Net pole locking and unlocking structure and quick-opening awning

Abstract

The utility model relates to the technical field of skycurtains, in particular to a tent pole locking and unlocking structure and a quick-opening skycurtain, and the tent pole locking and unlocking structure comprises a first pole body, a second pole body, a fixed sleeve, a rotary sleeve and a reset piece. A first positioning hole is formed in one end of the first rod body, one end of the second rod body is installed in the first rod body, and the fixing sleeve is divided into a first fixing sleeve unit and a second fixing sleeve unit. The rotating sleeve is provided with an extrusion part, the extrusion part extrudes the positioning piece by rotating the rotating sleeve, the positioning piece is compressed back into the first rod body, and therefore the second rod body is shrunk into the first rod body, the rotating sleeve and the reset piece are loosened to reset the rotating sleeve, and when the positioning piece stretches out of the first positioning hole again, the first rod body and the second rod body return to the locking state.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of awnings, in particular to a tent rod locking and unlocking structure and a quick-opening awning. BACKGROUND

[0002] An awning or a tent product generally comprises a disc head, a plurality of support rods hinged to the disc head, and a curtain laid outside the support rods. In order to facilitate storage, the support rods generally have a telescopic function. Through understanding of the related art, some telescopic support rods comprise a telescopic first rod body and a telescopic second rod body. The first rod body and the second rod body are locked by a positioning member. When the positioning member is unlocked, the first rod body and the second rod body are mainly extruded by an external adjusting sleeve. In actual use, the adjusting sleeve may not extrude the positioning member in place. The locking state of the first rod body and the second rod body is not completely released, which affects the user experience. CONTENT OF THE UTILITY MODEL

[0003] The utility model at least one specific embodiment aims at solving the defects in the prior art and provides a tent rod locking and unlocking structure and a quick-opening awning.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A tent rod locking and unlocking structure comprises:

[0006] A first rod body is provided with a first positioning hole at one end thereof;

[0007] A second rod body is inserted into the first rod body at one end thereof. The second rod body is provided with a second positioning hole. An elastic member is installed in the second rod body. The elastic member is provided with a positioning member. Under the elastic force of the elastic member, the positioning member can pass through the first positioning hole and the second positioning hole, so that the first rod body and the second rod body are locked.

[0008] A fixed sleeve is sleeved on the outside of the first rod body and is fixedly connected thereto;

[0009] A rotating sleeve is rotatably sleeved on the outside of the fixed sleeve. The inner wall of the rotating sleeve is provided with an extrusion part. The positioning member is located on the rotating path of the extrusion part.

[0010] A reset member is sleeved on the outside of the fixed sleeve and is located between the fixed sleeve and the rotating sleeve. One end of the reset member can act on the rotating sleeve, and the other end of the reset member can act on the fixed sleeve. The reset member can drive the rotated rotating sleeve to reset.

[0011] When the rotating sleeve rotates, the extrusion part can act on the positioning member and extrude the elastic member, so that the positioning member enters the first rod body, and the locking state of the first rod body and the second rod body is released.

[0012] Further, the extrusion part is provided with an extrusion surface which is arranged obliquely towards the positioning member; when the rotating sleeve is rotated, the extrusion surface can move towards the positioning member and apply an extrusion force to the positioning member so that the positioning member is compressed into the first rod body.

[0013] Further, the fixed sleeve comprises a first fixed sleeve unit and a second fixed sleeve unit, wherein the wall surface of the first fixed sleeve unit is provided with a guide groove; when the first rod body and the second rod body are in the locked state, the positioning member and the extrusion part are located at least partially in the guide groove respectively.

[0014] Further, the first fixed sleeve unit and the second fixed sleeve unit are spliced, and the middle part forms a mounting groove, and the rotating sleeve is located at the mounting groove and can be rotated at the mounting groove.

[0015] One end of the reset member acts on the rotating sleeve, and the other end acts on the second fixed sleeve unit.

[0016] Further, the first fixed sleeve unit and the second fixed sleeve unit are spliced, and are fixedly connected to the first rod body by the fixing member.

[0017] Further, the second rod body is provided with a first limiting surface, one end of the second fixed sleeve unit is provided with a guide limiting part, the guide limiting part is provided with a second limiting surface, and after the second limiting surface cooperates with the first limiting surface, the second rod body can be circumferentially limited.

