CN210748295U - Support frame for camp bed frame and bed frame with support frame - Google Patents

Abstract

The utility model provides a support frame for camp bed frame, including ejector pin and clamping part, this clamping part is used for the centre gripping connecting rod and has the mouth that presss from both sides, wherein at least one clamping part is provided with and is used for the locking mechanical system of this clamping part centre gripping on the connecting rod, the clamping part that this locking mechanical system corresponds is including fixing the fixed clamping part on the ejector pin top and the activity clamping part that links to each other with locking mechanical system, when locking mechanical system locks, fixed clamping part and activity clamping part are closed each other and are tight on the connecting rod and rise to the outside with the clamping part centre gripping, when locking mechanical system unblock, fixed clamping part and activity clamping part can keep away from each other and make the clamping part remove the centre gripping to the connecting rod and contract to the inside. Compare whole press from both sides mouthful after aiming at the connecting rod, the utility model discloses it is little to pressing from both sides mouthful wearing and tearing, required dynamics is less, convenient dismantlement. The utility model also discloses an use the bedstead that has the above-mentioned support frame that is used for camp bed bedstead, it is little to have the wear of pressing from both sides mouthful equally, the less advantage of required dynamics.

Description

Support frame for camp bed frame and bed frame with support frame

Technical Field

The utility model relates to a camp bed technical field, concretely relates to a bedstead that is used for support frame and application of camp bed bedstead to have this support frame.

Background

Camp bed is generally through setting up the structure of being convenient for buckle or flexible, conveniently accomodates and uses.

For example, a chinese utility model patent having an application number of 201720622169.X (publication number CN207784761U) discloses a camp bed frame and a camp bed, which includes a support body and a fixing mechanism; the fixing mechanism comprises an adjusting part and a supporting rod; the supporting rod is used for fixing the mattress; the adjusting part is arranged on the supporting body; the supporting rod is fixed on the adjusting part; the adjusting part is used for adjusting the position of the supporting rod so as to stretch the mattress. This patent's camp bedstead is provided with the arc draw-in groove of card setting bracing piece on the regulating plate, struts the mattress through setting up regulating part and bracing piece (being equivalent to the utility model discloses below-mentioned connecting rod) to avoid the mattress loose, improved the comfort level that the people went on lying.

Similarly, the chinese utility model patent "outdoor folding bed" with application number 201721410132.7 (publication number CN207912459U) is fixed with a hook with a bayonet on the support frame, and the support frame is fixed with the support rod through the bayonet and the joint of the support rod (equivalent to the connecting rod of the present invention described below). The clamp of the Chinese patent application with the application number of CN201310520255.6 (with the publication number of CN103799754A) is opened towards the outside in the simple bed.

It is thus clear that the clamping part in the above-mentioned patent is the integral type, through in the mouth that presss from both sides the clamping part with the connecting rod card income and link to each other support frame and connecting rod, firstly to pressing from both sides mouthful oral wall wearing and tearing bigger, secondly the dynamics that needs is great, is difficult to press from both sides the mouth with the connecting rod card income, and it is not very convenient to operate. Therefore, the support frame for the camp bed frame and the camp bed frame applying the support frame can be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that is to provide a support frame for camp bed frame that simple structure is reasonable, less to the mouth wall wearing and tearing of pressing from both sides mouth to the current situation of prior art.

The utility model aims to solve the second technical problem that a bedstead that uses the above-mentioned support frame that is used for camp bed bedstead is provided.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a support frame for camp bed frame, includes ejector pin and the clamping part of setting on the top of ejector pin, and this clamping part is used for the connecting rod that the centre gripping corresponds and has the mouth that presss from both sides, and wherein at least one clamping part is provided with and is used for the locking mechanical system of this clamping part centre gripping on the connecting rod that corresponds, its characterized in that: the clamping part corresponding to the locking mechanism comprises a fixed clamping part fixed at the top of the corresponding ejector rod and a movable clamping part connected with the locking mechanism, when the locking mechanism is locked, the fixed clamping part and the corresponding movable clamping part are mutually involutory to clamp the clamping part on the connecting rod and outwards tighten, and when the locking mechanism is unlocked, the fixed clamping part and the corresponding movable clamping part can be mutually far away to enable the clamping part to release the clamping on the connecting rod and inwards contract.

