CN216741026U

CN216741026U - Wind-proof panel lock for air conditioner fan box

Info

Publication number: CN216741026U
Application number: CN202122557234.4U
Authority: CN
Inventors: 鲁柏鑫; 鲁锋杰; 鲁雷杰
Original assignee: Ningbo Xinlong Air Conditioner Equipment Co ltd
Current assignee: Ningbo Xinlong Air Conditioner Equipment Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-06-14
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to a wind-proof panel lock of an air-conditioning fan box body, which comprises a lock body, a lock cylinder, a handle, a rotary lock tongue and a wind-proof lock tongue, wherein one end of the lock cylinder extends out of the top end of the lock body and is hinged with the handle with a cam part; the windproof bolt is in a right angle relative to the rotary bolt after being matched with the polygonal column section, the windproof bolt is positioned on one side of the rotary bolt corresponding to the rotation stopping nut, and the thread section of the lock cylinder is in locking connection with the locking nut. The hidden danger problem that directly deviates from when the above structure effectively avoids panel dismantlement, and the operation is used more safe and reliable.

Description

Wind-proof panel lock for air conditioner fan box

Technical Field

The utility model relates to a locking piece, in particular to a windproof panel lock of an air-conditioning fan box body, which is installed on a panel of the air-conditioning fan box body.

Background

The air conditioner fan box body is used for installing an air conditioner fan, plays a role in protecting and supporting the air conditioner fan, and has the effects of preventing cold bridges and preserving heat. The existing air-conditioning fan box body generally comprises a frame structure and a panel, wherein the frame structure is formed by fixedly connecting side frame strips, three-way pieces, middle strips, connecting blocks and other structures, and the panel and the frame structure are connected and fastened by screw pieces or bolt pieces. In order to facilitate the cabinet body to be overhauled, at least one panel of the air-conditioning fan cabinet body is designed to be provided with an independent access door so as to facilitate the conventional overhauling or maintenance operation, but the access door needs to consider the requirement of tightness, the manufacturing cost is not low, and the cost of the whole air-conditioning fan cabinet body is higher. In order to solve the problem, prior art has openly to adopt the whole detachable mode of panel, replaces current conventional access door, and the main scheme is as shown in figure 6, be equipped with the retaining member in the circumference equipartition of panel, utilize the rotatory spring bolt that drives of retaining member and air conditioner fan box medial surface to form locking to realize the quick assembly disassembly of panel, removed the loaded down with trivial details that additionally set up the access door from. In order to ensure that the bolt is reliably locked with the inner side surface of the air-conditioning fan box body, the end part of the bolt is often connected with an adjusting bolt, and the bolt cap is ensured to be reliably abutted against the inner side surface of the air-conditioning fan box body by adjusting the adjusting bolt. Although above structure can realize panel quick assembly disassembly, still have certain defect when in actual use, mainly lie in the retaining member of panel and open the back, the panel can be strikeed to the wind pressure in the air conditioner fan box, leads to the panel to deviate from suddenly, easily causes the injury to operating personnel, has certain potential safety hazard. To this end, improvements to existing panel locks are desired.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide the windproof panel lock of the air-conditioning fan box body in the field, so that the technical problems that after the panel lock of the existing air-conditioning fan box body is completely opened, a panel suddenly drops off due to the air pressure in the air-conditioning fan box body, operators are easily injured, and potential safety hazards exist are solved. The purpose is realized by the following technical scheme.