[0018] The second rod body is provided with a limiting member, and when the locked state of the first rod body and the second rod body is released, the second rod body is stretched until the limiting member abuts against the guide limiting part; the guide limiting part can limit the stretching stroke of the second rod body through the limiting member.

[0019] Further, the extrusion part is provided with a retaining surface on one side of the extrusion surface; when an external force rotates the rotating sleeve, the extrusion surface can extrude the positioning member, and when the retaining surface corresponds to and contacts the positioning member, the positioning member is in a stable retracted state, and the locked state of the first rod body and the second rod body is released.

[0020] Further, when the external force applied to the rotating sleeve disappears, the rotating sleeve is separated from the retaining surface of the extrusion part under the action of the reset member, the positioning member is in an extended state, and the first rod body and the second rod body are locked.

[0021] Further, the outer side of the rotating sleeve is provided with a chamfered surface.

[0022] The account rod locking and unlocking structure provided by the application has the beneficial technical effects of the prior art: the positioning member fixing two rod bodies can be compressed in the first rod body by rotating the rotating sleeve to extrude the positioning member; the rotating sleeve only needs to be simply rotated to completely release the locked state between the first rod body and the second rod body, and the operation is simple.

[0023] Another technical solution adopted in this application is: to provide a quick-opening tarpaulin, including the above-mentioned tent pole locking and unlocking structure, wherein the first pole and the second pole of the tent pole locking and unlocking structure are constructed as tent poles for the quick-opening tarpaulin.

[0024] Because the quick-opening canopy is equipped with the aforementioned tent pole locking and unlocking structure, it also has the technical effects of the aforementioned push-pole locking and unlocking structure. Attached Figure Description

[0025] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0026] Figure 1 This is a schematic diagram of the tent pole locking and unlocking structure in Embodiment 1 of this utility model.

[0027] Figure 2 for Figure 1 A diagram from another perspective.

[0028] Figure 3 for Figure 2 A schematic diagram of the cross-section along line AA.

[0029] Figure 4 for Figure 2 A schematic diagram of the cross section along line CC.

[0030] Figure 5 for Figure 4 Schematic diagram of the cross section after extrusion by the rotating sleeve

[0031] Figure 6 This is a schematic diagram of the first fixed sleeve unit and the reset component.

[0032] Figure 7 This is a schematic diagram of a rotating sleeve.

[0033] Figure 8 This is a schematic diagram of the second fixed sleeve unit.

[0034] Figure 9 This is a schematic diagram showing the connection between the first and second rods.

[0035] Figure 10 for Figure 8 A schematic diagram of the cross-section along line BB.

[0036] Figure 11 This is a schematic diagram of the rapid opening of the canopy in Embodiment 2 of this utility model. DETAILED DESCRIPTION

[0037] The technical solutions of the utility model will be described clearly and completely in connection with the drawings. Obviously, the described embodiments are some of the embodiments of the utility model, but not all of 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 protection scope of the utility model.

[0038] Embodiment 1

[0039] With reference to Figure 1 , Figure 2 A kind of account pole locking and unlocking structure 100, including first pole body 10, second pole body 20, fixed sleeve 30, rotating sleeve 40 and reset piece 50, second pole body 20 extends into installation in the one end of first pole body 10, wherein fixed sleeve 30 includes first fixed sleeve unit 301 and second fixed sleeve unit 302, first fixed sleeve unit 301 is installed in the one end of first pole body 10 with second pole body 20 connection, second fixed sleeve unit 302 is installed in the one end of first fixed sleeve unit 301 close to second pole body 20, rotating sleeve 40 and reset piece 50 are set on first fixed sleeve unit 301, the outside of rotating sleeve 40 is provided with chamfer surface, when hand holds rotating sleeve 40 and rotates, chamfer surface can play the effect of anti-skid.