The locking mechanism may be various, and preferably, the locking mechanism includes a handle located outside the corresponding push rod and rotatably connected to the push rod, a movable grip portion connected to a top end of the handle and opened in an outward and downward direction, and a fixed grip portion opened in an outward and upward direction. The handle is arranged, so that the operation is convenient.

The matching structure of the ejector rod and the locking mechanism can be various, preferably, the ejector rod corresponding to the clamping part provided with the locking mechanism is a hollow tube, an ejector rod through hole communicated with the inside of the hollow tube is formed in the tube wall, and an elastic pin with a head part extending out of the ejector rod through hole is arranged in each ejector rod. The elastic pin is arranged in the ejector rod, so that the inner space of the ejector rod is favorably and fully utilized.

The locking mechanism can be various, and preferably, the locking mechanism further comprises a button, the handle is provided with an opening cavity for accommodating the corresponding ejector rod, the side wall of the opening cavity is provided with a handle through hole for the head of the elastic pin extending out of the corresponding ejector rod to be clamped into, and the button is movably arranged in the handle through hole and can push the head of the elastic pin inwards to release the locking. The unlocking is facilitated by the arrangement of the button.

For the purpose of firm locking and convenient operation, the handle through hole of the handle is provided with two push rod through holes which are arranged oppositely in front and back, the corresponding push rod through hole of the push rod is provided with two push rod through holes which are arranged oppositely in front and back, the head of the corresponding elastic pin is provided with two push buttons which are arranged oppositely in front and back, and the corresponding push button is provided with two push buttons which are arranged oppositely in front and back. Thus, through the action of the two buttons and the elastic pin, the locking is firmer; when the unlocking is needed, the thumb and the forefinger simultaneously act on the button inwards, and the operation is convenient.

The buttons may have a variety of configurations, and preferably each button includes a cap and an intermediate strut; the cap is fixed at the outer end of the middle sliding column, the inner end of the middle sliding column penetrates through the fixing sleeve, the inner end of the middle sliding column is provided with a first boss which is matched with the limiting step surface of the fixing sleeve, and the fixing sleeve is embedded and fixed in the through hole of the handle. Like this, through the spacing step face cooperation of first boss with fixed cover, adjust the displacement of cap, compare the displacement through the flexible cap of controlling of spring, the utility model discloses stable in structure is difficult to the inefficacy.

The connection structure of the cap and the middle sliding column can be various, preferably, the middle part of the cap is provided with a through hole for the middle sliding column to pass through, and the middle sliding column is also provided with a second boss positioned at the outer side of the first boss, and the second boss is connected with the inner wall adjacent to the through hole.

The shape of support frame can have the multiple, preferably, the support frame is the U style of calligraphy, the ejector pin has two and is located the left and right sides respectively, the support frame is still including the horizontal pole of connecting the left and right sides ejector pin, and the left end of horizontal pole links to each other with the bottom of left ejector pin, and the right-hand member of horizontal pole links to each other with the bottom of the ejector pin on right side.

The connecting mode between ejector pin and the horizontal pole can have the multiple, the support frame still includes the connecting seat that is located the left and right sides of two interval distribution, is located left connecting seat and is used for linking to each other the bottom of left ejector pin with the left end of horizontal pole, and the connecting seat that is located the right side is used for linking to each other the bottom of ejector pin on right side with the right-hand member of horizontal pole. The ejector rod and the cross rod are connected through the connecting seat, and compared with a structure in which the left ejector rod, the right ejector rod and the cross rod are integrally formed, the structure which is convenient to bend can be set; in addition, the connecting seat can be made of plastic, the left ejector rod and the right ejector rod can be made of aluminum alloy, and compared with a structure that the left ejector rod, the right ejector rod and the cross rod are integrally formed, materials of aluminum alloy parts can be saved.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the utility model provides an use bedstead that has foretell a support frame for camp bed bedstead which characterized in that: including at least two the support frame is and front and back interval arrangement, connects the left connecting rod that is located the left side and the right connecting rod that is located the right side between the front and back support frame.

