the substrate is provided with the bearing surface and the air passing hole;

the push-pull piece is also provided with a top plate; the edges of two sides of the top plate, which are perpendicular to the push-pull direction, are fixedly connected with one sliding connection part, the edge of the front end of the top plate is fixedly connected with the front plate, the top plate and the front plate are mutually perpendicular, and the part, which is matched with the first insertion part in an insertion manner, of the rear end of the top plate forms the second insertion part; the top plate is provided with a mounting hole for mounting the heat radiation fan, and the air opening of the heat radiation fan is suitable for corresponding to the air passing hole when the second insertion part is in insertion fit with the first insertion part.

7. The push-pull device as claimed in claim 6, wherein: the number of the guide parts is two, and the two guide parts are respectively arranged on two sides of the air passing hole perpendicular to the push-pull direction; the locking parts are positioned in front of the air passing holes, the number of the first inserting parts is two, and the two first inserting parts are positioned behind the air passing holes; the number of the second inserting parts is two;

the push-pull piece is also provided with two side plates and a back plate,

8. The push-pull device as claimed in claim 7, wherein: the two guide parts and the two first inserting parts correspond to each other one by one and are connected into a whole.

9. The push-pull device as claimed in claim 7, wherein: the base further comprises two supporting parts, the two supporting parts correspond to the two guiding parts one by one, and the supporting parts are fixedly connected to the top ends of the guiding parts and are perpendicular to the guiding parts; the top plate is adapted to be seated on the support portion.

10. The push-pull device as claimed in claim 6, wherein: the push-pull piece further comprises a handle, and the handle is fixedly connected with the front plate.