[0040] With reference to Figure 9 , Figure 10 First pole body 10 is hollow pole body, and the one end connected with second pole body is provided with first positioning hole 101 and first installation port 102, second pole body 20 is also hollow pole body, and the one end connected with first pole body 10 is provided with second positioning hole 201, and elastic member 202 is installed in second pole body 20, and elastic member 202 is "U" type leaf spring, and the one end of elastic member 202 is provided with positioning member 203, and it is stretched out from second telescopic hole 201 in second pole body 20, and when second pole body 20 is connected with first pole body 10, positioning member 203 also passes through first positioning hole 101 in first pole body 10, at this time, first pole body 10 and second pole body 20 are in locked state, in addition, two limit holes 204 are provided on second pole body 20, and limiting member 205 is installed on limit hole 204, and part of the circumferential surface of second pole body 20 is flat, and limit hole 204 is on the plane, and the limiting member 205 close to the port of second pole body 20 fixes a guide member 206, so that second pole body 20 does not rotate in first pole body 10 during contraction, and use efficiency is improved.

[0041] With reference to Figure 6The first fixed sleeve unit 301 is installed on one end of the first rod body 10 connected with the second rod body 20, and a guide groove 303 is arranged on the first fixed sleeve unit 301. When the first fixed sleeve unit 301 is installed on the first rod body 10, the exposed part of the positioning member 203 in the first positioning hole 101 is in the guide groove 303, so that the rotating and extruding process is carried out in the guide groove 303. In addition, a second installation opening 304 is arranged on the first fixed sleeve unit 301.

[0042] With reference to Figures 4 to 7 The rotating sleeve 40 is installed on the first fixed sleeve unit 301, and one end of the rotating sleeve 40 abuts against the first fixed sleeve unit 301. The rotating sleeve 40 is provided with an extruding part 401, and the extruding part 401 is in the guide groove 303 of the first fixed sleeve unit 301 together with the positioning member 203. The extruding part 401 is provided with an extruding surface 402 which is arranged obliquely towards the positioning member 203. When the rotating sleeve 40 is rotated, the extruding part 401 translates in the guide groove 303 to extrude the exposed part of the positioning member 203, and the extruding surface 402 applies an extruding force to the positioning member 203 to compress the positioning member 203 into the first rod body 10. In addition, the extruding part 401 is provided with a connecting opening 403, and a retaining surface 404 is arranged on one side of the extruding surface 402 of the extruding part 401. The first fixed sleeve unit 301 is sleeved with a reset member 50 which is installed between the first fixed sleeve unit 301 and the rotating sleeve 40. One end 50a of the reset member 50 is connected with the connecting opening 403 of the rotating sleeve 40. In the embodiment, the reset member 50 is preferably a torsion spring. After the rotating sleeve 40 is rotated and the positioning member 203 is extruded, the deformed reset member 50 can drive the rotating sleeve 40 to reset. In some embodiments, the reset member 50 can be a rubber band. After the reset member 50 is twisted and deformed, the reset member 50 has the elastic reset ability.

[0043] When the rotating sleeve 40 is rotated to the position where the retaining surface 404 contacts the positioning member 203, the retaining surface 404 makes the positioning member 203 keep in the retracted state, and the locking state of the first rod body 10 and the second rod body 20 is released. At this time, the rotating sleeve 40 drives one end 50a of the reset member 50 to rotate, so that the reset member 50 is twisted and deformed. The deformed reset member 50 has the reset elastic force.

[0044] When the external force applied to the rotating sleeve 40 disappears, the rotating sleeve 40 is automatically rotated and reset under the reset elastic force of the reset member 50. The retaining surface 404 of the extruding part 401 is separated from the positioning member 203, and the positioning member 203 is in the extended state. The first rod body 10 and the second rod body 20 are locked.

[0045] With reference to Figure 1 , Figure 8The second fixed sleeve unit 302 is installed at one end of the first fixed sleeve unit 301 close to the second rod body 20, a connecting groove 305 is arranged on the inner wall of the second fixed sleeve unit 302, the other end of the reset member 50 is connected with the connecting groove 305, a guide limiting part 306 is arranged on the second fixed sleeve unit 302, the second rod body 20 penetrates through the guide limiting part 306, in the embodiment, the second rod body 20 and the guide limiting part 306 are semicircular in cross section, the second rod body 20 has a first limiting surface 20a, the guide limiting part 306 has a second limiting surface 306a, after the first limiting surface 20a cooperates with the second limiting surface 306a, the guide limiting part 306 can limit the second rod body 20 in the circumferential direction, the second rod body 20 is stable and does not shake during use, and the guide limiting part 306 is suitable for telescopic guiding of the second rod body 20.