Compared with the prior art, the utility model has the advantages that: at least one clamping part is provided with a locking mechanism used for clamping the clamping part on the corresponding connecting rod, the clamping part comprises a fixed clamping part and a movable clamping part, the fixed clamping part can be firstly abutted against the connecting rod to be installed in the using process, then the corresponding connecting rod is stirred to move outwards through the movable clamping part, and after the locking mechanism is locked, the clamping part is connected with the connecting rod and is tensioned outwards; compared with the clamping part with integral design in the prior art, the clamping part directly aligns the whole clamping opening with the connecting rod and then clamps the corresponding connecting rod into the clamping opening; when the clamping device is disassembled, the fixed clamping part and the movable clamping part can be quickly separated by unlocking the locking mechanism, so that the clamping part releases the clamping of the connecting rod and contracts inwards; the structure is simple and reasonable; the use is convenient, and the practicability is strong;

in addition, the bedstead provided with the support frame for the camp bed bedstead also has the advantages of small wear of the clamping opening and small required force.

Drawings

Fig. 1 is a schematic perspective view of a support frame for a camp bed frame according to an embodiment of the present invention;

FIG. 2 is a schematic view from another angle of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is another exploded view of FIG. 1;

fig. 5 is a schematic perspective view of an elastic pin according to an embodiment of the present invention;

fig. 6 is a longitudinal sectional view of the right clamping portion, the locking mechanism and the right post rod in the embodiment of the present invention (the locking mechanism is in a locked state);

fig. 7 is a longitudinal sectional view showing another state of the right-hand clamping portion, the locking mechanism, and the right carrier rod in the embodiment of the present invention (the locking mechanism is in an unlocked state);

FIG. 8 is a perspective view of the connecting base;

FIG. 9 is a schematic view from another angle of FIG. 8;

fig. 10 is a schematic view of a bed frame according to an embodiment of the present invention (the fixed clamping portion and the movable clamping portion are opposite to each other);

FIG. 11 is a schematic view from another angle of FIG. 10 (the fixed clamp and the movable clamp are aligned);

fig. 12 is a schematic view showing another state of the bed frame according to the embodiment of the present invention (the fixed clamping portion and the movable clamping portion are away from each other);

FIG. 13 is a schematic view from another angle of FIG. 12;

fig. 14 is an exploded view of a connecting rod in a bed frame according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

Fig. 1 to 9 show a preferred embodiment of a support frame for a camp bed frame according to an embodiment of the present invention. Fig. 10 to 14 are schematic views of a frame in which the support 100 is mounted on the connection rod 200. The support frame 100 for the camp bed frame comprises two ejector rods 1, a cross rod 2, two connecting seats 300, an elastic pin 3, a locking mechanism 4, a first elastic rope 400 and two first plugs 500;

the support frame 100 is U-shaped, the two ejector rods 1 are respectively positioned on the left side and the right side, the connecting seat 300 positioned on the left side is used for connecting the bottom end of the ejector rod 1 on the left side with the left end of the cross rod 2, and the connecting seat 300 positioned on the right side is used for connecting the bottom end of the ejector rod 1 on the right side with the right end of the cross rod 2;

the top end of each ejector rod 1 is provided with a clamping part 600 which is used for clamping the corresponding connecting rod 200 and is provided with a clamping opening 600a, and the clamping part 600 on the right side in the embodiment is provided with a locking mechanism 4 which is used for clamping the clamping part 600 on the connecting rod 200 on the right side;

the ejector rods 1 corresponding to the clamping part 600 on the right side are all hollow tubes, ejector rod through holes 11 (see fig. 4) communicated with the insides of the hollow tubes are formed in the tube walls, and elastic pins 3 with heads 31 extending out of the ejector rod through holes 11 are arranged inside the ejector rods 1;

referring to fig. 3, the cross bar 2 is also a hollow tube;

referring to fig. 8 and 9, the connecting base 300 has a top rod insertion hole 301 for inserting the top rod 1, a cross rod insertion hole 302 for inserting the cross rod 2, and a plug insertion hole 303 for inserting the first plug 500, the bottom of the connecting base 300 is relatively flat, the first elastic rope 400 passes through the cross rod 2 and the corresponding cross rod insertion hole 302 of the connecting base 300, two ends of the first elastic rope 400 are respectively fixed on the corresponding first plugs 500, and each first plug 500 can block the corresponding plug through hole 304 of the connecting base 300;

specifically, referring to fig. 1 to 4 and fig. 10 to 13, the clamping portion 600 corresponding to the locking mechanism 4 includes a fixed clamping portion 602 fixed on the top of the corresponding ejector rod 1 and a movable clamping portion 601 connected to the locking mechanism 4, when the locking mechanism 4 is locked, the fixed clamping portion 602 and the corresponding movable clamping portion 601 are mutually involuntarily combined to clamp the clamping portion 600 on the connecting rod 2 and tension the clamping portion outwards, and when the locking mechanism 4 is unlocked, the fixed clamping portion 602 and the corresponding movable clamping portion 601 can be mutually separated to enable the clamping portion 600 to release the clamping on the connecting rod 200 and contract inwards;