A wind-proof panel lock of an air conditioner fan box body comprises a lock body, a lock cylinder, a handle and a rotary lock tongue, wherein the lock body is externally sleeved on the lock cylinder, and the lock core has two degrees of freedom of axial movement and rotation relative to the lock body, one end of the lock core extends out of the top end of the lock body, and is hinged with a handle through a hinge piece, the hinged end of the handle is a cam part which forms a locking with the top surface of the lock body when swinging to the right position, when the lock core rotates along with the cam part, the lock core moves axially relative to the lock body, the other end of the lock core is provided with a polygonal column section and a thread section which extend out of the other end of the lock body, one end of the rotary lock tongue is provided with a polygonal hole matched with the polygonal column section, the other end of the rotary lock tongue is provided with a threaded hole, and the adjusting bolt is in threaded connection with the threaded hole, the bolt cap of the adjusting bolt is used as a rotary lock tongue to tightly abut against the locking part on the inner side surface of the air conditioner fan box body, and the other end of the adjusting bolt is connected with the threaded hole of the rotary lock tongue and then is connected with the rotation stopping nut. The panel lock is structurally characterized by further comprising a windproof bolt, wherein a polygonal hole matched with the polygonal column section of the lock cylinder is formed in one end of the windproof bolt, the windproof bolt is distributed in a right-angle mode relative to the rotary bolt after being matched with the polygonal column section, the windproof bolt is located on one side, corresponding to the rotation-stopping nut, of the rotary bolt, and a locking nut used for locking the windproof bolt and the rotary bolt to the lock cylinder is connected to the thread section of the lock cylinder. Through the structure, when the lock cylinder drives the rotary lock tongue to open, the second lock when the windproof lock tongue is taken as the panel to be separated is utilized, so that the panel is ensured not to be directly and completely separated from the air conditioner fan box body, but only partially separated, and the air pressure in the air conditioner fan box body is released, thereby avoiding the hidden trouble problem that the panel is separated suddenly, and the operation and the use are more safe and reliable.

And a regulating gasket is sleeved on the polygonal column section between the rotary lock tongue and the windproof lock tongue. Through the structure, the distance between the rotary lock tongue and the windproof lock tongue is easy to adjust, so that when the adjusting bolt of the rotary lock tongue is switched to the windproof lock tongue to be abutted against the inner side of the frame of the air conditioner fan box body in an abutting mode, the panel where the panel lock is located is separated from the forming part of the air conditioner fan box body, and the purpose of effectively releasing the air pressure in the box body is achieved.

The lock comprises a lock body and a lock core, wherein the lock core is arranged in the lock body, the lock core is circumferentially provided with an annular sealing groove, a sealing ring is arranged in the annular sealing groove and forms sealing with the inner wall of the lock body, the root of a polygonal column section of the lock core is sleeved with the sealing ring, and the end part of the lock body and a rotary lock tongue are sealed when the lock core is locked along with a panel lock. Through the structure, the sealing between the lock cylinder and the lock body and the sealing between the lock tongue and the end part of the lock body are realized, and the sealing and cold bridge prevention effect of the air-conditioning fan box body is improved.

The polygon of the polygonal column section is a rectangle, and the polygonal hole of the rotary lock tongue is a rectangular hole. Through this structure, realize the regulation of rotatory spring bolt installation angle to adapt to the settlement of handle direction of rotation.

The top end of the lock body is integrally provided with a limiting baffle for limiting the top end of the lock body on the outer side surface of the air-conditioning fan box body panel, the outer side surface of the limiting baffle is used as an abutting surface of the handle cam part, and the inner side surface of the limiting baffle is provided with a convex column which forms positioning with the air-conditioning fan box body panel; the outer peripheral face of the lock body is provided with an external thread section, the lock body is in threaded connection with a locking limiting ring through the external thread section, and the lock body clamps and fixes the corresponding air-conditioning fan box body panel through the locking limiting ring and the limiting baffle. Through the structure, the lock body is fixed relative to the panel of the air-conditioning fan box body, the fixation is reliable and firm, and the lock body is convenient to disassemble and replace.

The inner side surface of the limiting baffle is provided with a sealing gasket sleeved on the lock body, the sealing gasket is provided with a positioning hole matched with the convex column, and the sealing gasket forms sealing between the lock body and the panel of the air-conditioning fan box body when clamped together with the limiting baffle and the panel of the air-conditioning fan box body. Through the structure, reliable sealing between the lock body and the panel of the air-conditioning fan box body is ensured.

And a convex part is arranged on one side surface of the handle facing the lock body, and when the handle is in a cam locking state, the convex part of the handle is abutted against the outer side surface of the air-conditioning fan box body panel where the lock body is located. Through this structure, prevent that the handle from reaching further the pendulum rotation of relative articulated elements when locking cam position, play the protection handle, prevent the purpose of the damage of dislocation rotation.