[0046] With reference to Figure 3 The third mounting port 307 is further arranged on the second fixed sleeve unit 302, the fixing member 308 is mounted on the third mounting port 307, when the second fixed sleeve unit 302 is mounted on the first sleeve 30 and the third mounting port 307 is aligned with the second mounting port 304, the fixing member 308 penetrates through the third mounting port 307 and the second mounting port 304, and finally penetrates through the first mounting port 102 on the first rod body 10, the first fixed sleeve unit 301 and the second fixed sleeve unit 302 are mounted on the first rod body 10, and the tail end of the fixing member 308 is in the first rod body 10, when the second rod body 20 is displaced in the first rod body 10, the fixing member 308 will abut against the limiting member 205 on the second rod body 20, preventing the second rod body 20 from being excessively displaced to separate from the first rod body 10.

[0047] In actual application, the elastic member 202 is mounted in the second rod body 20 and the positioning member 203 is out of the second positioning hole 201, and the limiting member 205 is mounted on the limiting hole 204, after the limiting member 205 is mounted on the second rod body 20, the second rod body 20 is stretched until the limiting member 205 abuts against the guide limiting part 306, the guide limiting part 306 can limit the stretching stroke of the second rod body 20 through the limiting member 205, preventing the second rod body 20 from being excessively pulled out of the first rod body 10.

[0048] Further, the compression positioning member 203 enables the second rod body 20 to be retracted into the first rod body 10, and the connection between the first rod body 10 and the second rod body 20 is completed when the positioning member 203 extends out of the first positioning hole 101 of the first rod body 10. The first fixing sleeve unit 301 is installed on the first rod body 10 and the part of the positioning member 203 exposed is in the guide groove 303, then the reset member 50 is installed on the first fixing sleeve unit 301, and then the rotating sleeve 40 is installed on the first fixing sleeve unit 301, with one end of the rotating sleeve 40 abutting against the first fixing sleeve unit 301, the pressing part 401 is in the guide groove 303, and the connecting port 403 on the pressing part 401 is connected with the reset member 50. Then the second fixing sleeve unit 302 is installed on the first fixing sleeve unit 301, the connecting groove 305 on the inner wall of the second fixing sleeve unit 302 is connected with the reset member 50, and finally the fixing member 308 is used to pass through the third installation port 307, the second installation port 304 and the first installation port 102, so as to fix the first fixing sleeve unit 301 and the second fixing sleeve unit 302 on the first rod body 10.

[0049] With reference to Figure 3 , Figure 4 , Figure 5 When the second rod body 20 is to be retracted into the first rod body 10, the rotating sleeve 40 is rotated, the pressing surface 402 of the pressing part 401 presses the positioning member 203 until the retaining surface 404 is in corresponding contact with the positioning member 203, so that the positioning member 203 is compressed into the first rod body 10, at this time the second rod body 20 can be retracted into the first rod body 10, and at this time the positioning member 203 is always compressed due to the abutment of the inner wall of the first rod body 10. The rotating sleeve 40 is released, and the rotating sleeve 40 is reset under the action of the reset member 50, at this time the two rod bodies are in a retracted state. When the second rod body 20 is to be used, the second rod body 20 is pulled outwards so that the positioning member 203 extends out of the first positioning hole 101 of the first rod body 10 again, at this time the first rod body 10 and the second rod body 20 return to the locked state again, and the whole process is simple and convenient to operate, and the structure is firm.

[0050] Embodiment 2

[0051] With reference to Figure 11 Based on the same technical concept, the embodiment of the present application provides a quick-open sky curtain 200 comprising the tent rod locking and unlocking structure 100 in the above-mentioned embodiments, wherein the first rod body 10 and the second rod body 20 are configured as tent rods 210 of the quick-open sky curtain 200, and the quick-open sky curtain 200 has the technical effects of the above-mentioned tent rod locking and unlocking structure 100. When the tent rod 210 is to be retracted, the rotating sleeve 40 is rotated to compress the positioning member 203 into the rod body, so that the tent rod 210 can be retracted, and the whole process is simple and convenient to operate, and the structure is firm when the rod body is used.

[0052] It should be finally pointed out that: the above examples are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the present application examples.