referring to fig. 4, 6, 7, the locking mechanism 4 comprises a handle 41, a button 42 and a securing sleeve 43;

referring to fig. 4, the handle 41 is located outside the corresponding ejector rod 1 and is rotatably connected with the ejector rod 1, the movable clamping portion 601 is connected with the top end of the handle 41 and opens in the outward and downward directions, the fixed clamping portion 602 opens in the outward and upward directions, the handle 41 has an open cavity for accommodating the corresponding ejector rod 1, the side wall of the open cavity is provided with a handle through hole 411 for the head portion 31 of the elastic pin 3 extending out of the corresponding ejector rod 1 to be clamped in, for the purposes of locking and operation convenience, the handle through hole 411 of the handle 41 has two opposite front and back arrangements, the ejector rod through hole 11 of the corresponding ejector rod 1 has two opposite front and back arrangements, and the head portion 31 of the corresponding elastic pin 3 has two opposite front and back arrangements;

the push buttons 42 are movably arranged in the handle through hole 411 and can push the head part 31 of the elastic pin 3 inwards to release the locking, and similarly, two corresponding push buttons 42 are arranged in a front-back opposite arrangement;

each button 42 includes a cap 421 and a middle strut 422;

the cap 421 is fixed at the outer end of the middle sliding column 422, the cap 421 is provided with an open accommodating cavity and a through hole 4211 (see fig. 4) penetrating through the accommodating cavity, and the outer wall of the handle through hole 411 of the handle 41 is positioned in the accommodating cavity of the cap 421 and is in sliding fit with the cap 421;

the inner end of the middle sliding column 422 passes through the fixing sleeve 43, the inner end of the middle sliding column 422 is provided with a first boss 4221, the end of the middle sliding column 422 close to the outer side is provided with a second boss 4222, and the second boss 4222 is fixed with the inner wall of the cap 421 adjacent to the through hole 4211 (see fig. 4); acting inwardly on cap 421 so that intermediate sliding stud 422 pushes head 31 of elastic pin 3 inwardly;

the fixing sleeve 43 is embedded in the handle through hole 411 (see fig. 4) of the handle 41; the limit step surface 432 (see fig. 6 and 7) of the fixing sleeve 43 is matched with the first boss 4221 of the middle sliding column 422, and the head of the middle sliding column 422 and the head 31 of the elastic pin 3 both pass through the through hole 431 (see fig. 4) of the fixing sleeve 43;

referring to fig. 7, the cap 421 is forced inward to approach the right-side plunger 1, the cap 421 acts on the second boss 4222 of the middle plunger 422 to move the middle plunger 422 inward, the middle plunger 422 pushes the head 31 of the elastic pin 3 in the right-side plunger 1 to disengage from the handle through hole 411 of the handle 41, so that the locking mechanism 4 is in an unlocked state, at this time, the handle 41 can rotate relative to the right-side plunger 1, and the movable clamping portion 601 at the upper portion of the handle 41 gradually approaches the fixed clamping portion 602;

referring to fig. 6, when the cap 421 is not forced inward, the head 31 of the elastic pin 3 can extend into the fixing sleeve 43 and push the middle sliding column 422 away from the top rod 1 on the right side, so that the locking mechanism 4 is in a locked state, and the handle 41 cannot rotate relative to the top rod 1 on the right side;

the support frame for the camp bed frame has the following working principle and using method:

connecting the two connecting bases 300 through the cross bar 2, wherein the first elastic rope 400 penetrates through the cross bar 2 and the corresponding cross bar insertion holes 302 of the connecting bases 300, two ends of the first elastic rope 400 are respectively fixed on the corresponding first plugs 500, and each first plug 500 can plug the corresponding plug insertion hole 303 of the connecting base 300; installing the ejector rod 1 on the left side into the ejector rod insertion hole 301 of the left side connecting seat 300, and installing the ejector rod 1 on the right side into the ejector rod insertion hole 301 of the right side connecting seat 300;