The lock core is the step shaft section, and is equipped with the ladder face towards the lock body top between the step shaft section of lock core, this ladder face with support tightly between the lock body top and be equipped with the tension spring who cup joints in the lock core. Through this structure, realize the lock core for the operation of the lock body axial resilience, make things convenient for the handle back of unscrewing soon, rotatory spring bolt is automatic for the locking contact surface to bounce, removes the locking.

The locking piece further comprises an auxiliary locking mechanism, the auxiliary locking mechanism comprises a lock sleeve, a core sleeve, a mandrel, a pin rod and a lock seat, the lock sleeve is fixed on the handle, the lock seat is fixed at one end of the lock body corresponding to the handle, the core sleeve is fixed in the lock sleeve, the mandrel is sleeved in the core sleeve in a sliding mode, one end of the mandrel is a locking end, the other end of the mandrel is a key operation end, the mandrel is radially connected with the pin rod and is in sliding fit with a guide sliding hole formed in the circumferential direction of the core sleeve through the pin rod, when the mandrel rotates and the pin rod slides along the guide sliding hole, the mandrel moves axially relative to the core sleeve, and when the pin rod is located at one limiting end of the guide sliding hole, the locking end of the mandrel retracts into the core sleeve; when the pin rod is located another spacing end of direction slide opening, just when the handle is in cam locking state, the locking end of dabber stretch out to with the cooperation of pegging graft of the lock seat of lock body tip and locking handle swing for the articulated elements, the cam locking state of locking handle promptly. Through this structure, realize that the locking of handle and lock body cam locking state keeps, and need the key side can relieve this locking state, effectively prevent to open the handle by mistake because of external force or non-professional, use more reliably, safety.

The utility model has simple integral structure, is applied to the installation of the panel of the air-conditioning fan box body, is convenient to disassemble, assemble and use, is safe and reliable especially when the panel is disassembled, is not easy to cause the safety problem caused by the sudden separation of the panel due to the air pressure in the air-conditioning fan box body, and is suitable for being used as a panel lock of various air-conditioning fan box bodies or the structural improvement of similar locking parts.

Drawings

Fig. 1 is a schematic diagram of the explosive structure of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

FIG. 3 is a schematic view of a panel and frame fixed state structure of the air conditioner fan box body.

Fig. 4 is a schematic illustration of an explosive structure with the addition of an auxiliary lock mechanism according to the present invention.

FIG. 5 is a schematic view of a lock state configuration of the present invention with the addition of an auxiliary lock mechanism.

FIG. 6 is a schematic structural view of the present invention applied to the installation of the panel of the air conditioner fan box body.

The sequence numbers and names in the figure are: 1. the lock comprises a lock cylinder, 101, a polygonal column section, 102, a thread section, 2, a lock body, 201, a limit baffle, 202, a convex column, 203, a lock seat, 3, a hinge pin, 4, a handle, 401, a cam part, 402, a convex part, 403, a lock sleeve, 5, a locking limit ring, 6, a rotary bolt, 7, a locking nut, 8, a tension spring, 9, a sealing ring, 10, an adjusting bolt, 11, a rotation stopping nut, 12, a windproof bolt, 13, a sealing gasket, 14, an air conditioner fan box body panel, 15, a frame, 16, a core sleeve, 1601, a guide sliding hole, 17, a core shaft, 1701, a locking end, 1702, a key operation end, 18, a pin rod, 19 and a key.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings.