Claims

1. A tent pole locking and unlocking structure, characterized in that, The utility model provides a locking device, which comprises: a first rod body (10) provided with a first positioning hole (101) at one end thereof; a second rod body (20) inserted into the first rod body (10) at one end thereof, the second rod body (20) being provided with a second positioning hole (201), and an elastic member (202) being installed in the second rod body (20), the elastic member (202) being provided with a positioning member (203), the positioning member (203) being capable of penetrating through the first positioning hole (101) and the second positioning hole (201) under the elastic force of the elastic member (202) so that the first rod body (10) and the second rod body (20) are locked; a fixed sleeve (30) sleeved on the outside of the first rod body (10) and fixedly connected to the first rod body (10); a rotating sleeve (40) rotatably sleeved on the outside of the fixed sleeve (30), the rotating sleeve (40) being provided with an extrusion portion (401) on the inner wall thereof, and the positioning member (203) being located on the rotating path of the extrusion portion (401); a reset member (50) located between the fixed sleeve (30) and the rotating sleeve (40), one end of the reset member (50) being capable of acting on the rotating sleeve (40), and the other end of the reset member (50) being capable of acting on the fixed sleeve (30), the reset member (50) being capable of driving the rotating sleeve (40) after rotation to reset; when the rotating sleeve (40) rotates, the extrusion portion (401) can act on the positioning member (203) and extrude the elastic member (202), so that the positioning member (203) enters the first rod body (10), and the locked state of the first rod body (10) and the second rod body (20) is released.

2. The structure for locking and unlocking the pole according to claim 1, wherein the extrusion portion (401) is provided with an extrusion surface (402) obliquely arranged towards the positioning member (203), when the rotating sleeve (40) rotates, the extrusion surface (402) can move towards the positioning member (203) and apply an extrusion force to the positioning member (203) so that the positioning member (203) is compressed into the first rod body (10).

3. The structure for locking and unlocking the pole according to claim 1, wherein the fixed sleeve (30) comprises a first fixed sleeve unit (301) and a second fixed sleeve unit (302), the wall surface of the first fixed sleeve unit (301) is provided with a guide groove (303), when the first rod body (10) and the second rod body (20) are in the locked state, the positioning member (203) and the extrusion portion (401) are located at least partially in the guide groove (303) respectively.

4. The structure for locking and unlocking the pole according to claim 3, wherein the first fixed sleeve unit (301) and the second fixed sleeve unit (302) are spliced, the middle part of the first fixed sleeve unit (301) and the second fixed sleeve unit (302) forms a mounting groove, the rotating sleeve (40) is located at the mounting groove and can rotate at the mounting groove; one end of the reset member (50) acts on the rotating sleeve (40), and the other end of the reset member (50) acts on the second fixed sleeve unit (302).

5. The structure for locking and unlocking the pole according to claim 3, wherein the first fixed sleeve unit (301) and the second fixed sleeve unit (302) are spliced and fixedly connected to the first rod body (10) through a fixing member (308).

6. The structure for locking and unlocking a pole according to claim 3, wherein The second rod body (20) is provided with a first limiting surface (20a), one end of the second fixing sleeve unit (302) is provided with a guide limiting part (306), the guide limiting part (306) is provided with a second limiting surface (306a), and the second limiting surface (306a) can limit the second rod body (20) in the circumferential direction after cooperating with the first limiting surface (20a).

7. The structure of claim 6, wherein The second rod body (20) is provided with a limiting part (205), and the locking state of the first rod body (10) and the second rod body (20) is released; when the second rod body (20) is stretched until the limiting part (205) is in contact with the guide limiting part (306), the guide limiting part (306) can limit the stretching stroke of the second rod body (20) through the limiting part (205).

8. The structure for locking and unlocking the pole according to claim 2, wherein The extrusion part (401) is provided with a retaining surface (404) on one side of the extrusion surface (402), the extrusion surface (402) can extrude the positioning part (203) by rotating the rotating sleeve (40) through an external force, and when the retaining surface (404) corresponds to and contacts the positioning part (203), the positioning part (203) is in a stable retracted state, and the locking state of the first rod body (10) and the second rod body (20) is released.

9. The structure for locking and unlocking a pole according to claim 1, wherein The rotating sleeve (40) is provided with a chamfered surface on the outer side.

10. A quick-open awning, characterized in that The account rod locking and unlocking structure comprises the account rod locking and unlocking structure according to any one of claims 1-9, wherein the first rod body (10) and the second rod body (20) are configured as a curtain account rod.

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