referring to fig. 12 and 13, the left clamping portion 600 is aligned with the left connecting rod 200, so that the left connecting rod 200 is clamped into the left clamping portion 600; then, the right clamping part 600 is installed, the cap 421 is pressed inwards, the cap 421 pushes the middle sliding column 422 to move inwards, the middle sliding column 422 pushes the head 31 of the elastic pin 3 to move inwards, so that the head 31 of the elastic pin 3 is far away from the through hole 431 of the fixed sleeve 43, the locking mechanism 4 is unlocked, the handle 41 is rotated (at this time, the elastic pin 3 is not limited by the handle 41 and returns to the state of extending outwards out of the top rod 1 on the right side), and the movable clamping part 601 and the fixed clamping part 602 are far away from each other; next, the movable clamp 601 is abutted against the right connecting rod 200 (see fig. 12, 13); then the handle 41 is rotated, in the rotating process of the handle 41, the guiding part 412 (see fig. 11 and 13) on the inner wall of the handle 41 can abut against the head part 31 of the elastic pin 3, the handle 41 rotates continuously, so that after the head part 31 of the elastic pin 3 retreats inwards into the ejector rod 1 on the right side, the head part 31 of the elastic pin 3 pops outwards again to extend into the through hole 431 of the fixing sleeve 43, the locking mechanism 4 is locked, in the process, the movable clamping part 601 stirs the corresponding connecting rod 200 to move outwards, so that a fabric piece (not shown in the figure) connected to the connecting rod 200 is unfolded, and the step of installing the clamping part 600 on the right side onto the connecting rod 200 on the right side is completed; at this time, the left clamping portion 600 plays a role of supporting and clamping the left connecting rod 200, the right fixed clamping portion 602 plays a role of supporting the right connecting rod 200, and the right movable clamping portion 601 plays a role of clamping the right connecting rod 200;

when the supporting frames 100 need to be stored, the button 42 of the locking mechanism 4 is inwardly acted to release the locking of the locking mechanism 4, so that the movable clamping portion 601 on the right side is separated from the connecting rod 200 on the right side, then the clamping portion 600 on the left side is separated from the connecting rod 200 on the left side, and the connecting seat 300 of each supporting frame 100 is pulled outwards (see fig. 3), so that under the action of the first elastic rope 400, the corresponding connecting seat 300 and the corresponding ejector rod 1 can be bent towards the middle of the cross rod 2.

Referring to fig. 10 to 14, a bed frame using the support frame for a camp bed frame is a preferred embodiment of the present invention. The bedstead comprises 3 support frames 100 and connecting rods 200, wherein the support frames 100 are arranged at intervals in the front-back direction, the connecting rods 200 are arranged at the left side and the right side respectively, and the connecting rods 200 are connected between the front support frames 100 and the rear support frames 100;

referring to fig. 14, each connecting rod 200 includes 4 hollow connecting sections 201, all the connecting sections 201 are connected by a second elastic rope 203 inserted therein, and two ends of the second elastic rope 203 are respectively fixed at two ends of the corresponding connecting rod 200 by second plugs 202.

The bed frame has the following working principle and using method:

firstly, assembling each support frame 100, and the specific steps are the same as the use process of the support frame;

then, the connecting rod 200 is installed; sequentially inserting and connecting the connecting sections 201;

then, each connecting rod 200 is arranged on a fabric sheet (not shown in the figure) with a connecting sleeve (not shown in the figure), each connecting rod 200 penetrates through the corresponding connecting sleeve to unfold the fabric sheet, and the fabric sheet forms a bed surface for supporting a user;

then, each support frame 100 is mounted on the connecting rod 200; inverting the fabric sheet, aligning the left clamping portion 600 with the left connecting rod 200, and clamping the left connecting rod 200 into the left clamping portion 7; then the right clamping part 7 is installed, and the specific steps are the same as the using process of the support frame 100;

finally, the supporting frame 100 and the fabric piece are turned over to be in a use state;

when the camp bed needs to be stored, the support frames 100 and the connecting rods 200 are respectively bent, wherein the storage steps of the support frames 100 refer to the use process of the support frames, the storage steps of the connecting rods 200 are as follows, two adjacent connecting sections 201 are separated (refer to fig. 14), and under the action of the second elastic ropes 203, the connecting rods 200 can be bent; and (5) stacking the fabric pieces in order.