As shown in fig. 1 and 2, the windproof panel lock of the air-conditioning fan box body comprises a lock body 2, a lock cylinder 1, a handle 4, a rotary bolt 6 and a windproof bolt 12, wherein the lock body is sleeved outside the lock cylinder, the lock cylinder has two degrees of freedom of axial movement and rotation relative to the lock body, one end of the lock cylinder extends out of the top end of the lock body and is hinged with the handle through a hinge pin 3, and the handle is designed into a straight-line-shaped handle or a V-shaped handle. The handle is provided with a cam portion 401 which forms a cam lock with the top surface of the lock body when swinging along the hinge pin, and the lock cylinder forms an axial movement relative to the lock body when swinging along with the cam portion. The other end of the lock cylinder is provided with a polygonal column section 101 and a thread section 102 which extend out of the other end of the lock body, the polygon of the polygonal column section is a rectangle, one ends of the rotary lock bolt and the windproof lock bolt are respectively provided with a polygonal hole matched with the polygonal column section, namely a rectangular hole, the lock cylinder is matched with the rotary lock bolt and the polygonal hole of the windproof lock bolt through the polygonal column section to form positioning, the rotary lock bolt and the windproof lock bolt are distributed in a right angle mode, the thread section of the lock cylinder is connected with a lock nut 7 to lock the windproof lock bolt and the rotary lock bolt to the lock cylinder, namely the lock nut abuts against one side of the windproof lock bolt. The other end of the rotary lock tongue is provided with a threaded hole and is in threaded connection with an adjusting bolt through the threaded hole, a bolt cap of the adjusting bolt is used as the rotary lock tongue to tightly abut against a locking part on the inner side surface of the air conditioner fan box body, and the other end of the adjusting bolt is connected with the threaded hole and then is in locking connection with a rotation stopping nut.

In order to adjust the distance between the wind-proof bolt 12 and the rotary bolt 6, an adjusting gasket may be sleeved on the polygonal column section 101 between the rotary bolt and the wind-proof bolt.

The lock cylinder 1 is circumferentially provided with an annular sealing groove, a sealing ring 9 is arranged in the annular sealing groove to form sealing with the inner wall of the lock body 2, the root of the polygonal column section 101 of the lock cylinder is sleeved with the sealing ring, and the end part of the lock body and the rotary lock tongue are sealed when the lock cylinder is locked along with the panel lock. The sealing between the lock core and the lock body and the sealing between the end part of the lock body and the lock tongue are realized through the sealing ring. In order to realize the lock core for the operation of lock body axial resilience, the lock core is the step shaft section, and is equipped with the ladder face towards the lock body top between the step shaft section of lock core, supports between this ladder face and the lock body top and tightly is equipped with the tension spring 8 who cup joints in the lock core. The top end of the lock body 2 is integrally provided with a limiting baffle 201 limiting the top end of the lock body on the outer side surface of the air-conditioning fan box body panel 14, the outer side surface of the limiting baffle serves as an abutting surface of the cam part 401 of the handle 4, the inner side surface of the limiting baffle is provided with a convex column 202 forming positioning with the air-conditioning fan box body panel, the inner side surface of the limiting baffle is provided with a sealing gasket 13 sleeved on the lock body, the sealing gasket is provided with a positioning hole positioning with the convex column, and when the limiting baffle and the air-conditioning fan box body panel clamp the sealing gasket, sealing is formed between the lock body and the air-conditioning fan box body panel. The outer peripheral surface of the lock body is provided with an external thread section which is in threaded connection with a locking limiting ring 5 through the external thread section, and the lock body clamps and fixes the corresponding air conditioner fan box body panel through the locking limiting ring and a limiting baffle. A convex part 402 is arranged on one side surface of the handle facing the lock body, and when the handle is in a cam locking state, the convex part of the handle is abutted against the outer side surface of the air-conditioning fan box body panel where the lock body is located.

The specific use method of the panel lock comprises the following steps: as shown in fig. 3 and fig. 6, one end of the lock body 2 is firstly limited on the outer side surface of the air-conditioning fan box body panel 14 through the limiting baffle 201, then the lock body is connected with the locking limiting ring 5 through the lock body threads, and the lock body is fixed on the air-conditioning fan box body panel by virtue of the locking limiting ring and the limiting baffle. Next, the lock core 1 is inserted into the lock body sleeve hole, one end of the lock core is connected with the handle 4, the other end of the lock core is sequentially connected with the rotary bolt 6, the windproof bolt 12 and the lock nut 7, and the rotary bolt and the windproof bolt are fixed with the lock core through the lock nut. Under the initial state, the cam portion 401 of handle is in the unscrew state, install air conditioner fan box panel to the frame 15 of air conditioner fan box in, drive the lock core through the twist grip and rotate, realize that rotatory spring bolt rotates to the frame inner wall position, through swinging the handle along articulated round pin 3, thereby drive cam portion and form the tight power of supporting for the lock body top surface, form the cam locking state promptly, the linkage lock core is for lock body axial motion under this tight effect of supporting, the adjusting bolt who drives rotatory spring bolt compresses tightly the frame inner wall promptly, realize the fixed of panel and frame, accomplish the installation of air conditioner fan box panel with this mode, the installation is comparatively simple, efficiency. When the panel needs to be disassembled, firstly, the cam part of the handle is unlocked, then the handle is rotated to the position where the windproof bolt is opposite to the inner side of the air-conditioning fan box body frame, and the windproof bolt is not provided with an adjusting bolt, so that a space is formed between the windproof bolt and the inner side of the air-conditioning fan box body frame, when air pressure exists in the air-conditioning fan box body, the panel is separated from the frame, the air pressure in the box body is released, the panel is prevented from being directly and integrally separated, after the air pressure is released, the handle is further rotated, the windproof bolt and the rotary bolt are enabled to be separated from the limit of the inner side of the frame, the panel can be disassembled, and the operation process is safe and reliable.

As shown in fig. 4 and 5, for the purpose that the panel lock is more reliable and safe to use and prevents the handle from being operated by mistake, the locking member further comprises an auxiliary lock mechanism, the auxiliary lock mechanism comprises a lock sleeve 403, a core sleeve 16, a core shaft 17, a pin rod 18 and a lock seat 203, the lock sleeve and the handle 4 are integrally formed, the lock seat is integrally arranged at one end of the lock body 2 corresponding to the handle, the core sleeve is sleeved in the lock sleeve, and the core sleeve and the lock sleeve are fixed through radial screws. The mandrel is sleeved in the core sleeve in a sliding mode, one end of the mandrel is a locking end 1701, the other end of the mandrel is a key operation end 1702, the mandrel is radially connected with a pin rod and is in sliding fit with a guide sliding hole 1601 which is formed in the circumferential direction of the core sleeve through the pin rod, the guide sliding hole is arranged to be an inclined hook hole, when the key operation end of the mandrel is rotated through a key 19, the pin rod of the mandrel slides along the guide sliding hole, and the mandrel moves axially relative to the core sleeve. When the pin rod slides to one of the limiting ends of the guide sliding hole, the locking end of the mandrel contracts into the mandrel sleeve; when the pin rod slides to the other limiting end of the guide sliding hole and the handle is in a cam locking state, the locking end of the mandrel extends out to be matched with the lock seat at the end part of the lock body in an inserting mode and the locking handle swings and rotates relative to the hinge pin, namely the cam locking state of the locking handle is locked.

The above description is intended to illustrate the technical means of the present invention, and not to limit the technical scope of the present invention. Modifications of the utility model which are obvious to those skilled in the art in view of the prior art are also within the scope of the utility model as claimed.

Claims

1. A wind-proof panel lock of an air-conditioning fan box body comprises a lock body (2), a lock cylinder (1), a handle (4) and a rotary lock tongue (6), wherein the lock body is sleeved outside the lock cylinder, the lock cylinder has two degrees of freedom of axial motion and rotation relative to the lock body, one end of the lock cylinder extends out of the top end of the lock body and is hinged with the handle through an articulated piece, the articulated end of the handle is a cam part (401) which forms a locking part with the top surface of the lock body when the lock cylinder is swung in place, the lock cylinder forms axial motion relative to the lock body when swinging along with the cam part, the other end of the lock cylinder is provided with a polygonal column section (101) and a thread section (102) which extend out of the other end of the lock body, one end of the rotary lock tongue is provided with a polygonal hole matched with the polygonal column section, the other end of the rotary lock tongue is provided with a threaded hole connected with an adjusting bolt (10) through the threaded hole, and a bolt cap of the adjusting bolt is used as a locking part for tightly supporting the inner side surface of the air-conditioning fan box body, the other end of the adjusting bolt is connected with a threaded hole of the rotary lock tongue and then is connected with a rotation stopping nut (11) in a locking way; the panel lock is characterized by further comprising a windproof bolt (12), wherein one end of the windproof bolt is provided with a polygonal hole matched with the polygonal column section (101) of the lock cylinder (1), the windproof bolt is in right-angle distribution relative to the rotary bolt (6) after being matched with the polygonal column section, the windproof bolt is positioned on one side of the rotary bolt corresponding to the rotation-stopping nut (11), and the threaded section (102) of the lock cylinder is connected with a locking nut (7) which locks the windproof bolt and the rotary bolt on the lock cylinder.