Claims (10)

1. The utility model provides a support frame for camp bed frame, includes ejector pin (1) and sets up clamping part (600) on the top of ejector pin (1), and this clamping part (600) are used for the corresponding connecting rod (200) of centre gripping and have a mouth (600a), and wherein at least one clamping part (600) is provided with and is used for the locking mechanical system (4) of this clamping part (600) centre gripping on corresponding connecting rod (200), its characterized in that: the clamping part (600) corresponding to the locking mechanism (4) comprises a fixed clamping part (602) fixed at the top end of the corresponding ejector rod (1) and a movable clamping part (601) connected with the locking mechanism (4), when the locking mechanism (4) is locked, the fixed clamping part (602) and the corresponding movable clamping part (601) are mutually involutory to clamp the clamping part (600) on the connecting rod (200) and expand outwards, and when the locking mechanism (4) is unlocked, the fixed clamping part (602) and the corresponding movable clamping part (601) can be mutually far away to enable the clamping part (600) to release the clamping on the connecting rod (200) and contract inwards.

2. A support for a camp bed frame as defined in claim 1 wherein: the locking mechanism (4) comprises a handle (41) which is positioned outside the corresponding ejector rod (1) and is rotationally connected with the ejector rod (1), the movable clamping part (601) is connected with the top end of the handle (41) and is opened towards the outer side and the downward direction, and the fixed clamping part (602) is opened towards the outer side and the upward direction.

3. A support for a camp bed frame as defined in claim 2 wherein: the ejector rods (1) corresponding to the clamping parts (600) provided with the locking mechanisms (4) are hollow pipes, ejector rod through holes (11) communicated with the interiors of the ejector rods are formed in the pipe walls, and elastic pins (3) with heads (31) extending out of the ejector rod through holes (11) are arranged in the ejector rods (1).

4. A support for a camp bed frame as defined in claim 3 wherein: locking mechanical system (4) still include button (42), and handle (41) have the opening cavity who holds corresponding ejector pin (1), and opening cavity's lateral wall is opened and is supplied to stretch out head (31) the handle through-hole (411) that head (31) card of the outer elastic pin (3) of corresponding ejector pin (1) are gone into, button (42) movably sets up in this handle through-hole (411) and can inwards promote head (31) of elastic pin (3) and relieve the locking.

5. A support frame for a camp bed frame as defined in claim 4, wherein: the handle through holes (411) of the handle (41) are provided with two and are oppositely arranged front and back, the ejector rod through holes (11) of the corresponding ejector rods (1) are provided with two and are oppositely arranged front and back, the heads (31) of the corresponding elastic pins (3) are provided with two and are oppositely arranged front and back, and the corresponding buttons (42) are provided with two and are oppositely arranged front and back.

6. A support frame for a camp bed frame as defined in claim 4, wherein: each of said buttons (42) comprising a cap (421) and an intermediate strut (422); the cap (421) is fixed at the outer end of the middle sliding column (422), the inner end of the middle sliding column (422) penetrates through the fixing sleeve (43), the inner end of the middle sliding column (422) is provided with a first boss (4221) which is matched with a limiting step surface (432) of the fixing sleeve (43), and the fixing sleeve (43) is embedded and fixed in the handle through hole (411).

7. A support frame for a camp bed frame as defined in claim 6, wherein: the cap (421) has a through hole (4211) in the middle for the middle sliding column (422) to pass through, and the middle sliding column (422) further has a second boss (4222) located outside the first boss (4221), and the second boss (4222) is connected with the inner wall adjacent to the through hole (4211).

8. A support frame for a camp bed frame as claimed in any one of claims 1 to 7, wherein: support frame (100) are the U style of calligraphy, ejector pin (1) have two and are located the left and right sides respectively, support frame (100) still including horizontal pole (2) of connecting left and right sides ejector pin (1), the left end of horizontal pole (2) links to each other with the bottom of left ejector pin (1), and the right-hand member of horizontal pole (2) links to each other with the bottom of ejector pin (1) on right side.

9. The support for a camp bed frame as recited in claim 8, wherein: the support frame (100) further comprises two connecting seats (300) which are distributed at intervals and located on the left side and the right side, the connecting seat (300) located on the left side is used for connecting the bottom end of the ejector rod (1) on the left side with the left end of the cross rod (2), and the connecting seat (300) located on the right side is used for connecting the bottom end of the ejector rod (1) on the right side with the right end of the cross rod (2).

10. A bedstead to which the support frame for a camp bed bedstead as claimed in any one of claims 1 to 9 is applied, characterized in that: the left connecting rod (200) is connected between the front and rear supporting frames (100) and is positioned on the left side, and the right connecting rod (200) is positioned on the right side.

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