2. The air conditioner blower case body wind-proof panel lock according to claim 1, characterized in that a polygonal column section (101) between the rotary latch (6) and the wind-proof latch (12) is sleeved with an adjusting washer.

3. The wind-proof panel lock of air-conditioning fan box body according to claim 1, characterized in that the lock cylinder (1) is circumferentially provided with an annular sealing groove, and is sealed with the inner wall of the lock body (2) by arranging a sealing ring (9) in the annular sealing groove, the root of the polygonal column section (101) of the lock cylinder is sleeved with the sealing ring, and the end of the lock body and the rotary lock tongue (6) are sealed when the panel lock is locked.

4. The wind panel lock for air conditioner blower case as set forth in claim 1, wherein the polygon of said polygonal column section (101) is rectangular and the polygonal hole (601) of said rotary latch (6) is rectangular.

5. The air-conditioning fan box body wind-proof panel lock according to claim 1, characterized in that a limit baffle (201) for limiting the top end of the lock body to the outer side surface of the air-conditioning fan box body panel (14) is integrated at the top end of the lock body (2), the outer side surface of the limit baffle is used as the abutting surface of the cam part (401) of the handle (4), and a convex column (202) for forming positioning with the air-conditioning fan box body panel is arranged at the inner side surface of the limit baffle; the outer peripheral face of the lock body is provided with an external thread section, the lock body is in threaded connection with a locking limiting ring (5) through the external thread section, and the lock body clamps and fixes the corresponding air conditioner fan box body panel through the locking limiting ring and the limiting baffle.

6. The air-conditioning fan box body wind-proof panel lock according to claim 5, characterized in that the inner side surface of the limit baffle (201) is provided with a sealing gasket (13) sleeved on the lock body (2), the sealing gasket is provided with a positioning hole matched with the convex column (202), and the sealing gasket forms a seal between the lock body and the air-conditioning fan box body panel when the limit baffle and the air-conditioning fan box body panel (14) are clamped.

7. The air-conditioning fan box body wind-proof panel lock according to claim 1, characterized in that a side surface of the handle (4) facing the lock body (2) is provided with a convex portion (402), and when the handle is in a cam locking state, the convex portion of the handle is abutted against an outer side surface of the air-conditioning fan box body panel (14) where the lock body is located.

8. The air conditioning fan box body wind-proof panel lock according to claim 1, characterized in that the lock cylinder (1) is a stepped shaft section, and a stepped surface facing the top end of the lock body (2) is arranged between the stepped shaft sections of the lock cylinder, and a tension spring (8) sleeved on the lock cylinder is tightly abutted between the stepped surface and the top end of the lock body.

9. The air-conditioning fan box body wind-proof panel lock according to claim 1, wherein the locking member further comprises an auxiliary locking mechanism, the auxiliary locking mechanism comprises a locking sleeve (403), a core sleeve (16), a core shaft (17), a pin rod (18) and a locking seat (203), the lock sleeve is fixed on the handle (4), the lock seat is fixed on one end of the lock body (2) corresponding to the handle, the core sleeve is fixed in the lock sleeve, the core shaft is sleeved in the core sleeve in a sliding way, one end of the core shaft is a locking end (1701), the other end of the core shaft is a key operation end (1702), the core shaft is radially connected with a pin rod, the pin rod is in sliding fit with a guide sliding hole (1601) arranged on the circumferential direction of the core sleeve, and when the pin rod rotates along with the core shaft and slides along the guide sliding hole, the core shaft forms axial movement relative to the core sleeve, when the pin rod is positioned at one limiting end of the guide sliding hole, the locking end of the mandrel is contracted into the mandrel sleeve; when the pin rod is located another spacing end of direction slide opening, just when the handle is in cam locking state, the locking end of dabber stretch out to with the cooperation of pegging graft of the lock seat of lock body tip and locking handle swing for the articulated elements, the cam locking state of locking handle promptly.